Wilmington, DE 19803 solar market data
Updated October 7, 2024Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Wilmington 19803 has 156 solar installations at a median installed cost of $4.05/W, recent growth not yet measurable, and a Market Score of 48 — higher than 79% of U.S. zip markets.
Versus Delaware
How 19803 compares with the state
Installed cost
$0.40/W below
state median $4.45/W
Market score
48 vs 31
Delaware scores 31
Share of state installs
1.85%
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
19803 by year
14 installs in the trailing twelve months vs 31 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 19803
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | LIBERTY SERVICES | 8 | 0 | 5.41 | $3.67 |
| 2 | SUNGEVITY | 2 | 0 | 9.56 | $4.58 |
| 3 | ADVANCED SOLAR | 1 | 0 | 7.92 | $5.03 |
| 4 | CLEAN ENERGY USA | 1 | 0 | 2.25 | $12.00 |
| 5 | FLEXERA | 1 | 0 | 12.6 | $3.08 |
| 6 | KW SOLAR SOLUTIONS | 1 | 0 | 5.76 | $3.20 |
| 7 | SUNTRICITY | 1 | 0 | 3.53 | $4.35 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 19810 Wilmington | 3.1 km | 184 | $4.35 | 47 |
| 19809 Wilmington | 4.4 km | 73 | $5.00 | 43 |
| 19802 Wilmington | 4.8 km | 59 | $5.13 | 42 |
| 19806 Wilmington | 5.4 km | 25 | $4.97 | 43 |
| 19703 Claymont | 5.7 km | 92 | $4.86 | 44 |
| 19801 Wilmington | 7.0 km | 34 | $5.00 | 43 |
Same city
Other zips in Wilmington
Frequently asked
Quick answers about 19803
How many solar installations are there in 19803?
SolarDNA counts 156 active solar installations in Wilmington 19803, 148 of them residential, with data through October 7, 2024.
How much does solar cost in 19803?
The median residential system in 19803 cost $4.05 per watt over the trailing twelve months, $0.40/W below the Delaware median.
Is solar growing in 19803?
Recent growth cannot be measured yet for 19803: insufficient recent data (data runs through October 7, 2024).
Who installs solar in 19803?
LIBERTY SERVICES, SUNGEVITY, ADVANCED SOLAR lead the 7 installers with systems in 19803. The full comp set is above.
Is 19803 a good market for solar sales?
19803 scores 48 out of 100 (Great, higher than 79% of U.S. zip markets). With under 500 installations the score is provisional.