77833 ZIP Code — Brenham, TX

Washington County, Texas

ZIP code 77833 is located in Brenham, Texas, within Washington County. It covers approximately 313.23 square miles and serves a population of 28,884 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 979.

About ZIP code 77833

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $232,100. Owner-occupancy sits near the national average at 71%.

The gap between median ($63,474) and mean household income suggests income inequality — a small number of higher earners pull the average up. 38% 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. The average commute of 20 minutes is near the national average.

Educational attainment is near the national average, with 29% of residents holding a bachelor's degree or higher.

28,884

population

313.23

sq mi land

Standard

ZIP type

Central (CT)

timezone

77833 ZIP code map

Cities in ZIP code 77833

Below are the cities the US Postal Service accepts for ZIP code 77833. Using any city not on this list may result in mail delivery delays.

City	Status
Brenham	Acceptable
Brenham	Preferred

Nearby ZIP codes

77426 Chappell Hill (9.2 mi) 77880 Washington (12.7 mi) 78931 Bleiblerville (13.2 mi) 78944 Industry (15.8 mi) 77418 Bellville (16.3 mi) 77835 Burton (16.5 mi) 77879 Somerville (17.3 mi) 78932 Carmine (19.9 mi)

Demographics updated 06/2026

Population
Total population	28,884
Population density	92 / sq mi
State FIPS	48
County FIPS	477

Geography
Land area	313.23 sq mi
Water area	6.41 sq mi
Latitude	30.2022
Longitude	-96.3707
Timezone	Central (CT)
Area code	979

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.6%	42.1%	39.5%
$50k – $100k	33.3%	31.6%	30.1%
$100k – $200k	17.3%	18.6%	22.6%
Over $200k	6.8%	7.7%	7.8%

Demographics & statistics

28,884

Population

People per sq mi

40.1

Median age

$63,474

Median household income

$37,142

Per capita income

$232,100

Median home value

$985

Median monthly rent

70.5%

Home ownership

13.4%

Poverty rate

3.1%

Unemployment

9,582

Housing units

28.7%

Bachelor's or higher

Age distribution

Male Female

757

Under 5

791

972

5–9

1,016

911

10–14

953

1,285

15–19

1,345

1,092

20–24

1,143

1,331

25–34

1,393

1,418

35–44

1,483

1,661

45–54

1,737

747

55–59

781

1,121

60–64

1,173

1,526

65–74

1,597

958

75–84

1,002

338

85+

353

← Male

Female →

Age summary

Group	Count	%
Under 18	6,437	22.3%
18 and over	22,447	77.7%
65 and over	5,774	20.0%
Median age	40.1 years

Race & ethnicity

White 65%

Black or African American 16.2%

Hispanic or Latino 8.4%

Two or more races 6.6%

Other race 2.7%

Asian 0.7%

American Indian / Alaska Native 0.3%

Group	Count	%
White	20,507	65%
Black or African American	5,112	16.2%
Hispanic or Latino	2,662	8.4%
Two or more races	2,084	6.6%
Other race	859	2.7%
Asian	234	0.7%
American Indian / Alaska Native	88	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.6%	42.1%	39.5%
$50k – $100k	33.3%	31.6%	30.1%
$100k – $200k	17.3%	18.6%	22.6%
Over $200k	6.8%	7.7%	7.8%

Under $10k 3.1%

$10k–$15k 8.1%

$15k–$25k 6.9%

$25k–$35k 8.0%

$35k–$50k 13.4%

$50k–$75k 17.5%

$75k–$100k 15.4%

$100k–$150k 14.6%

$150k–$200k 4.9%

$200k+ 8.0%

Range	% of households
Under $10k	3.1%
$10k–$15k	8.1%
$15k–$25k	6.9%
$25k–$35k	8.0%
$35k–$50k	13.4%
$50k–$75k	17.5%
$75k–$100k	15.4%
$100k–$150k	14.6%
$150k–$200k	4.9%
$200k+	8.0%
Median income	$63,474

Housing

Home values

Under $50k 5.7%

$50k–$100k 7.8%

$100k–$150k 12.8%

$150k–$200k 14.1%

$200k–$300k 23.2%

$300k–$500k 21.2%

$500k–$1M 10.2%

$1M+ 5.1%

Housing overview

Metric	Value
Median home value	$232,100
Median rent / month	$985
Owner occupied	70.5%
Renter occupied	29.5%
Vacant	12.1%
Single-family detached	73.5%
Large apartment buildings	4.8%
Mobile homes	9.2%
Median rooms	5.4
Avg household size (owned)	2.47

Year built

Era	%
2020 or later	1.2%
2010–2019	13.1%
2000–2009	16.1%
1990–1999	14.9%
1980–1989	13.0%
1970–1979	16.3%
1960–1969	7.1%
1950–1959	6.5%
1940–1949	4.3%
1939 or earlier	7.5%

Bedrooms

Size	% of units
No bedroom (studio)	3.9%
1 bedroom	6.2%
2 bedrooms	26.2%
3 bedrooms	51.7%
4 bedrooms	9.6%
5+ bedrooms	2.3%

Vehicles per household

Vehicles	% of households
No vehicle	6.0%
1 vehicle	34.6%
2 vehicles	33.8%
3 or more	25.7%

Heating fuel

Fuel type	%
Utility gas	20.8%
Electricity	66.0%
Propane / LP gas	11.5%
Wood	0.3%
No fuel used	1.2%

Households & families

Household type	Count	%
Married-couple family	5,518	48.5%
Cohabiting couple	473	4.2%
Male householder, no spouse	2,152	18.9%
Female householder, no spouse	3,230	28.4%
Households with children under 18	2,904	25.5%
Households with seniors (65+)	4,123	36.3%
Average household size	2.33

Marital status

Status	Male	Female
Never married	35.1%	29.1%
Married	51.6%	48.1%
Separated	1.4%	1.3%
Widowed	3.3%	8.6%
Divorced	8.6%	12.9%

Education

Less than 9th grade 4.2%

Some HS, no diploma 7.0%

HS graduate 29.2%

Some college, no degree 22.3%

Associate's degree 8.5%

Bachelor's degree 19.8%

Graduate / professional 8.9%

Metric	%
HS diploma or higher	88.8%
Bachelor's or higher	28.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	617	7.8%
Kindergarten	457	5.7%
Elementary school	3,077	38.7%
High school	1,374	17.3%
College / grad school	2,432	30.6%

Employment

Industry of employment

Education & healthcare 23.3%

Retail trade 13.3%

Construction 9.8%

Manufacturing 9.1%

Professional & management 8.0%

Arts, food & hospitality 7.5%

Other services 6.3%

Finance & real estate 5.3%

Public administration 5.2%

Agriculture & mining 4.2%

Transportation & utilities 3.9%

Wholesale trade 2.9%

Information 1.2%

Occupation

Category	%
Management, business & arts	36.9%
Service	18.8%
Sales & office	19.4%
Natural resources & construction	13.7%
Production & transportation	11.1%

Employment type

Type	%
Private sector	72.9%
Government	19.0%
Self-employed	7.9%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	78.2%
Carpool	8.6%
Public transit	0.0%
Walk	3.5%
Work from home	7.3%
Other means	2.5%
Avg commute (minutes)	20.2

Poverty

All people 13.4%

Under 18 years 16.9%

18 and over 12.3%

Married-couple families 5.4%

Female-led households 29.5%

Income support

Source	% of households
Social Security	38.3%
Retirement income	24.2%
Supplemental Security	4.4%
Cash public assistance	2.7%
Food stamps / SNAP	11.5%

Health indicators

Condition	%
Obesity	34.3%
High blood pressure	37.7%
High cholesterol	35.8%
Diabetes	12.3%
Heart disease	7.5%
Stroke	3.6%
Asthma	9.5%
Arthritis	25.4%
Kidney disease	3.3%
Pulmonary disease	7.8%
Cancer	7.1%

Behavior / access	%
Smoking	17.8%
Binge drinking	17.2%
No physical activity	25.3%
Less than 7 hrs sleep	33.6%
Depression	21.7%
Fair or poor health	17.9%
Poor mental health	15.4%
Poor physical health	11.9%
No health insurance	24.5%
Visited doctor (checkup)	73.0%
Visited dentist	54.7%
Cholesterol screening	89.1%
Teeth loss	15.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,460	6.5%

Disability	%
Any disability	14.1%
Under 18	4.1%
18–64 years	11.5%
65 and over	33.1%

Health insurance coverage

Type	%
Private insurance	68.6%
Public insurance	34.9%
No insurance	12.9%
Uninsured under 19	12.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	27,336	94.6%
Spanish	1,102	4.0%
Other Indo-European	1,072	3.9%
Asian & Pacific Islander	6	0.0%
Other languages	24	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	27,446	95.0%
Born in same state	27,306	94.5%
Born in different state	22,453	77.7%
Foreign born	140	0.5%
Naturalized citizen	1,438	5.0%
Not a US citizen	506	35.2%

Ancestry

Ancestry	Count	%
Italian	2,291	7.9%
French	1,937	6.7%
Arab	1,574	5.4%
Polish	134	0.5%
Irish	122	0.4%

Ancestry	Count	%
English	118	0.4%
German	63	0.2%
Dutch	34	0.1%
Norwegian	4	0%

Technology access

Metric	% of households
Computer access	39.4%
Internet access	88.2%

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

Frequently asked questions about ZIP code 77833

What city is ZIP code 77833 in?

ZIP code 77833 is primarily assigned to Brenham, Texas.

What county is ZIP code 77833 in?

ZIP code 77833 falls within Washington County, Texas.

Does ZIP code 77833 have a large retiree population?

38% of households in ZIP code 77833 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 77833?

ZIP code 77833 has an estimated population of 28,884 residents, with a density of 92 people per square mile.

What is the median household income in ZIP code 77833?

The median household income in ZIP code 77833 is $63,474, below the national median of ~$75,000.

What is the typical home value in ZIP code 77833?

The median home value in ZIP code 77833 is $232,100.

What timezone is ZIP code 77833 in?

ZIP code 77833 observes the CST timezone.