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keyword

when was the transcontinental railroad start

Monthly search volume and cost-per-click data for "when was the transcontinental railroad start" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=when+was+the+transcontinental+railroad+start&country=us" +--------------+------------------+ | volume | 140 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-03-30 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
transcontinental railroad 33,100 $0.59 15/20
intercontinental railway 33,100 $0.59 12/20
transcontinental railroad completed 1,600 $0 13/20
who built the transcontinental railroad 1,300 $0 14/20
the transcontinental railroad was completed in 880 $0 18/20
continental rr 590 $2.6 13/20
when was the intercontinental railroad built 50 $0 13/20
when did the transcontinental railroad meet 30 $0 13/20
when was the intercontinental railroad completed 30 $0 13/20
when was the transcontinental railroad started and completed 20 $0 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://app.seodata.dev/v1/keyword?q=when+was+the+transcontinental+railroad+start&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