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Electrical repair · Sammamish, Washington

Electrician for repairs and upgrades in Sammamish, WA

Breaker keeps tripping, outlets dead, planning a panel upgrade or EV charger? 11% of Sammamish's homes date from 1960–1979[1] and 1% from 2020 or later. Request a licensed electrician who works here. Sammamish, in King County — ZIPs 98075, 98074, counts 66,110 residents (2025 estimate)[2].

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Sammamish electrical snapshot: the key figures

Population (2025 est.)
66,110[2]-2.0% since 2020
County
King[2]
Land area
20.4 sq mi[3]
Population density
3,236 / sq mi[2][3]
Homes built 1960–1979
11%[1]the lowest share of the 15 Seattle-area suburbs we cover
Homes built before 1960
1%[1]2020–2024
Homes built 2020 or later
1%[1]2020–2024
Homes heated with electricity
26%[1]the lowest share of the 15 Seattle-area suburbs we cover
Lightning-damage reports within 10 mi
0[4]2016–2025
Damaging-wind reports within 10 mi
0[4]2016–2025

What the local data means for electrical in Sammamish

Sammamish is one of the most established suburbs tracked here — 66,110 people (2025 estimate), down just 2.0% since 2020[2]. It covers 20.4 square miles (3,236 residents per square mile, the 13th densest), sits entirely in King County, in ZIP codes 98075, 98074[3].

New construction arrives with 200-amp panels and room to grow; the older homes nearby are the ones where panels fill up, double-taps appear, and an EV charger triggers a load calculation.

2 ZIP codes cover Sammamish — 98075 (46% of the city's land), 98074 (44% of the city's land)[5].

The closest tracked neighbours are Issaquah (3.5 mi S), Bellevue (5.5 mi W) and Redmond (6.8 mi NW)[3].

11% of Sammamish's housing was built in 1960–1979[1] — the lowest share of the 15 Seattle-area suburbs we cover; nearby, Issaquah (13%), Bellevue (34%), and Redmond (23%). That window includes roughly 1965–1973, when some homes got aluminum branch wiring[6].

26% of Sammamish homes heat with electricity and 72% with gas[1] — the lowest share of the 15 Seattle-area suburbs we cover (Issaquah (52%), Bellevue (52%), and Redmond (59%) nearby). Gas-heated homes often have more panel headroom, but only a load calculation tells.

No wind or lightning damage reports fall within 10 miles for 2016–2025[4].

1% of Sammamish's housing is from 2020 or later[1] — new enough that builder warranties still apply to many electrical defects.

Out of the 15 suburbs on this site, Sammamish has the lowest share of homes built 1960–79 (11%)[1], the highest share of detached houses (81%)[1], and the highest median home value ($1,407,300)[1].

Get electrical help in Sammamish

Requests go to Electrical repair contractors serving the Sammamish area — ZIP codes 98075, 98074.

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Before you call: when to call an electrician now

Whose wiring is it? Sammamish homes by building type

81%[1] of Sammamish's homes are detached houses with their own panel, so panel upgrades and EV chargers are the owner's decision — and the owner's permit.

After detached houses, the biggest group is 10–19 units: 1,064 of 22,610 housing units[1].

Sammamish's 22,610 housing units by building type, 2020–2024[1]
Building typeUnitsShareMargin of error
Detached house18,39481.4%±493
Attached house (townhouse, rowhouse)9344.1%±328
3–4 units7763.4%±259
5–9 units6262.8%±208
10–19 units1,0644.7%±380
20–49 units1960.9%±108
50 or more units5102.3%±178
Mobile home1100.5%±81

Margins of error are the Census Bureau’s 90% intervals; small categories in small cities are rough.

The data underneath this Sammamish page

Sammamish against the typical suburb we cover (median of 15)[1]
MeasureSammamishMedian of 15Difference
Median home value$1,407,300$686,900105% higher
Built before 19601.5%10.8%9 pts lower
Built 1980–9954%31%22 pts higher
Detached single-family81%51%31 pts higher
Built 1960–7911%25%13 pts lower
Owner-occupied83%55%27 pts higher

Sorted by largest difference. Each median is the middle value across the covered Seattle-area suburbs, from the same sources.

When Sammamish's 22,610 housing units were built[1]
BuiltUnitsShareMargin of error
2020 or later1350.6%±73
2010 to 20192,73712.1%±332
2000 to 20094,68420.7%±375
1990 to 19996,27627.8%±602
1980 to 19895,84525.9%±479
1970 to 19791,9868.8%±351
1960 to 19696092.7%±159
1950 to 19591730.8%±82
1940 to 1949480.2%±39
1939 or earlier1170.5%±57

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

ZIP code areas covering Sammamish[5]
ZIP (ZCTA)Share of Sammamish's landShare of the ZIP inside the city
9807546%98%
9807444%86%

Common Sammamish electrical questions

Could my Sammamish house have aluminum wiring?

Possibly, if built or rewired roughly 1965–1973[6]; 11% of Sammamish homes date from 1960–1979[1].

Which Sammamish ZIP codes are covered?

98075 and 98074[5] — King County. Neighbouring suburbs with their own pages: Issaquah (3.5 mi), Bellevue (5.5 mi), and Redmond (6.8 mi)[3].

Sources

  1. Census ACS 2020–2024 5-year (keyless bulk)
  2. Census population estimates, Vintage 2025
  3. Census Gazetteer 2025
  4. NOAA Storm Events Database
  5. Census 2020 ZCTA–place file
  6. CPSC, Repairing Aluminum Wiring (link unverified)

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