Sumner Township is one of seventeen townships in Kankakee County, Illinois, USA. As of the 2020 census, its population was 837 and it contained 336 housing units. It was formed as Union Township from part of Yellow Head Township on October 8, 1855; its name changed to Sumner Township on June 27, 1856.

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Town numbers

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Living in Sumner

Work & commute in Sumner

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Most working residents leave Sumner for work: only 3% work in town. The top destinations are Grant Park (9%), Chicago (7%) and Kankakee (7%). Half commute less than 15 miles.

Grant Park

Chicago

Kankakee

Yellowhead

3%Work in townlive and work in Sumner 15 miWhere do people commute?the commute map 99Jobs based herea commuter town

Census LEHD 2023 · ACSWork & commute in Sumner →

Health in Sumner

C⁺

Health Grade C+

Healthier than 41% of U.S. towns on seven CDC estimates, and 71% of towns with similar incomes.

Compared with Illinois

2better than IL·9worse

of 32 measures CDC estimates. The other 21 are too close to call.

Conditions 7▼ 5 close Habits 1▼ 3 close Care 1▲ 6 close Mind 1▼ 4 close Everyday needs 1▲ 3 close

BetterToo close to callWorse

What stands out

10.9%Fewer adults facing housing insecurityIL 13.2% · better 8.2%Fewer uninsured adultsIL 9.9% · better 8.4%More adults with COPDIL 6.3% · worse

Care nearby

Presence St. Marys HospitalKankakee · 12 mi · ER

Kankakee Community Health CenterKankakee · 11.1 mi · sliding-scale fees

Primary careShortage · county-wide

DentalNo shortage

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 60940, 60950 · CMS · HRSAHealth in Sumner →

Natural hazards in Sumner

Moderate

Expected storm and flood damage is higher than in 49% of U.S. communities.

🌊 Inland flooding🥶 Cold waves🌪️ Tornadoes

0Does Sumner flood?no paid flood claims on record NoneDisasters that paid out hereof 5 declared for Kankakee County MapSumner vs. its neighborsnearby towns shaded by rating

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Sumner →

Climate in Sumner

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Sumner has chilly winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 17°, and about 29 inches of snow falls in a normal winter.

35° / 20°Winter

61° / 39°Spring

83° / 61°Summer

63° / 43°Fall