Health Data Kalamazoo

Influenza and Influenza-Like Illness in Kalamazoo County and Michigan

Number of Cases of Lab Confirmed Influenza and Influenza-Like Illness by Calendar Week and Flu Season, Kalamazoo County

Data is updated on Tuesday for the previous week. The most recent data is Week 47 (Nov 21-Nov 27).

As of 3:00 p.m., November 30, 2021

To hide or isolate calendar years, click on the corresponding color box.

Source: Michigan Disease Surveillance System - number of cases of lab confirmed influenza and Influenza Like Illness reported by schools, licensed childcare, colleges, healthcare providers and long-term care facilities.
Current flu season data is considered provisional and subject to change.

Flu Updates

As of 11/20/21, 27.5% of Kalamazoo County residents have received their flu shot, this is higher than the current state rate of 23.8%. The county coverage rate is highest in the age 65+ group at 61%. 

For the week ending 11/6/2021, national influenza activity was still low; however, an increasing number of influenza A (H3N2) viruses have been reported by public health laboratories in recent weeks. In Michigan, a number of cases were reported that were associated with an outbreak among young adults in a school setting in the SE region of the state. Please see the MI Flu Focus Influenza Surveillance Report for additional details.

Every person six months and older should get an annual flu vaccine. Certain groups are considered at highest risk, like young children, pregnant women, adults who have chronic health conditions or adults who are over the age of fifty.

The Flu Vaccine is available at Kalamazoo County Health & Community Services Department!

  • 12 years and up - may walk-in, Monday-Thursday 9am-3pm
  • 11 years and under - appointments are preferred, call 269-373-5203

Learn more at the Kalamazoo County Flu Vaccine page.

Influenza Vaccination Rates by Census Tract

As of 3:00 p.m., November 12, 2021
Source: Michigan Care Improvement Registry (MCIR) and Michigan Geographic Framework Data.

In addition to looking at county-level influenza immunization rates, looking at data by census tract can help identify disparities in vaccination rates at the neighborhood level. This can help the health department and community partners prioritize areas for education and outreach activities. The maps below show the percentage of people who have received an influenza vaccine in each of the 57 census tracts in Kalamazoo County.

Click on the maps to view a larger version.

All Ages
All Ages
Ages 65+
Ages 65+

Influenza Vaccination Data Kalamazoo County and Michigan

This dashboard provides data for the number of influenza vaccinations given by age group and influenza season at the state and county levels. To find data for Kalamazoo County, go to the tab labeled COVERAGE BY COUNTY and select Kalamazoo under the county drop down options. To see the vaccination rate for a particular age group, select the age group of interest under the Age Group drop down options.

The tab labeled DOSES BY COUNTY shows the number of influenza vaccine doses administered by vaccine type and provider facility type by county.

Michigan Influenza Dashboard Updated once weekly on Mondays

Information not displaying? Click here to view.

CDC Influenza Like Illness Activity Level Indicator

Influenza Activity Level Map

Levels of influenza activity are determined by reports to ILINet, this system monitors outpatient visits for Influenza Like Illness (fever and cough or sore throat), not laboratory confirmed influenza. The map reflects the intensity of ILI activity, not the extent of geographic spread of flu within a jurisdiction. Additional information about the ILINet system can be found here.

Special Reports

Other Influenza Links

Kalamazoo County Health and Community Services Flu Page

Provides information about vaccination locations in the community and FAQs for flu vaccine questions.

MI Flu Focus

Provides detailed information about influenza activity within the state of Michigan.

MDHHS Influenza Page

Michigan Department of Health and Human Services Influenza page, provides information about influenza prevention, data, and other flu related resources.

CDC Interactive Flu Data 

An interactive page from the CDC which provides data from laboratory reporting and the US Outpatient Influenza Like Illness Surveillance Network.


The weekly US Influenza Surveillance Report, includes laboratory data, outpatient visits, hospitalizations, and mortality.

WHO (World Health Organization)

Provides updated information about influenza activity worldwide.