ZIP Codes of Monroe County, MO

Population & People
Population & People
Total Population
10,277
Household Income
Household Income
Median Income
$57,046
Housing
Housing
Total Housing Units
5,124
Business & Economy
Business & Economy
Total Businesses
204
Employment
Employment
Employment Rate
52.43%
Education
Education
Bachelor's Degree+
19.60%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 6 ZIPs in this county.
Data Last Updated: July 1, 2026
ZIP Codes:6 ZIP Codes (6 Standard, 0 PO Box, 0 Unique) [See All]
Area Codes:235 / 573 / 660
Timezone:Central (GMT -06:00)
Local Time:11:54:02 PM
Population:10,277 [See All]
FIPS:29137
Land Area:622 sq mi
Water Area:23 sq mi
Coordinates:39.5003, -91.9571
Quick Link:
https://www.zip-codes.com/county/mo-monroe.asp
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Missouri's #81 most populous county
10,277 residents across 6 ZIPs — #81 of 116 Missouri counties.

Standout ZIPs in this County


Most Populous
Monroe City · 4,749 people
46.2% of county total
Highest Income
Holliday · $64,500 median
1.1× county average
Largest Land Area
Monroe City · 187.0 sq mi
Spans the most ground
Fastest Growth
Monroe City · 19.0% (10-yr)
3,990 → 4,749 residents
Most Educated
Monroe City · 22.6% bachelor's+
724 of 3,197 adults 25+

Things worth knowing about Monroe County


10,277 residents live across 6 ZIPs covering 622 sq mi, served by 6 distinct USPS-recognized cities.

Population moved from 9,476 to 10,277 from 2014 to 2024 — a +8.5% change. 4 ZIPs gained residents, 2 lost.

The county's wealthiest ZIP 65258 (Holliday, $64,500 median) and poorest ZIP 65283 (Stoutsville, $39,464) are 15.2 miles apart — a 1.6× income gap across local geography.

Median home values vary 2.5× across this county — from $85,400 in 65282 (Santa Fe) to $217,300 in 65258 (Holliday).

Density varies across the county — from 8 people/sq mi in 65283 (Stoutsville) to 25 in 63456 (Monroe City).

Educational attainment ranges from 9.4% bachelor's+ in 65282 (Santa Fe) to 22.6% in 63456 (Monroe City) — the breadth of educational profiles across the area.

Within Missouri, this is the #81 most populous of 116 counties and ranks #81 for median household income with the #13 fastest decade growth .

Weighted by population, the typical household earns about $60,642 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 (1,397 of 7,126 reporting).

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

Stories about Monroe County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
622
square miles
Avg density
16.5
people per sq mi
Population
10,277
across 6 ZIPs
Monroe City
187.0 sq mi
4,749 residents
Paris
177.4 sq mi
2,657 residents
Madison
120.8 sq mi
1,705 residents

All ZIP Codes in Monroe County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
63456Monroe CityStandard4,749$64,160187.019.0%
65275ParisStandard2,657$60,893177.45.3%
65263MadisonStandard1,705$56,211120.8-12.8%
65283StoutsvilleStandard546$39,46470.727.6%
65258HollidayStandard452$64,50055.816.5%
65282Santa FeStandard16810.6-12.5%

Adjacent & Nearby Counties