keyword

dc transit

Monthly search volume and cost-per-click data for "dc transit" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=dc+transit&country=us" +--------------+------------------+ | volume | 5,400 | | cpc | $0.28 | | competition | 0.03 | | country | US | | updated | 2026-06-28 | +--------------+------------------+

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
wmata washington dc	60,500	$0.12	16/20
dc metro	60,500	$0.13	13/20
metro subway washington dc	9,900	$0.25	14/20
metro transit dc	5,400	$0.68	20/20
washington dc transit	5,400	$0.28	14/20
washington transit authority	5,400	$0.28	14/20
public transport washington dc	4,400	$0.17	15/20
public transportation dc	4,400	$0.17	14/20
washington metro bus	4,400	$0.99	14/20
washington dc public transportation	3,600	$0.29	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=dc+transit&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