Plumbing repair · Chino, California
Plumbing repair in Chino, CA
Leak, backed-up drain, no hot water, or a frozen line? The largest share of Chino's homes (21%) was built 1970 to 1979[1]. Request a licensed plumber who works here. Chino, in San Bernardino County — ZIPs 91710, 91708, counts 96,957 residents (2025 estimate)[2].
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Chino plumbing snapshot: the key figures
- Population (2025 est.)
- 96,957[2]+5.6% since 2020
- County
- San Bernardino[2]
- Land area
- 30.0 sq mi[3]
- Decade the most homes date from
- 1970 to 1979[1]21% of housing units
- Homes built before 1980
- 38%[1]the 5th-highest share of the 15 Inland Empire suburbs we cover
- Homes built 1980–1999
- 24%[1]2020–2024
- Homes built 2010 or later
- 21%[1]the 3rd-highest share of the 15 Inland Empire suburbs we cover
- Flood & flash-flood reports within 10 mi
- 44[4]14 flash floods, 2016–2025; flood-prone homes need working drainage and backflow prevention
- FEMA flood-insurance claims, local ZIPs
- 5[5]1 in the last 10 years; 2 paid
- Homes on utility gas heat
- 78%[1]gas piping work usually needs a permit and a licensed installer
What the local data means for plumbing in Chino
Chino is one of the fastest-growing Inland Empire suburbs tracked here: 96,957 people (2025 estimate), up 5.6% since 2020[2]. It covers 30.0 square miles (3,231 residents per square mile, the 8th densest), sits entirely in San Bernardino County, in ZIP codes 91710, 91708[3].
With 21% of homes built since 2010 and 38% before 1980[1], Chino's plumbing runs from brand-new supply lines and fixtures to aging pipe, original valves and water heaters past their rated life.
Chino is split across 2 ZIP codes: 91710 (66% of the city's land), 91708 (27% of the city's land)[6].
The closest tracked neighbours are Chino Hills (4.0 mi SW), Eastvale (4.9 mi E) and Ontario (5.5 mi NE)[3].
38% of Chino's 28,188 housing units predate 1980 and 21% went up in 2010 or later[1] — the 5th-highest pre-1980 share of the 15 Inland Empire suburbs we cover; nearby, Chino Hills (17%), Eastvale (2%), and Ontario (50%) predate 1980. Houses that old can still have galvanized supply pipe or cast-iron drains — especially the 8% built before 1960.
The biggest single slice — 21% — was built 1970 to 1979, and the median home dates to 1987[1]. Neighbours from the same era tend to hit the same plumbing problems at the same time.
Water from the sky is plumbing work too: 44 flood or flash-flood reports within 10 miles over 2016–2025[4], and FEMA logged 5 flood-insurance claims across Chino's ZIPs[5]. Homes that take water need working drainage, sump pumps and backflow prevention.
78% of homes heat with utility gas, and 36% of households rent[1]. Tenants: report plumbing failures to the landlord in writing.
Measured against the 15 suburbs on this site, Chino records the 3rd-highest share of homes built since 2010 (21%)[1] and the 3rd-highest gas-heat share (78%)[1].
Chino storm calendar
Within 10 miles of Chino, 2016–2025: 14 flash-flood reports and 30 flood or heavy-rain reports[4]. Peak: spread out; March, May, and December held 59%. Busiest year 2021 (6). Busiest month May 2016 (5). Latest: flood or heavy-rain report, Mar 4, 2025, 7.0 mi out.
| Month | Flash flood | Flood & heavy rain | All |
|---|---|---|---|
| Jan | 1 | 3 | 4 |
| Feb | 1 | 5 | 6 |
| Mar | 2 | 9 | 11 |
| May | 5 | 3 | 8 |
| Aug | 1 | 2 | 3 |
| Nov | 2 | 3 | 5 |
| Dec | 2 | 5 | 7 |
Finding plumbing help around Chino
Your request reaches Plumbing repair contractors who serve Chino (ZIP codes 91710, 91708).
Before reaching out: before the plumber arrives
Chino by the numbers
| Measure | Chino | Median of 15 | Difference |
|---|---|---|---|
| Built 2010 or later | 21% | 10% | 11 pts higher |
| Built before 1980 | 38% | 25% | 13 pts higher |
| Flood reports (10 mi) | 44 | 34 | 10 more |
| Built before 1960 | 8.4% | 6.5% | 2 pts higher |
| Utility-gas heat | 78% | 76% | 2 pts higher |
| Median year built | 1987 | 1989 | 2 years older |
| Renter-occupied | 36% | 36% | same as median |
Largest differences first. Medians are the middle value across the covered Inland Empire suburbs, from the same sources.
| City | Flood reports | NFIP claims |
|---|---|---|
| Chino | 44 | 5 |
| Chino Hills 4.0 mi | 35 | 3 |
| Eastvale 4.9 mi | 46 | 29 |
| Ontario 5.5 mi | 45 | 21 |
| Corona 9.8 mi | 34 | 40 |
| Rancho Cucamonga 12.2 mi | 51 | 47 |
| ZIP | Claims | Paid | Busiest year |
|---|---|---|---|
| 91710 | 5 | $2,399 | 1998 (3) |
| 91708 | 0 | $0 | — |
ZIPs extend past city limits.
| Date | Type | Distance |
|---|---|---|
| Mar 4, 2025 | Heavy Rain | 7.0 mi |
| Feb 14, 2025 | Heavy Rain | 9.1 mi |
| Feb 14, 2025 | Heavy Rain | 6.7 mi |
| Feb 13, 2025 | Flood | 6.8 mi |
| Feb 13, 2025 | Flood | 9.4 mi |
| Feb 13, 2025 | Heavy Rain | 1.9 mi |
| Mar 30, 2024 | Flood | 7.9 mi |
| Mar 30, 2024 | Flood | 7.5 mi |
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 1,051 | 3.7% | ±259 |
| 2010 to 2019 | 4,925 | 17.5% | ±572 |
| 2000 to 2009 | 4,824 | 17.1% | ±634 |
| 1990 to 1999 | 2,099 | 7.4% | ±441 |
| 1980 to 1989 | 4,681 | 16.6% | ±402 |
| 1970 to 1979 | 5,970 | 21.2% | ±563 |
| 1960 to 1969 | 2,272 | 8.1% | ±377 |
| 1950 to 1959 | 1,403 | 5.0% | ±276 |
| 1940 to 1949 | 502 | 1.8% | ±145 |
| 1939 or earlier | 461 | 1.6% | ±158 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| Measure | Value |
|---|---|
| Housing units | 28,188 |
| Detached single-family | 19,057 (68%) |
| Occupied homes | 27,261 |
| Owner-occupied | 17,452 (64%) |
| Renter-occupied | 9,809 (36%) |
| Median home value | $683,400 |
ACS 2020–2024 estimates.
| Main heating fuel | Homes | Share | Margin of error |
|---|---|---|---|
| Utility gas | 21,233 | 77.9% | ±841 |
| Electricity | 4,730 | 17.4% | ±553 |
| Solar energy | 473 | 1.7% | ±176 |
| Bottled or tank gas (propane, butane, etc.) | 434 | 1.6% | ±161 |
| No fuel used | 311 | 1.1% | ±141 |
| Fuel oil, kerosene, etc. | 75 | 0.3% | ±77 |
| Wood | 5 | 0.0% | ±8 |
| ZIP (ZCTA) | Share of Chino's land | Share of the ZIP inside the city |
|---|---|---|
| 91710 | 66% | 89% |
| 91708 | 27% | 100% |
Common Chino plumbing questions
Are Chino homes likely to have old galvanized pipes?
Only an inspection can say, but age is the clue: 8% were built before 1960 and 38% before 1980[1].
Which ZIP codes are covered in Chino?
91710 and 91708[6], in San Bernardino County. Nearby suburbs with their own pages: Chino Hills (4.0 mi), Eastvale (4.9 mi), and Ontario (5.5 mi)[3].
My Chino home is fairly new — could the plumbing and water heater still be under warranty?
Possibly: 21% of Chino's housing units were built in 2010 or later[1], the 3rd-highest share of the 15 Inland Empire suburbs we cover. Check your closing paperwork for warranties before paying for a repair.
Sources
- Census ACS 2020–2024 5-year (keyless bulk)
- Census population estimates, Vintage 2025
- Census Gazetteer 2025
- NOAA Storm Events Database
- OpenFEMA NFIP claims
- Census 2020 ZCTA–place file
Data pulled Sep 28, 2026. Full citations and method.