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GET /api/broadband/ Free tier

Know the Broadband Speed Before Your Customer Asks

Get broadband performance data for any UK postcode — average and maximum download/upload speeds, plus superfast, ultrafast, gigabit and full fibre availability percentages. Official Ofcom Connected Nations data, updated annually. PropertyData charges 1 credit per call. We charge just 1 call.

Free — included in all plans including the free tier.

One request. Full picture.

Pass any UK postcode and get back the complete broadband picture — speeds, coverage tiers, and fibre availability. Perfect for property listings, comparison tools, and infrastructure planning.

Average & max speeds — download and upload in Mbit/s

Coverage tiers — superfast (30+), ultrafast (300+), gigabit (1000+ Mbit/s)

Full fibre (FTTP) — availability percentage for the postcode

USO compliance — % of premises below the 10 Mbit/s floor

Request curl
curl "https://api.homedata.co.uk/api/broadband/?postcode=SW1A2AA" \
  -H "Authorization: Api-Key YOUR_KEY"
Response 200 OK
{
  "postcode": "SW1A 2AA",
  "avg_download_speed": 67.4,
  "max_download_speed": 362.0,
  "avg_upload_speed": 18.2,
  "max_upload_speed": 36.0,
  "superfast_available_pct": 98.0,
  "ultrafast_available_pct": 72.0,
  "gigabit_available_pct": 45.0,
  "full_fibre_available_pct": 45.0,
  "below_uso_pct": 0.5,
  "connections_count": 312,
  "premises_count": 340,
  "data_year": 2024
}

Built for property tech

Property listings

Add broadband speed badges to listings — "67 Mbit/s avg • Full fibre available". Buyers filter by connectivity.

Area comparison

Compare broadband infrastructure across neighbourhoods. Power area intelligence dashboards for buyers and investors.

Valuation signals

Broadband quality correlates with property values, especially post-WFH. Use as an AVM input signal for accuracy.

Ofcom Connected Nations

Data is sourced from Ofcom's annual Connected Nations report — the definitive source for UK broadband coverage and performance. Published each autumn, covering all UK postcodes. We load the postcode-level performance file (~3M rows) into PostGIS for fast lookups.

3M+

UK postcodes

<5ms

Median latency

Annual

Data refresh

Free

No credits used

Add broadband data to your app today

Free to use. No credits. One API key unlocks broadband, schools, transport, property data and more.