Plumbing repair · Bellevue, Washington
Plumbing repair in Bellevue, WA
Leak, backed-up drain, no hot water, or a frozen line? The largest share of Bellevue's homes (17%) was built 1970 to 1979[1]. Request a licensed plumber who works here. Bellevue, in King County — ZIPs 98006, 98005, 98008, 98004, 98007, counts 154,193 residents (2025 estimate)[2].
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The Bellevue plumbing picture in brief
- Population (2025 est.)
- 154,193[2]+1.5% since 2020
- County
- King[2]
- Land area
- 33.5 sq mi[3]
- Decade the most homes date from
- 1970 to 1979[1]17% of housing units
- Homes built before 1980
- 47%[1]the 5th-highest share of the 15 Seattle-area suburbs we cover
- Homes built 1980–1999
- 26%[1]2020–2024
- Homes built 2010 or later
- 15%[1]the 5th-highest share of the 15 Seattle-area suburbs we cover
- Flood & flash-flood reports within 10 mi
- 3[4]0 flash floods, 2016–2025; flood-prone homes need working drainage and backflow prevention
- FEMA flood-insurance claims, local ZIPs
- 77[5]8 in the last 10 years; 43 paid
- Homes on utility gas heat
- 46%[1]gas piping work usually needs a permit and a licensed installer
What the local data means for plumbing in Bellevue
Bellevue counts 154,193 residents (2025 estimate), growing at a middle-of-the-pack 1.5% since 2020[2]. On the map that's 33.5 square miles holding 4,606 residents per square mile, the 5th densest of the suburbs here; it sits entirely in King County, with ZIP codes 98006, 98005, 98008, 98004, 98007[3].
With 15% of homes built since 2010 and 47% before 1980[1], Bellevue's plumbing runs from brand-new supply lines and fixtures to aging pipe, original valves and water heaters past their rated life.
5 ZIP codes cover Bellevue — 98006 (32% of the city's land), 98005 (22% of the city's land), 98008 (17% of the city's land), 98004 (16% of the city's land), 98007 (13% of the city's land)[6].
Nearest of the other suburbs we track: Sammamish (5.5 mi E), Redmond (5.9 mi N) and Issaquah (6.2 mi SE)[3].
47% of Bellevue's 66,021 housing units predate 1980 and 15% went up in 2010 or later[1] — the 5th-highest pre-1980 share of the 15 Seattle-area suburbs we cover; nearby, Sammamish (13%), Redmond (26%), and Issaquah (17%) predate 1980. Houses that old can still have galvanized supply pipe or cast-iron drains — especially the 12% built before 1960.
The biggest single slice — 17% — was built 1970 to 1979, and the median home dates to 1982[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: 3 flood or flash-flood reports within 10 miles over 2016–2025[4], and FEMA logged 77 flood-insurance claims across Bellevue's ZIPs[5]. Homes that take water need working drainage, sump pumps and backflow prevention.
46% of homes heat with utility gas, and 48% of households rent[1]. Tenants: report plumbing failures to the landlord in writing.
Measured against the 15 suburbs on this site, Bellevue records the most flood reports nearby (3, tied with 3 other suburbs)[4].
plumbing help in Bellevue: what to do next
Requests go to Plumbing repair contractors serving the Bellevue area — ZIP codes 98006, 98005, 98008, 98004, 98007.
Before you pick up the phone: before the plumber arrives
Bellevue by the numbers
| Measure | Bellevue | Median of 15 | Difference |
|---|---|---|---|
| Flood reports (10 mi) | 3 | 1 | 2 more |
| Built before 1980 | 47% | 39% | 7 pts higher |
| Built before 1960 | 12.4% | 10.8% | 2 pts higher |
| Built 2010 or later | 15% | 13% | 2 pts higher |
| Utility-gas heat | 46% | 40% | 6 pts higher |
| Renter-occupied | 48% | 45% | 3 pts higher |
| Median year built | 1982 | 1985 | 3 years older |
Biggest gaps first. Medians are middle values across the Seattle-area suburbs we cover, drawn from the same sources.
| City | Flood reports | NFIP claims |
|---|---|---|
| Bellevue | 3 | 77 |
| Sammamish 5.5 mi | 1 | 27 |
| Redmond 5.9 mi | 3 | 17 |
| Issaquah 6.2 mi | 1 | 243 |
| Kirkland 7.2 mi | 3 | 29 |
| Renton 8.4 mi | 2 | 66 |
| ZIP | Claims | Paid | Busiest year |
|---|---|---|---|
| 98006 | 21 | $560,893 | 1990 (4) |
| 98005 | 6 | $1,193 | 2001 (1) |
| 98008 | 12 | $174,355 | 2020 (3) |
| 98004 | 22 | $62,926 | 2006 (6) |
| 98007 | 16 | $94,794 | 2003 (6) |
ZIPs extend past city limits.
| Date | Type | Distance |
|---|---|---|
| Dec 5, 2023 | Heavy Rain | 7.8 mi |
| Dec 4, 2023 | Heavy Rain | 7.8 mi |
| Jan 6, 2022 | Heavy Rain | 10.0 mi |
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 847 | 1.3% | ±216 |
| 2010 to 2019 | 8,805 | 13.3% | ±724 |
| 2000 to 2009 | 8,456 | 12.8% | ±756 |
| 1990 to 1999 | 6,945 | 10.5% | ±678 |
| 1980 to 1989 | 10,138 | 15.4% | ±678 |
| 1970 to 1979 | 11,366 | 17.2% | ±714 |
| 1960 to 1969 | 11,258 | 17.1% | ±731 |
| 1950 to 1959 | 6,978 | 10.6% | ±524 |
| 1940 to 1949 | 672 | 1.0% | ±174 |
| 1939 or earlier | 556 | 0.8% | ±229 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| Measure | Value |
|---|---|
| Housing units | 66,021 |
| Detached single-family | 30,602 (46%) |
| Occupied homes | 61,977 |
| Owner-occupied | 32,234 (52%) |
| Renter-occupied | 29,743 (48%) |
| Median home value | $1,340,300 |
ACS 2020–2024 estimates.
| Main heating fuel | Homes | Share | Margin of error |
|---|---|---|---|
| Electricity | 32,241 | 52.0% | ±1,158 |
| Utility gas | 28,298 | 45.7% | ±1,034 |
| Bottled or tank gas (propane, butane, etc.) | 406 | 0.7% | ±150 |
| Fuel oil, kerosene, etc. | 385 | 0.6% | ±149 |
| No fuel used | 376 | 0.6% | ±119 |
| Other fuel | 120 | 0.2% | ±114 |
| Wood | 88 | 0.1% | ±57 |
| Solar energy | 50 | 0.1% | ±44 |
| Coal or coke | 13 | 0.0% | ±20 |
| ZIP (ZCTA) | Share of Bellevue's land | Share of the ZIP inside the city |
|---|---|---|
| 98006 | 32% | 94% |
| 98005 | 22% | 100% |
| 98008 | 17% | 100% |
| 98004 | 16% | 75% |
| 98007 | 13% | 100% |
Common Bellevue plumbing questions
Are Bellevue homes likely to have old galvanized pipes?
Only an inspection can say, but age is the clue: 12% were built before 1960 and 47% before 1980[1].
Which ZIP codes are covered in Bellevue?
98006, 98005, 98008, 98004, and 98007[6], in King County. Nearby suburbs with their own pages: Sammamish (5.5 mi), Redmond (5.9 mi), and Issaquah (6.2 mi)[3].
My Bellevue home is fairly new — could the plumbing and water heater still be under warranty?
Possibly: 15% of Bellevue's housing units were built in 2010 or later[1], the 5th-highest share of the 15 Seattle-area suburbs we cover. Check your closing paperwork for warranties before paying for a repair.
I rent in Bellevue. Who arranges the repair?
48% of occupied Bellevue homes are rented[1], the 5th-highest share of the 15 Seattle-area suburbs we cover. Tell your landlord or property manager in writing first; your lease says who arranges repairs.
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.