Wilmington, DE 19804 solar market data
Updated December 17, 2024Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Wilmington 19804 has 112 solar installations at a median installed cost of $5.00/W, recent growth not yet measurable, and a Market Score of 43 — higher than 57% of U.S. zip markets.
Versus Delaware
How 19804 compares with the state
Installed cost
$0.55/W above
state median $4.45/W
Market score
43 vs 31
Delaware scores 31
Share of state installs
1.33%
of 8.4K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▼ 77.1%
residential solar added in Delaware, 12 months through Jul 2026
Statewide market
15.4K systems
5.1% of homes · utility-reported through Jul 2026
Growth & pricing
19804 by year
14 installs in the trailing twelve months vs 27 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 19804
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 2 | 0 | 6.7 | $5.11 |
| 2 | ADVANCED SOLAR | 1 | 0 | 4.4 | $3.18 |
| 3 | LIBERTY ELECTRIC | 1 | 0 | 4.8 | $4.01 |
| 4 | SUNGEVITY | 1 | 0 | 4 | $4.71 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 19805 Wilmington | 4.3 km | 130 | $5.00 | 43 |
| 19808 Wilmington | 4.5 km | 286 | $4.66 | 46 |
| 19801 Wilmington | 6.3 km | 34 | $5.00 | 43 |
| 19806 Wilmington | 6.5 km | 25 | $4.97 | 43 |
| 19802 Wilmington | 8.5 km | 59 | $5.13 | 42 |
| 19807 Wilmington | 8.7 km | 59 | $4.82 | 44 |
Same city
Other zips in Wilmington
Frequently asked
Quick answers about 19804
How many solar installations are there in 19804?
SolarDNA counts 112 active solar installations in Wilmington 19804, 102 of them residential, with data through December 17, 2024.
How much does solar cost in 19804?
The median residential system in 19804 cost $5.00 per watt over the trailing twelve months, $0.55/W above the Delaware median.
Is solar growing in 19804?
Recent growth cannot be measured yet for 19804: insufficient recent data (data runs through December 17, 2024).
Who installs solar in 19804?
TESLA, ADVANCED SOLAR, LIBERTY ELECTRIC lead the 4 installers with systems in 19804. The full comp set is above.
Is 19804 a good market for solar sales?
19804 scores 43 out of 100 (Good, higher than 57% of U.S. zip markets). With under 500 installations the score is provisional.