Townapedia
Delavan, Illinois Locust Street from S 2
Delavan, Illinois Locust Street from S 2 · Ammodramus, CC0
Delavan armory
Delavan armory · Nyttend, Public domain
Delavan, Illinois 401 Locust St from NE
Delavan, Illinois 401 Locust St from NE · Ammodramus, CC0
Delavan, Illinois Third Street bridge from S 2
Delavan, Illinois Third Street bridge from S 2 · Ammodramus, CC0
Ayer Public Library from W 1
Ayer Public Library from W 1 · Ammodramus, CC0

Delavan, Illinois

Delavan is a city of 1,489 people in Tazewell County, Illinois.

Loading the weather...
Population1,489 -15.0% since 2019
Elevation617 ft 188 m
Land area1.6 sq mi
ZIP code61734
Nearest airportPeoria International Airport (PIA) 22 mi

Why visit Delavan

Townapedia lists 3 museums and landmarks, 3 parks and trails, 3 places to eat and 1 attraction in and around town.

Highlights include Third Street Bridge, Ayer Public Library and Delavan Commercial Historic District.

July is the warmest month, with average highs of 85°F; January lows average 16°F.

About Delavan

Delavan is a city in Tazewell County, Illinois, United States. As of the 2020 census, Delavan had a population of 1,568. It is a part of the Peoria, Illinois Metropolitan Statistical Area.

From the Wikipedia article Delavan, Illinois (this version), under CC BY-SA 4.0.

Things to do1

Third Street Bridge

Bridge · National Register of Historic Places

Bridge in Delavan, Illinois

Open in Google Maps · Wikipedia

Museums and landmarks3

Ayer Public Library

Monument and historic site · National Register of Historic Places

Carnegie library located at 200 Locust Street in Delavan, Illinois

Open in Google Maps · Wikipedia

Delavan Commercial Historic District

Monument and historic site · National Register of Historic Places

Historic district in Illinois, United States

Open in Google Maps · Wikipedia

East 3rd Street

Monument and historic site

Open in Google Maps · Wikipedia

Parks, trails and playgrounds3

5th Street Park

Park · 0.4 mi

Open in Google Maps

Lake Park

Park · 0.5 mi

Open in Google Maps

Veterans Memorial Park

Park

Open in Google Maps

Advertisement

Restaurants and cafes3

Olde Towne

Bar and pub

Open in Google Maps

The Exchange

Bar and pub

Open in Google Maps

The Farmhouse

Bar and pub

Open in Google Maps

History

Delavan was founded by a group of settlers from Rhode Island. The city derives its name from Edward C. Delavan, a temperance advocate from Albany, New York. A post office has been in operation at Delavan since 1840.

From the History section of Delavan, Illinois on Wikipedia, under CC BY-SA 4.0.

Gas and EV charging1

Schools, colleges and libraries6

Advertisement

Map of Delavan

17 places. The map loads OpenStreetMap tiles when you open it.

Climate by month

20°40°60°80°January: 2.3 in of rainFebruary: 2.0 in of rainMarch: 2.5 in of rainApril: 3.7 in of rainMay: 4.5 in of rainJune: 4.2 in of rainJuly: 5.1 in of rainAugust: 3.6 in of rainSeptember: 3.5 in of rainOctober: 3.3 in of rainNovember: 2.8 in of rainDecember: 1.7 in of rainJanuary: 33°FFebruary: 38°FMarch: 51°FApril: 64°FMay: 74°FJune: 82°FJuly: 85°FAugust: 84°FSeptember: 79°FOctober: 66°FNovember: 51°FDecember: 38°FJanuary: 16°FFebruary: 19°FMarch: 30°FApril: 41°FMay: 53°FJune: 62°FJuly: 65°FAugust: 62°FSeptember: 54°FOctober: 43°FNovember: 30°FDecember: 22°FJFMAMJJASOND
Average high Average low Rain
Monthly table
MonthHighLowRainSnow
Jan33°F16°F2.3 in5.5 in
Feb38°F19°F2.0 in2.8 in
Mar51°F30°F2.5 in1.7 in
Apr64°F41°F3.7 in0.0 in
May74°F53°F4.5 in0.0 in
Jun82°F62°F4.2 in0.0 in
Jul85°F65°F5.1 in0.0 in
Aug84°F62°F3.6 in0.0 in
Sep79°F54°F3.5 in0.0 in
Oct66°F43°F3.3 in0.0 in
Nov51°F30°F2.8 in0.3 in
Dec38°F22°F1.7 in2.6 in

U.S. Climate Normals 1991-2020 for Mason City 4Se (15 mi away), NOAA NCEI.

People and cost of living

$62,841median household income
$123,600median home value
$876median monthly rent
38.1median age
19.1%of adults have a bachelor's degree or higher
75.3%of homes are owner-occupied
29.8 minaverage commute
Age of residents
Under 1828%18 to 3418%35 to 6436%65 and over18%

American Community Survey 5-year estimates, 2020-2024, U.S. Census Bureau. Estimates have margins of error, larger for small towns.

Disaster history

Tazewell County has had 8 federal disaster declarations since 2000, most often for biologicals.

  • 2020-03-26: Covid-19 Pandemic (Biological)
  • 2020-03-13: Covid-19 (Biological)
  • 2013-11-26: Severe Storms, Straight-Line Winds, And Tornadoes (Tornado)
  • 2013-05-10: Severe Storms, Straight-Line Winds, And Flooding (Flood)
  • 2011-03-17: Severe Winter Storm And Snowstorm (Snowstorm)
  • 2006-12-29: Snow (Snowstorm)

OpenFEMA disaster declarations summaries.

Getting there and nearby towns

Peoria International Airport (PIA) is the nearest airport with scheduled flights listed in OpenStreetMap, 22 miles away.

  • Pekin 14 mi north, about 23 min by car
  • Morton 17 mi north, about 28 min by car
  • Lincoln 18 mi southeast, about 29 min by car
  • Atlanta 18 mi southeast, about 29 min by car
  • Creve Coeur 19 mi north, about 31 min by car
  • Bartonville 20 mi north, about 32 min by car
  • East Peoria 21 mi north, about 34 min by car
  • Bellevue 23 mi north, about 37 min by car
  • Washington 24 mi north, about 39 min by car
  • Peoria 27 mi north, about 43 min by car

Drive times are estimates from straight-line distance, not routes.

Reviews, tips and questions

Loading what members have shared...

Sources and licences

Photo credits

Page built October 30, 2026. Spotted a mistake? Tell us or suggest a place.