77831 ZIP Code — Bedias, TX

Grimes County, Texas

ZIP code 77831 is located in Bedias, Texas, within Grimes County. It covers approximately 226.75 square miles and serves a population of 3,095 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 936.

About ZIP code 77831

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $113,000. Owner-occupancy is high at 91%, well above the national average.

Median household income is $58,250. Poverty affects 18% of residents, above the national average. 40% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. An above-average commute of 39 minutes suggests many residents work outside the immediate area.

College attainment at 17% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (23%) compared to national benchmarks. 23% of residents lack health insurance, above the national average.

Overall, ZIP code 77831 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, and a significant Social Security-dependent population.

3,095

population

226.75

sq mi land

Standard

ZIP type

Central (CT)

timezone

77831 ZIP code map

Cities in ZIP code 77831

Below are the cities the US Postal Service accepts for ZIP code 77831. Using any city not on this list may result in mail delivery delays.

City	Status
Bedias	Acceptable
Bedias	Preferred

Nearby ZIP codes

77861 Iola (9.2 mi) 77830 Anderson (13.5 mi) 77873 Richards (13.8 mi) 77864 Madisonville (16.5 mi) 77872 North Zulch (17.1 mi) 75852 Midway (19.8 mi)

Demographics updated 07/2026

Population
Total population	3,095
Population density	14 / sq mi
State FIPS	48
County FIPS	185

Geography
Land area	226.75 sq mi
Water area	2.34 sq mi
Latitude	30.7347
Longitude	-95.9238
Timezone	Central (CT)
Area code	936

Total population by age

Gender

Race & ethnicity

Economics updated 07/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	54.1%	43.1%	39.5%
$50k – $100k	24.6%	29.7%	30.1%
$100k – $200k	16.9%	22.4%	22.6%
Over $200k	4.3%	4.9%	7.8%

Demographics & statistics

3,095

Population

People per sq mi

50.3

Median age

$58,250

Median household income

$30,511

Per capita income

$113,000

Median home value

$934

Median monthly rent

91.3%

Home ownership

18.4%

Poverty rate

1.5%

Unemployment

1,709

Housing units

17.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

104

106

5–9

123

10–14

102

15–19

20–24

138

25–34

160

141

35–44

162

165

45–54

191

130

55–59

150

132

60–64

152

228

65–74

264

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	701	22.6%
18 and over	2,394	77.4%
65 and over	712	23.0%
Median age	50.3 years

Race & ethnicity

White 83%

Black or African American 10.4%

Two or more races 3.9%

Hispanic or Latino 2.3%

American Indian / Alaska Native 0.4%

Group	Count	%
White	2,629	83%
Black or African American	329	10.4%
Two or more races	125	3.9%
Hispanic or Latino	72	2.3%
American Indian / Alaska Native	12	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	54.1%	43.1%	39.5%
$50k – $100k	24.6%	29.7%	30.1%
$100k – $200k	16.9%	22.4%	22.6%
Over $200k	4.3%	4.9%	7.8%

Under $10k 10.2%

$10k–$15k 0.9%

$15k–$25k 6.3%

$25k–$35k 16.3%

$35k–$50k 11.4%

$50k–$75k 14.0%

$75k–$100k 10.1%

$100k–$150k 17.6%

$150k–$200k 4.7%

$200k+ 8.4%

Range	% of households
Under $10k	10.2%
$10k–$15k	0.9%
$15k–$25k	6.3%
$25k–$35k	16.3%
$35k–$50k	11.4%
$50k–$75k	14.0%
$75k–$100k	10.1%
$100k–$150k	17.6%
$150k–$200k	4.7%
$200k+	8.4%
Median income	$58,250

Housing

Home values

Under $50k 23.6%

$50k–$100k 22.9%

$100k–$150k 14.8%

$150k–$200k 10.6%

$200k–$300k 5.1%

$300k–$500k 16.5%

$500k–$1M 6.6%

Housing overview

Metric	Value
Median home value	$113,000
Median rent / month	$934
Owner occupied	91.3%
Renter occupied	8.7%
Vacant	35.7%
Single-family detached	73.3%
Large apartment buildings	0.0%
Mobile homes	22.4%
Median rooms	5.0
Avg household size (owned)	2.52

Year built

Era	%
2020 or later	1.5%
2010–2019	12.2%
2000–2009	11.8%
1990–1999	34.5%
1980–1989	19.3%
1970–1979	5.1%
1960–1969	5.7%
1950–1959	3.4%
1940–1949	0.8%
1939 or earlier	5.6%

Bedrooms

Size	% of units
No bedroom (studio)	2.9%
1 bedroom	6.2%
2 bedrooms	36.8%
3 bedrooms	37.7%
4 bedrooms	15.8%
5+ bedrooms	0.6%

Vehicles per household

Vehicles	% of households
No vehicle	16.0%
1 vehicle	25.0%
2 vehicles	27.1%
3 or more	32.0%

Heating fuel

Fuel type	%
Utility gas	1.7%
Electricity	78.6%
Propane / LP gas	15.0%
Fuel oil	3.5%
Wood	0.9%

Households & families

Household type	Count	%
Married-couple family	527	45.3%
Cohabiting couple	41	3.5%
Male householder, no spouse	275	23.6%
Female householder, no spouse	321	27.6%
Households with children under 18	225	19.3%
Households with seniors (65+)	473	40.6%
Average household size	2.66

Marital status

Status	Male	Female
Never married	17.9%	23.9%
Married	53.5%	46.1%
Separated	2.9%	0.5%
Widowed	5.4%	10.4%
Divorced	20.3%	19.1%

Education

Less than 9th grade 2.6%

Some HS, no diploma 4.1%

HS graduate 39.0%

Some college, no degree 26.6%

Associate's degree 10.5%

Bachelor's degree 8.3%

Graduate / professional 9.0%

Metric	%
HS diploma or higher	93.3%
Bachelor's or higher	17.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	131	18.6%
Kindergarten	11	1.6%
Elementary school	372	52.9%
High school	117	16.6%
College / grad school	72	10.2%

Employment

Industry of employment

Education & healthcare 24.5%

Construction 13.3%

Public administration 11.2%

Arts, food & hospitality 10.8%

Manufacturing 10.5%

Retail trade 10.4%

Transportation & utilities 6.7%

Agriculture & mining 4.0%

Other services 4.0%

Professional & management 2.1%

Finance & real estate 1.8%

Information 0.8%

Occupation

Category	%
Management, business & arts	34.5%
Service	20.1%
Sales & office	20.1%
Natural resources & construction	11.8%
Production & transportation	13.5%

Employment type

Type	%
Private sector	74.0%
Government	19.8%
Self-employed	6.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	84.6%
Carpool	8.6%
Public transit	0.0%
Walk	0.0%
Work from home	6.9%
Other means	0.0%
Avg commute (minutes)	38.9

Poverty

All people 18.4%

Under 18 years 32.2%

18 and over 14.4%

Married-couple families 1.7%

Female-led households 40.0%

Income support

Source	% of households
Social Security	40.0%
Retirement income	29.6%
Supplemental Security	6.0%
Cash public assistance	2.2%
Food stamps / SNAP	17.0%

Health indicators

Condition	%
Obesity	39.7%
High blood pressure	40.6%
High cholesterol	38.0%
Diabetes	14.4%
Heart disease	8.6%
Stroke	4.1%
Asthma	10.0%
Arthritis	28.4%
Kidney disease	3.7%
Pulmonary disease	9.8%
Cancer	7.0%

Behavior / access	%
Smoking	23.1%
Binge drinking	17.2%
No physical activity	28.7%
Less than 7 hrs sleep	35.7%
Depression	23.8%
Fair or poor health	21.3%
Poor mental health	16.7%
Poor physical health	14.3%
No health insurance	24.5%
Visited doctor (checkup)	73.0%
Visited dentist	48.9%
Cholesterol screening	88.8%
Teeth loss	18.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	239	10.0%

Disability	%
Any disability	19.1%
Under 18	6.0%
18–64 years	15.9%
65 and over	39.6%

Health insurance coverage

Type	%
Private insurance	51.4%
Public insurance	39.7%
No insurance	23.1%
Uninsured under 19	18.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,901	93.7%
Spanish	19	0.7%
Other Indo-European	18	0.6%
Asian & Pacific Islander	0	0.0%
Other languages	1	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,075	99.4%
Born in same state	3,017	97.5%
Born in different state	2,437	78.7%
Foreign born	58	1.9%
Naturalized citizen	20	0.6%
Not a US citizen	16	80.0%

Ancestry

Ancestry	Count	%
French	296	9.6%
Italian	159	5.1%
English	84	2.7%

Ancestry	Count	%
Arab	80	2.6%
Polish	11	0.4%
German	7	0.2%

Technology access

Metric	% of households
Computer access	37.6%
Internet access	83.7%

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

Frequently asked questions about ZIP code 77831

What city is ZIP code 77831 in?

ZIP code 77831 is primarily assigned to Bedias, Texas.

What county is ZIP code 77831 in?

ZIP code 77831 falls within Grimes County, Texas.

Is ZIP code 77831 mostly owner-occupied?

91% of occupied units in ZIP code 77831 are owner-occupied, well above the national average.

What is the poverty rate in ZIP code 77831?

18% of residents in ZIP code 77831 live below the poverty line, above the national average.

Does ZIP code 77831 have a large retiree population?

40% of households in ZIP code 77831 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 77831?

The median home value in ZIP code 77831 is $113,000.

What timezone is ZIP code 77831 in?

ZIP code 77831 observes the CST timezone.