keyword

most populous counties in the united states

Monthly search volume and cost-per-click data for "most populous counties in the united states" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=most+populous+counties+in+the+united+states&country=us" +--------------+------------------+ | volume | 260 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-21 | +--------------+------------------+

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
largest county in us	8,100	$0	14/20
most populous counties in us	2,400	$0	20/20
most populated counties in us	2,400	$0	13/20
most populated counties in the united states	2,400	$0	12/20
counties by population	1,600	$0	16/20
what is the largest county in the united states	1,600	$0	13/20
us counties by population	1,000	$2.38	16/20
largest counties in us by population	880	$0	14/20
largest counties in the united states by population	880	$0	13/20
largest counties in the us by population	880	$0	13/20

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=most+populous+counties+in+the+united+states&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