seodata.dev

keyword

state illinois

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

$ curl "https://app.seodata.dev/v1/keyword?q=state+illinois&country=us" +--------------+------------------+ | volume | 9,900 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-14 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
department of illinois 49,500 $3.54 20/20
il state 9,900 $2.38 20/20
state il us 9,900 $0 20/20
state of illinois 9,900 $0.44 20/20
state in illinois 9,900 $0 18/20
illinois gov 5,400 $3.64 18/20
illinois government 5,400 $3.64 18/20
the state of illinois 2,400 $0 20/20
illinois states 1,000 $0 20/20
state of il 720 $0 18/20

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://app.seodata.dev/v1/keyword?q=state+illinois&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