Mercer County, WV solar installation & market data
Updated July 29, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Mercer County has 75 solar installations across 9 zip codes, recent growth not yet measurable, and an installs-weighted Market Score of 38.
Active installations
75
Zip markets
9
Median cost
—
12-mo growth
—
Installers active
0
County Market Score
Fair · installs-weighted across 9 zips
Best zip in Mercer County scores higher than 29% of U.S. zip markets.
Versus West Virginia
How Mercer County compares with the state
Installed cost
—
state median —/W
Market score
38 vs 38
West Virginia scores 38
Share of state installs
2.91%
of 2.6K tracked statewide
Battery attach
—
state 0.0%
Statewide momentum
▲ 24.7%
residential solar added in West Virginia, 12 months through Jul 2026
Statewide market
5.8K systems
1.0% of homes · utility-reported through Jul 2026
Growth & pricing
Mercer County by year
33 installs in the trailing twelve months vs 16 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Mercer County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|