PanelCensus

Solar installations in Arizona

311,449 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.

Installations
311,449
Total capacity
6.0 GW
Median price
$4.06/W
pre-incentive
Third-party owned
28%
lease / PPA

Most active

Top installers in Arizona

Growth

Installations by year

2005
98$2.57/W
2006
286$3.67/W
2007
348$3.56/W
2008
665$7.07/W
2009
2,842$6.79/W
2010
5,013$5.63/W
2011
5,927$5.26/W
2012
9,245$4.98/W
2013
10,996$4.50/W
2014
13,724$4.40/W
2015
17,946$4.40/W
2016
21,200$4.40/W
2017
24,197$4.27/W
2018
21,882$3.25/W
2019
19,796$3.42/W
2020
23,095$3.50/W
2021
32,518$3.86/W
2022
40,169$4.11/W
2023
38,875$4.08/W
2024
8,423$3.50/W
2025
7,718$2.09/W
2026
685$2.45/W

Bars: recorded installs · right column: median $/W that year.

By county

Solar by county in Arizona

CountyInstallsCapacityMedian $/W
Maricopa County170,2702.6 GW$4.00/W
Pima County57,430880.6 MW$4.17/W
Pinal County18,583441.5 MW$4.31/W
Yavapai County16,012202.1 MW$3.24/W
Yuma County13,610207.3 MW$3.65/W
Mohave County9,499323.9 MW$3.58/W
Cochise County2,877140.5 MW$4.35/W
Coconino County2,39622.7 MW$3.46/W
Gila County1,71041.0 MW$3.82/W
Santa Cruz County1,468193.3 MW$4.40/W
Navajo County1,24113.5 MW$3.85/W
La Paz County46948.0 MW$3.74/W
Graham County114149.0 MW$5.58/W
Apache County72138.3 MW$6.35/W
Greenlee County1496 kW$6.67/W

Counties derived from installation ZIP codes (Census ZCTA crosswalk) — approximate at boundaries. Counties with fewer than 50 recorded installs are shown but not indexed.

Frequently asked questions

How many solar installations are there in Arizona?

PanelCensus records 311,449 solar installations in Arizona, totalling 6.0 GW of capacity — 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 Arizona?

The median installed price across priced systems in Arizona is $4.06/W pre-incentive. Year-by-year medians are shown on this page.

Who are the biggest solar installers in Arizona?

Tesla Energy has the most recorded installations in Arizona (52,509), followed by Titan Solar (37,851).