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US ZIP Code Profile

ZIP Code 79064
Olton, Texas

ZIP code 79064 is in Olton, located in Lamb County, Texas. Its 2020 Census population was 2,456. The estimated median adjusted gross income per tax return is $41,500, and about 3% of filers report $200,000 or more.

2020 Population
2,456
Census ZCTA
County
Lamb
FIPS 48279
Median income (est.)
$41,500
IRS SOI 2022
Land Area
146.037 mi²
+ 0.016 mi² water

01Location & Geography

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

Primary CityOlton, TX
CountyLamb County (FIPS 48279)
StateTexas (FIPS 48)
Census Region / DivisionSouth Region · West South Central Division
Coordinates34.195545, -102.1193
Land / Water Area146.037 mi² land · 0.016 mi² water

02Income & Economics

Distribution of the 890 individual tax returns filed in 79064 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
31.5%
$25K–$50K
28.1%
$50K–$75K
16.9%
$75K–$100K
10.1%
$100K–$200K
10.1%
$200K+
3.4%
The $200,000+ bracket accounts for 20% of 79064's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($41,500) 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 79064's IRS income metrics, 2020–2022.

Median income (2021→2022)
$41,500
▲ 13.6%
Filers earning $200K+
3.4%
▲ 3.4 pt
Total filers
890
▼ 3.3%
GET /zipc/v2/zipcodes/79064/soi?year=… $36K 2020 $37K 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 79064 ZCTA.

2000
2,905
 
2010
2,739
▼ -5.7%
2020
2,456
▼ -10.3%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number486625
City AliasesOlton

06Frequently Asked Questions

What county is ZIP code 79064 in?

ZIP code 79064 is in Lamb County, Texas (county FIPS code 48279).

What city is ZIP code 79064?

The primary USPS city for 79064 is Olton, TX.

What is the population of ZIP code 79064?

The 2020 Census population of 79064 was 2,456 residents.

What is the median income in ZIP code 79064?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 79064 is about $41,500, with around 3% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.