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US ZIP Code Profile

ZIP Code 76377
Petrolia, Texas

ZIP code 76377 is in Petrolia, located in Clay County, Texas, within the Wichita Falls metro area. Its 2020 Census population was 592. The estimated median adjusted gross income per tax return is $46,875.

2020 Population
592
Census ZCTA
County
Clay
FIPS 48077
Median income (est.)
$46,875
IRS SOI 2022
Land Area
30.395 mi²
+ 0.247 mi² water

01Location & Geography

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

Primary CityPetrolia, TX
CountyClay County (FIPS 48077)
StateTexas (FIPS 48)
Metro Area (MSA)Wichita Falls, TX Metro Area (48660)
Census Region / DivisionSouth Region · West South Central Division
Coordinates34.00832, -98.25859
Land / Water Area30.395 mi² land · 0.247 mi² water

02Income & Economics

Distribution of the 280 individual tax returns filed in 76377 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
25.0%
$25K–$50K
28.6%
$50K–$75K
17.9%
$75K–$100K
10.7%
$100K–$200K
17.9%
$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 76377's IRS income metrics, 2020–2022.

Median income (2021→2022)
$46,875
▲ 9.4%
Filers earning $200K+
0.0%
▲ 0.0 pt
Total filers
280
▲ 0.0%
GET /zipc/v2/zipcodes/76377/soi?year=… $41K 2020 $43K 2021 $47K 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 76377 ZCTA.

2000
912
 
2010
802
▼ -12.1%
2020
592
▼ -26.2%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number486995
City AliasesPetrolia

06Frequently Asked Questions

What county is ZIP code 76377 in?

ZIP code 76377 is in Clay County, Texas (county FIPS code 48077).

What city is ZIP code 76377?

The primary USPS city for 76377 is Petrolia, TX.

What metro area (MSA) is 76377 in?

76377 is part of the Wichita Falls, TX Metro Area (MSA code 48660).

What is the population of ZIP code 76377?

The 2020 Census population of 76377 was 592 residents.

What is the median income in ZIP code 76377?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 76377 is about $46,875. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.