Gaithersburg, MD 20879 solar market data
Updated December 30, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Gaithersburg 20879 has 39 solar installations at a median installed cost of $3.75/W, recent growth not yet measurable, and a Market Score of 50 — higher than 89% of U.S. zip markets.
Versus Maryland
How 20879 compares with the state
Installed cost
$0.04/W above
state median $3.71/W
Market score
50 vs 68
Maryland scores 68
Share of state installs
0.12%
of 31.5K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▲ 35.7%
residential solar added in Maryland, 12 months through Jul 2026
Statewide market
127.7K systems
7.8% of homes · utility-reported through Jul 2026
Growth & pricing
20879 by year
23 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 20879
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| No installer has recorded systems here yet. | |||||
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 20886 Montgomery Village | 0.3 km | 30 | $3.97 | 49 |
| 20877 Gaithersburg | 3.5 km | 26 | $3.88 | 50 |
| 20876 Germantown | 4.6 km | 54 | $3.45 | 52 |
| 20855 Derwood | 5.4 km | 29 | $2.76 | 55 |
| 20882 Gaithersburg | 7.5 km | 40 | $3.24 | 53 |
| 20878 Gaithersburg | 8.8 km | 97 | $2.85 | 55 |
Same city
Other zips in Gaithersburg
Frequently asked
Quick answers about 20879
How many solar installations are there in 20879?
SolarDNA counts 39 active solar installations in Gaithersburg 20879, 39 of them residential, with data through December 30, 2022.
How much does solar cost in 20879?
The median residential system in 20879 cost $3.75 per watt over the trailing twelve months, $0.04/W above the Maryland median.
Is solar growing in 20879?
Recent growth cannot be measured yet for 20879: insufficient recent data (data runs through December 30, 2022).
Who installs solar in 20879?
No installer has enough recorded systems in 20879 to rank yet.
Is 20879 a good market for solar sales?
20879 scores 50 out of 100 (Great, higher than 89% of U.S. zip markets). With under 500 installations the score is provisional.