Solar Permits in Cook County, IL

Access real-time solar permit data from Cook County, IL. Every residential and commercial solar installation requires a permit, making this dataset the most reliable leading indicator of solar activity in Cook County, IL.

23,306
Total Permits
3,613
Last 12 Months
6
Last 30 Days
$224K
Avg Value

Recent Solar Permits in Cook County, IL

Showing the 10 most recent solar permits issued in Cook County, IL. Access all 3,613 permits from the last year via the API.

IssuedAddressValueStatusContractor
2026-04-27 $8K FILED JANE SURETA
2026-04-15 $21K UNKNOWN PANDIYAN ALAGIRISAMY
2026-04-13 $372K FILED PUBLIC STORAGE 1L26407
2026-04-13 $920 FILED JOSE MONARREZ
2026-04-10 $30K FILED CARMEN PULSUCKI
2026-04-09 $20K FILED SALAM AHMAD
2026-03-31 $26K FILED IKRAM H K AHMAD
2026-03-31 $24K FILED SUNRISE SOLAR
2026-03-31 FILED RUSSELL E. PHILLIPS & JEAN L.
2026-03-31 UNKNOWN RUSSELL E. PHILLIPS & JEAN L.

Who Uses Cook County, IL Solar Permits Data?

Customer profile: solar installers, clean energy contractors, and solar sales teams.

Find homeowners who just permitted a solar installation for follow-up services, battery upgrades, or related work. Track local competitor activity and identify underserved zip codes.

API Example

Query Cook County, IL solar permits directly with a single HTTP call:

curl "https://api.permit-stack.com/v1/permits/search?city=Cook%20County&state=IL&category=SOLAR" \
  -H "X-API-Key: pk_your_key"

Or use the official Python SDK: pip install permitstack

Related Cook County, IL Permit Data

Frequently Asked Questions

How often is Cook County, IL solar permits data updated?

PermitStack ingests permits from Cook County, IL's official open data portal daily at 3 AM UTC. Most solar permits appear within 24-48 hours of issuance.

Can I filter by zip code, date range, or contractor?

Yes. The API supports filtering by zip code, date range, contractor name, estimated value, and more. See the full API documentation for query parameters.

Is solar permits data in Cook County, IL public record?

Yes. Building permits including solar permits are public records maintained by Cook County, IL's building department. PermitStack normalizes this open data into a clean, consistent API.

Who uses Cook County, IL solar permits data?

Our customers include solar installers, clean energy contractors, and solar sales teams. Find homeowners who just permitted a solar installation for follow-up services, battery upgrades, or related work. Track local competitor activity and identify underserved zip codes.

Get API access to Cook County, IL solar permits

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Data source: Official Cook County, IL open data portal. Last updated: 2026-04-27.