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US ZIP Code Profile

ZIP Code 78880
Rocksprings, Texas

ZIP code 78880 is in Rocksprings, located in Edwards County, Texas. Its 2020 Census population was 1,254. The estimated median adjusted gross income per tax return is $41,667, and about 4% of filers report $200,000 or more.

2020 Population
1,254
Census ZCTA
County
Edwards
FIPS 48137
Median income (est.)
$41,667
IRS SOI 2022
Land Area
1708.126 mi²
+ 1.608 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityRocksprings, TX
CountyEdwards County (FIPS 48137)
StateTexas (FIPS 48)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.98903, -100.28518
Land / Water Area1708.126 mi² land · 1.608 mi² water

02Income & Economics

Distribution of the 680 individual tax returns filed in 78880 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
35.3%
$25K–$50K
22.1%
$50K–$75K
13.2%
$75K–$100K
10.3%
$100K–$200K
14.7%
$200K+
4.4%
The $200,000+ bracket accounts for 27% of 78880's total adjusted gross income, from 4% of returns — a concentration that drives the gap between the median ($41,667) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 78880's IRS income metrics, 2020–2022.

Median income (2021→2022)
$41,667
▲ 4.2%
Filers earning $200K+
4.4%
▼ 1.5 pt
Total filers
680
▲ 0.0%
GET /zipc/v2/zipcodes/78880/soi?year=… $35K 2020 $40K 2021 $42K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 78880 ZCTA.

2000
1,682
 
2010
1,682
▲ +0.0%
2020
1,254
▼ -25.4%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number487705
City AliasesRocksprings

06Frequently Asked Questions

What county is ZIP code 78880 in?

ZIP code 78880 is in Edwards County, Texas (county FIPS code 48137).

What city is ZIP code 78880?

The primary USPS city for 78880 is Rocksprings, TX.

What is the population of ZIP code 78880?

The 2020 Census population of 78880 was 1,254 residents.

What is the median income in ZIP code 78880?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 78880 is about $41,667, with around 4% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.