keyword

census history

Monthly search volume and cost-per-click data for "census history" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=census+history&country=us" +--------------+------------------+ | volume | 140 | | cpc | $3.19 | | competition | 0.1 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

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
when was the last census	2,400	$0	9/20
when was the census	720	$0	8/20
when did census begin	390	$0	8/20
history of the census	140	$3.19	15/20
history of us census	140	$3.4	12/20
history of united states census	140	$3.4	11/20
history of the us census	140	$3.4	10/20
history of the united states census	140	$1.02	9/20
when was the census created	70	$0	8/20
when census started	30	$0	10/20

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=census+history&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