AC & heating repair · Renton, Washington
AC repair and HVAC service in Renton, WA
AC quit, heat pump struggling, or a system near the end of its life? In Renton, 56% of homes heat with electricity[1] and half were built before 1988. Request service from HVAC contractors working here. Renton, in King County — ZIPs 98057, 98056, 98055, 98059, 98058, counts 104,975 residents (2025 estimate)[2].
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The Renton HVAC picture in brief
- Population (2025 est.)
- 104,975[2]-1.8% since 2020
- County
- King[2]
- Land area
- 23.5 sq mi[3]
- Homes heated with electricity
- 56%[1]the 7th-highest share of the 15 Seattle-area suburbs we cover
- Homes heated with utility gas
- 41%[1]plus 1% propane/LP
- Lightning-damage reports within 10 mi
- 0[4]2016–2025; power surges damage HVAC control boards
- Damaging-wind reports within 10 mi
- 0[4]2016–2025; wind-blown debris damages outdoor condenser units
- Homes built before 2000
- 69%[1]of 42,551 housing units
- Median year built
- 1988[1]the 6th-newest of the 15 Seattle-area suburbs we cover
Reading the Renton data for HVAC
Renton is one of the most established suburbs tracked here — 104,975 people (2025 estimate), down just 1.8% since 2020[2]. The city spans 23.5 square miles at 4,459 residents per square mile (the 7th densest) and sits entirely in King County, served by ZIP codes 98057, 98056, 98055, 98059, 98058[3].
Only 11% of Renton's homes were built in 2010 or later, against 69% before 2000[1] — most systems here are past any builder warranty, and older homes often keep their original ductwork.
5 ZIP codes cover Renton — 98057 (26% of the city's land), 98056 (23% of the city's land), 98055 (19% of the city's land), 98059 (16% of the city's land), 98058 (16% of the city's land)[5].
The tracked suburbs closest by are Kent (6.2 mi S), Issaquah (8.2 mi NE) and Bellevue (8.4 mi N)[3].
56% of occupied Renton homes heat with electricity, 41% with utility gas and 1% with propane[1] — the 7th-highest electric share of the 15 Seattle-area suburbs we cover; nearby, Kent (56%), Issaquah (52%), and Bellevue (52%) heat electrically. Electric heat usually means one outdoor unit doing both jobs.
Storm exposure for HVAC hardware: 0 lightning-damage reports within 10 miles; 0 damaging-wind reports within 10 miles in 2016–2025[4].
69% of Renton's 42,551 housing units were built before 2000 and 11% since 2010[1] (pre-2000 share nearby: Kent (78%), Issaquah (43%), and Bellevue (73%)). Older homes often keep original ductwork.
How air moves through a central system
Return, filter, air handler, supply ducts: a clogged filter slows the whole loop.
Finding HVAC help around Renton
Your request reaches AC & heating repair contractors who serve Renton (ZIP codes 98057, 98056, 98055, 98059, 98058).
Before reaching out: repair or replace? what a good hvac visit covers
The Renton numbers behind this page
| Measure | Renton | Median of 15 | Difference |
|---|---|---|---|
| Propane / LP heat | 1.4% | 1.1% | about the same |
| Built 2010 or later | 11% | 13% | 2 pts lower |
| Built before 2000 | 69% | 73% | 4 pts lower |
| Utility-gas heat | 41% | 40% | about the same |
| Electric heat | 56% | 56% | about the same |
| Median year built | 1988 | 1985 | 3 years newer |
Sorted by largest difference. Each median is the middle value across the covered Seattle-area suburbs, from the same sources.
| Main heating fuel | Homes | Share | Margin of error |
|---|---|---|---|
| Electricity | 22,870 | 56.2% | ±1,010 |
| Utility gas | 16,481 | 40.5% | ±855 |
| Bottled or tank gas (propane, butane, etc.) | 584 | 1.4% | ±264 |
| Fuel oil, kerosene, etc. | 271 | 0.7% | ±113 |
| No fuel used | 229 | 0.6% | ±106 |
| Other fuel | 142 | 0.3% | ±115 |
| Wood | 95 | 0.2% | ±72 |
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 266 | 0.6% | ±141 |
| 2010 to 2019 | 4,433 | 10.4% | ±494 |
| 2000 to 2009 | 8,399 | 19.7% | ±601 |
| 1990 to 1999 | 6,914 | 16.2% | ±655 |
| 1980 to 1989 | 5,902 | 13.9% | ±690 |
| 1970 to 1979 | 5,154 | 12.1% | ±606 |
| 1960 to 1969 | 5,320 | 12.5% | ±521 |
| 1950 to 1959 | 3,074 | 7.2% | ±440 |
| 1940 to 1949 | 1,762 | 4.1% | ±350 |
| 1939 or earlier | 1,327 | 3.1% | ±271 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| Measure | Value |
|---|---|
| Housing units | 42,551 |
| Detached single-family | 21,605 (51%) |
| Occupied homes | 40,672 |
| Owner-occupied | 22,106 (54%) |
| Renter-occupied | 18,566 (46%) |
| Median home value | $672,600 |
ACS 2020–2024 estimates.
| ZIP (ZCTA) | Share of Renton's land | Share of the ZIP inside the city |
|---|---|---|
| 98057 | 26% | 100% |
| 98056 | 23% | 71% |
| 98055 | 19% | 100% |
| 98059 | 16% | 23% |
| 98058 | 16% | 20% |
Renton HVAC questions
Are heat pumps common in Renton?
56% of Renton homes heat with electricity[1], which means a heat pump or electric resistance heat.
How old are Renton's homes — and their HVAC systems?
The median home dates to 1988, and 11% were built in 2010 or later[1]. Your own system may have been replaced since — the outdoor unit's data plate shows when it was made.
Sources
- Census ACS 2020–2024 5-year (keyless bulk)
- Census population estimates, Vintage 2025
- Census Gazetteer 2025
- NOAA Storm Events Database
- Census 2020 ZCTA–place file
Data pulled Sep 28, 2026. Full citations and method.