ZIP Codes of Phillips County, AR

Population & People
Population & People
Total Population
15,645
Household Income
Household Income
Median Income
$39,769
Housing
Housing
Total Housing Units
8,523
Business & Economy
Business & Economy
Total Businesses
331
Employment
Employment
Employment Rate
41.68%
Education
Education
Bachelor's Degree+
14.90%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 13 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:13 ZIP Codes (6 Standard, 7 PO Box, 0 Unique) [See All]
Area Codes:327 / 870
Timezone:Central (GMT -06:00)
Local Time:2:11:25 PM
Population:15,645 [See All]
FIPS:05107
Land Area:706 sq mi
Water Area:45 sq mi
Coordinates:34.4348, -90.8458
Quick Link:
https://www.zip-codes.com/county/ar-phillips.asp
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Notable population decline
Lost 24.9% of residents since 2014.
Arkansas's most renter-heavy county
48.1% of homes are renter-occupied.

Standout ZIPs in this County


Most Populous
West Helena · 6,577 people
42.0% of county total
Highest Income
Lexa · $55,307 median
1.4× county average
Largest Land Area
Elaine · 155.4 sq mi
Spans the most ground
Fastest Growth
Marvell · -7.7% (10-yr)
2,052 → 1,893 residents
Most Educated
Lexa · 20.4% bachelor's+
229 of 1,125 adults 25+

Things worth knowing about Phillips County


15,645 residents live across 13 ZIPs covering 706 sq mi, served by 13 distinct USPS-recognized cities.

Population moved from 20,830 to 15,645 from 2014 to 2024 — a -24.9% change. 2 ZIPs gained residents, 9 lost.

The county's wealthiest ZIP 72355 (Lexa, $55,307 median) and poorest ZIP 72389 (Wabash , $21,528) are 17.3 miles apart — a 2.6× income gap across local geography.

Median home values vary 1.5× across this county — from $64,700 in 72390 (West Helena) to $98,700 in 72374 (Poplar Grove).

Density varies 150× across the county — from 2 people/sq mi in 72333 (Elaine) to 301 in 72390 (West Helena).

Educational attainment ranges from 9.9% bachelor's+ in 72366 (Marvell) to 20.4% in 72355 (Lexa) — the breadth of educational profiles across the area.

Within Arkansas, this is the #47 most populous of 78 counties and ranks #75 for median household income .

Weighted by population, the typical household earns about $40,527 across the county — reflecting what a typical resident sees, not a simple ZIP average.

14.9% of adults age 25+ hold a bachelor's degree or higher (1,545 of 10,371 reporting).

6 Standard delivery, 7 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Phillips 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
706
square miles
Avg density
22.2
people per sq mi
Population
15,645
across 13 ZIPs
Elaine
155.4 sq mi
311 residents
Marvell
147.6 sq mi
1,893 residents
Helena
145.7 sq mi
4,070 residents

Population decline

Phillips County lost 24.9% of residents between 2014 and 2024. ZIPs that shed the largest share:

Elaine
-63.8%
860 → 311 residents
Poplar Grove
-32.1%
828 → 562 residents
Lexa
-30.1%
2,546 → 1,780 residents
West Helena
-24.0%
8,657 → 6,577 residents
Helena
-22.7%
5,267 → 4,070 residents

All ZIP Codes in Phillips County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
72390West HelenaStandard6,577$38,29421.9-24.0%
72342HelenaStandard4,070$36,905145.7-22.7%
72366MarvellStandard1,893$44,861147.6-7.7%
72355LexaStandard1,780$55,307127.6-30.1%
72374Poplar GroveStandard56241.7-32.1%
72333ElaineStandard311$41,719155.4-63.8%
72389WabashPO Box287$21,5280.0-5.0%
72328CrumrodPO Box7340.452.1%
72353LambrookPO Box470.0-57.7%
72383TurnerPO Box450.028.6%
72367MellwoodPO Box025.9-100.0%
72369OneidaPO Box00.0
72312BartonPO Box0.0

Adjacent & Nearby Counties