Postal Codes

64440 ZIP Code

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ZIP code 64440 covers De Kalb, Missouri, with a population of about 876 and a median household income of $82,679.

Population
87624 per square mile
Median age
371.7 points below the US average
Median household income
$82,6791.2× the Missouri median
Poverty rate
10.6%1.8 points below the US average
Typical home value
$327,062
Median rent
$86713% below the Missouri median
Degree or higher
14.4%20.6 points below the US average
Homeownership
79.3%14.3 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
13

Where 64440 is

De Kalb, Missouri — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population876
Median age37
Family households79%
Born outside the US0%
Speaks a language other than English at home0.3%
White (non-Hispanic)98.5%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino0%
Veterans3.3%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$82,679
Income per person$35,765
Poverty rate10.6%
Households on SNAP or cash assistance2.2%

Household income distribution

Under $10k6.4%
$10–15k5.1%
$15–20k0.0%
$20–25k2.5%
$25–30k1.9%
$30–35k7.0%
$35–40k2.2%
$40–45k10.2%
$45–50k0.0%
$50–60k3.2%
$60–75k7.6%
$75–100k13.7%
$100–125k15.6%
$125–150k8.9%
$150–200k9.6%
$200k or more6.1%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed380
Mean adjusted gross income$73,192
Returns declaring $200,000 or more0%
Returns, under $25k21.1%
Returns, $25k–$50k21.1%
Returns, $50k–$75k18.4%
Returns, $75k–$100k15.8%
Returns, $100k–$200k23.7%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$191,800
Median gross rent$867
Owner-occupied79.3%
Vacant homes18.7%
Median year built1973

What the homes are

Detached house82.6%
Attached house2.8%
Mobile home14.5%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$327,062as of 2026-07
Typical home value, 1 yearup 10%
Typical home value since 2000
202220242026$327,062$266,234

$269,399 in 2022 to $327,062 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0%
Bachelor's degree or higher14.4%
High school diploma or higher89.7%
Works from home2.6%
Drives to work alone82%
Takes public transport0%
Commutes 45 minutes or more14.1%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity44.5% 11.1 pts above the national average of 33.4%
Diagnosed diabetes14.3% 2.3 pts above the national average of 12%
Currently smokes22.8% 9.6 pts above the national average of 13.2%
High blood pressure40.7% 6.6 pts above the national average of 34.1%
Fair or poor general health26.2% 5.9 pts above the national average of 20.3%
No health insurance (18–64)10.1% 1.2 pts below the national average of 11.3%
Depression26.5% 4.6 pts above the national average of 21.9%
No leisure-time physical activity35.7% 10.3 pts above the national average of 25.4%
Arthritis33.3% 8.2 pts above the national average of 25.1%
Binge drinking15.2% 0.8 pts below the national average of 16%
Taking blood pressure medication78.9% 4.2 pts above the national average of 74.7%
Cancer (non-skin)9.2% 1.5 pts above the national average of 7.7%
Current asthma11.6% 1.2 pts above the national average of 10.4%
Coronary heart disease8.6% 2.4 pts above the national average of 6.2%
Routine check-up in past year78.2% 1.5 pts above the national average of 76.7%
Cholesterol screening83.2% 2.7 pts below the national average of 85.9%
Cognitive disability20.7% 5.9 pts above the national average of 14.8%
Colorectal screening58.4% 5.9 pts below the national average of 64.3%
COPD11.6% 5 pts above the national average of 6.6%
Visited a dentist53% 8.3 pts below the national average of 61.3%
Any disability42.2% 11.5 pts above the national average of 30.7%
Lacks emotional support20% 4.8 pts below the national average of 24.8%
Food insecurity17.2% same as the national average of 17.1%
Received food stamps14.9% 0.6 pts above the national average of 14.3%
Hearing disability10.1% 3.4 pts above the national average of 6.7%
High cholesterol41.6% 5.4 pts above the national average of 36.2%
Housing insecurity13.6% same as the national average of 13.8%
Independent living disability11.7% 3.3 pts above the national average of 8.4%
Lacks transport9.8% 0.6 pts above the national average of 9.2%
Loneliness30.7% 3.7 pts below the national average of 34.4%
Mammography use72.9% 3 pts below the national average of 75.9%
Poor mental health (14+ days)19.7% 2.9 pts above the national average of 16.8%
Mobility disability20.4% 6.4 pts above the national average of 14%
Poor physical health (14+ days)18% 4.5 pts above the national average of 13.5%
Self-care disability5.3% 1.3 pts above the national average of 4%
Utility shut-off threat10.5% 1.7 pts above the national average of 8.8%
Sleeps under 7 hours41.1% 4.7 pts above the national average of 36.4%
Stroke4.5% 1.1 pts above the national average of 3.4%
All natural teeth lost23.1% 10.1 pts above the national average of 13%
Vision disability6.5% 0.9 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments13
People employed29
Annual payroll$853,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 75% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss74.2 out of 100
Community resilience83.5 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Landslide98Relatively Moderate at its worst in this ZIP code
Drought97.4Relatively Moderate at its worst in this ZIP code
Hail93.5Relatively High at its worst in this ZIP code
Strong wind89.6Relatively High at its worst in this ZIP code
Tornado89.5Relatively High at its worst in this ZIP code
Cold wave85.3Relatively High at its worst in this ZIP code
Heat wave84.3Relatively High at its worst in this ZIP code
Wildfire84.2Relatively Moderate at its worst in this ZIP code
Ice storm77.9Relatively Moderate at its worst in this ZIP code
Lightning77.6Relatively High at its worst in this ZIP code
Winter weather77.4Relatively High at its worst in this ZIP code
River flooding76.7Relatively High at its worst in this ZIP code
Earthquake34.6Very Low at its worst in this ZIP code
Compared with Missouri and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMissouriUnited States
Median household income$82,679$68,920$78,538
Income per person$35,765$38,497$43,289
Poverty rate10.6%12.6%12.4%
Median home value$191,800$215,600$303,400
Median gross rent$867$996$1,348
Homeownership79.3%67.9%65%
Bachelor's degree or higher14.4%31.9%35%
Unemployment rate0%4.1%5.2%
Works from home2.6%11.6%13.5%
Born outside the US0%4.4%13.9%
Median age3738.938.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationATCHISON, KS US15.8 km away
Rain in a year36 in
Snow in a year17 in

Average high and low by month

January36.2°F / 18.4°F0.93 in rain, 5 in snow
February41.6°F / 22.8°F1.2 in rain, 4.8 in snow
March54°F / 32.4°F1.92 in rain, 1.8 in snow
April65°F / 42.9°F3.42 in rain, 0.4 in snow
May74.4°F / 55.4°F5.32 in rain
June83.7°F / 65.2°F4.87 in rain
July87.6°F / 69.3°F5.17 in rain
August86.4°F / 66.5°F3.75 in rain
September78.9°F / 58.1°F3.48 in rain
October66.6°F / 46.2°F3.1 in rain, 0.3 in snow
November51.9°F / 33.3°F1.81 in rain, 0.9 in snow
December40.1°F / 23.4°F1.41 in rain, 3.8 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Buchanan County R-IV School District90.2% of this ZIP code's land area
West Platte County R-II School District9.4% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability40more vulnerable than 40% of US census tracts
Socioeconomic status51more vulnerable than 51% of US census tracts
Household characteristics54more vulnerable than 54% of US census tracts
Racial and ethnic minority status9more vulnerable than 9% of US census tracts
Housing type and transport33more vulnerable than 33% of US census tracts
Walkability4.1 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

64484 Rushville, MO10 km away
64448 Faucett, MO11.6 km away
64508 Saint Joseph, MO11.9 km away
64504 Saint Joseph, MO14.7 km away
64098 Weston, MO15.4 km away
64439 Dearborn, MO15.6 km away
66002 Atchison, KS17.6 km away
64503 Saint Joseph, MO19.2 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Buchanan County90.6% of this ZIP code's land area
Platte County9.4% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area36.24 sq mi
Water area0.03 sq mi
Population density24 people per sq mi
Latitude, longitude39.5834, -94.9270

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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