Skadi · Real Estate API

Property data enriched
with government intelligence

Redfin property listings enriched with 48 fields from 13 government APIs. Search, filter, and download via REST API. 50 properties/month included — no card required.

View pricing → API reference
Live — properties indexed and enriched daily

What you get

Property Search & Filtering

Search by state, city, ZIP, price range, beds, baths, sqft, property type, listing status. Paginated JSON results.

Full Property Details

Price history, tax history, descriptions, lot size, HOA fees, days on market, parcel IDs.

48 Government Enrichment Fields

Census demographics, crime rates (FBI), flood zones (FEMA), walk scores, home price trends, employment data, and more from 13 government APIs.

4-Layer Deduplication

Canonical key fingerprinting, fuzzy address matching, spatial proximity, and cross-source merge. Zero duplicates guaranteed.

Full-Text Search

Search by address or property description. Combined with all property filters for precise results.

Geographic Keys

Every property includes census tract, county FIPS, CBSA metro code, ZIP, and Placekey — ready for joining with your own datasets.

48 enrichment fields from 13 APIs

Every property is enriched with data from government APIs. Geographic keys from geocoding (census tract, FIPS, CBSA) are used to pull relevant data automatically.

Source Fields Join Key
Census ACS Median income, home value, vacancy rate, population, demographics Census tract
FBI Crime Crime rate per 1,000 population County FIPS
FEMA Flood zone, disaster declarations Coordinates
Walk Score Walk, transit, and bike scores Coordinates
FHFA HPI House price index, annual appreciation CBSA
HUD FMR Fair market rent, vacancy rates County / ZIP
BLS QCEW Employment, wages by industry County FIPS
IRS SOI Migration flows, ZIP-level income ZIP
FRED Mortgage rates, CPI, macro indicators National
EPA Brownfield and Superfund proximity Coordinates

Full field list: Data Dictionary

Sample API response

{ "data": { "properties": [ { "id": "a1b2c3d4-...", "address": { "street": "1234 Oak Hill Dr", "city": "Austin", "state": "TX", "zip": "78745" }, "price": 425000, "beds": 3, "baths": 2, "sqft": 1850, "property_type": "Single Family", "listing_status": "Active", "latitude": 30.2156, "longitude": -97.7943, "census_tract": "48453001802", "government_data": { "census_median_income": 78250, "crime_rate_per_1000": 24.3, "flood_zone": "X", "walk_score": 62, "hpi_annual_change": 0.084, "median_rent": 1650, "unemployment_rate": 0.034 } } ], "total": 847, "limit": 25, "offset": 0 } }

Ready to start?

50 properties/month included, no card required.

Get API key → Read the docs