Allendale is a village in Wabash County, Illinois, home to about 499 people across 0.3 square miles. Its ZIP code is 62410.
Mostly Allendale
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| Nearest major airport | Indianapolis International Airport (IND)112 miles away |
|---|---|
| Closer regional airport | Evansville Regional Airport (EVV)35 miles away |
| Nearest city of 250,000+ | Indianapolis, IN121 miles away |
| Nearest city of 1 million+ | Chicago, IL229 miles away |
Straight-line distances from the center of Allendale; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Allendale had 458 residents in the 2020 census, down 13% since 2000.
It’s the 938th largest of 1,450 towns in Illinois by population.
Wabash County grew from 12,583 residents in 1900 to 11,361 in 2020.
Wabash County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 25°F. About 48.8 inches of rain and melted snow fall in a typical year, with about 9 inches of snow.
Source: NOAA 1991–2020 climate normals, Mt Carmel, IL weather station (8 miles away).
2,660 jobs at 249 businesses in Wabash County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Public schools here are run by Allendale CCSD 17. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Allendale Elementary SchoolAllendale | Pre-K–8 | 131 | Public | 0.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.