seodata.dev

keyword

state income tax rates

Monthly search volume and cost-per-click data for "state income tax rates" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=state+income+tax+rates&country=us" +--------------+------------------+ | volume | 5,400 | | cpc | $8.11 | | competition | 0.01 | | country | US | | updated | 2026-06-06 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
income tax by state 27,100 $4.12 20/20
income taxes by state 27,100 $1.86 18/20
state income tax by state 27,100 $4.12 18/20
state income taxes 27,100 $5.32 18/20
states income tax rates 6,600 $0.91 20/20
state income tax percentage 5,400 $8.11 17/20
state income tax rate 5,400 $3.72 17/20
tax rate by state 4,400 $6.07 20/20
taxes rates by state 4,400 $3.92 19/20
what is state income tax 4,400 $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+income+tax+rates&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