Allen Township is one of thirty-seven townships in LaSalle County, Illinois, USA. As of the 2020 census, its population was 531 and it contained 245 housing units. Allen Township was formed from Bruce Township on an unknown date. The township bears the name of Allen Stevens, a pioneer settler.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Town numbers

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Living in Allen

Work & commute in Allen

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Most working residents leave Allen for work: only 0% work in town. The top destinations are Ottawa (9%), Morris (9%) and Marseilles (6%). Half commute less than 26 miles.

Ottawa

Morris

Marseilles

Streator

0%Work in townlive and work in Allen 26 miWhere do people commute?the commute map 100Jobs based herea commuter town

Census LEHD 2023 · ACSWork & commute in Allen →

Health in Allen

Compared with Illinois

2better than IL·8worse

of 32 measures CDC estimates. The other 22 are too close to call.

Conditions 6▼ 6 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

8.2%Fewer uninsured adultsIL 9.9% · better 11.1%Fewer adults facing housing insecurityIL 13.2% · better 15.3%More older adults who have lost all their teethIL 10.3% · worse

Care nearby

Morris Hospital & Healthcare CentersMorris · 18.8 mi · ER

Aunt Martha's Health Center Joliet JeffersonJoliet · 36.8 mi · sliding-scale fees

Primary careShortage · county-wide

DentalShortage · county-wide

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 60470, 61364 · CMS · HRSAHealth in Allen →

Natural hazards in Allen

High

Expected storm and flood damage is higher than in 73% of U.S. communities.

🌊 Inland flooding🥶 Cold waves🌪️ Tornadoes

0Does Allen flood?no paid flood claims on record 2Disasters that paid out herefederal disasters sent FEMA money to Allen MapAllen vs. its neighborsnearby towns shaded by rating

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

Climate in Allen

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Allen has chilly winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 16°, and about 23 inches of snow falls in a normal winter.

34° / 19°Winter

61° / 39°Spring

83° / 62°Summer

63° / 43°Fall

How much snow does Allen get?About 23 inches a winter.Rain & snow →When is the first frost?Around Oct 15, with the last in spring around Apr 27.Frost dates →Is it warmer than it used to be?+1.4° vs. the 20th century.Then & now →

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

Schools in Allen

All Allen schools →

C⁻

School Grade C-

The public schools Allen’s kids attend, from kindergarten through graduation, trail 77% of Illinois’s districts on state tests and graduation. Among towns with similar incomes, they rank near the bottom.

DistrictAllen-Otter Creek CCSD 65Schools1

Ransom Grade School B-Elementary · Grades K–8 · 96 students

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.