Keyword · US · updated 2026-06-21
illinois income tax
- Monthly searches
- 6,600
- CPC
- $8.07
- Competition
- 0
Also searched
- illinois state income tax 14,800
- illinois state tax 14,800
- state taxes illinois 14,800
- illinois tax 12,100
Monthly average for US, from the Google Ads API: the same numbers you'd see in Google Ads.
Get this inside your AI assistant
Connect seodata.dev over MCP and Claude, ChatGPT or Muse can look up any keyword while they work. Ask in plain language, get these numbers back.
https://mcp.seodata.dev/mcp
20 free lookups a day, no account needed.
Related keywords
Keywords with overlapping search results. Similar volume and high overlap means the same search intent, so you can target either.
| Keyword | Volume | CPC | Overlap |
|---|---|---|---|
| illinois state income tax | 14,800 | $9.08 | 20/20 |
| illinois state tax | 14,800 | $19.73 | 20/20 |
| state taxes illinois | 14,800 | $3.45 | 18/20 |
| illinois tax | 12,100 | $11.25 | 20/20 |
| illinois taxes | 12,100 | $7.59 | 19/20 |
| taxes illinois | 12,100 | $11.25 | 19/20 |
| income tax illinois | 6,600 | $8.07 | 20/20 |
| illinois income tax rate | 5,400 | $0.00 | 20/20 |
| illinois state income tax rate | 4,400 | $7.47 | 20/20 |
| does illinois have state income tax | 1,600 | $0.00 | 20/20 |
For AI agents: query this keyword over HTTP
$ curl "https://api.seodata.dev/v1/keyword?q=illinois+income+tax&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