Skip to main content

Measles cases are on the rise globally and here in Illinois the number is increasing as well. Vaccines are 97% effective in preventing this highly contagious disease.  To learn more about this infection and get information on vaccination, go to https://dph.illinois.gov/topics-services/diseases-and-conditions/diseases-a-z-list/measles.html.  Learn how to identify measles and the safe and effective vaccine that can prevent this potentially life-threatening infection for adults and children. 

November 2021 HIV Surveillance Update Report

Statewide and County Specific HIV and AIDS Incidence and Prevalence Update, November 2021

HIV Incident Cases

County Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014 2014-2021 HIV Diagnosis Rate

This category represents all new diagnoses with HIV regardless of the stage of the disease [HIV (non-AIDS) or AIDS], and also is referred to as “HIV infection” or “HIV disease.”

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021-November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014-November 30, 2021

"2014-2021 HIV Diagnosis Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

Cook County Breakdown

Health Department Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014

Chicago Health Dept.

586 6148

Cook County Health Dept.

172 1707

Evanston Health Dept.

4 60

Oak Park Health Dept.

2 35

Skokie Health Dept.

0 21

This category represents all new diagnoses with HIV regardless of the stage of the disease [HIV (non-AIDS) or AIDS], and also is referred to as “HIV infection” or “HIV disease.”

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021-November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014-November 30, 2021

St. Clair County Breakdown

Health Department Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014

East Side Health District

3 31

St. Clair Co. Health Dept.

23 203

This category represents all new diagnoses with HIV regardless of the stage of the disease [HIV (non-AIDS) or AIDS], and also is referred to as “HIV infection” or “HIV disease.”

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021-November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014-November 30, 2021

AIDS Cases

County Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014 2014-2021 AIDS Diagnosis Rate

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021-November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014-November 30, 2021

"2014-2021 AIDS Diagnosis Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

Cook County Breakdown

Health Department Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014

Chicago Health Dept.

220 2669

Cook County Health Dept.

78 775

Evanston Health Dept.

2 33

Oak Park Health Dept.

1 16

Skokie Health Dept.

2 18

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021-November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014-November 30, 2021

St. Clair County Breakdown

Health Department Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014

East Side Health District

6 21

St. Clair Co. Health Dept.

10 103

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021-November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014-November 30, 2021

HIV (non-AIDS) and AIDS Cases Living as of 11/30/2021

County HIV (non-AIDS) Cases Living as of 11/30/2021 AIDS Cases Living as of 11/30/2021

"HIV (non-AIDS) Cases Living as of 11/30/2021" and "AIDS Cases Living as of 11/30/2021" include all living cases as of November 30, 2021

Cook County Breakdown

Health Department HIV (non-AIDS) Cases Living as of 11/30/2021 AIDS Cases Living as of 11/30/2021

Chicago Health Dept.

12859 11487

Cook County Health Dept.

2494 2527

Evanston Health Dept.

113 136

Oak Park Health Dept.

97 121

Skokie Health Dept.

32 44

"HIV (non-AIDS) Cases Living as of 11/30/2021" and "AIDS Cases Living as of 11/30/2021" include all living cases as of November 30, 2021

St. Clair County Breakdown

Health Department HIV (non-AIDS) Cases Living as of 11/30/2021 AIDS Cases Living as of 11/30/2021

East Side Health District

168 164

St. Clair Co. Health Dept.

259 199

"HIV (non-AIDS) Cases Living as of 11/30/2021" and "AIDS Cases Living as of 11/30/2021" include all living cases as of November 30, 2021

HIV and AIDS Demographics and Behavioral Characteristics – Illinois (Cumulative Cases)

Demographic and Behavioral Characteristics Among HIV Incident Cases Diagnosed Since 2014 – Illinois

Race/Ethnicity

Cumulative Cases Diagnosed Since 2014 Total Cases Percent of Total Cases Case Rate Total Deaths Male Cases Percent of Male Cases Male Case Rate Female Cases Percent of Female Cases Female Case Rate

This category represents all new diagnoses with HIV regardless of the stage of the disease [HIV (non-AIDS) or AIDS], and also is referred to as “HIV infection” or “HIV disease.”

"Total Cases", "Male Cases", and "Female Cases" includes all cases diagnosed and reported since January 1, 2014

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Case Rate", "Male Case Rate", and "Female Case Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

"Total Deaths" refers to the number of deaths among cases diagnosed since January 1, 2014

Totals may not add up due to missing values

Age at Diagnosis

Cumulative Cases Diagnosed Since 2014 Total Cases Percent of Total Cases Case Rate Total Deaths Male Cases Percent of Male Cases Male Case Rate Female Cases Percent of Female Cases Female Case Rate

This category represents all new diagnoses with HIV regardless of the stage of the disease [HIV (non-AIDS) or AIDS], and also is referred to as “HIV infection” or “HIV disease.”

"Total Cases", "Male Cases", and "Female Cases" includes all cases diagnosed and reported since January 1, 2014

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Case Rate", "Male Case Rate", and "Female Case Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

"Total Deaths" refers to the number of deaths among cases diagnosed since January 1, 2014

Totals may not add up due to missing values

Mode of Exposure

Cumulative Cases Diagnosed Since 2014 Total Cases Percent of Total Cases Total Deaths Male Cases Percent of Male Cases Female Cases Percent of Female Cases

This category represents all new diagnoses with HIV regardless of the stage of the disease [HIV (non-AIDS) or AIDS], and also is referred to as “HIV infection” or “HIV disease.”

"Total Cases", "Male Cases", and "Female Cases" includes all cases diagnosed and reported since January 1, 2014

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Total Deaths" refers to the number of deaths among cases diagnosed since January 1, 2014

Totals may not add up due to missing values

Demographic and Behavioral Characteristics Among AIDS Cases Diagnosed Since 2014 – Illinois

Race/Ethnicity

Cumulative Cases Diagnosed Since 2014 Total Cases Percent of Total Cases Case Rate Total Deaths Male Cases Percent of Male Cases Male Case Rate Female Cases Percent of Female Cases Female Case Rate

"Total Cases", "Male Cases", and "Female Cases" includes all AIDS cases diagnosed and reported since January 1, 2014

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Case Rate", "Male Case Rate", and "Female Case Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

"Total Deaths" refers to the number of deaths among cases diagnosed since January 1, 2014

Totals may not add up due to missing values

Age at Diagnosis

Cumulative Cases Diagnosed Since 2014 Total Cases Percent of Total Cases Case Rate Total Deaths Male Cases Percent of Male Cases Male Case Rate Female Cases Percent of Female Cases Female Case Rate

"Total Cases", "Male Cases", and "Female Cases" includes all AIDS cases diagnosed and reported since January 1, 2014

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Case Rate", "Male Case Rate", and "Female Case Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

"Total Deaths" refers to the number of deaths among cases diagnosed since January 1, 2014

Totals may not add up due to missing values

Mode of Exposure

Cumulative Cases Diagnosed Since 2014 Total Cases Percent of Total Cases Total Deaths Male Cases Percent of Male Cases Female Cases Percent of Female Cases

"Total Cases", "Male Cases", and "Female Cases" includes all AIDS cases diagnosed and reported since January 1, 2014

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Total Deaths" refers to the number of deaths among cases diagnosed since January 1, 2014

Totals may not add up due to missing values

HIV and AIDS Demographics and Behavioral Characteristics – Illinois (Living Cases)

Demographic and Behavioral Characteristics Among Living HIV (non-AIDS) Cases – Illinois

Race/Ethnicity

Living Cases Total Cases Percent of Total Cases Case Rate Male Cases Percent of Male Cases Male Case Rate Female Cases Percent of Female Cases Female Case Rate

"Total Cases", "Male Cases", and "Female Cases" includes all living HIV (non-AIDS) cases as of November 30, 2021

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Case Rate", "Male Case Rate", and "Female Case Rate" = Living cases (as of November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used)

Totals may not add up due to missing values

Age at Report

Living Cases Total Cases Percent of Total Cases Case Rate Male Cases Percent of Male Cases Male Case Rate Female Cases Percent of Female Cases Female Case Rate

"Total Cases", "Male Cases", and "Female Cases" includes all living HIV (non-AIDS) cases as of November 30, 2021

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Case Rate", "Male Case Rate", and "Female Case Rate" = Living cases (as of November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used)

Totals may not add up due to missing values

Mode of Exposure

Living Cases Total Cases Percent of Total Cases Male Cases Percent of Male Cases Female Cases Percent of Female Cases

"Total Cases", "Male Cases", and "Female Cases" includes all living HIV (non-AIDS) cases as of November 30, 2021

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

Totals may not add up due to missing values

Demographic and Behavioral Characteristics Among Living AIDS Cases – Illinois

Race/Ethnicity

Living Cases Total Cases Percent of Total Cases Case Rate Male Cases Percent of Male Cases Male Case Rate Female Cases Percent of Female Cases Female Case Rate

"Total Cases", "Male Cases", and "Female Cases" includes all living AIDS cases as of November 30, 2021

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Case Rate", "Male Case Rate", and "Female Case Rate" = Living cases (as of November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used)

Totals may not add up due to missing values

Age at Report

Living Cases Total Cases Percent of Total Cases Case Rate Male Cases Percent of Male Cases Male Case Rate Female Cases Percent of Female Cases Female Case Rate

"Total Cases", "Male Cases", and "Female Cases" includes all living AIDS cases as of November 30, 2021

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

"Case Rate", "Male Case Rate", and "Female Case Rate" = Living cases (as of November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used)

Totals may not add up due to missing values

Mode of Exposure

Living Cases Total Cases Percent of Total Cases Male Cases Percent of Male Cases Female Cases Percent of Female Cases

"Total Cases", "Male Cases", and "Female Cases" includes all living AIDS cases as of November 30, 2021

"Percent of Total Cases", "Percent of Male Cases", and "Percent of Female Cases" refers to the percent of cases falling into a specific demographic category

Totals may not add up due to missing values

Regional HIV and AIDS Incidence and Prevalence Rates

HIV Incident Cases

Region Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014 2014-2021 HIV Diagnosis Rate

Winnebago (Region 1) – Boone, Bureau, Carroll, DeKalb, Henry, Jo Daviess, Lee, Mercer, Ogle, Rock Island, Stephenson, Whiteside, Winnebago
Peoria (Region 2) – Fulton, Hancock, Henderson, Knox, LaSalle, Marshall, Mason, McDonough, McLean, Peoria, Putnam, Stark, Tazewell, Warren, Woodford
Sangamon (Region 3) – Adams, Brown, Cass, Christian, De Witt, Greene, Logan, Macon, Menard, Montgomery, Morgan, Moultrie, Piatt, Pike, Sangamon, Schuyler, Scott, Shelby
St. Clair (Region 4) – Bond, Calhoun, Clinton, Jersey, Macoupin, Madison, Monroe, Randolph, St. Clair, Washington, Fayette, Marion
Jackson (Region 5) – Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin, Jackson, Jefferson, Johnson, Massac, Perry, Pope, Pulaski, Saline, Union, Wabash, Wayne, White, Williamson
Champaign (Region 6) – Champaign, Clark, Clay, Coles, Crawford, Cumberland, Douglas, Edgar, Effingham, Ford, Iroquois, Jasper, Kankakee, Lawrence, Livingston, Richland, Vermilion
Collar (Region 7) – DuPage, Grundy, Kane, Kendall, Lake, McHenry, Will
Region 8 (Cook) – Suburban Cook

This category represents all new diagnoses with HIV regardless of the stage of the disease [HIV (non-AIDS) or AIDS, and also is referred to as “HIV infection” or “HIV disease.”

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021- November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014- November 30, 2021

"2014-2021 HIV Diagnosis Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

Chicago/St. Louis EMA

Region Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014 2014-2021 HIV Diagnosis Rate

Chicago EMA

889 9307 13.6

St. Louis EMA

38 373 7.5

Chicago EMA – Cook, DeKalb, DuPage, Grundy, Kane, Kendall, Lake, McHenry, Will
St. Louis EMA – Clinton, Jersey, Madison, Monroe, St. Clair

This category represents all new diagnoses with HIV regardless of the stage of the disease [HIV (non-AIDS) or AIDS, and also is referred to as “HIV infection” or “HIV disease.”

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021- November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014- November 30, 2021

"2014-2021 HIV Diagnosis Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

AIDS Cases

Region Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014 2014-2021 AIDS Diagnosis Rate

Winnebago (Region 1) – Boone, Bureau, Carroll, DeKalb, Henry, Jo Daviess, Lee, Mercer, Ogle, Rock Island, Stephenson, Whiteside, Winnebago
Peoria (Region 2) – Fulton, Hancock, Henderson, Knox, LaSalle, Marshall, Mason, McDonough, McLean, Peoria, Putnam, Stark, Tazewell, Warren, Woodford
Sangamon (Region 3) – Adams, Brown, Cass, Christian, De Witt, Greene, Logan, Macon, Menard, Montgomery, Morgan, Moultrie, Piatt, Pike, Sangamon, Schuyler, Scott, Shelby
St. Clair (Region 4) – Bond, Calhoun, Clinton, Jersey, Macoupin, Madison, Monroe, Randolph, St. Clair, Washington, Fayette, Marion
Jackson (Region 5) – Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin, Jackson, Jefferson, Johnson, Massac, Perry, Pope, Pulaski, Saline, Union, Wabash, Wayne, White, Williamson
Champaign (Region 6) – Champaign, Clark, Clay, Coles, Crawford, Cumberland, Douglas, Edgar, Effingham, Ford, Iroquois, Jasper, Kankakee, Lawrence, Livingston, Richland, Vermilion
Collar (Region 7) – DuPage, Grundy, Kane, Kendall, Lake, McHenry, Will
Region 8 (Cook) – Suburban Cook

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021- November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014- November 30, 2021

"2014-2021 AIDS Diagnosis Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

Chicago/St. Louis EMA

Region Cases Diagnosed as of 11/30/2021 Cumulative Cases Diagnosed Since 2014 2014-2021 AIDS Diagnosis Rate

Chicago EMA

149 2980 4.4

St. Louis EMA

2 130 2.6

Chicago EMA – Cook, DeKalb, DuPage, Grundy, Kane, Kendall, Lake, McHenry, Will
St. Louis EMA – Clinton, Jersey, Madison, Monroe, St. Clair

"Cases Diagnosed as of 11/30/2021" includes cases diagnosed and reported between January 1, 2021- November 30, 2021

"Cumulative Cases Diagnosed Since 2014" includes all cases diagnosed and reported between January 1, 2014- November 30, 2021

"2014-2021 AIDS Diagnosis Rate" = Diagnosed cases (January 1, 2014- November 30, 2021)/Population*100,000 (Census July 1, 2010 population estimates were used); rates were annualized

HIV (non-AIDS) and AIDS Cases Living as of 11/30/2021

Region HIV (non-AIDS) Cases Living as of 11/30/2021 AIDS Cases Living as of 11/30/2021

Winnebago (Region 1) – Boone, Bureau, Carroll, DeKalb, Henry, Jo Daviess, Lee, Mercer, Ogle, Rock Island, Stephenson, Whiteside, Winnebago
Peoria (Region 2) – Fulton, Hancock, Henderson, Knox, LaSalle, Marshall, Mason, McDonough, McLean, Peoria, Putnam, Stark, Tazewell, Warren, Woodford
Sangamon (Region 3) – Adams, Brown, Cass, Christian, De Witt, Greene, Logan, Macon, Menard, Montgomery, Morgan, Moultrie, Piatt, Pike, Sangamon, Schuyler, Scott, Shelby
St. Clair (Region 4) – Bond, Calhoun, Clinton, Jersey, Macoupin, Madison, Monroe, Randolph, St. Clair, Washington, Fayette, Marion
Jackson (Region 5) – Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin, Jackson, Jefferson, Johnson, Massac, Perry, Pope, Pulaski, Saline, Union, Wabash, Wayne, White, Williamson
Champaign (Region 6) – Champaign, Clark, Clay, Coles, Crawford, Cumberland, Douglas, Edgar, Effingham, Ford, Iroquois, Jasper, Kankakee, Lawrence, Livingston, Richland, Vermilion
Collar (Region 7) – DuPage, Grundy, Kane, Kendall, Lake, McHenry, Will
Region 8 (Cook) – Suburban Cook

"HIV (non-AIDS) Cases Living as of 11/30/2021" and "AIDS Cases Living as of 11/30/2021" include all living cases as of November 30, 2021

Chicago/St. Louis EMA

Region HIV (non-AIDS) Cases Living as of 11/30/2021 AIDS Cases Living as of 11/30/2021

Chicago EMA

17704 15168

St. Louis EMA

657 497

Chicago EMA – Cook, DeKalb, DuPage, Grundy, Kane, Kendall, Lake, McHenry, Will
St. Louis EMA – Clinton, Jersey, Madison, Monroe, St. Clair

"HIV (non-AIDS) Cases Living as of 11/30/2021" and "AIDS Cases Living as of 11/30/2021" include all living cases as of November 30, 2021