Thornton ZIP Codes — Limestone County, TX

There is one unique ZIP code in Thornton, Texas and it is 76687. Area code: 254.

ZIP codes

131.58

sq mi land

6.03

sq mi water

254

area code

Thornton, TX ZIP code map

About Thornton, TX

Thornton is a small yet charming city located in Limestone County, Texas. Known for its serene rural lifestyle, it offers residents a tight-knit community atmosphere. Its location provides easy access to nearby cities while maintaining a peaceful environment for living.

Location & geography

Thornton is situated in the central part of Texas and spans a land area of 131.58 square miles, complemented by a water area of 6.03 square miles. It is bordered by several cities, including Mexia, which is approximately 12 miles to the east, and Groesbeck, about 10 miles to the northwest. The terrain is predominantly flat, reflecting the typical landscape found throughout Limestone County.

Community & economy

The character of Thornton is defined by its friendly residents and a strong sense of community. While it's primarily a rural area, the local economy is supported by agriculture and small businesses that cater to the needs of the community. Daily life in Thornton centers around community events and a slower pace, making it an ideal place for those seeking tranquility.

Transportation

Thornton is accessible via several highways, including U.S. Highway 84, which connects to larger cities in the region. The nearest major airport is located in Waco, which is approximately 30 miles to the southwest, providing additional connectivity for residents and visitors. There is limited public transit in the area, with transportation primarily relying on personal vehicles.

History

Thornton was founded in the late 19th century and has remained a small, close-knit community ever since. Historically, the area has been characterized by agricultural developments, along with key roles in the local economy. Notable events often revolve around community gatherings and celebrations that highlight the city's heritage.

Did you know?

A little-known fact about Thornton is that it is named after an early local settler, making it a site of historical significance in the region. Additionally, its rural charm attracts visitors looking for a peaceful getaway in the heart of Texas.

ZIP codes for Thornton, TX (1)

ZIP code	City	County	Map
76687	Thornton	Limestone	View map

Demographics & statistics

1,741

Population

61.7

Median age

$67,720

Median household income

$34,142

Per capita income

$249,300

Median home value

$889

Median monthly rent

87.8%

Home ownership

8.6%

Poverty rate

4.9%

Unemployment

1,150

Housing units

21.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

155

45–54

144

55–59

127

60–64

118

232

65–74

215

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	186	10.7%
18 and over	1,555	89.3%
65 and over	651	37.4%
Median age	61.7 years

Race & ethnicity

White 90%

Two or more races 4.6%

Hispanic or Latino 3.2%

Black or African American 2.2%

Group	Count	%
White	1,618	90%
Two or more races	83	4.6%
Hispanic or Latino	57	3.2%
Black or African American	40	2.2%

Household income

Under $10k 3.3%

$10k–$15k 8.4%

$15k–$25k 6.0%

$25k–$35k 10.6%

$35k–$50k 9.1%

$50k–$75k 25.3%

$75k–$100k 10.1%

$100k–$150k 15.3%

$150k–$200k 6.7%

$200k+ 5.3%

Range	% of households
Under $10k	3.3%
$10k–$15k	8.4%
$15k–$25k	6.0%
$25k–$35k	10.6%
$35k–$50k	9.1%
$50k–$75k	25.3%
$75k–$100k	10.1%
$100k–$150k	15.3%
$150k–$200k	6.7%
$200k+	5.3%
Median income	$67,720

Housing

Home values

Under $50k 8.9%

$50k–$100k 18.9%

$100k–$150k 10.7%

$150k–$200k 2.0%

$200k–$300k 26.9%

$300k–$500k 27.2%

$500k–$1M 5.3%

Housing overview

Metric	Value
Median home value	$249,300
Median rent / month	$889
Owner occupied	87.8%
Renter occupied	12.2%
Vacant	36.2%
Single-family detached	78.4%
Large apartment buildings	0.0%
Mobile homes	21.6%
Median rooms	5.6
Avg household size (owned)	2.09

Year built

Era	%
2020 or later	0.0%
2010–2019	13.1%
2000–2009	21.6%
1990–1999	13.8%
1980–1989	20.4%
1970–1979	7.5%
1960–1969	6.5%
1950–1959	3.6%
1940–1949	7.6%
1939 or earlier	5.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.6%
1 bedroom	4.4%
2 bedrooms	25.7%
3 bedrooms	49.2%
4 bedrooms	20.1%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	7.0%
1 vehicle	22.9%
2 vehicles	28.9%
3 or more	41.1%

Heating fuel

Fuel type	%
Utility gas	11.6%
Electricity	72.5%
Propane / LP gas	12.1%
Wood	3.9%

Households & families

Household type	Count	%
Married-couple family	530	66.7%
Cohabiting couple	36	4.5%
Male householder, no spouse	89	11.2%
Female householder, no spouse	140	17.6%
Households with children under 18	113	14.2%
Households with seniors (65+)	419	52.7%
Average household size	2.19

Marital status

Status	Male	Female
Never married	19.8%	9.1%
Married	64.8%	69.6%
Separated	0.0%	1.9%
Widowed	2.0%	13.4%
Divorced	13.4%	6.0%

Education

Less than 9th grade 2.1%

Some HS, no diploma 5.4%

HS graduate 37.5%

Some college, no degree 22.0%

Associate's degree 11.8%

Bachelor's degree 16.0%

Graduate / professional 5.3%

Metric	%
HS diploma or higher	92.6%
Bachelor's or higher	21.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	12	5.5%
Kindergarten	0	0.0%
Elementary school	28	12.9%
High school	128	59.0%
College / grad school	49	22.6%

Employment

Industry of employment

Agriculture & mining 16.3%

Construction 15.2%

Education & healthcare 11.6%

Retail trade 10.4%

Other services 9.8%

Wholesale trade 9.5%

Transportation & utilities 9.1%

Public administration 6.3%

Finance & real estate 4.5%

Manufacturing 3.6%

Professional & management 3.0%

Arts, food & hospitality 0.7%

Occupation

Category	%
Management, business & arts	20.8%
Service	15.0%
Sales & office	26.1%
Natural resources & construction	15.0%
Production & transportation	23.1%

Employment type

Type	%
Private sector	67.8%
Government	24.9%
Self-employed	7.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	90.3%
Carpool	1.3%
Public transit	0.0%
Walk	0.5%
Other means	0.5%
Avg commute (minutes)	33.0

Poverty

All people 8.6%

Under 18 years 0.0%

18 and over 9.6%

Married-couple families 2.3%

Female-led households 100.0%

Income support

Source	% of households
Social Security	71.3%
Retirement income	48.7%
Supplemental Security	7.8%
Cash public assistance	0.0%
Food stamps / SNAP	4.0%

Health indicators

Condition	%
High blood pressure	42.6%
High cholesterol	41.5%
Heart disease	9.5%
Stroke	4.2%
Asthma	9.5%
Arthritis	31.2%
Kidney disease	3.8%
Pulmonary disease	10.2%
Cancer	8.5%

Behavior / access	%
Binge drinking	16.2%
No physical activity	27.2%
Less than 7 hrs sleep	33.4%
Fair or poor health	19.8%
Poor mental health	15.2%
Poor physical health	13.9%
No health insurance	22.0%
Visited doctor (checkup)	73.9%
Visited dentist	53.8%
Cholesterol screening	91.0%
Teeth loss	16.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	132	8.5%

Disability	%
Any disability	31.7%
Under 18	9.7%
18–64 years	32.9%
65 and over	36.4%

Health insurance coverage

Type	%
Private insurance	76.7%
Public insurance	50.0%
Uninsured under 19	3.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,708	98.1%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,741	100.0%
Born in same state	1,741	100.0%
Born in different state	1,381	79.3%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	270	15.5%
French	237	13.6%
Arab	62	3.6%

Ancestry	Count	%
English	25	1.4%
Polish	2	0.1%

Technology access

Metric	% of households
Computer access	45.7%
Internet access	86.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Thornton, TX have?

Thornton, TX has one ZIP code: 76687. Each ZIP code serves a distinct delivery area within the city and surrounding region.