Plumbing repair · Lynnwood, Washington

Plumbing repair in Lynnwood, WA

Leak, backed-up drain, no hot water, or a frozen line? The largest share of Lynnwood's homes (22%) was built 1960 to 1969^[1]. Request a licensed plumber who works here. Lynnwood, in Snohomish County — ZIPs 98036, 98037, counts 42,132 residents (2025 estimate)^[2].

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Decision guide

The Lynnwood plumbing picture in brief

Population (2025 est.): 42,132^[2]+9.2% since 2020
County: Snohomish^[2]
Land area: 7.9 sq mi^[3]
Population density: 5,349 / sq mi^[2]^[3]
Decade the most homes date from: 1960 to 1969^[1]22% of housing units
Homes built before 1980: 53%^[1]the 3rd-highest share of the 15 Seattle-area suburbs we cover
Homes built 1980–1999: 27%^[1]2020–2024
Homes built 2010 or later: 12%^[1]the 7th-lowest share of the 15 Seattle-area suburbs we cover
Flood & flash-flood reports within 10 mi: 0^[4]0 flash floods, 2016–2025; flood-prone homes need working drainage and backflow prevention
FEMA flood-insurance claims, local ZIPs: 46^[5]9 in the last 10 years; 40 paid
Homes on utility gas heat: 33%^[1]gas piping work usually needs a permit and a licensed installer

Reading the Lynnwood data for plumbing

Lynnwood is one of the fastest-growing Seattle-metro suburbs tracked here: 42,132 people (2025 estimate), up 9.2% since 2020^[2]. The city spans 7.9 square miles at 5,349 residents per square mile (the 2nd densest) and sits entirely in Snohomish County, served by ZIP codes 98036, 98037^[3].

With 12% of homes built since 2010 and 53% before 1980^[1], Lynnwood's plumbing runs from brand-new supply lines and fixtures to aging pipe, original valves and water heaters past their rated life.

Lynnwood is split across 2 ZIP codes: 98036 (50% of the city's land), 98037 (49% of the city's land)^[6].

The tracked suburbs closest by are Edmonds (2.7 mi SW), Bothell (5.9 mi SE) and Kirkland (10.2 mi SE)^[3].

53% of Lynnwood's 17,012 housing units predate 1980 and 12% went up in 2010 or later^[1] — the 3rd-highest pre-1980 share of the 15 Seattle-area suburbs we cover; nearby, Edmonds (61%), Bothell (27%), and Kirkland (44%) predate 1980. Houses that old can still have galvanized supply pipe or cast-iron drains — especially the 13% built before 1960.

The biggest single slice — 22% — was built 1960 to 1969, and the median home dates to 1979^[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: 0 flood or flash-flood reports within 10 miles over 2016–2025^[4], and FEMA logged 46 flood-insurance claims across Lynnwood's ZIPs^[5]. Homes that take water need working drainage, sump pumps and backflow prevention.

33% of homes heat with utility gas, and 49% of households rent^[1]. Tenants: report plumbing failures to the landlord in writing.

Out of the 15 suburbs on this site, Lynnwood has the fewest flood reports nearby (0, tied with 3 other suburbs)^[4], the 3rd-highest pre-1980 housing share (53%)^[1], the 3rd-oldest housing (by median year built) (1979)^[1], and the 3rd-lowest gas-heat share (33%)^[1].

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Requests go to Plumbing repair contractors serving the Lynnwood area — ZIP codes 98036, 98037.

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Before reaching out: before the plumber arrives

The data underneath this Lynnwood page

Lynnwood against the typical suburb we cover (median of 15)^[4]^[1]
Measure	Lynnwood	Median of 15	Difference
Flood reports (10 mi)	0	1	1 fewer
Built before 1980	53%	39%	13 pts higher
Utility-gas heat	33%	40%	7 pts lower
Built before 1960	12.6%	10.8%	2 pts higher
Renter-occupied	49%	45%	4 pts higher
Built 2010 or later	12%	13%	1 pts lower
Median year built	1979	1985	6 years older

Biggest gaps first. Medians are middle values across the Seattle-area suburbs we cover, drawn from the same sources.

How Lynnwood compares with its nearest neighbours^[4]^[5]^[3]
City	Flood reports	NFIP claims
Lynnwood	0	46
Edmonds 2.7 mi	2	32
Bothell 5.9 mi	3	15
Kirkland 10.2 mi	3	29
Everett 10.7 mi	1	53
Redmond 13.5 mi	3	17

Flood-insurance claims by ZIP code, since 1978^[5]
ZIP	Claims	Paid	Busiest year
98036	43	$1,765,911	2007 (19)
98037	3	$21,229	1978 (1)

ZIPs extend past city limits.

When Lynnwood's 17,012 housing units were built^[1]
Built	Units	Share	Margin of error
2020 or later	627	3.7%	±156
2010 to 2019	1,356	8.0%	±292
2000 to 2009	1,462	8.6%	±325
1990 to 1999	2,594	15.2%	±494
1980 to 1989	2,027	11.9%	±282
1970 to 1979	3,042	17.9%	±505
1960 to 1969	3,755	22.1%	±452
1950 to 1959	1,794	10.5%	±360
1940 to 1949	147	0.9%	±71
1939 or earlier	208	1.2%	±114

ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.

Lynnwood housing and households^[1]
Measure	Value
Housing units	17,012
Detached single-family	7,736 (45%)
Occupied homes	16,070
Owner-occupied	8,218 (51%)
Renter-occupied	7,852 (49%)
Median home value	$686,900

ACS 2020–2024 estimates.

How Lynnwood's 16,070 occupied homes are heated^[1]
Main heating fuel	Homes	Share	Margin of error
Electricity	10,132	63.0%	±687
Utility gas	5,269	32.8%	±547
Bottled or tank gas (propane, butane, etc.)	317	2.0%	±175
Fuel oil, kerosene, etc.	221	1.4%	±114
Wood	73	0.5%	±54
No fuel used	48	0.3%	±46
Other fuel	10	0.1%	±17

ZIP code areas covering Lynnwood^[6]
ZIP (ZCTA)	Share of Lynnwood's land	Share of the ZIP inside the city
98036	50%	41%
98037	49%	66%

plumbing questions from Lynnwood homeowners

Are Lynnwood homes likely to have old galvanized pipes?

Only an inspection can say, but age is the clue: 13% were built before 1960 and 53% before 1980^[1].

Which ZIP codes are covered in Lynnwood?

98036 and 98037^[6], in Snohomish County. Nearby suburbs with their own pages: Edmonds (2.7 mi), Bothell (5.9 mi), and Kirkland (10.2 mi)^[3].

I rent in Lynnwood. Who arranges the repair?

49% of occupied Lynnwood homes are rented^[1], the 4th-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

Data pulled Sep 28, 2026. Full citations and method.