ZIP Codes of Holt County, MO

Population & People
Population & People
Total Population
4,227
Household Income
Household Income
Median Income
$58,559
Housing
Housing
Total Housing Units
2,397
Business & Economy
Business & Economy
Total Businesses
142
Employment
Employment
Employment Rate
57.17%
Education
Education
Bachelor's Degree+
19.55%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 5 ZIPs in this county.
Data Last Updated: July 1, 2026
ZIP Codes:5 ZIP Codes (5 Standard, 0 PO Box, 0 Unique) [See All]
Area Code:660
Timezone:Central (GMT -06:00)
Local Time:11:54:01 PM
Population:4,227 [See All]
FIPS:29087
Land Area:454 sq mi
Water Area:8 sq mi
Coordinates:40.0924, -95.2008
Quick Link:
https://www.zip-codes.com/county/mo-holt.asp
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Missouri's #111 most populous county
4,227 residents across 5 ZIPs — #111 of 116 Missouri counties.

Standout ZIPs in this County


Most Populous
Mound City · 1,483 people
35.1% of county total
Highest Income
Mound City · $70,833 median
1.2× county average
Largest Land Area
Craig · 139.6 sq mi
Spans the most ground
Fastest Growth
Oregon · -11.6% (10-yr)
1,453 → 1,285 residents
Most Educated
Mound City · 26.0% bachelor's+
283 of 1,088 adults 25+

Things worth knowing about Holt County


4,227 residents live across 5 ZIPs covering 454 sq mi, served by 5 distinct USPS-recognized cities.

Population moved from 4,671 to 4,227 from 2014 to 2024 — a -9.5% change. 1 ZIPs gained residents, 4 lost.

The county's wealthiest ZIP 64470 (Mound City, $70,833 median) and poorest ZIP 64437 (Craig, $51,667) are 6.2 miles apart — a 1.4× income gap across local geography.

Median home values vary 1.5× across this county — from $110,200 in 64451 (Forest City) to $165,800 in 64470 (Mound City).

Density varies across the county — from 4 people/sq mi in 64437 (Craig) to 18 in 64470 (Mound City).

Educational attainment ranges from 7.8% bachelor's+ in 64451 (Forest City) to 26.0% in 64470 (Mound City) — the breadth of educational profiles across the area.

Within Missouri, this is the #111 most populous of 116 counties and ranks #71 for median household income .

Weighted by population, the typical household earns about $62,349 across the county — reflecting what a typical resident sees, not a simple ZIP average.

19.6% of adults age 25+ hold a bachelor's degree or higher (601 of 3,074 reporting).

5 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Holt County


Population decline

Holt County lost 9.5% of residents between 2014 and 2024. ZIPs that shed the largest share:

Mound City
-12.0%
1,685 → 1,483 residents
Oregon
-11.6%
1,453 → 1,285 residents

All ZIP Codes in Holt County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
64470Mound CityStandard1,483$70,83380.9-12.0%
64473OregonStandard1,285$63,313109.0-11.6%
64466MaitlandStandard565$54,02853.313.7%
64437CraigStandard561$51,667139.6-1.9%
64451Forest CityStandard333$52,95571.0-28.2%

Adjacent & Nearby Counties