PlainZIP

Tomball, TX · standard

ZIP Code 77377

Harris County, Texas - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

28,708
284/sq mi
$129,327
Median income
$378,200
Median home value
45.6%
Bachelor's or higher

The verdict

Tomball pairs a top-decile household income with upper-quartile home values, in a low-density, homeowner-dominated area.

Top 7%
household income, US ZIPs
Top 23%
home value, US ZIPs
284
people per sq mi
84%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 77377 against every reporting US ZIP.

ZIP code 77377 is a densely settled ZIP (a standard USPS delivery area) in Tomball, Harris County, Texas, with 28,708 residents across 101.2 square miles, a density of 284 people per square mile, in the Chicago time zone.

ZIP 77377 skews affluent, with a median household income of $129,327 (71% above the Texas average), while per-capita income is $52,498. Local economic indicators show a 7.0% poverty rate alongside 4.8% unemployment. On housing, the median home value is $378,200 (53% above the state average) with median rent at $1,760 per month, and 84.3% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 45.6% of adults hold a bachelor's degree or higher, the median age is 37.8, and the average commute is 32 minutes. A geography-based comparison follows: 10 ZIP codes within about 10 miles of 77377, plus 6 more within Harris County, give a clearer read than the national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 77377

Top 5 sectors by establishment count in Tomball, TX

Which industries have the most business establishments in ZIP 77377.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 77377, Tomball, TX · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

28,708

Population

101.2

Area (sq mi)

284

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 77377?

37.8

Median Age

51.2%

Male

48.8%

Female

16.2%

Foreign-Born

White 65.1%
African American 6.3%
Asian 10.7%
American Indian or Alaska Native 0.2%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 12.8%
Hispanic or Latino 19.8%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$129,327

Median Household Income

+71% vs state

$52,498

Per Capita Income

7.0%

Poverty Rate

4.8%

Unemployment Rate

31.6 min

Mean Commute Time

How ZIP 77377 ranks nationally

Tomball, TX household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$129,327 Top 7% higher than 93% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). This entry sits in this band. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 65.4%
Bachelor's Degree or Higher 45.6%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

13,999

Total Housing Units

13,449

Occupied Units

550

Vacant Units

3.09

Avg Household Size

Occupancy Type

Owner 84.3%
Renter 15.7%

$378,200

Median Home Value

+53% vs state

$1,760

Median Rent

2004

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+20.8%

YoY Change (2024)

314

HPI Index (2000 = 100)

+214%

Total Change Since 2000

Home values in ZIP 77377 have increased 20.8% over the past year (2024). Since 2000, this ZIP has seen +214% cumulative appreciation.

Year Annual Change HPI Index
2020 +4.4% 198
2021 +10.4% 219
2022 +12.2% 245
2023 +6.0% 260
2024 +20.8% 314

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 867 business establishments in ZIP 77377, employing approximately 7,308 people with a combined annual payroll of $397,651,000.

867

Businesses

7,308

Employees

$397.7M

Annual Payroll

18

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 143 16.5%
Construction 115 13.3%
Retail trade 89 10.3%
Other services (except public administration) 79 9.1%
Health care and social assistance 77 8.9%
Accommodation and food services 65 7.5%
Administrative and support and waste management and remediation services 61 7.0%
Wholesale trade 50 5.8%
Real estate and rental and leasing 49 5.7%
Finance and insurance 45 5.2%
Manufacturing 23 2.6%
Transportation and warehousing 23 2.6%
Educational services 12 1.4%
Arts, entertainment, and recreation 12 1.4%
Mining, quarrying, and oil and gas extraction 8 0.9%
Utilities 6 0.7%
Information 6 0.7%
Agriculture, forestry, fishing and hunting 3 0.3%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 77377 vs 77429 →

ZIP 77377 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 77377 ranks #8 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 77377 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 77377 ranks #2 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
77429 Cypress, TX 72,264 5.1 mi
77362 Pinehurst, TX 4,600 6.7 mi
77375 Tomball, TX 39,351 6.0 mi
77447 Hockley, TX 11,872 8.9 mi
77355 Magnolia, TX 24,010 7.7 mi
77433 Cypress, TX 50,539 8.5 mi
77379 Spring, TX 70,544 9.0 mi
77354 Magnolia, TX 30,215 10.5 mi
77070 Houston, TX 46,017 8.7 mi
77065 Houston, TX 35,326 10.4 mi

More ZIP Codes in Harris County

77084 standard
Houston, TX
Pop: 95,137
77449 standard
Katy, TX
Pop: 94,382
77429 standard
Cypress, TX
Pop: 72,264
77036 standard
Houston, TX
Pop: 71,969
77450 standard
Katy, TX
Pop: 71,889
77083 standard
Houston, TX
Pop: 70,837

Related Areas

Harris County Tomball, TX Texas

Frequently Asked Questions

What county is ZIP code 77377 in? ▼
ZIP code 77377 (Tomball) is located in Harris County, Texas. Harris County contains multiple ZIP codes, see the full list at /counties/harris-tx.
What is the population of ZIP code 77377? ▼
ZIP code 77377 in Tomball, TX has a population of 28,708 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 77377? ▼
The median household income in ZIP 77377 is $129,327, which is 70% above the national average of $76,288.
What is the average home value in ZIP 77377? ▼
The median home value in ZIP 77377 is $378,200, which is 36% above the national average of $278,155.
What is the demographic makeup of ZIP 77377? ▼
The largest racial group in ZIP 77377 is White at 65.1%. Hispanic or Latino residents make up 19.8% of the population.
How many businesses are in ZIP code 77377? ▼
ZIP code 77377 has 867 business establishments employing approximately 7,308 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 77377? ▼
The top industries by establishment count in ZIP 77377 are: Professional, scientific, and technical services (143), Construction (115), Retail trade (89). There are 18 industry sectors represented in total.
How have home values changed in ZIP code 77377? ▼
According to the FHFA House Price Index, home values in ZIP 77377 increased by 20.8% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 214%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 77377? ▼
In ZIP code 77377, 65.4% of residents aged 25+ have a high school diploma or higher, and 45.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 77377? ▼
The mean commute time for workers in ZIP code 77377 is 31.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 77377? ▼
In ZIP code 77377, approximately 84.3% of occupied housing units are owner-occupied and 15.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 77377? ▼
The poverty rate in ZIP code 77377 is 7.0% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.