ZIP Codes of Jack County, TX

Population & People
Population & People
Total Population
8,441
Household Income
Household Income
Median Income
$60,684
Housing
Housing
Total Housing Units
3,624
Business & Economy
Business & Economy
Total Businesses
222
Employment
Employment
Employment Rate
44.06%
Education
Education
Bachelor's Degree+
13.96%
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 (4 Standard, 0 PO Box, 0 Unique) [See All]
Area Code:940
Timezone:Central (GMT -06:00)
Local Time:2:13:57 PM
Population:8,441 [See All]
FIPS:48237
Land Area:755 sq mi
Water Area:7 sq mi
Coordinates:33.1511, -98.2455
Quick Link:
https://www.zip-codes.com/county/tx-jack.asp
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Texas's #174 most populous county
8,441 residents across 4 ZIPs — #174 of 254 Texas counties.

Standout ZIPs in this County


Most Populous
Jacksboro · 6,240 people
73.9% of county total
Highest Income
Bryson · $75,191 median
1.2× county average
Largest Land Area
Jacksboro · 608.7 sq mi
Spans the most ground
Fastest Growth
Jacksboro · 4.3% (10-yr)
5,982 → 6,240 residents
Most Educated
Jacksboro · 13.3% bachelor's+
610 of 4,603 adults 25+

Things worth knowing about Jack County


8,441 residents live across 4 ZIPs covering 755 sq mi, served by 4 distinct USPS-recognized cities.

Population moved from 8,421 to 8,441 from 2014 to 2024 — a +0.2% change. 1 ZIPs gained residents, 3 lost.

The county's wealthiest ZIP 76427 (Bryson, $75,191 median) and poorest ZIP 76459 (Jermyn, $33,438) are 9.6 miles apart — a 2.2× income gap across local geography.

Median home values vary 7.2× across this county — from $56,500 in 76459 (Jermyn) to $408,600 in 76486 (Perrin).

Density varies 14× across the county — from 2 people/sq mi in 76459 (Jermyn) to 32 in 76427 (Bryson).

Educational attainment ranges from 6.5% bachelor's+ in 76459 (Jermyn) to 17.6% in 76427 (Bryson) — the breadth of educational profiles across the area.

Within Texas, this is the #174 most populous of 254 counties and ranks #174 for median household income .

Weighted by population, the typical household earns about $66,041 across the county — reflecting what a typical resident sees, not a simple ZIP average.

14.0% of adults age 25+ hold a bachelor's degree or higher (832 of 5,958 reporting).

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

Stories about Jack 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
755
square miles
Avg density
11.2
people per sq mi
Population
8,441
across 4 ZIPs
Jacksboro
608.7 sq mi
6,240 residents
Perrin
80.7 sq mi
1,123 residents
Jermyn
34.7 sq mi
77 residents

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.

Jacksboro

All ZIP Codes in Jack County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
76458JacksboroStandard6,240$64,297608.74.3%
76486PerrinStandard1,123$69,80880.7-7.2%
76427BrysonStandard1,001$75,19131.1-6.8%
76459JermynStandard77$33,43834.7-50.3%

Adjacent & Nearby Counties