ZIP Codes of Pecos County, TX

Population & People
Population & People
Total Population
15,068
Household Income
Household Income
Median Income
$64,269
Housing
Housing
Total Housing Units
5,978
Business & Economy
Business & Economy
Total Businesses
351
Employment
Employment
Employment Rate
52.28%
Education
Education
Bachelor's Degree+
14.54%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 6 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:6 ZIP Codes (2 Standard, 4 PO Box, 0 Unique) [See All]
Area Code:432
Timezone:Central (GMT -06:00)
Local Time:2:14:01 PM
Population:15,068 [See All]
FIPS:48371
Land Area:3,721 sq mi
Water Area:1 sq mi
Coordinates:30.9502, -102.5009
Quick Link:
https://www.zip-codes.com/county/tx-pecos.asp
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Texas's #138 most populous county
15,068 residents across 6 ZIPs — #138 of 254 Texas counties.

Standout ZIPs in this County


Most Populous
Fort Stockton · 13,357 people
88.6% of county total
Highest Income
Fort Stockton · $78,935 median
1.2× county average
Largest Land Area
Fort Stockton · 2,419.0 sq mi
Spans the most ground
Fastest Growth
Fort Stockton · -0.4% (10-yr)
13,409 → 13,357 residents
Most Educated
Fort Stockton · 13.7% bachelor's+
1,266 of 9,215 adults 25+

Things worth knowing about Pecos County


15,068 residents live across 6 ZIPs covering 3,721 sq mi, served by 6 distinct USPS-recognized cities.

Population moved from 15,660 to 15,068 from 2014 to 2024 — a -3.8% change. 0 ZIPs gained residents, 5 lost.

The county's wealthiest ZIP 79735 (Fort Stockton, $78,935 median) and poorest ZIP 79744 (Iraan, $42,039) are 42.5 miles apart — a 1.9× income gap across local geography.

Median home values vary 1.7× across this county — from $101,100 in 79744 (Iraan) to $174,500 in 79735 (Fort Stockton).

Density varies 31× across the county — from 0 people/sq mi in 79730 (Coyanosa) to 7 in 79744 (Iraan).

Educational attainment ranges from 10.6% bachelor's+ in 79743 (Imperial) to 23.1% in 79744 (Iraan) — the breadth of educational profiles across the area.

Within Texas, this is the #138 most populous of 254 counties and ranks #151 for median household income .

Weighted by population, the typical household earns about $75,641 across the county — reflecting what a typical resident sees, not a simple ZIP average.

14.5% of adults age 25+ hold a bachelor's degree or higher (1,515 of 10,419 reporting).

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

Stories about Pecos 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
3,721
square miles
Avg density
4.0
people per sq mi
Population
15,068
across 6 ZIPs
Fort Stockton
2,419.0 sq mi
13,357 residents
Coyanosa
526.5 sq mi
123 residents
Imperial
233.6 sq mi
231 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.

Fort Stockton

All ZIP Codes in Pecos County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
79735Fort StocktonStandard13,357$78,9352,419.0-0.4%
79744IraanPO Box1,283$42,039176.0-6.7%
79743ImperialPO Box231$71,833233.6-35.7%
79730CoyanosaPO Box123526.5-51.4%
79781SheffieldPO Box74186.4-72.0%
79740GirvinStandard179.5

Adjacent & Nearby Counties