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United States › California › Riverside County

Riverside County, CA solar installation & market data

Updated May 19, 2026 By The SolarDNA Data Team
Riverside County has 209,270 solar installations across 91 zip codes at a median installed cost of $4.23/W, installations down 0.3% over the trailing twelve months, and an installs-weighted Market Score of 49.
Active installations
209,270
Zip markets
91
Median cost
$4.23/W
12-mo growth
▼ 0.3%
Installers active
2,321
49
County Market Score
Great · installs-weighted across 91 zips
Best zip in Riverside County scores higher than 99% of U.S. zip markets.
Versus California

How Riverside County compares with the state

Installed cost
$0.03/W below
state median $4.26/W
Market score
49 vs 53
California scores 53
Share of state installs
9.26%
of 2.3M tracked statewide
Battery attach
17.5%
state 12.7%
Statewide momentum
▲ 1.1%
residential solar added in California, 12 months through Jul 2026
Statewide market
2.3M systems
30.9% of homes · utility-reported through Jul 2026
Next-12-month outlook: 14,781–18,065 installs (midpoint 16,423)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±10% band. Not a forecast of permits or policy.
Growth & pricing

Riverside County by year

16,448 installs in the trailing twelve months vs 16,502 before

Installations by year
Median installed cost, $/W DC by year
Installer comp set

Who installs in Riverside County

Summed across every zip in the county

Export CSV
#InstallerInstalls12-moZips$/W
1SUNRUN32,8425,99067$4.16
2SUNPOWER24,79146264$4.39
3TESLA17,43856973$4.86
4RENOVA ENERGY8,81125742$4.03
5SUNGEVITY6,582069$3.93
6SUNNOVA ENERGY5,768040$3.81
7SOLCIUS5,739359$4.32
8BRIGHT OPS5,25076061$4.40
9FREEDOM FOREVER5,22447359$3.98
10VERENGO3,533060$3.50
11SOLARMAX3,075064$3.40
12CURRENT HOME SOLAR2,560057$4.82
13HOT PURPLE ENERGY2,50817218$3.45
14LEONARD ROOFING2,484132$2.38
15SEMPER SOLARIS2,3579060$4.24
16INFINITY ENERGY1,9491358$4.45
17ESP CONTRACTING1,862055$4.09
18PRECIS SOLAR1,732160$3.98
19SUNSTREET ENERGY GROUP1,672019$3.75
20NEW DAY SOLAR1,65514555$3.36
21COMPLETE SOLAR1,52420856$4.02
22BAKER ELECTRIC SOLAR1,151049$3.87
23V3 ELECTRIC1,13620649$3.90
24EXO ENERGY1,11112955$3.81
25PETERSENDEAN1,110059$3.88
Zip markets

Zips in Riverside County

Ranked by installations · click for the zip market

ZipInstalls$/WScore
9258412,519$4.2545 C
922239,502$4.5140 C
925639,320$4.1945 C
925968,679$4.2550 B
925928,525$4.2551 A
928807,714$3.9262 A
925627,533$4.2559 A
922346,623$4.1750 B
925306,353$4.5047 B
928835,696$4.2644 C
922625,679$4.0555 A
925095,508$4.2550 B
922705,458$4.2553 A
925915,422$4.1546 B
925854,869$4.2560 A
922604,708$4.1347 B
925714,577$4.5645 C
925454,439$4.2542 C
922404,375$4.1757 A
925954,318$4.2539 D
928824,159$4.1056 A
925574,140$4.4456 A
922113,988$4.0155 A
925323,968$4.5043 C
925443,888$4.4046 B
925703,598$4.3553 A
922643,460$4.1752 A
917523,353$3.1559 A
925533,254$4.5643 C
925863,218$4.0651 A
928813,001$4.0351 A
925072,783$4.2537 D
925032,758$3.7945 C
925822,749$4.2561 A
925832,739$4.2547 B
925872,735$4.0950 B
925432,617$4.2546 B
925552,360$4.3945 C
928602,340$4.1548 B
928792,151$4.2747 B
922101,952$3.9249 B
925511,894$4.5136 D
923201,718$4.2545 C
922251,305$4.3455 A
925041,100$4.2556 A
925481,085$4.2534 D
92567946$4.4643 C
92590671$4.8039 C
92508567$4.2541 C
92878345$4.2840 C
92241284$4.1340 C
92201279$5.1036 D
92203215$5.1035 D
92253200$5.0036 D
92549191$4.4838 D
92501173$4.2239 C
92247158$7.5829 F
92506149$4.4038 D
92282137$4.3938 D
92220134$4.4238 D
92236121$5.1035 D
92230116$4.2739 C
9253198$4.4638 D
9253659$4.4138 D
9287737$4.2539 D
9251437$3.0544 C
9258927$4.8036 D
9227426$4.3538 D
9223921$3.5042 C
9256120$3.5842 C
9251817$2.7246 B
9227617$5.1034 D
9225814$3.6841 C
9258113$4.0439 C
925059$3.3443 C
922548$4.1139 C
925938$4.2538 D
922637$3.8740 C
925526$3.7741 C
925465$4.5037 D
925644$4.6936 D
922264$3.7041 C
922353$2.9644 C
922553$6.5028 F
925562$4.8036 D
925992$3.1244 C
925172$5.2234 D
925392$4.4138 D
925191$7.2328 F
925541$10.5028 F
922611$2.7945 C