ZIP Codes of Marshall County, MS

Population & People
Population & People
Total Population
39,592
Household Income
Household Income
Median Income
$53,987
Housing
Housing
Total Housing Units
17,350
Business & Economy
Business & Economy
Total Businesses
487
Employment
Employment
Employment Rate
53.96%
Education
Education
Bachelor's Degree+
15.22%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 9 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:9 ZIP Codes (6 Standard, 3 PO Box, 0 Unique) [See All]
Area Code:662
Timezone:Central (GMT -06:00)
Local Time:2:12:50 PM
Population:39,592 [See All]
FIPS:28093
CBSA:Memphis, TN-MS-AR
Land Area:840 sq mi
Water Area:4 sq mi
Coordinates:34.8067, -89.4919
Quick Link:
https://www.zip-codes.com/county/ms-marshall.asp
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Mississippi's #18 most populous county
39,592 residents across 9 ZIPs — #18 of 82 Mississippi counties.

Standout ZIPs in this County


Most Populous
Byhalia · 16,537 people
41.8% of county total
Highest Income
Red Banks · $69,276 median
1.3× county average
Largest Land Area
Holly Springs · 337.2 sq mi
Spans the most ground
Fastest Growth
Waterford · 27.9% (10-yr)
1,017 → 1,301 residents
Most Educated
Red Banks · 20.8% bachelor's+
328 of 1,579 adults 25+

Things worth knowing about Marshall County


39,592 residents live across 9 ZIPs covering 840 sq mi, served by 8 distinct USPS-recognized cities.

Population moved from 40,376 to 39,592 from 2014 to 2024 — a -1.9% change. 3 ZIPs gained residents, 3 lost.

The county's wealthiest ZIP 38661 (Red Banks, $69,276 median) and poorest ZIP 38659 (Potts Camp, $39,593) are 21.2 miles apart — a 1.7× income gap across local geography.

Median home values vary 2.6× across this county — from $85,800 in 38659 (Potts Camp) to $227,300 in 38661 (Red Banks).

Density varies across the county — from 15 people/sq mi in 38685 (Waterford) to 85 in 38611 (Byhalia).

Educational attainment ranges from 3.8% bachelor's+ in 38685 (Waterford) to 20.8% in 38661 (Red Banks) — the breadth of educational profiles across the area.

Within Mississippi, this is the #18 most populous of 82 counties and ranks #35 for median household income .

Weighted by population, the typical household earns about $56,616 across the county — reflecting what a typical resident sees, not a simple ZIP average.

15.2% of adults age 25+ hold a bachelor's degree or higher (4,179 of 27,458 reporting).

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

Stories about Marshall 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
840
square miles
Avg density
47.1
people per sq mi
Population
39,592
across 9 ZIPs
Holly Springs
337.2 sq mi
15,503 residents
Byhalia
194.6 sq mi
16,537 residents
Potts Camp
105.9 sq mi
1,999 residents

All ZIP Codes in Marshall County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
38611ByhaliaStandard16,537$58,830194.61.4%
38635Holly SpringsStandard15,503$55,625337.2-4.8%
38661Red BanksStandard2,126$69,27628.37.9%
38642LamarStandard2,126$59,38884.3-14.1%
38659Potts CampStandard1,999$39,593105.9-13.6%
38685WaterfordStandard1,301$41,21089.627.9%
38634Holly SpringsPO Box0.0
38649Mount PleasantPO Box0.0
38679VictoriaPO Box0.0

Adjacent & Nearby Counties