seodata.dev

keyword

1940s census

Monthly search volume and cost-per-click data for "1940s census" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=1940s+census&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $2.01 | | competition | 0.11 | | country | US | | updated | 2026-06-08 | +--------------+------------------+
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
census for 1940 3,600 $2.01 14/20
search 1940 census by name 2,900 $1.11 20/20
1940 census name search 2,900 $0.66 18/20
1940 census 2,900 $1.92 16/20
us census 1940 2,900 $1.99 15/20
1940 census search by name 1,900 $1.46 13/20
us census 1940 records 480 $2.29 13/20
search the 1940 census 260 $2.65 14/20
census 1940 140 $1.99 14/20
census data 1940 70 $1.48 14/20

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=1940s+census&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