Chicago, IL solar installation & market data

Updated October 1, 2026 By The SolarDNA Data Team

Chicago has 7,514 solar installations across 54 zip codes at a median installed cost of $7.80/W, installations down 21.4% over the trailing twelve months, and an installs-weighted Market Score of 41.

See Chicago on the map Illinois market

Active installations

7,514

Zip markets

Median cost

$7.80/W

12-mo growth

▼ 21.4%

Installers active

City Market Score

Good · installs-weighted across 54 zips

Best zip in Chicago scores higher than 85% of U.S. zip markets.

Versus Illinois

How Chicago compares with the state

Installed cost

$1.24/W above

state median $6.56/W

Market score

41 vs 43

Illinois scores 43

Share of state installs

6.67%

of 112.7K tracked statewide

Battery attach

0.0%

state 0.0%

Statewide momentum

▲ 23.1%

residential solar added in Illinois, 12 months through Jul 2026

Statewide market

136.9K systems

4.0% of homes · utility-reported through Jul 2026

Next-12-month outlook: 807–1,001 installs (midpoint 904)

Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±11% band. Not a forecast of permits or policy.

Growth & pricing

Chicago by year

1,012 installs in the trailing twelve months vs 1,288 before

Installations by year

Median installed cost, $/W DC by year

Installer comp set

Who installs in Chicago

Summed across every zip in the city

Export CSV

#	Installer	Installs	12-mo	Zips	$/W
1	SUNRUN	932	398	39	—
2	BRIGHT PLANET SOLAR	183	103	33	—
3	FRESH COAST SOLAR	134	68	33	—
4	FREEDOM FOREVER	116	48	33	—
5	CERTASUN	95	45	32	—
6	WINDFREE WIND & SOLAR ENERGY	40	22	20	—
7	LGCY POWER	39	26	24	—
8	TRON SOLAR	35	15	22	—
9	VIVINT SOLAR DEVELOPER	33	5	14	—
10	AILEY SOLAR ELECTRIC	25	11	18	—
11	FREE WORLD SOLAR	23	0	18	—
12	TESLA	21	10	13	—
13	EARTH WIND AND SOLAR ENERGY	20	10	12	—
14	TITAN SOLAR POWER	19	5	15	—
15	ION SOLAR	18	17	16	—
16	GOODPWR	17	16	11	—
17	REVOLUTION ENERGY SYSTEMS	16	12	11	—
18	SIGE ELECTRIC	14	4	10	—
19	WINDFREE SOLAR	14	3	10	—
20	SOLAR ENERGY OF ILLINOIS	14	7	3	—
21	MIDWEST SOLUTIONS	13	13	8	—
22	WOLFPACK ELECTRIC	13	13	6	—
23	QUALITY SOLAR	11	7	9	—
24	PALMETTO SOLAR	10	0	6	—
25	FREE WORLD DBA FREE WORLD SOLAR	10	10	6	—

Zip markets

Zips in Chicago

Ranked by installations · click for the zip market

Zip	Installs	$/W	Score
60629	608	—	38 D
60652	443	—	34 D
60643	424	—	49 B
60634	393	—	43 C
60620	367	—	37 D
60628	366	—	43 C
60638	355	—	41 C
60617	333	—	41 C
60619	325	—	43 C
60630	302	—	43 C
60641	293	—	42 C
60632	273	—	42 C
60618	230	—	42 C
60639	230	—	42 C
60625	215	—	42 C
60647	156	—	42 C
60631	143	—	42 C
60651	138	—	42 C
60646	128	—	42 C
60655	109	—	42 C
60608	109	—	42 C
60609	108	—	42 C
60637	105	—	42 C
60656	98	—	41 C
60645	98	—	41 C
60623	91	—	41 C
60633	87	—	41 C
60640	85	—	41 C
60622	84	—	41 C
60659	83	—	41 C
60649	82	—	41 C
60614	63	—	41 C
60626	61	—	41 C
60657	58	$7.80	31 F
60636	57	—	41 C
60644	54	—	41 C
60615	46	—	41 C
60612	43	—	41 C
60660	42	—	41 C
60624	41	—	41 C
60653	40	—	41 C
60613	40	—	41 C
60621	38	—	41 C
60616	30	—	41 C
60605	11	—	41 C
60642	9	—	41 C
60607	8	—	41 C
60610	5	—	41 C
60606	2	—	41 C
60654	1	—	41 C
60611	1	—	41 C
60604	1	—	41 C
60602	1	—	41 C
60691	1	—	42 C