Get API Key →
US ZIP Code Profile

ZIP Code 76637
Cranfills Gap, Texas

ZIP code 76637 is in Cranfills Gap, located in Bosque County, Texas. Its 2020 Census population was 485. The estimated median adjusted gross income per tax return is $47,917.

2020 Population
485
Census ZCTA
County
Bosque
FIPS 48035
Median income (est.)
$47,917
IRS SOI 2022
Land Area
39.464 mi²
+ 0.153 mi² water

01Location & Geography

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

Primary CityCranfills Gap, TX
CountyBosque County (FIPS 48035)
StateTexas (FIPS 48)
Census Region / DivisionSouth Region · West South Central Division
Coordinates31.769066, -97.80444
Land / Water Area39.464 mi² land · 0.153 mi² water

02Income & Economics

Distribution of the 230 individual tax returns filed in 76637 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
26.1%
$25K–$50K
26.1%
$50K–$75K
17.4%
$75K–$100K
8.7%
$100K–$200K
21.7%
$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 76637's IRS income metrics, 2020–2022.

Median income (2021→2022)
$47,917
▲ 15.0%
Filers earning $200K+
0.0%
▲ 0.0 pt
Total filers
230
▼ 4.2%
GET /zipc/v2/zipcodes/76637/soi?year=… $40K 2020 $42K 2021 $48K 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 76637 ZCTA.

2000
608
 
2010
536
▼ -11.8%
2020
485
▼ -9.5%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number482110
City AliasesCranfills Gap

06Frequently Asked Questions

What county is ZIP code 76637 in?

ZIP code 76637 is in Bosque County, Texas (county FIPS code 48035).

What city is ZIP code 76637?

The primary USPS city for 76637 is Cranfills Gap, TX.

What is the population of ZIP code 76637?

The 2020 Census population of 76637 was 485 residents.

What is the median income in ZIP code 76637?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 76637 is about $47,917. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.