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Homedata vs PropertyData.co.uk

Know your costs
before you write a line of code.

PropertyData's credit system charges 10× the headline rate for UPRN lookups and 50× for building analysis. With Homedata, call weights are transparent and documented — most endpoints cost 1 call, premium endpoints cost more based on real infrastructure costs. You can budget before you build.

Free tier — 100 calls/month, no credit card. Address find costs 2 calls, retrieve costs 5. Transparent call weights.

A typical property workflow — per property

PropertyData.co.uk

Credit system
Address → UPRN lookup 10 credits
Property data (/uprn) 10 credits
EPC rating 1 credit
Flood risk 1 credit
Sold prices 1 credit
Valuation 1 credit
Total per property 24 credits
Entry plan capacity ~83 properties/month
Cost at entry plan (£28/2,000 credits) £0.34/property

Homedata

Flat rate
Address search FREE
Property data (/address/retrieve) 1 call
EPC rating 1 call
Flood risk 1 call
Sold prices / comparables 1 call
   
Total per property 4 calls
Starter plan capacity 500 properties/month
Cost at Starter (see pricing) Predictable from day one

PropertyData credit costs verified from their public docs, March 2026. Figures may change — always check their current pricing.

Side by side

What matters when you're building a product on top of UK property data.

Homedata
PropertyData.co.uk
Pricing model Transparent call weights — 1, 2, 5, or 10 calls per request Credit system — 1 to 50 credits per request
Free tier Permanent — 100 calls/month 14-day trial, 500 credits. No permanent free tier.
Address → UPRN lookup Always free — never counted 10 credits per request £0.14/lookup on entry plan
Predictable monthly cost Yes — calculate cost before you build Depends on endpoint mix. Must profile each endpoint to estimate monthly bill.
Self-serve signup Instant API key — no sales call Self-serve available
Properties covered 29 million UK residential properties UK residential + some commercial
UPRN-first data model Every endpoint keyed on UPRN UPRN supported across most endpoints
EPC + environmental risk EPC, 7 risk types, solar, planning EPC, flood, planning available
Public pricing page Transparent — one page, all plans Public, but effective cost requires per-endpoint analysis
Area-level analytics Deprivation, agent stats, price trends by outcode Broader — demographics, growth, yields, demand
AVM / valuation models Not yet available Sale, rent, HMO, commercial, historical
Developer docs Sidebar nav, code in 3 languages, interactive playground Comprehensive — 65 endpoint pages

Where PropertyData is stronger

We'd rather be honest than lose your trust. PropertyData is a mature product with real advantages — especially if you need area-level analytics or AVM valuations.

  • AVM valuations

    Sale, rental, HMO, commercial, and historical valuations across multiple models. We don't have this yet.

  • Deeper area analytics

    Demand scores, yield estimates, population demographics, growth rates, household income — broader outcode-level coverage.

  • Web UI for research

    Their property search and dashboard is genuinely good for ad-hoc research. If you need a tool, not an API, PropertyData may be the better fit.

Where Homedata is stronger

Built from the ground up for developers who ship products — not analysts who run reports.

  • Billing you can forecast

    Transparent call weights — most endpoints 1 call, address find/postcode 2, retrieve 5, comparables 10. Every response includes an X-Call-Weight header. No credit calculators, no mid-month surprises.

  • Address lookup is cheap and transparent

    Address find costs 2 calls, retrieve costs 5 — reflecting real licensing costs. On PropertyData, a UPRN lookup costs 10 credits. A complete find-then-retrieve on Homedata is 7 calls vs 10+ credits on PropertyData.

  • Permanent free tier

    100 calls/month forever. No credit card. Prototype, explore, validate your idea — before you commit to anything.

  • Enriched property data on retrieve

    Address Retrieve returns bedrooms, property type, EPC rating, floor area, construction age band — in a single call. No separate property lookup required.

From signup to first call in under 5 minutes

Sign up, get your API key instantly, make your first call. No sales process, no waiting for approval.

Request

# Address search — 2 calls (vs PropertyData's 10 credits)
curl https://api.homedata.co.uk/api/address/find/ \
  -G --data-urlencode "q=10 Downing Street, London"

# Retrieve full property data (5 calls)
curl https://api.homedata.co.uk/api/address/retrieve/10002210501/ \
  -H "Authorization: Api-Key YOUR_API_KEY" \
  -G --data-urlencode "level=full"

Response

{
  "uprn": "10002210501",
  "address": "10 Downing Street, London",
  "postcode": "SW1A 2AA",
  "bedrooms": 4,
  "property_type": "Terraced",
  "current_energy_efficiency": 72,
  "epc_floor_area": 310,
  "construction_age_band": "1900-1929",
  "has_garden": false,
  "building_height": 14.2,
  "geometry_area_m2": 412,
  "latitude": 51.5034,
  "longitude": -0.1276
}

One call. No separate property lookup endpoint. Beds, EPC, floor area, construction age — all returned together.

Start with the free tier.
Ship when you're ready.

100 calls/month free, no credit card, no expiry. Address search costs just 2 calls — far less than PropertyData's 10-credit UPRN lookup.

Or see full pricing — no credit calculator required.