keyword

when was last census

Monthly search volume and cost-per-click data for "when was last census" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=when+was+last+census&country=us" +--------------+------------------+ | volume | 1,900 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-08 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
census data	14,800	$3.69	11/20
united states census data	8,100	$2.59	10/20
when was the last census	2,400	$0	20/20
census of population	2,400	$0	11/20
us census of population	1,300	$0	10/20
when was the last us census	880	$0	10/20
when census	720	$0	10/20
when was the last census taken in the united states	720	$0	10/20
census last	390	$0	11/20
when was the last census taken	320	$0	12/20

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=when+was+last+census&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt