ZIP Code Tabulation Area · Texas

ZIP Code 76666: Hill County, TX

ZIP Code 76666 (Hill County, Texas) has an estimated 261 residents in 86 households. The median household income is —, the median home value is $93,000 and the median gross rent is —. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Some estimates have a large margin of error. 4 figures for this ZIP (bachelor's or higher, owner-occupied, commute, work from home) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

261

Margin of error ±104

Median household income

—

Margin of error not available

Median home value

$93,000

Margin of error ±$36,317

Median gross rent

—

Margin of error not available

Median age

30.5 yrs

Margin of error ±0.6 yrs

Mean travel time to work

42.5 min*

Margin of error ±28.8 min· estimate has a large margin of error

How ZIP 76666 compares with Texas and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 7666630.5 yrsTexas35.6 yrsUnited States38.9 yrs

Median household income

ZIP 76666—Texas$78,476United States$80,734

Per capita income

ZIP 76666$23,675Texas$40,752United States$44,673

Poverty rate

ZIP 766664.8%Texas13.8%United States12.5%

Unemployment rate

ZIP 766661.5%Texas5.3%United States5.2%

Bachelor's degree or higher

ZIP 766668.0%*Texas33.8%United States35.7%

Median home value

ZIP 76666$93,000Texas$283,800United States$332,700

Median gross rent

ZIP 76666—Texas$1,403/moUnited States$1,413/mo

Owner-occupied homes

ZIP 7666657.0%*Texas62.6%United States65.2%

Mean travel time to work

ZIP 7666642.5 min*Texas26.7 minUnited States26.4 min

Worked from home

ZIP 766660.0%*Texas14.4%United States15.1%

All figures for ZIP 76666

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 76666 — ACS 2020–2024 5-year estimates
Measure	ZIP 76666	Margin of error	Texas	United States
Total population	261	±104	30,188,424	334,922,499
Median age	30.5 yrs	±0.6 yrs	35.6 yrs	38.9 yrs
Households	86	±35	10,992,816	129,227,496
Median household income	—	—	$78,476	$80,734
Per capita income	$23,675	±$4,617	$40,752	$44,673
Poverty rate	4.8%	±4.9 pts	13.8%	12.5%
Unemployment rate	1.5%	±2.2 pts	5.3%	5.2%
Bachelor's degree or higher	8.0%*	±10.1 pts	33.8%	35.7%
Median home value	$93,000	±$36,317	$283,800	$332,700
Median gross rent	—	—	$1,403/mo	$1,413/mo
Owner-occupied homes	57.0%*	±32.0 pts	62.6%	65.2%
Mean travel time to work	42.5 min*	±28.8 min	26.7 min	26.4 min
Worked from home	0.0%*	±11.7 pts	14.4%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 76666
Group	ZIP 76666	Texas	United States
White alone, not Hispanic or Latino	84.3%	39.1%	57.4%
Black or African American alone, not Hispanic or Latino	0.0%	11.9%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.1%	0.5%
Asian alone, not Hispanic or Latino	0.0%	5.5%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.1%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.4%	0.6%
Two or more races, not Hispanic or Latino	0.4%	3.1%	4.3%
Hispanic or Latino (of any race)	15.3%	39.7%	19.3%

Where ZIP 76666 is

State: Texas
Main county: Hill County— also overlaps Navarro County
Largest overlapping place: Mertens (2% of the ZIP's land area)
Land area: 28.09 sq mi· about 9 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Hill County

76055 Hill County, TX 76621 Hill County, TX 76622 Hill County, TX 76627 Hill County, TX 76628 Hill County, TX 76631 Hill County, TX 76636 Hill County, TX 76645 Hill County, TX 76648 Hill County, TX 76650 Hill County, TX 76660 Hill County, TX 76673 Hill County, TX 76676 Hill County, TX 76692 Hill County, TX

See every ZIP code in Texas, or compare ZIP 76666 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.