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Illinois · Real Estate Investors
Illinois uses a mortgage lien theory. County recorders and clerks maintain property records. The state has a real estate transfer tax. Cook County (Chicago) has a separate transfer tax and is the dominant market. The collection is narrowed to property & parcel data relevant to real estate investors.
11 matching sources
Comprehensive property data API covering 158M+ properties.
Property & Parcel Data
ATTOM's Property Data API provides access to real estate datasets for over 158 million U.S. properties. It offers data on ownership, valuations, mortgage, demographics, and market trends.
Property & Parcel Data
Aggregated property tax assessment data from 3,000+ counties.
Property & Parcel Data
Real-time tax assessor data for 155M+ US properties including assessments, valuations, and ownership records via API.
Property & Parcel Data
Official property assessment data for parcels in Cook County, Illinois.
Property & Parcel Data
Official property tax assessment records from county assessor offices nationwide.
Property & Parcel Data
Property tax data integrated with title and ownership data.
Property & Parcel Data
RESO-compliant real estate data including MLS, assessor, and deed data.
Property & Parcel Data
RealEstateAPI provides access to property records, MLS listings, and historical sales data. It offers advanced search capabilities and tools for portfolio management.
Property & Parcel Data
Standardized parcel boundaries for 155M+ parcels nationwide.
Property & Parcel Data
Rental market data and automated valuations.
Property & Parcel Data