Property Data API for Developers
Access 145M+ US property records via REST API.
Owner data. Valuations. Tax history. Mortgage details. Sales history.
By the Numbers
145M+
US Properties
800+
Data Attributes
50 States
Nationwide Coverage
99.9%
API Uptime
Comprehensive Property Intelligence
Everything you need in a single API call. No separate packages, no upsells.
Property Details
Address, beds, baths, sqft, lot size, year built, property type, condition, pool, floors, and more.
Owner Information
Owner name, mailing address, owner type, absentee indicator, secondary owner, and property count.
Valuations
AVM estimates, assessed values, land and improvement breakdown, equity indicators, and rental estimates.
Sales History
Last sold price and date, full transaction history, MLS listing status, and listing dates.
Mortgage Data
Lender name, loan amount, mortgage date, due date, and deed type for active mortgages.
Tax & Assessment
Current and historical tax assessments, assessment trends, and property tax data across all jurisdictions.
Simple, Transparent Pricing
No hidden fees. No per-field upsells. Every API call returns the full property record.
Built for Developers
RESTful JSON API. Standard authentication. Detailed documentation. Get integrated in minutes.
curl -H "Authorization: Bearer YOUR_API_KEY" \
"https://api.parcelbase.ai/api/v1/property/address?address=3925+Malibu+Vista+Dr&city=Malibu&state=CA"
{
"status": { "code": 0, "msg": "Success", "total": 1 },
"property": [{
"address": { "oneLine": "3925 Malibu Vista Dr", "locality": "Malibu", "countrySubd": "CA" },
"owner": { "owner1": { "fullName": "John A Smith", "type": "Individual" } },
"building": { "rooms": { "beds": 5, "bathstotal": 4 }, "size": { "universalsize": 4200 } },
"assessment": { "market": { "total": 4250000 }, "avm": { "value": 4180000 } },
"sale": { "lastSale": { "price": 3900000, "date": "2021-06-15" } },
"lot": { "lotsize1": 32500, "lotsize2": 0.75 }
}]
}Ready to get started?
Start with 100 free API calls. No credit card required.