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keyword

1920s census

Monthly search volume and cost-per-click data for "1920s census" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=1920s+census&country=us" +--------------+------------------+ | volume | 260 | | cpc | $2.08 | | competition | 0.32 | | country | US | | updated | 2026-06-02 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
1920 census 1,900 $1.74 20/20
1920 us census 1,900 $1.48 20/20
1920 united states census 1,900 $1.92 14/20
us 1920 census 1,900 $1.74 14/20
united states 1920 census 1,900 $1.74 12/20
1920 united states federal census 1,900 $1.81 11/20
us census 1920 260 $2.08 15/20
1920's census 260 $1.81 10/20
1920 federal census 90 $2.12 12/20
1920 census data 50 $2.35 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://app.seodata.dev/v1/keyword?q=1920s+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