Walk Score API
api.walkscore.com · Location
Walk Score, Transit Score, and Bike Score for any US/Canadian address — measure neighbourhood walkability, public transit access, and bikeability. Free tier: 5,000 requests/day.
Authentication
API Key
Free API key at walkscore.com/professional/api-sign-up.php. Pass as ?wsapikey= query parameter.
Sample Requests
GET
Get walkability scores
Get Walk Score, Transit Score, and Bike Score for an SF address.
https://api.walkscore.com/score?lat=37.7749&lon=-122.4194&bike=1&format=json&address=1400+Market+St,+San+Francisco,+CA&transit=1&wsapikey=YOUR_KEY
Hover any highlighted part to learn what it does
curl -X GET "https://api.walkscore.com/score?lat=37.7749&lon=-122.4194&bike=1&format=json&address=1400%2BMarket%2BSt%2C%2BSan%2BFrancisco%2C%2BCA&transit=1&wsapikey=YOUR_KEY"
import requests
params = {
"lat": "37.7749",
"lon": "-122.4194",
"bike": "1",
"format": "json",
"address": "1400+Market+St,+San+Francisco,+CA",
"transit": "1",
"wsapikey": "YOUR_KEY"
}
response = requests.get(
"https://api.walkscore.com/score",
params=params,
)
print(response.json())const url = new URL('https://api.walkscore.com/score');
url.searchParams.set('lat', '37.7749');
url.searchParams.set('lon', '-122.4194');
url.searchParams.set('bike', '1');
url.searchParams.set('format', 'json');
url.searchParams.set('address', '1400+Market+St,+San+Francisco,+CA');
url.searchParams.set('transit', '1');
url.searchParams.set('wsapikey', 'YOUR_KEY');
const response = await fetch(url);
const data = await response.json();
console.log(data);package main
import (
"fmt"
"io"
"net/http"
"net/url"
)
func main() {
baseURL, _ := url.Parse("https://api.walkscore.com/score")
q := baseURL.Query()
q.Set("lat", "37.7749")
q.Set("lon", "-122.4194")
q.Set("bike", "1")
q.Set("format", "json")
q.Set("address", "1400+Market+St,+San+Francisco,+CA")
q.Set("transit", "1")
q.Set("wsapikey", "YOUR_KEY")
baseURL.RawQuery = q.Encode()
targetURL := baseURL.String()
req, _ := http.NewRequest("GET", targetURL, nil)
client := &http.Client{}
resp, _ := client.Do(req)
defer resp.Body.Close()
body, _ := io.ReadAll(resp.Body)
fmt.Println(string(body))
}require "net/http"
require "json"
uri = URI("https://api.walkscore.com/score")
uri.query = URI.encode_www_form({
"lat" => "37.7749",
"lon" => "-122.4194",
"bike" => "1",
"format" => "json",
"address" => "1400+Market+St,+San+Francisco,+CA",
"transit" => "1",
"wsapikey" => "YOUR_KEY"
})
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"
req = Net::HTTP::Get.new(uri)
res = http.request(req)
puts JSON.parse(res.body)<?php
$url = "https://api.walkscore.com/score?" . http_build_query([
"lat" => "37.7749",
"lon" => "-122.4194",
"bike" => "1",
"format" => "json",
"address" => "1400+Market+St,+San+Francisco,+CA",
"transit" => "1",
"wsapikey" => "YOUR_KEY"
]);
$opts = ["http" => [
"method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));Postman Setup Guide
- Get a free API key at walkscore.com/professional/api-sign-up.php
- Scores require lat/lon AND address AND your API key
- Add transit=1 and bike=1 to get all three scores
- Walk Score: 0-49=Car dependent, 50-69=Somewhat walkable, 70-89=Very walkable, 90-100=Walker's paradise