Macomb is a city in McDonough County, Illinois, home to about 14,894 people across 11 square miles. Its ZIP code is 61455.
Homes sold for a median of $70 per square foot in the three months ending August 2026, a balanced market.
Mostly Macomb; also Georgetown (McDonough County)
Each card is that ZIP code’s whole market, including any part outside Macomb. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Macomb’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | St. Louis Lambert International Airport (STL)119 miles away |
|---|---|
| Closer regional airport | Southeast Iowa Regional Airport (BRL)32 miles away |
| Nearest city of 250,000+ | St. Louis, MO128 miles away |
| Nearest city of 1 million+ | Chicago, IL182 miles away |
Straight-line distances from the center of Macomb; 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.
Macomb had 15,051 residents in the 2020 census, down 19% since 2000.
It’s the 163rd largest of 1,450 towns in Illinois by population.
McDonough County grew from 28,412 residents in 1900 to 27,238 in 2020.
McDonough County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 16°F. About 38.5 inches of rain and melted snow fall in a typical year, with about 21 inches of snow.
Source: NOAA 1991–2020 climate normals, Prairie City 2s, IL weather station (14 miles away).
8,590 jobs at 611 businesses in McDonough County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
188 doctors and other health care providers list an office in Macomb.
Nearest hospitals
Providers with an office here
| Primary care doctors | 27 |
|---|---|
| Specialist doctors | 22 |
| Dentists | 10 |
| Nurse practitioners and physician assistants | 37 |
| Mental health providers | 63 |
| Physical and occupational therapists | 14 |
| Optometrists | 8 |
| Chiropractors | 7 |
| Pharmacies | 7 |
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.
Parks (30 nearby)
Grocery stores (4 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Theaters and performance venues (4 nearby)
Counts are within about 2.5 miles 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.
Established in 1830.
Colleges and universities
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Macomb CUSD 185, Hancck/Fultn/Schuylr/McDonogh ROE, West Central IL Spec Educ Coop. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| MacArthur Early Childhood CenterMacomb | Pre-K | 127 | Public | 1.0 mi |
| Lincoln Elem SchoolMacomb | K–2 | 412 | Public | 1.2 mi |
| Western Area Career System 265Macomb | K–12 | — | Career and Technical | 0.4 mi |
| Edison Elementary SchoolMacomb | 3–5 | 397 | Public | 1.2 mi |
| Roe 26 LeapMacomb | 4–12 | — | Alternative Education | 0.4 mi |
| Macomb Middle SchoolMacomb | 6–8 | 479 | Public | 1.5 mi |
| ROYALS Academy MacombMacomb | 6–12 | — | Alternative Education | 0.5 mi |
| ROYALS RSSP MacombMacomb | 6–12 | — | Alternative Education | 0.5 mi |
| Macomb Senior High SchoolMacomb | 9–12 | 660 | Public | 1.3 mi |
| Project InsightMacomb | — | — | Special Education | 0.3 mi |
| Wcisec Hs EdMacomb | — | — | Special Education | 1.3 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St Paul Elementary SchoolMacomb | Pre-K–6 | 142 | Roman Catholic | 0.3 mi |
| Fields Lab SchoolMacomb | 12 | 21 | Nonsectarian | 1.0 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Georgetown (McDonough County).
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.