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Swan

A township of 248 people in Warren County, Illinois

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About Swan

Township in Illinois, United States

1853Established

248Population

35.3 sq miArea

Swan Township is located in Warren County, Illinois, United States. As of the 2010 census, its population was 265 and it contained 126 housing units.

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

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Living in Swan

Work & commute in Swan

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Most working residents leave Swan for work: only 0% work in town. The top destinations are Monmouth (14%), Roseville (11%) and Macomb (9%). Half commute less than 22 miles.

Monmouth

14%

Roseville

11%

Macomb

9%

Galesburg

7%

0%Work in townlive and work in Swan 22 miWhere do people commute?the commute map 11Jobs based herea commuter town

Census LEHD 2023 · ACSWork & commute in Swan →

Health in Swan

Compared with Illinois

7better than IL·6worse

of 32 measures CDC estimates. The other 19 are too close to call.

Conditions 6▼ 6 close Habits all close Care 3▲ 4 close Mind all close Everyday needs 4▲ 0 close

BetterToo close to callWorse

What stands out

9.2%Fewer adults facing housing insecurityIL 13.2% · better 7.2%Fewer uninsured adultsIL 9.9% · better 10.9%More adults who have had cancerIL 7.6% · worse

Care nearby

Mc Donough District HospitalMacomb · 16.2 mi · ER

Eagle View Community Health System Monmouth ClinicMonmouth · 16.1 mi · sliding-scale fees

Primary careShortage · county-wide

DentalShortage · county-wide

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 61473, 61415 · CMS · HRSAHealth in Swan →

Natural hazards in Swan

High

Expected storm and flood damage is higher than in 66% of U.S. communities.

🌵 Drought🌊 Inland flooding🥶 Cold waves

0Does Swan flood?no paid flood claims on record NoneDisasters that paid out hereof 7 declared for Warren County MapSwan vs. its neighborsnearby towns shaded by rating

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

Climate in Swan

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Swan has chilly winters and warm summers. A typical July afternoon reaches 85°, a January night drops to 15°, and about 21 inches of snow falls in a normal winter.

35° / 19°Winter

62° / 40°Spring

83° / 62°Summer

64° / 42°Fall

How much snow does Swan get?About 21 inches a winter.Rain & snow →When is the first frost?Around Oct 22, with the last in spring around Apr 17.Frost dates →Is it warmer than it used to be?+0.6° vs. the 20th century.Then & now →

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

Libraries near Swan

Nearest: Roseville Branch LibraryRoseville · 4.6 miles · 15 hrs a week

Famous people from SwanWriters, athletes, leaders and more who were born in Swan.Meet them →

Where Swan is

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Locator map of Swan — Wikimedia Commons · Map: Omnedon · Public domain

Location map

Illinois · IL · Warren CountyTown boundary on OpenStreetMap →

Around town

Bordering towns

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Swan Greenbush Point Pleasant Walnut Grove Roseville

EGreenbush WPoint Pleasant SWalnut Grove NRoseville

Compare side by side:Swan vs Greenbush Swan vs Point Pleasant Swan vs Walnut Grove Swan vs Roseville

How things work in Swan

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