Solar installations in Iowa
77 recorded installations — prices, growth by year, county breakdown and the installers doing the work.
Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.
† Iowa is under-reported. Public solar data is incomplete here, so the 0.01% homes-with-solar figure is a floor — the true rate is higher. See how complete each state's data is on the coverage scorecard.
Most active
Top installers in Iowa
| # | Installer | Installs in IA |
|---|
Growth
Installations by year
New installs per year and the running cumulative total, plus % of homes with solar (ACS housing units).
By county
Solar by county in Iowa
| County | Installs | % homes | Capacity | Median $/W |
|---|---|---|---|---|
| Black Hawk Countylimited | 3 | 0.01% | 7.9 MW | — |
| Dubuque Countylimited | 3 | 0.01% | 6.5 MW | — |
| Linn Countylimited | 3 | 0.00% | 54.5 MW | — |
| Marshall Countylimited | 3 | 0.02% | 3.4 MW | $4.55/W |
| Mitchell Countylimited | 3 | 0.06% | 3.6 MW | — |
| Adair Countylimited | 2 | 0.06% | 31.8 MW | — |
| Dallas Countylimited | 2 | 0.01% | 1.3 MW | — |
| Franklin Countylimited | 2 | 0.04% | 9.3 MW | — |
| Story Countylimited | 2 | 0.01% | 3.6 MW | — |
| Boone Countylimited | 1 | 0.01% | 1.3 MW | — |
| Cedar Countylimited | 1 | 0.01% | 2.3 MW | — |
| Clayton Countylimited | 1 | 0.01% | 1.6 MW | — |
| Davis Countylimited | 1 | 0.03% | 1.8 MW | — |
| Hardin Countylimited | 1 | 0.01% | 5 kW | — |
| Johnson Countylimited | 1 | 0.00% | 3.9 MW | — |
| Louisa Countylimited | 1 | 0.02% | 0 kW | — |
| Lucas Countylimited | 1 | 0.03% | 2.9 MW | — |
| Poweshiek Countylimited | 1 | 0.01% | 3.9 MW | — |
| Union Countylimited | 1 | 0.02% | 58.0 MW | — |
| Webster Countylimited | 1 | 0.01% | 0 kW | — |
| Winnebago Countylimited | 1 | 0.02% | 4.0 MW | — |
| Winneshiek Countylimited | 1 | 0.01% | 2.0 MW | — |
| Woodbury Countylimited | 1 | 0.00% | 5.2 MW | — |
| Wright Countylimited | 1 | 0.02% | 12 kW | — |
Counties derived from installation ZIP codes (Census ZCTA crosswalk) — approximate at boundaries. Counties marked limited have under 10 recorded installs, so their medians and penetration are indicative only. % homes = recorded installs ÷ housing units (U.S. Census ACS 5-Year, B25001).
Search every recorded Iowa installation — by installer, size, date, storage and equipment.
Search IA sites →Developers
Top solar developers in Iowa
| # | Developer | Systems |
|---|---|---|
| 1 | Western Iowa Power Coop | 4 |
Developer/EPC named on the permit or program record — often the same firm as the installer.
Frequently asked questions
How many solar installations are there in Iowa?
PanelCensus records 77 solar installations in Iowa, totalling 257.2 MW of capacity — about 0.01% of the state's 1,427,175 housing units (U.S. Census ACS) — compiled from LBNL's Tracking the Sun, city permit records, state programs and USGS/EIA utility-scale data. (Coverage depends on what the state publishes, so actual totals are higher.)
How much does solar cost per watt in Iowa?
The Iowa records in the dataset do not include enough price data to compute a reliable median.
Who are the biggest solar installers in Iowa?
No resolved installers recorded.