77523 ZIP Code — Baytown, TX
Chambers County, Texas
ZIP code 77523 is located in Baytown, Texas, within Chambers County. It covers approximately 85.19 square miles and serves a population of 27,489 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 346/832.
About ZIP code 77523
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $330,600. Owner-occupancy is high at 83%, well above the national average.
Median household income is $131,444.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 31 minutes is near the national average.
Educational attainment is near the national average, with 28% of residents holding a bachelor's degree or higher.
27,489
population
85.19
sq mi land
Standard
ZIP type
Central (CT)
timezone
77523 ZIP code map
Cities in ZIP code 77523
Below are the cities the US Postal Service accepts for ZIP code 77523. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Baytown | Acceptable |
| Baytown | Preferred |
Nearby ZIP codes
77520 Baytown (5.4 mi)
77520 Baytown (5.4 mi)
77520 Baytown (5.4 mi)
77520 Baytown (5.4 mi)
77521 Baytown (6.1 mi)
77521 Baytown (6.1 mi)
77521 Baytown (6.1 mi)
77521 Baytown (6.1 mi)
77571 La Porte (6.8 mi)
77571 La Porte (6.8 mi)
77562 Highlands (9.8 mi)
77562 Highlands (9.8 mi)
Demographics
updated 06/2026
| Population | |
|---|---|
| Total population | 27,489 |
| Population density | 323 / sq mi |
| State FIPS | 48 |
| County FIPS | 071 |
| Geography | |
|---|---|
| Land area | 85.19 sq mi |
| Water area | 10.76 sq mi |
| Latitude | 29.7177 |
| Longitude | -94.9422 |
| Timezone | Central (CT) |
| Area code | 346/832 |
Total population by age
Gender
Race & ethnicity
Economics
updated 06/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 22.8% | 31.6% | 39.5% |
| $50k – $100k | 14.3% | 19.4% | 30.1% |
| $100k – $200k | 43.3% | 36.0% | 22.6% |
| Over $200k | 19.7% | 13.0% | 7.8% |
Demographics & statistics
27,489
Population
323
People per sq mi
33.4
Median age
$131,444
Median household income
$47,922
Per capita income
$330,600
Median home value
$1,366
Median monthly rent
83.0%
Home ownership
10.7%
Poverty rate
7.1%
Unemployment
8,298
Housing units
27.8%
Bachelor's or higher
Age distribution
Male
Female
898
Under 5
852
1,068
5–9
1,012
1,295
10–14
1,227
850
15–19
806
1,047
20–24
993
2,155
25–34
2,042
2,384
35–44
2,260
1,917
45–54
1,818
531
55–59
503
666
60–64
631
980
65–74
929
256
75–84
243
65
85+
61
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 7,609 | 27.7% |
| 18 and over | 19,880 | 72.3% |
| 65 and over | 2,534 | 9.2% |
| Median age | 33.4 years | |
Race & ethnicity
White
68.3%
Hispanic or Latino
10.8%
Black or African American
6.7%
Other race
6.6%
Two or more races
6.6%
Asian
0.9%
American Indian / Alaska Native
0.1%
| Group | Count | % |
|---|---|---|
| White | 21,049 | 68.3% |
| Hispanic or Latino | 3,338 | 10.8% |
| Black or African American | 2,069 | 6.7% |
| Other race | 2,030 | 6.6% |
| Two or more races | 2,027 | 6.6% |
| Asian | 282 | 0.9% |
| American Indian / Alaska Native | 32 | 0.1% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 22.8% | 31.6% | 39.5% |
| $50k – $100k | 14.3% | 19.4% | 30.1% |
| $100k – $200k | 43.3% | 36.0% | 22.6% |
| Over $200k | 19.7% | 13.0% | 7.8% |
Under $10k
4.9%
$10k–$15k
2.1%
$15k–$25k
2.8%
$25k–$35k
2.2%
$35k–$50k
7.5%
$50k–$75k
10.0%
$75k–$100k
9.4%
$100k–$150k
23.4%
$150k–$200k
17.7%
$200k+
20.0%
| Range | % of households |
|---|---|
| Under $10k | 4.9% |
| $10k–$15k | 2.1% |
| $15k–$25k | 2.8% |
| $25k–$35k | 2.2% |
| $35k–$50k | 7.5% |
| $50k–$75k | 10.0% |
| $75k–$100k | 9.4% |
| $100k–$150k | 23.4% |
| $150k–$200k | 17.7% |
| $200k+ | 20.0% |
| Median income | $131,444 |
Housing
Home values
Under $50k
3.5%
$50k–$100k
2.3%
$100k–$150k
3.7%
$150k–$200k
3.2%
$200k–$300k
29.4%
$300k–$500k
40.6%
$500k–$1M
17.3%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $330,600 |
| Median rent / month | $1,366 |
| Owner occupied | 83.0% |
| Renter occupied | 17.0% |
| Vacant | 6.1% |
| Single-family detached | 82.4% |
| Large apartment buildings | 1.7% |
| Mobile homes | 10.6% |
| Median rooms | 7.0 |
| Avg household size (owned) | 3.01 |
Year built
| Era | % |
|---|---|
| 2020 or later | 4.0% |
| 2010–2019 | 27.5% |
| 2000–2009 | 36.6% |
| 1990–1999 | 14.9% |
| 1980–1989 | 8.0% |
| 1970–1979 | 4.2% |
| 1960–1969 | 1.8% |
| 1950–1959 | 1.6% |
| 1940–1949 | 1.0% |
| 1939 or earlier | 0.5% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.7% |
| 1 bedroom | 4.8% |
| 2 bedrooms | 9.0% |
| 3 bedrooms | 37.2% |
| 4 bedrooms | 40.4% |
| 5+ bedrooms | 7.9% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 3.4% |
| 1 vehicle | 16.3% |
| 2 vehicles | 48.2% |
| 3 or more | 32.1% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 44.3% |
| Electricity | 50.9% |
| Propane / LP gas | 4.1% |
| No fuel used | 0.1% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 6,161 | 66.4% |
| Cohabiting couple | 837 | 9.0% |
| Male householder, no spouse | 1,108 | 11.9% |
| Female householder, no spouse | 1,171 | 12.6% |
| Households with children under 18 | 4,385 | 47.3% |
| Households with seniors (65+) | 1,846 | 19.9% |
| Average household size | 2.96 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 29.4% | 24.3% |
| Married | 60.0% | 60.7% |
| Separated | 0.8% | 2.2% |
| Widowed | 0.8% | 4.6% |
| Divorced | 9.0% | 8.1% |
Education
Less than 9th grade
2.8%
Some HS, no diploma
4.3%
HS graduate
22.7%
Some college, no degree
31.2%
Associate's degree
11.2%
Bachelor's degree
19.1%
Graduate / professional
8.7%
| Metric | % |
|---|---|
| HS diploma or higher | 92.9% |
| Bachelor's or higher | 27.8% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 222 | 3.0% |
| Kindergarten | 409 | 5.5% |
| Elementary school | 3,035 | 40.9% |
| High school | 1,886 | 25.4% |
| College / grad school | 1,866 | 25.2% |
Employment
Industry of employment
Education & healthcare
17.9%
Manufacturing
15.9%
Construction
15.8%
Arts, food & hospitality
10.0%
Retail trade
9.3%
Professional & management
8.8%
Transportation & utilities
6.0%
Finance & real estate
4.2%
Other services
4.1%
Wholesale trade
3.3%
Public administration
3.2%
Agriculture & mining
1.4%
Information
0.2%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 42.8% |
| Service | 11.0% |
| Sales & office | 16.5% |
| Natural resources & construction | 12.0% |
| Production & transportation | 17.7% |
Employment type
| Type | % |
|---|---|
| Private sector | 81.4% |
| Government | 12.7% |
| Self-employed | 5.8% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 83.1% |
| Carpool | 11.6% |
| Public transit | 0.0% |
| Walk | 0.6% |
| Work from home | 4.4% |
| Other means | 0.3% |
| Avg commute (minutes) | 31.4 |
Poverty
All people
10.7%
Under 18 years
17.4%
18 and over
8.1%
Married-couple families
4.3%
Female-led households
42.4%
Income support
| Source | % of households |
|---|---|
| Social Security | 18.7% |
| Retirement income | 18.7% |
| Supplemental Security | 1.8% |
| Cash public assistance | 2.3% |
| Food stamps / SNAP | 6.6% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 35.0% |
| High blood pressure | 29.8% |
| High cholesterol | 31.2% |
| Diabetes | 8.7% |
| Heart disease | 4.6% |
| Stroke | 2.2% |
| Asthma | 9.1% |
| Arthritis | 19.2% |
| Kidney disease | 2.2% |
| Pulmonary disease | 5.3% |
| Cancer | 4.9% |
| Behavior / access | % |
|---|---|
| Smoking | 17.9% |
| Binge drinking | 21.4% |
| No physical activity | 20.6% |
| Less than 7 hrs sleep | 34.9% |
| Depression | 22.9% |
| Fair or poor health | 13.1% |
| Poor mental health | 15.8% |
| Poor physical health | 9.5% |
| No health insurance | 21.8% |
| Visited doctor (checkup) | 68.8% |
| Visited dentist | 58.7% |
| Cholesterol screening | 88.8% |
| Teeth loss | 11.3% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,698 | 8.6% |
| Disability | % |
|---|---|
| Any disability | 8.2% |
| Under 18 | 11.7% |
| 18–64 years | 5.1% |
| 65 and over | 18.6% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 73.1% |
| Public insurance | 20.4% |
| No insurance | 14.1% |
| Uninsured under 19 | 3.6% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 25,739 | 93.6% |
| Spanish | 905 | 3.5% |
| Other Indo-European | 884 | 3.4% |
| Asian & Pacific Islander | 6 | 0.0% |
| Other languages | 15 | 0.1% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 25,711 | 93.5% |
| Born in same state | 25,186 | 91.6% |
| Born in different state | 19,992 | 72.7% |
| Foreign born | 525 | 1.9% |
| Naturalized citizen | 1,778 | 6.5% |
| Not a US citizen | 867 | 48.8% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 2,718 | 9.9% |
| Italian | 1,975 | 7.2% |
| Arab | 1,668 | 6.1% |
| English | 248 | 0.9% |
| Ancestry | Count | % |
|---|---|---|
| Polish | 231 | 0.8% |
| German | 223 | 0.8% |
| Dutch | 97 | 0.4% |
| Irish | 10 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 33.7% |
| Internet access | 98.2% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 77523
What city is ZIP code 77523 in?
ZIP code 77523 is primarily assigned to Baytown, Texas.
What county is ZIP code 77523 in?
ZIP code 77523 falls within Chambers County, Texas.
Is ZIP code 77523 mostly owner-occupied?
83% of occupied units in ZIP code 77523 are owner-occupied, well above the national average.
What is the median household income in ZIP code 77523?
The median household income in ZIP code 77523 is $131,444, above the national median of ~$75,000.
What is the typical home value in ZIP code 77523?
The median home value in ZIP code 77523 is $330,600.
What is the population of ZIP code 77523?
ZIP code 77523 has an estimated population of 27,489 residents, with a density of 323 people per square mile.
What timezone is ZIP code 77523 in?
ZIP code 77523 observes the CST timezone.