Plumbing repair · Folsom, California
Plumbing repair in Folsom, CA
Leak, backed-up drain, no hot water, or a frozen line? The largest share of Folsom's homes (27%) was built 1990 to 1999[1]. Request a licensed plumber who works here. Folsom, in Sacramento County — ZIPs 95630, 95671, counts 91,983 residents (2025 estimate)[2].
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Folsom plumbing snapshot: the key figures
- Population (2025 est.)
- 91,983[2]+14.3% since 2020
- County
- Sacramento[2]
- Land area
- 27.9 sq mi[3]
- Decade the most homes date from
- 1990 to 1999[1]27% of housing units
- Homes built before 1980
- 13%[1]the 3rd-lowest share of the 13 Sacramento-area suburbs we cover
- Homes built 1980–1999
- 46%[1]2020–2024
- Homes built 2010 or later
- 15%[1]the 4th-highest share of the 13 Sacramento-area suburbs we cover
- Flood & flash-flood reports within 10 mi
- 45[4]0 flash floods, 2016–2025; flood-prone homes need working drainage and backflow prevention
- FEMA flood-insurance claims, local ZIPs
- 29[5]3 in the last 10 years; 18 paid
- Homes on utility gas heat
- 70%[1]gas piping work usually needs a permit and a licensed installer
What the local data means for plumbing in Folsom
Folsom is one of the fastest-growing Sacramento-metro suburbs tracked here: 91,983 people (2025 estimate), up 14.3% since 2020[2]. It covers 27.9 square miles (3,299 residents per square mile, the 8th densest), sits entirely in Sacramento County, in ZIP codes 95630, 95671[3].
With 15% of homes built since 2010 and 13% before 1980[1], Folsom's plumbing runs from brand-new supply lines and fixtures to aging pipe, original valves and water heaters past their rated life.
Mail to Folsom goes through 2 ZIP codes — 95630 (94% of the city's land), 95671 (5% of the city's land)[6].
The tracked suburbs closest by are Rancho Cordova (8.0 mi SW), Citrus Heights (8.1 mi W) and Rocklin (11.3 mi NW)[3].
13% of Folsom's 30,868 housing units predate 1980 and 15% went up in 2010 or later[1] — the 3rd-lowest pre-1980 share of the 13 Sacramento-area suburbs we cover; nearby, Rancho Cordova (51%), Citrus Heights (62%), and Rocklin (15%) predate 1980. New-construction problems are usually fittings, supply lines, water-heater installs and drain slopes, not worn-out pipe.
The biggest single slice — 27% — was built 1990 to 1999, and the median home dates to 1997[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: 45 flood or flash-flood reports within 10 miles over 2016–2025[4], and FEMA logged 29 flood-insurance claims across Folsom's ZIPs[5]. Homes that take water need working drainage, sump pumps and backflow prevention.
70% of homes heat with utility gas, and 30% of households rent[1].
Out of the 13 suburbs on this site, Folsom has the 2nd-highest gas-heat share (70%)[1] and the 3rd-lowest pre-1980 housing share (13%)[1].
Folsom storm calendar
Within 10 miles of Folsom, 2016–2025: 45 flood or heavy-rain reports[4]. Peak: 76% in January, February, and December. Busiest year 2023 (11). Busiest month January 2023 (9). Latest: flood or heavy-rain report, Dec 25, 2025, 5.5 mi out.
| Month | Flash flood | Flood & heavy rain | All |
|---|---|---|---|
| Jan | – | 11 | 11 |
| Feb | – | 9 | 9 |
| Mar | – | 3 | 3 |
| Apr | – | 1 | 1 |
| Oct | – | 3 | 3 |
| Nov | – | 4 | 4 |
| Dec | – | 14 | 14 |
Finding plumbing help around Folsom
Requests go to Plumbing repair contractors serving the Folsom area — ZIP codes 95630, 95671.
Before you pick up the phone: before the plumber arrives
The data underneath this Folsom page
| Measure | Folsom | Median of 13 | Difference |
|---|---|---|---|
| Built before 1980 | 13% | 44% | 31 pts lower |
| Flood reports (10 mi) | 45 | 27 | 18 more |
| Built before 1960 | 4.5% | 8.3% | 4 pts lower |
| Built 2010 or later | 15% | 13% | 3 pts higher |
| Renter-occupied | 30% | 38% | 7 pts lower |
| Utility-gas heat | 70% | 65% | 6 pts higher |
| Median year built | 1997 | 1987 | 10 years newer |
Largest differences first. Medians are the middle value across the covered Sacramento-area suburbs, from the same sources.
| City | Flood reports | NFIP claims |
|---|---|---|
| Folsom | 45 | 29 |
| Rancho Cordova 8.0 mi | 70 | 19 |
| Citrus Heights 8.1 mi | 66 | 207 |
| Rocklin 11.3 mi | 37 | 25 |
| Roseville 12.0 mi | 48 | 303 |
| Auburn 16.2 mi | 22 | 47 |
| ZIP | Claims | Paid | Busiest year |
|---|---|---|---|
| 95630 | 29 | $519,191 | 1997 (8) |
| 95671 | 0 | $0 | — |
ZIPs extend past city limits.
| Date | Type | Distance |
|---|---|---|
| Dec 25, 2025 | Flood | 5.2 mi |
| Dec 25, 2025 | Flood | 5.5 mi |
| Dec 24, 2025 | Flood | 9.3 mi |
| Dec 24, 2025 | Flood | 8.0 mi |
| Dec 22, 2025 | Flood | 4.1 mi |
| Nov 17, 2025 | Flood | 7.2 mi |
| Nov 13, 2025 | Flood | 8.0 mi |
| Feb 13, 2025 | Flood | 3.6 mi |
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 1,380 | 4.5% | ±308 |
| 2010 to 2019 | 3,385 | 11.0% | ±463 |
| 2000 to 2009 | 8,102 | 26.2% | ±603 |
| 1990 to 1999 | 8,342 | 27.0% | ±600 |
| 1980 to 1989 | 5,785 | 18.7% | ±484 |
| 1970 to 1979 | 1,726 | 5.6% | ±239 |
| 1960 to 1969 | 756 | 2.4% | ±364 |
| 1950 to 1959 | 1,046 | 3.4% | ±292 |
| 1940 to 1949 | 49 | 0.2% | ±48 |
| 1939 or earlier | 297 | 1.0% | ±102 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| Measure | Value |
|---|---|
| Housing units | 30,868 |
| Detached single-family | 22,431 (73%) |
| Occupied homes | 29,963 |
| Owner-occupied | 20,898 (70%) |
| Renter-occupied | 9,065 (30%) |
| Median home value | $755,200 |
ACS 2020–2024 estimates.
| Main heating fuel | Homes | Share | Margin of error |
|---|---|---|---|
| Utility gas | 21,106 | 70.4% | ±760 |
| Electricity | 8,087 | 27.0% | ±658 |
| Bottled or tank gas (propane, butane, etc.) | 254 | 0.8% | ±114 |
| Solar energy | 245 | 0.8% | ±110 |
| No fuel used | 171 | 0.6% | ±101 |
| Other fuel | 51 | 0.2% | ±65 |
| Wood | 37 | 0.1% | ±35 |
| Fuel oil, kerosene, etc. | 7 | 0.0% | ±11 |
| Coal or coke | 5 | 0.0% | ±8 |
| ZIP (ZCTA) | Share of Folsom's land | Share of the ZIP inside the city |
|---|---|---|
| 95630 | 94% | 100% |
| 95671 | 5% | 100% |
plumbing questions from Folsom homeowners
Are Folsom homes likely to have old galvanized pipes?
Only an inspection can say, but age is the clue: 5% were built before 1960 and 13% before 1980[1].
Which ZIP codes are covered in Folsom?
95630 and 95671[6], in Sacramento County. Nearby suburbs with their own pages: Rancho Cordova (8.0 mi), Citrus Heights (8.1 mi), and Rocklin (11.3 mi)[3].
My Folsom home is fairly new — could the plumbing and water heater still be under warranty?
Possibly: 15% of Folsom's housing units were built in 2010 or later[1], the 4th-highest share of the 13 Sacramento-area 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.