seodata.dev

keyword

illinois highway toll

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

$ curl "https://api.seodata.dev/v1/keyword?q=illinois+highway+toll&country=us" +--------------+------------------+ | volume | 4,400 | | cpc | $2.03 | | competition | 0.03 | | country | US | | updated | 2026-06-27 | +--------------+------------------+
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 tollway 246,000 $2.68 20/20
illinois tollway payments 14,800 $1.93 16/20
illinois pay toll 14,800 $1.93 15/20
tolls illinois 5,400 $2.2 20/20
toll illinois 5,400 $2.32 17/20
toll roads chicago 3,600 $2.44 20/20
chicago il tolls 3,600 $2.44 17/20
toll road in illinois 3,600 $2.8 17/20
toll roads illinois 3,600 $2.8 17/20
pay ipass toll 1,900 $1.86 16/20

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+highway+toll&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