seodata.dev

keyword

historical census population data

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

$ curl "https://api.seodata.dev/v1/keyword?q=historical+census+population+data&country=us" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 0.02 | | 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
united states population by year 5,400 $8.19 4/20
census data historical 210 $2.66 6/20
historical us census data 50 $0 6/20
historical census data by county 30 $0 9/20
historical census data by city 30 $0 6/20
historical population data 30 $0 6/20
us census historical data 30 $0 5/20
census historical population data 20 $0 10/20
old census data 20 $1.64 6/20
history of population census 10 $0 5/20

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=historical+census+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