What is the Rail Station Information base URL?

The Rail Station Information base URL is http://api.wmata.com/Rail.svc

Rail Station Information

by Rail Station Information Free tier

Rail line and station information, including locations, fares, times, and parking.

mapswmata

Quick Reference

Base URL http://api.wmata.com/Rail.svc Auth type API Key Header Auth header api_key: YOUR_API_KEY Rate limit Not officially published Pricing Enterprise / contact sales Free quota None Documentation http://api.wmata.com/Rail.svc Endpoint status Server online — HTTP 404 — server is online but path returned an error (may require auth)6.64s (checked Mar 29, 2026) Builder score D 36% builder-friendly

Pricing

Latency

Depth

Authentication

API key in the request header (api_key)

api_key: YOUR_API_KEY

Pricing

Model subscription Starting price Enterprise / contact sales Free quota None

Free with National Rail API key. UK railway station data and live departures.

Key Endpoints

Method	Path	Description
GET	`/Lines`	XML - Lines
GET	`/Path`	XML - Path Between Stations
GET	`/SrcStationToDstStationInfo`	XML - Station to Station Information
GET	`/StationEntrances`	XML - Station Entrances
GET	`/StationInfo`	XML - Station Information
GET	`/StationParking`	XML - Parking Information
GET	`/StationTimes`	XML - Station Timings
GET	`/Stations`	XML - Station List

Sample Request

curl -X GET 'http://api.wmata.com/Rail.svc/Lines' \
  -H 'api_key: YOUR_API_KEY'

Sample Response

{}

Data sourced from API Map. Always verify pricing and rate limits against the official Rail Station Information documentation.