keyword

capital railroad

Monthly search volume and cost-per-click data for "capital railroad" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=capital+railroad&country=us" +--------------+------------------+ | volume | 140 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-06 | +--------------+------------------+

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
metrorail	12,100	$1.34	2/20
metro lines	9,900	$1.8	2/20
metro train	8,100	$0.44	2/20
amtrak austin	4,400	$0.06	2/20
austin amtrak station	4,400	$0.12	2/20
railroad contractors	4,400	$6.59	2/20
capital rail	590	$6.1	3/20
capital railway	480	$0.72	4/20
capital railroad contracting	210	$0	12/20
railroad capital	20	$0	4/20

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=capital+railroad&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