ZIP Codes of Newton County, AR

Population & People
Population & People
Total Population
6,639
Household Income
Household Income
Median Income
$53,883
Housing
Housing
Total Housing Units
3,728
Business & Economy
Business & Economy
Total Businesses
83
Employment
Employment
Employment Rate
46.85%
Education
Education
Bachelor's Degree+
14.74%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 10 ZIPs in this county.
Data Last Updated: July 1, 2026
ZIP Codes:10 ZIP Codes (10 Standard, 0 PO Box, 0 Unique) [See All]
Area Codes:327 / 479 / 870
Timezone:Central (GMT -06:00)
Local Time:11:52:42 PM
Population:6,639 [See All]
FIPS:05101
CBSA:Harrison, AR
Land Area:668 sq mi
Water Area:2 sq mi
Coordinates:35.9726, -93.1938
Quick Link:
https://www.zip-codes.com/county/ar-newton.asp
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Notable income spread
Median income ranges $34,444 to $103,409 across ZIPs — a 3.0× gap.
Striking education divide
Bachelor's share spans 8.3% to 41.1% — a 33-point gap.

Standout ZIPs in this County


Most Populous
Jasper · 1,784 people
26.9% of county total
Highest Income
Hasty · $103,409 median
1.9× county average
Largest Land Area
Deer · 188.9 sq mi
Spans the most ground
Fastest Growth
Western Grove · -9.0% (10-yr)
1,536 → 1,398 residents
Most Educated
Jasper · 8.3% bachelor's+
103 of 1,240 adults 25+

Things worth knowing about Newton County


6,639 residents live across 10 ZIPs covering 668 sq mi, served by 10 distinct USPS-recognized cities.

Population moved from 7,259 to 6,639 from 2014 to 2024 — a -8.5% change. 4 ZIPs gained residents, 6 lost.

The county's wealthiest ZIP 72640 (Hasty, $103,409 median) and poorest ZIP 72666 (Parthenon, $34,444) are 16.8 miles apart — a 3.0× income gap across local geography.

Median home values vary 2.6× across this county — from $107,700 in 72655 (Mount Judea) to $279,900 in 72648 (Marble Falls).

Density varies across the county — from 4 people/sq mi in 72655 (Mount Judea) to 29 in 72640 (Hasty).

Educational attainment ranges from 8.3% bachelor's+ in 72641 (Jasper) to 41.1% in 72624 (Compton) — the breadth of educational profiles across the area.

Within Arkansas, this is the #70 most populous of 78 counties and ranks #40 for median household income .

Weighted by population, the typical household earns about $51,638 across the county — reflecting what a typical resident sees, not a simple ZIP average.

14.7% of adults age 25+ hold a bachelor's degree or higher (706 of 4,791 reporting).

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

Stories about Newton 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
Hasty
Median income: $103,409
Population: 607
Bachelor's+: 24.2%
vs
Poorest ZIP (pop >= 500)
Parthenon
Median income: $34,444
Population: 354
Bachelor's+: 27.1%
For every $1 of household income in 72666, the typical household in 72640 earns $3.00.

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
668
square miles
Avg density
9.9
people per sq mi
Population
6,639
across 10 ZIPs
Deer
188.9 sq mi
737 residents
Jasper
114.9 sq mi
1,784 residents
Mount Judea
111.6 sq mi
420 residents

Population decline

Newton County lost 8.5% of residents between 2014 and 2024. ZIPs that shed the largest share:

Jasper
-28.4%
2,490 → 1,784 residents
Marble Falls
-18.4%
711 → 580 residents

All ZIP Codes in Newton County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
72641JasperStandard1,784$37,696114.9-28.4%
72685Western GroveStandard1,398$48,75051.5-9.0%
72628DeerStandard737$47,367188.9-5.8%
72640HastyStandard607$103,40921.1110.8%
72648Marble FallsStandard580$70,92148.1-18.4%
72655Mount JudeaStandard420$44,722111.6-11.8%
72666ParthenonStandard354$34,44421.163.1%
72683VendorStandard334$51,19617.413.2%
72624ComptonStandard272$46,44267.6-27.1%
72670PoncaStandard15325.568.1%

Adjacent & Nearby Counties