ZIP Codes of Monroe County, AR

Population & People
Population & People
Total Population
6,579
Household Income
Household Income
Median Income
$56,250
Housing
Housing
Total Housing Units
3,749
Business & Economy
Business & Economy
Total Businesses
171
Employment
Employment
Employment Rate
45.27%
Education
Education
Bachelor's Degree+
12.79%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 5 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:5 ZIP Codes (4 Standard, 1 PO Box, 0 Unique) [See All]
Area Codes:327 / 870
Timezone:Central (GMT -06:00)
Local Time:2:11:25 PM
Population:6,579 [See All]
FIPS:05095
Land Area:552 sq mi
Water Area:14 sq mi
Coordinates:34.6889, -91.2247
Quick Link:
https://www.zip-codes.com/county/ar-monroe.asp
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Notable population decline
Lost 18.6% of residents since 2014.
Notable income spread
Median income ranges $35,515 to $108,177 across ZIPs — a 3.0× gap.

Standout ZIPs in this County


Most Populous
Brinkley · 3,491 people
53.1% of county total
Highest Income
Roe · $108,177 median
1.9× county average
Largest Land Area
Holly Grove · 237.6 sq mi
Spans the most ground
Fastest Growth
Clarendon · 12.8% (10-yr)
1,701 → 1,918 residents
Most Educated
Clarendon · 13.1% bachelor's+
160 of 1,226 adults 25+

Things worth knowing about Monroe County


6,579 residents live across 5 ZIPs covering 552 sq mi, served by 5 distinct USPS-recognized cities.

Population moved from 8,082 to 6,579 from 2014 to 2024 — a -18.6% change. 1 ZIPs gained residents, 4 lost.

The county's wealthiest ZIP 72134 (Roe, $108,177 median) and poorest ZIP 72029 (Clarendon, $35,515) are 9.5 miles apart — a 3.0× income gap across local geography.

Median home values vary 3.2× across this county — from $66,800 in 72029 (Clarendon) to $211,200 in 72134 (Roe).

Density varies across the county — from 3 people/sq mi in 72069 (Holly Grove) to 23 in 72029 (Clarendon).

Educational attainment ranges from 9.8% bachelor's+ in 72134 (Roe) to 15.8% in 72069 (Holly Grove) — the breadth of educational profiles across the area.

Within Arkansas, this is the #71 most populous of 78 counties and ranks #31 for median household income .

Weighted by population, the typical household earns about $43,066 across the county — reflecting what a typical resident sees, not a simple ZIP average.

12.8% of adults age 25+ hold a bachelor's degree or higher (587 of 4,590 reporting).

4 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Monroe County


Two counties in one

Median household income spans 3.0× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.

Wealthiest ZIP
Roe
Median income: $108,177
Population: 355
Bachelor's+: 9.8%
vs
Poorest ZIP (pop >= 500)
Clarendon
Median income: $35,515
Population: 1,918
Bachelor's+: 13.1%
For every $1 of household income in 72029, the typical household in 72134 earns $3.05.

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
552
square miles
Avg density
11.9
people per sq mi
Population
6,579
across 5 ZIPs
Holly Grove
237.6 sq mi
815 residents
Brinkley
174.8 sq mi
3,491 residents
Clarendon
81.7 sq mi
1,918 residents

Population decline

Monroe County lost 18.6% of residents between 2014 and 2024. ZIPs that shed the largest share:

Holly Grove
-60.1%
2,042 → 815 residents
Brinkley
-11.3%
3,934 → 3,491 residents

All ZIP Codes in Monroe County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
72021BrinkleyStandard3,491$41,310174.8-11.3%
72029ClarendonStandard1,918$35,51581.712.8%
72069Holly GroveStandard815$40,000237.6-60.1%
72134RoeStandard355$108,17758.2-5.3%
72108MonroePO Box00.0-100.0%

Adjacent & Nearby Counties