ZIP Codes of Presidio County, TX

Population & People
Population & People
Total Population
6,016
Household Income
Household Income
Median Income
$40,584
Housing
Housing
Total Housing Units
3,340
Business & Economy
Business & Economy
Total Businesses
148
Employment
Employment
Employment Rate
53.06%
Education
Education
Bachelor's Degree+
28.07%
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 (2 Standard, 2 PO Box, 0 Unique) [See All]
Area Code:432
Timezone:Central (GMT -06:00)
Local Time:2:14:01 PM
Population:6,016 [See All]
FIPS:48377
Land Area:3,778 sq mi
Water Area:0 sq mi
Coordinates:29.9491, -104.3098
Quick Link:
https://www.zip-codes.com/county/tx-presidio.asp
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Notable population decline
Lost 20.9% of residents since 2014.

Standout ZIPs in this County


Most Populous
Presidio · 3,226 people
53.6% of county total
Highest Income
Marfa · $45,263 median
1.1× county average
Largest Land Area
Marfa · 2,240.1 sq mi
Spans the most ground
Fastest Growth
Marfa · 10.8% (10-yr)
2,376 → 2,633 residents
Most Educated
Marfa · 35.6% bachelor's+
730 of 2,048 adults 25+

Things worth knowing about Presidio County


6,016 residents live across 4 ZIPs covering 3,778 sq mi, served by 4 distinct USPS-recognized cities.

Population moved from 7,609 to 6,016 from 2014 to 2024 — a -20.9% change. 2 ZIPs gained residents, 2 lost.

The county's wealthiest ZIP 79843 (Marfa, $45,263 median) and poorest ZIP 79854 (Valentine, $33,672) are 40.6 miles apart — a 1.3× income gap across local geography.

Median home values vary 3.4× across this county — from $84,700 in 79854 (Valentine) to $289,300 in 79843 (Marfa).

Density varies 161× across the county — from 0 people/sq mi in 79854 (Valentine) to 14 in 79845 (Presidio).

Educational attainment ranges from 19.2% bachelor's+ in 79845 (Presidio) to 35.6% in 79843 (Marfa) — the breadth of educational profiles across the area.

Within Texas, this is the #190 most populous of 254 counties and ranks #247 for median household income .

Weighted by population, the typical household earns about $43,769 across the county — reflecting what a typical resident sees, not a simple ZIP average.

28.1% of adults age 25+ hold a bachelor's degree or higher (1,123 of 4,001 reporting).

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

Stories about Presidio 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
3,778
square miles
Avg density
1.6
people per sq mi
Population
6,016
across 4 ZIPs
Marfa
2,240.1 sq mi
2,633 residents
Valentine
1,007.4 sq mi
86 residents
Redford
294.9 sq mi
71 residents

Population decline

Presidio County lost 20.9% of residents between 2014 and 2024. ZIPs that shed the largest share:

Presidio
-36.1%
5,052 → 3,226 residents

All ZIP Codes in Presidio County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
79845PresidioPO Box3,226$42,818235.2-36.1%
79843MarfaStandard2,633$45,2632,240.110.8%
79854ValentineStandard86$33,6721,007.4-42.7%
79846RedfordPO Box71294.9129.0%

Adjacent & Nearby Counties