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County ProfileMO

DeKalb County

Population: 11,029 · 7 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
11,029
People
Median age
42.2
Housing
Total households
3,732
Income
Median household income
$69,826
Housing
Total housing units
4,270
Employment
Employment rate
46.4%
Education
Bachelor’s degree or higher
16.4%
Healthcare
Insured population
93.3%
County details
Local time 00:52:24(CT)
NameDeKalb
Total ZIP codes7total
ZIP codes (by type)
7 Standard
Area code660, 816
TimezoneCentral Time (CT)
Coordinates39.8946645, -94.4071901
Land area421.4 sq miles(1,091.3 km²)

Map of DeKalb county, Missouri with ZIP codes

Map of DeKalb County, Missouri and ZIP codes

Cities and Communities in DeKalb County

Compare the largest cities in DeKalb County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.

CityPopulation
Median incomeHousehold
ZIP codes
Maysville1,095$44,2711ZIPs
Stewartsville733$80,9721ZIPs
Union Star380$61,2991ZIPs
Osborn374$52,0541ZIPs
Clarksdale245$69,8961ZIPs
Weatherby80$28,7501ZIPs
Amity26$85,3571ZIPs

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP Codes in DeKalb County

Review the most populated postal areas across DeKalb County. Use the ranking below to compare resident density and demographic scales between the county's major zones.

ZIPCity
Median incomeHousehold
Population (ZIP)
64469Maysville$62,0592,220
64490Stewartsville$88,7502,052
64494Union Star$65,511975
64430Clarksdale$75,577766
64474Osborn$77,083726
64497Weatherby$69,250532
64422Amity$68,882285

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS