ZIP Codes of Alcorn County, MS

Population & People
Population & People
Total Population
34,221
Household Income
Household Income
Median Income
$55,271
Housing
Housing
Total Housing Units
16,209
Business & Economy
Business & Economy
Total Businesses
772
Employment
Employment
Employment Rate
53.44%
Education
Education
Bachelor's Degree+
19.08%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 4 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:4 ZIP Codes (3 Standard, 1 PO Box, 0 Unique) [See All]
Area Code:662
Timezone:Central (GMT -06:00)
Local Time:2:12:47 PM
Population:34,221 [See All]
FIPS:28003
CBSA:Corinth, MS
Land Area:381 sq mi
Water Area:2 sq mi
Coordinates:34.8644, -88.5153
Quick Link:
https://www.zip-codes.com/county/ms-alcorn.asp
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Mississippi's #22 most populous county
34,221 residents across 4 ZIPs — #22 of 82 Mississippi counties.

Standout ZIPs in this County


Most Populous
Corinth · 27,308 people
79.8% of county total
Highest Income
Glen · $60,078 median
1.1× county average
Largest Land Area
Corinth · 223.3 sq mi
Spans the most ground
Fastest Growth
Rienzi · 6.7% (10-yr)
4,553 → 4,860 residents
Most Educated
Corinth · 20.4% bachelor's+
3,872 of 18,972 adults 25+

Things worth knowing about Alcorn County


34,221 residents live across 4 ZIPs covering 381 sq mi, served by 3 distinct USPS-recognized cities.

Population moved from 36,300 to 34,221 from 2014 to 2024 — a -5.7% change. 1 ZIPs gained residents, 2 lost.

The county's wealthiest ZIP 38846 (Glen, $60,078 median) and poorest ZIP 38834 (Corinth, $50,356) are 12.5 miles apart — a 1.2× income gap across local geography.

Median home values vary 1.7× across this county — from $91,500 in 38865 (Rienzi) to $159,500 in 38846 (Glen).

Density varies across the county — from 40 people/sq mi in 38865 (Rienzi) to 122 in 38834 (Corinth).

Educational attainment ranges from 12.5% bachelor's+ in 38865 (Rienzi) to 20.4% in 38834 (Corinth) — the breadth of educational profiles across the area.

Within Mississippi, this is the #22 most populous of 82 counties and ranks #32 for median household income .

Weighted by population, the typical household earns about $51,653 across the county — reflecting what a typical resident sees, not a simple ZIP average.

19.1% of adults age 25+ hold a bachelor's degree or higher (4,566 of 23,928 reporting).

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

Stories about Alcorn County


Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Corinth

Population decline

Alcorn County lost 5.7% of residents between 2014 and 2024.

All ZIP Codes in Alcorn County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
38834CorinthStandard27,308$50,356223.3-7.7%
38865RienziStandard4,860$55,380122.96.7%
38846GlenStandard2,053$60,07834.6-4.8%
38835CorinthPO Box0.0

Adjacent & Nearby Counties