Dayton Township is located in LaSalle County, Illinois. As of the 2020 census, its population was 2,455 and it contained 979 housing units. It contains the census-designated places of Dayton and Wedron.

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Town numbers

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Living in Dayton

Work & commute in Dayton

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Most working residents leave Dayton for work: only 8% work in town. The top destinations are Ottawa (21%), Peru (6%) and LaSalle (4%). Half commute less than 23 miles.

Ottawa

21%

Peru

LaSalle

Chicago

8%Work in townlive and work in Dayton 23 miWhere do people commute?the commute map 3,997Jobs based herea job hub

Census LEHD 2023 · ACSWork & commute in Dayton →

Health in Dayton

B⁻

Health Grade B−

Healthier than 46% of U.S. towns on seven CDC estimates.

Compared with Illinois

7worse than IL

of 32 measures CDC estimates. The other 25 are too close to call.

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

BetterToo close to callWorse

What stands out

8.6%More adults with COPDIL 6.3% · worse 7.5%More adults with heart diseaseIL 5.9% · worse 9.6%More adults who have had cancerIL 7.6% · worse

Care nearby

Osf Saint Paul Medical CenterMendota · 16.5 mi · ER · rural critical access

Community Health Partnership of IllinoisMendota · 18.3 mi · sliding-scale fees

Primary careShortage · county-wide

DentalShortage · county-wide

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 61350, 60557, 60549 · CMS · HRSAHealth in Dayton →

Natural hazards in Dayton

Low

Expected storm and flood damage is higher than in 29% of U.S. communities.

🌊 Inland flooding🥶 Cold waves🌪️ Tornadoes

0Does Dayton flood?no paid flood claims on record 1Disasters that paid out herefederal disaster sent FEMA money to Dayton MapDayton vs. its neighborsnearby towns shaded by rating

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

Climate in Dayton

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Dayton has chilly winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 15°, and about 24 inches of snow falls in a normal winter.

34° / 19°Winter

61° / 39°Spring

83° / 61°Summer

63° / 42°Fall

How much snow does Dayton get?About 24 inches a winter.Rain & snow →When is the first frost?Around Oct 22, with the last in spring around Apr 20.Frost dates →Is it warmer than it used to be?+1.2° vs. the 20th century.Then & now →

NOAA U.S. Climate Normals, 1991–2020Climate in Dayton →

Schools in Dayton

All Dayton schools →

B⁻

School Grade B-

The public schools Dayton’s kids attend, from kindergarten through graduation, outperform 51% of Illinois’s districts on state tests and graduation. Among towns with similar incomes, they sit near the middle.

DistrictOttawa Twp HSD 140Schools2

LaSalle Co Detention Center 6-8Middle · Grades 6–8 LaSalle Co Detention Center 9-12High · Grades 9–12

School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results and graduation rates, graded within IL. Ratings are from neighbors.