PanelCensus

Solar installations in Maricopa County, AZ

170,270 recorded installations in Maricopa County, Arizona — capacity, prices and the installers doing the work.

Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.

Installations
170,270
Total capacity
2.6 GW
Median price
$4.00/W
pre-incentive
Third-party owned
36%
lease / PPA

Most active

Top installers in Maricopa County

Growth

Installations by year

2005
58
2006
204
2007
222
2008
338
2009
1,406
2010
2,544
2011
3,195
2012
5,863
2013
6,413
2014
6,155
2015
7,270
2016
12,113
2017
14,514
2018
11,924
2019
11,192
2020
12,577
2021
17,383
2022
21,433
2023
21,583
2024
6,159
2025
6,539
2026
525

Frequently asked questions

How many homes have solar in Maricopa County?

PanelCensus records 170,270 solar installations in Maricopa County, Arizona (2.6 GW of capacity). Dataset coverage depends on Arizona's reporting programs, so the true total is higher.

How much does solar cost in Maricopa County?

The median installed price for recorded systems in Maricopa County is $4.00/W pre-incentive; the median system runs 8.4 kW.

Who installs solar in Maricopa County?

The most active recorded installers in Maricopa County are Tesla Energy, Titan Solar, Sunrun.

County assignment is derived from installation ZIP codes via the Census 2020 ZCTA↔county crosswalk (primary county by land-area overlap) — approximate at county boundaries. See methodology.