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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 19 (May 8-May 14).

As of 3:00 p.m., May 17, 2022

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

4/15/2022: Please click here for the MDHHS press release regarding the first influenza-associated pediatric death in MI this season.

3/29/2022: The CDC has released preliminary estimates for the 2021-2022 flu season. They estimate that in the US, from 10/1/21-3/19/22, there have been:

  • 3.1-5.2 million flu illnesses
  • 1.5-2.4 million medical visits due to flu
  • 31,000-62,000 flu hospitalizations
  • 1,800-5,200 flu deaths

3/08/2022: Sporadic flu activity continues across the US. The CDC estimates that so far this season there have been at least 2.5 million flu illnesses; 1.2 million flu medical visits; 24,000 flu hospitalizations; and 1,400 deaths from the flu in the US.

1/11/2022: Currently, 33.8% of county residents have received their flu shot. There is still time to get vaccinated! Find a vaccine provider near you.

12/21/2021: Influenza A (H3N2 subtype) is the predominant strain that is currently circulating in MI. Nationally, seasonal influenza activity is increasing with the largest increases being seen in the eastern and central parts of the US.

As of 11/20/2021, 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., February 01, 2022
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+
Ages 19 and Younger
Ages 19 and Younger
Ages Under 5
Ages Under 5

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

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.

CDC FLUVIEW

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.