Walnut is a village in Bureau County, Illinois, home to about 1,282 people across 0.8 square miles. Its ZIP code is 61376.
Homes sold for a median of $91 per square foot in the three months ending August 2026, a buyer’s market.
Each card is that ZIP code’s whole market, including any part outside Walnut. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Walnut’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Chicago O'Hare International Airport (ORD)93 miles away |
|---|---|
| Closer regional airport | Quad City International Airport (MLI)47 miles away |
| Nearest city of 250,000+ | Chicago, IL101 miles away |
Straight-line distances from the center of Walnut; 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.
Walnut had 1,311 residents in the 2020 census, down 10% since 2000.
It’s the 628th largest of 1,450 towns in Illinois by population.
Bureau County grew from 41,112 residents in 1900 to 33,244 in 2020.
Bureau County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 13°F. About 36.7 inches of rain and melted snow fall in a typical year, with about 36 inches of snow.
Source: NOAA 1991–2020 climate normals, Walnut, IL weather station (about a mile away).
9,051 jobs at 699 businesses in Bureau County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
7 doctors and other health care providers list an office in Walnut.
Nearest hospitals
Providers with an office here
| Specialist doctors | 1 |
|---|---|
| Dentists | 1 |
| Nurse practitioners and physician assistants | 3 |
| Mental health providers | 1 |
| Chiropractors | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Libraries
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Bureau Valley CUSD 340. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Bureau Valley NorthWalnut | Pre-K–5 | 183 | Public | 1.2 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.