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Prices here are state averages across all utilities and rate plans, from the U.S. Energy Information Administration — not the rate on any one bill. Generation-mix figures are reported annually, not real time.

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Solar Power in Iowa

Net generation and share of the state power mix, 2025 — U.S. Energy Information Administration.

Solar generation (2025)
1,299 thousand MWh
Share of state power mix
1.75%
National rank (solar output)
#34
U.S. average share
6.68%

Solar share of Iowa's power mix over time

2001: 2025: 1.75%

Year by year

YearSolar (thousand MWh)Share of state mix
20251,2991.75%
20246630.94%
20235210.75%
20223860.53%
20212250.33%
2020220.04%
2019150.02%
2018110.02%
201750.01%
201600%
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001

Source: U.S. Energy Information Administration, electric power operational data (net generation by state and energy source). "Share of state mix" is this fuel's net generation as a percentage of all in-state net generation.

Solar Power in Iowa | EnergyAtlasUSA