Dearborn is a city in Platte County, Missouri, home to about 557 people across 0.8 square miles. Its ZIP code is 64439.
Homes sold for a median of $194 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Dearborn; also New Market
Each card is that ZIP code’s whole market, including any part outside Dearborn. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Kansas City International Airport (MCI)15 miles away |
|---|---|
| Nearest city of 250,000+ | Kansas City, MO29 miles away |
| Nearest city of 1 million+ | Chicago, IL404 miles away |
Straight-line distances from the center of Dearborn; 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.
Dearborn had 482 residents in the 2020 census, down 9% since 2000.
It’s the 492nd largest of 1,060 towns in Missouri by population.
Platte County grew from 16,193 residents in 1900 to 106,718 in 2020.
Platte 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 16°F. About 40.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Smithville Lake, MO weather station (15 miles away).
45,216 jobs at 2,659 businesses in Platte County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Dearborn.
Nearest hospitals
Providers with an office here
| Specialist doctors | 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.
Parks (1 nearby)
Libraries (1 nearby)
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 North Platte Co. R-I. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Platte Valley Coop.Dearborn | K–12 | — | Special Education | 6.9 mi |
| North Platte Jr.. HighDearborn | 6–8 | 123 | Public | 0.6 mi |
| North Platte HighDearborn | 9–12 | 220 | Public | 0.6 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 New Market.
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.