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US ZIP Code Profile

ZIP Code 78870
Knippa, Texas

ZIP code 78870 is in Knippa, located in Uvalde County, Texas, within the Uvalde metro area. Its 2020 Census population was 868. The estimated median adjusted gross income per tax return is $39,773.

2020 Population
868
Census ZCTA
County
Uvalde
FIPS 48463
Median income (est.)
$39,773
IRS SOI 2022
Land Area
117.969 mi²
+ 0.71 mi² water

01Location & Geography

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

Primary CityKnippa, TX
CountyUvalde County (FIPS 48463)
StateTexas (FIPS 48)
Metro Area (MSA)Uvalde, TX Micro Area (46620)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.303818, -99.63083
Land / Water Area117.969 mi² land · 0.71 mi² water

02Income & Economics

Distribution of the 390 individual tax returns filed in 78870 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
33.3%
$25K–$50K
28.2%
$50K–$75K
15.4%
$75K–$100K
10.3%
$100K–$200K
12.8%
$200K+
0.0%
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 78870's IRS income metrics, 2020–2022.

Median income (2021→2022)
$39,773
▼ 0.6%
Filers earning $200K+
0.0%
▲ 0.0 pt
Total filers
390
▲ 2.6%
GET /zipc/v2/zipcodes/78870/soi?year=… $39K 2020 $40K 2021 $40K 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 78870 ZCTA.

2000
806
 
2010
984
▲ +22.1%
2020
868
▼ -11.8%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number484775
City AliasesKnippa

06Frequently Asked Questions

What county is ZIP code 78870 in?

ZIP code 78870 is in Uvalde County, Texas (county FIPS code 48463).

What city is ZIP code 78870?

The primary USPS city for 78870 is Knippa, TX.

What metro area (MSA) is 78870 in?

78870 is part of the Uvalde, TX Micro Area (MSA code 46620).

What is the population of ZIP code 78870?

The 2020 Census population of 78870 was 868 residents.

What is the median income in ZIP code 78870?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 78870 is about $39,773. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.