Maple Valley, WA solar installation & market data
Updated December 3, 2020Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Maple Valley has 31 solar installations across 1 zip code at a median installed cost of $3.33/W, recent growth not yet measurable, and an installs-weighted Market Score of 44.
Active installations
31
Zip markets
1
Median cost
$3.33/W
12-mo growth
—
Installers active
1
City Market Score
Good · installs-weighted across 1 zips
Best zip in Maple Valley scores higher than 64% of U.S. zip markets.
Versus Washington
How Maple Valley compares with the state
Installed cost
$0.12/W below
state median $3.45/W
Market score
44 vs 39
Washington scores 39
Share of state installs
0.42%
of 7.4K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▼ 13.4%
residential solar added in Washington, 12 months through Jul 2026
Statewide market
61.6K systems
3.1% of homes · utility-reported through Jul 2026
Growth & pricing
Maple Valley by year
1 installs in the trailing twelve months vs 6 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Maple Valley
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | FREEDOM FOREVER | 1 | 0 | 1 | $4.50 |
Zip markets
Zips in Maple Valley
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 98038 | 31 | $3.33 | 44 C |