Hutto, TX · standard
ZIP Code 78634
Williamson County, Texas - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 22,791
- 138/sq mi High-density area
- $114,426
- Median income Above-median income area
- $375,200
- Median home value Above-median home value
- 36.9%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Hutto pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 12%
- household income, US ZIPs
- Top 23%
- home value, US ZIPs
- 138
- people per sq mi
- 79%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 78634 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 78634 (Hutto, TX) fell -6.6% from 2023 to 2024. The all-transactions index moved from 352.6 in 2023 to 329.2 in 2024 (2000 = 100).
ZIP code 78634 is a densely settled ZIP (a standard USPS delivery area) in Hutto, Williamson County, Texas, with 22,791 residents across 164.9 square miles, a density of 138 people per square mile, in the Chicago time zone.
ZIP 78634 skews affluent, with a median household income of $114,426 (51% above the average Texas ZIP), while per-capita income is $44,705. Both reported hardship measures are comparatively low in absolute terms: poverty is 5.7% and unemployment is 3.9%. Housing is both higher-cost and owner-heavy: median home value is $375,200 (52% above the average Texas ZIP), while 78.6% of occupied homes are owner-occupied and median rent is $2,020.
A solid share of residents have a four-year degree: 36.9% of adults hold a bachelor's degree or higher, the median age is 34.9, and the average commute is 29 minutes. The page also surfaces 5 ZIP codes within roughly 10 miles and 6 more in Williamson County, so 78634 can be compared with both its immediate and county-level context.
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 78634
Top 5 sectors by establishment count in Hutto, TX
Which industries have the most business establishments in ZIP 78634.
- Construction
Construction
161 establishments
- Other services (except public administration)
Other services (except public administration)
88 establishments
- Retail trade
Retail trade
71 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
71 establishments
- Accommodation and food services 60
Accommodation and food services
60 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, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 78634, Hutto, 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
22,791
Population
164.9
Area (sq mi)
138
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 78634?
34.9
Median Age
50.2%
Male
49.8%
Female
12.3%
Foreign-Born
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?
$114,426
Median Household Income
+51% vs state ZIP avg
$44,705
Per Capita Income
5.7%
Poverty Rate
3.9%
Unemployment Rate
29.1 min
Mean Commute Time
How ZIP 78634 ranks among Texas ZIPs
Hutto, TX household income vs. every Texas ZIP code
Median household income among 1,737 reporting Texas ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$114,426 Top 9% higher than 91% of 1,737 Texas ZIPs
Each bar is a $20K-wide band; taller bars hold more Texas 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
16,333housing units
16,333
Total Housing Units
15,808
Occupied Units
525
Vacant Units
2.93
Avg Household Size
Occupancy Type
$375,200
Median Home Value
+52% vs state ZIP avg
$2,020
Median Rent
2009
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
-6.6%
YoY Change (2024)
329
HPI Index (2000 = 100)
+229%
Total Change Since 2000
Home values in ZIP 78634 have decreased 6.6% over the past year (2024). Since 2000, this ZIP has seen +229% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +7.8% | 227 |
| 2021 | +27.5% | 289 |
| 2022 | +23.2% | 356 |
| 2023 | -1.1% | 353 |
| 2024 | -6.6% | 329 |
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 744 business establishments in ZIP 78634, employing approximately 8,450 people with a combined annual payroll of $421,416,000.
744
Businesses
8,450
Employees
$421.4M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 161 | 21.6% |
| Other services (except public administration) | 88 | 11.8% |
| Retail trade | 71 | 9.5% |
| Professional, scientific, and technical services | 71 | 9.5% |
| Accommodation and food services | 60 | 8.1% |
| Health care and social assistance | 54 | 7.3% |
| Administrative and support and waste management and remediation services | 44 | 5.9% |
| Transportation and warehousing | 43 | 5.8% |
| Manufacturing | 34 | 4.6% |
| Real estate and rental and leasing | 33 | 4.4% |
| Wholesale trade | 32 | 4.3% |
| Finance and insurance | 22 | 3.0% |
| Educational services | 12 | 1.6% |
| Arts, entertainment, and recreation | 10 | 1.3% |
| Information | 9 | 1.2% |
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 78634 vs 78665 →
ZIP 78634 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 78660
Pflugerville (78660)
68,789 residents
- 78664
Round Rock (78664)
52,932 residents
- 78665
Round Rock (78665)
35,985 residents
- 78626 25,996
Georgetown (78626)
25,996 residents
- 78634 22,791
Hutto (78634)
22,791 residents
- 78728 20,299
Austin (78728)
20,299 residents
What this shows Among its immediate neighbors, ZIP 78634 ranks #5 by population - useful context the national average alone can't give.
ZIP 78634 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 78665
Round Rock (78665)
$122,680 median income
- 78634
Hutto (78634)
$114,426 median income
- 78660
Pflugerville (78660)
$113,205 median income
- 78626
Georgetown (78626)
$100,431 median income
- 78664
Round Rock (78664)
$87,417 median income
- 78728
Austin (78728)
$75,243 median income
What this shows By household income, ZIP 78634 ranks #2 of 6 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 78634, both outside TX so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (22,791 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Williamson County
Related Areas
Frequently Asked Questions
What county is ZIP code 78634 in?
ZIP code 78634 (Hutto) is located in Williamson County, Texas. Williamson County contains multiple ZIP codes, see the full list at /counties/williamson-tx.
What is the population of ZIP code 78634?
ZIP code 78634 in Hutto, TX has a population of 22,791 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 78634?
The median household income in ZIP 78634 is $114,426, which is 50% above the national average of $76,288.
What is the average home value in ZIP 78634?
The median home value in ZIP 78634 is $375,200, which is 35% above the national average of $278,155.
What is the demographic makeup of ZIP 78634?
The largest racial group in ZIP 78634 is White at 57.3%. Hispanic or Latino residents make up 33.6% of the population.
How many businesses are in ZIP code 78634?
ZIP code 78634 has 744 business establishments employing approximately 8,450 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 78634?
The top industries by establishment count in ZIP 78634 are: Construction (161), Other services (except public administration) (88), Retail trade (71). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 78634?
According to the FHFA House Price Index, home values in ZIP 78634 decreased by 6.6% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 229%. 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 78634?
In ZIP code 78634, 61.1% of residents aged 25+ have a high school diploma or higher, and 36.9% 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 78634?
The mean commute time for workers in ZIP code 78634 is 29.1 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 78634?
In ZIP code 78634, approximately 78.6% of occupied housing units are owner-occupied and 21.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 78634?
The poverty rate in ZIP code 78634 is 5.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 78634's numbers, next.
- See how ZIP 78634 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Hutto, TX ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.