US ZIP Code
77331

Coldspring, TX

San Jacinto County  ·  Texas

● Active
👥 7,348 Population ↓ 8% since 2019
💰 $50,321 Median HH Income
▼ 34% below avg ↑ 15% since 2019
🎂 51.1 Median Age ↓ 3% since 2019
🏠 $226,400 Median Home Value
▼ 19% below avg ↑ 62% since 2019
🎓 23.1% College Grads
▼ 40% below avg
📊 13.1% Unemployment
▲ 167% above avg ↑ 102% since 2019
ZIP Code Details
ZIP Code77331
CityColdspring
StateTexas (TX)
CountySan Jacinto County
Area Code936
Elevation350 ft
Latitude30.617698
Longitude-95.184377
TimezoneChicago (DST)
FIPS48407
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 48.5% (3,564) Female 51.5% (3,784) ♀

Race & Ethnicity

White: 77.8%Hispanic: 4.2%Black: 12.9%Other: 5.2%Race
White77.8%
Hispanic4.2%
Black12.9%
Other5.2%

Age Breakdown

Under 5
4%
5–17
10%
18–24
6%
25–44
21%
45–64
28%
65+
13%

Key Indicators

Median Age51.1 yrs ↓ 3% since 2019
Avg Household Size2.21
Below Poverty15.1% ▲ 51% above avg
College Grads23.1% ▼ 40% below avg
Unemployment13.1% ▲ 167% above avg
No HS Diploma153 (3%)
HS Graduate2,108 (41.6%)
Some College828 (16.3%)
Associates808 (15.9%)
Bachelors201 (4%)
Graduate Degree972 (19.2%)

Education

No HS: 3%HS Grad: 41.6%Some College: 16.3%Associates: 15.9%Bachelors: 4%Graduate: 19.2%Edu
No HS3.0%
HS Grad41.6%
Some College16.3%
Associates15.9%
Bachelors4.0%
Graduate19.2%
Housing & Income

Housing Tenure

Owner: 85.2%Renter: 14.8%Tenure
Owner85.2%
Renter14.8%

Home Value Distribution

Under $50k
12%
$50k–100k
14%
$100k–150k
15%
$150k–200k
7%
$200k–300k
22%
$300k–500k
18%
Over $500k
12%

Financials

Median HH Income$50,321 ▼ 34% below avg ↑ 15% since 2019
Median Home Value$226,400 ▼ 19% below avg ↑ 62% since 2019
Home/Income Ratio4.5x (nat avg ~3.5x)
Median Rent$922/mo ↑ 16% since 2019
Total Units4,992
Vacant Units1,704
Avg HH Size2.21

Income Distribution

Under $25k
22%
$25k–50k
25%
$50k–75k
15%
$75k–100k
13%
$100k–150k
12%
$150k–200k
6%
Over $200k
8%
Employment & Commute

How People Get to Work

Drove Alone
86%
Public Transit
1%
Walked
4%
Work From Home
9%

Commute Time

Under 15 min
18%
15–30 min
23%
30–45 min
20%
Over 45 min
39%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
3%
1960s–1970s
16%
1980s–1990s
19%
2000+
60%

Summary

Total Units4,992
Vacant1,704
Owner Occupied85.2%
Renter Occupied14.8%
Avg HH Size2.21
Frequently Asked Questions
ZIP code 77331 is in Coldspring, TX, in San Jacinto County.
ZIP code 77331 is located in Texas (TX).
ZIP code 77331 is in San Jacinto County, TX.
ZIP 77331 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 77331 is 7,348 people (ACS 2023).
The median household income in ZIP code 77331 is $50,321 (ACS 2023).
The median home value in ZIP 77331 is $226,400 (ACS 2023).
About ZIP Code 77331

ZIP code 77331 is located in Coldspring, Texas, within San Jacinto County. With a population of 7,348, this is a lightly populated ZIP code with a mature community — the median age is 51.1 years. Economically, 77331 is a working-class ZIP code: the median household income of $50,321 is below the national average.

Real estate in ZIP code 77331 represents an affordable housing market. The median home value of $226,400 is below the national average. Renters can expect to pay around $922 per month in median rent. Homeownership is strong here — 85.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 62% since 2019.

The population of 77331 is primarily White (77.75%). Residents are less-educated — 23.1% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 15.1%. Household income has grown by 15% since 2019.

The unemployment rate in 77331 stands at 13.1%, which is more than double the national average. As in most parts of the country, driving alone is the dominant commute mode at 78%.

Overall, ZIP code 77331 in Coldspring, TX is characterized as working-class, less-educated, a mature community, and predominantly owner-occupied. With 7,348 residents, a median household income of $50,321, and a median home value of $226,400, it offers a clear picture of life in this part of Texas.