Plumbing repair · Hutto, Texas
Plumbing repair in Hutto, TX
Leak, backed-up drain, no hot water, or a frozen line? The largest share of Hutto's homes (43%) was built 2000 to 2009[1]. Request a licensed plumber who works here. Hutto, in Williamson County — ZIP 78634, counts 46,048 residents (2025 estimate)[2].
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Hutto plumbing snapshot: the key figures
- Population (2025 est.)
- 46,048[2]+66.9% since 2020
- County
- Williamson[2]
- Land area
- 14.9 sq mi[3]
- Decade the most homes date from
- 2000 to 2009[1]43% of housing units
- Homes built before 1980
- 3%[1]the 4th-lowest share of the 15 Austin-area suburbs we cover
- Homes built 1980–1999
- 3%[1]2020–2024
- Homes built 2010 or later
- 51%[1]the 7th-highest share of the 15 Austin-area suburbs we cover
- Winter-storm & freeze days, williamson zone
- 23[4]2016–2025
- Flood & flash-flood reports within 10 mi
- 16[4]15 flash floods, 2016–2025; flood-prone homes need working drainage and backflow prevention
- FEMA flood-insurance claims, local ZIPs
- 17[5]3 in the last 10 years; 10 paid
Reading the Hutto data for plumbing
Hutto is one of the fastest-growing Austin-metro suburbs tracked here: 46,048 people (2025 estimate), up 66.9% since 2020[2]. On the map that's 14.9 square miles holding 3,084 residents per square mile, the 3rd densest of the suburbs here; it sits entirely in Williamson County, with ZIP code 78634[3].
With 51% of homes built since 2010 and 3% before 1980[1], Hutto's plumbing runs from brand-new supply lines and fixtures to aging pipe, original valves and water heaters past their rated life.
78634 is the city's single ZIP code[7].
The closest tracked neighbours are Round Rock (7.2 mi W), Pflugerville (7.3 mi SW) and Georgetown (12.8 mi NW)[3].
3% of Hutto's 12,151 housing units predate 1980 and 51% went up in 2010 or later[1] — the 4th-lowest pre-1980 share of the 15 Austin-area suburbs we cover; nearby, Round Rock (11%), Pflugerville (4%), and Georgetown (9%) predate 1980. The 3% built in 1980–1999 are at the age where original water heaters and valves get replaced.
The biggest single slice — 43% — was built 2000 to 2009, and the median home dates to 2010[1]. Neighbours from the same era tend to hit the same plumbing problems at the same time.
Freeze risk: the williamson forecast zone logged 23 winter-storm, ice or hard-freeze days in 2016–2025, including February 2021; the latest was Feb 22, 2025[4].
Water from the sky is plumbing work too: 16 flood or flash-flood reports within 10 miles over 2016–2025[4], and FEMA logged 17 flood-insurance claims across Hutto's ZIPs[5]. Homes that take water need working drainage, sump pumps and backflow prevention.
37% of homes heat with utility gas, and 20% of households rent[1].
Among the 15 suburbs tracked here, Hutto stands out for the 3rd-lowest renter share (20%)[1].
Finding plumbing help around Hutto
Your request reaches Plumbing repair contractors who serve Hutto (ZIP code 78634).
Before you call: before the plumber arrives
The data underneath this Hutto page
| Measure | Hutto | Median of 15 | Difference |
|---|---|---|---|
| Built before 1960 | 2.1% | 1.5% | 1 pts higher |
| Renter-occupied | 20% | 31% | 10 pts lower |
| Built before 1980 | 3% | 4% | 1 pts lower |
| Flood reports (10 mi) | 16 | 17 | 1 fewer |
| Built 2010 or later | 51% | 50% | 1 pts higher |
| Median year built | 2010 | 2010 | same as median |
| Utility-gas heat | 37% | 37% | same as median |
Largest differences first. Medians are the middle value across the covered Austin-area suburbs, from the same sources.
| City | Flood reports | NFIP claims | Freeze days |
|---|---|---|---|
| Hutto | 16 | 17 | 23 |
| Round Rock 7.2 mi | 20 | 310 | 23 |
| Pflugerville 7.3 mi | 20 | 49 | 22 |
| Georgetown 12.8 mi | 10 | 128 | 23 |
| Manor 12.9 mi | 13 | 8 | 22 |
| Cedar Park 16.5 mi | 27 | 61 | 23 |
| ZIP | Claims | Paid | Busiest year |
|---|---|---|---|
| 78634 | 17 | $1,041,233 | 2015 (8) |
ZIPs extend past city limits.
| Date | Type | Distance |
|---|---|---|
| May 1, 2021 | Flash Flood | 7.0 mi |
| Jun 23, 2020 | Flood | 6.4 mi |
| Apr 6, 2019 | Flash Flood | 9.7 mi |
| Apr 6, 2019 | Flash Flood | 8.7 mi |
| Apr 6, 2019 | Flash Flood | 2.3 mi |
| Apr 6, 2019 | Flash Flood | 1.0 mi |
| Dec 27, 2018 | Flash Flood | 8.4 mi |
| Sep 22, 2018 | Flash Flood | 9.9 mi |
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 2,446 | 20.1% | ±350 |
| 2010 to 2019 | 3,776 | 31.1% | ±563 |
| 2000 to 2009 | 5,187 | 42.7% | ±613 |
| 1990 to 1999 | 250 | 2.1% | ±130 |
| 1980 to 1989 | 149 | 1.2% | ±108 |
| 1970 to 1979 | 78 | 0.6% | ±59 |
| 1960 to 1969 | 14 | 0.1% | ±22 |
| 1950 to 1959 | 0 | 0.0% | ±31 |
| 1940 to 1949 | 0 | 0.0% | ±31 |
| 1939 or earlier | 251 | 2.1% | ±166 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| Measure | Value |
|---|---|
| Housing units | 12,151 |
| Detached single-family | 11,275 (93%) |
| Occupied homes | 11,778 |
| Owner-occupied | 9,378 (80%) |
| Renter-occupied | 2,400 (20%) |
| Median home value | $365,700 |
ACS 2020–2024 estimates.
| Main heating fuel | Homes | Share | Margin of error |
|---|---|---|---|
| Electricity | 7,035 | 59.7% | ±735 |
| Utility gas | 4,329 | 36.8% | ±624 |
| Bottled or tank gas (propane, butane, etc.) | 260 | 2.2% | ±155 |
| Solar energy | 128 | 1.1% | ±84 |
| No fuel used | 17 | 0.1% | ±22 |
| Other fuel | 9 | 0.1% | ±19 |
| ZIP (ZCTA) | Share of Hutto's land | Share of the ZIP inside the city |
|---|---|---|
| 78634 | 100% | 22% |
Dated heat and freeze records for the WILLIAMSON forecast zone: see the county list.
Common Hutto plumbing questions
Are Hutto homes likely to have old galvanized pipes?
Only an inspection can say, but age is the clue: 2% were built before 1960 and 3% before 1980[1].
How often do pipes freeze in Hutto?
The record for Hutto's forecast zone shows 23 winter-storm or freeze days over 2016–2025, in 9 different years[4].
Which ZIP codes are covered in Hutto?
78634[7], in Williamson County. Nearby suburbs with their own pages: Round Rock (7.2 mi), Pflugerville (7.3 mi), and Georgetown (12.8 mi)[3].
Sources
- Census ACS 2020–2024 5-year (keyless bulk)
- Census population estimates, Vintage 2025
- Census Gazetteer 2025
- NOAA Storm Events Database
- OpenFEMA NFIP claims
- Texas State Board of Plumbing Examiners (link unverified)
- Census 2020 ZCTA–place file
Data pulled Sep 28, 2026. Full citations and method.