keyword

census historical population data

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

$ curl "https://api.seodata.dev/v1/keyword?q=census+historical+population+data&country=us" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-12 | +--------------+------------------+

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
united states population by year	5,400	$8.19	5/20
us population by year	5,400	$8.19	5/20
us population per year	5,400	$25.27	4/20
census records usa	2,900	$2.17	4/20
census population	2,400	$0	4/20
historical census data by county	30	$0	7/20
historical census data by city	30	$0	5/20
historical population data	30	$0	5/20
historical census population data	20	$0	10/20
us census population by year	20	$0	8/20

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+historical+population+data&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