seodata.dev

keyword

illinois il

Monthly search volume and cost-per-click data for "illinois il" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=illinois+il&country=us" +--------------+------------------+ | volume | 260 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-24 | +--------------+------------------+
All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
illinois 368,000 $2.5 20/20
il illinois 368,000 $1.99 18/20
state of illinois 9,900 $0.44 19/20
state illinois 9,900 $0 18/20
il state 9,900 $0 17/20
state il us 9,900 $0 17/20
government illinois 3,600 $0 15/20
illinois homepage 2,400 $0 16/20
the state of illinois 480 $0 20/20
illinois states 260 $0 15/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://api.seodata.dev/v1/keyword?q=illinois+il&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt