Centralia is a city in Dubuque County, Iowa, home to about 117 people across 0.6 square miles. It has no ZIP code of its own: it’s part of 52068.
Homes sold for a median of $174 per square foot in the three months ending August 2026, a seller’s market.
Mostly Peosta; part is in Centralia
Each card is that ZIP code’s whole market, including any part outside Centralia. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Centralia’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Centralia well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | General Mitchell International Airport (MKE)152 miles away |
|---|---|
| Closer regional airport | Dubuque Regional Airport (DBQ)6 miles away |
| Nearest city of 250,000+ | Madison, WI83 miles away |
| Nearest city of 1 million+ | Chicago, IL165 miles away |
Straight-line distances from the center of Centralia; 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.
Centralia had 116 residents in the 2020 census, up 15% since 2000.
It’s the 829th largest of 1,019 towns in Iowa by population.
Dubuque County grew from 56,403 residents in 1900 to 99,266 in 2020.
Dubuque County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 82°F in summer, and winter lows average 11°F. About 38.3 inches of rain and melted snow fall in a typical year, with about 43 inches of snow.
Source: NOAA 1991–2020 climate normals, Dubuque Rgnl Ap, IA weather station (6 miles away).
56,357 jobs at 2,804 businesses in Dubuque County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
16 doctors and other health care providers list an office in Centralia.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Dentists | 1 |
| Nurse practitioners and physician assistants | 3 |
| Mental health providers | 6 |
| Physical and occupational therapists | 2 |
| Chiropractors | 3 |
| Pharmacies | 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.
Grocery stores
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 Western Dubuque Comm School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Peosta Elementary SchoolPeosta | Pre-K–5 | 425 | Public | 1.6 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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Shares ZIP codes with Dubuque and Peosta.
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.