Best Alternatives to ATTOM (2026)

Choosing the right property data provider depends on your specific needs—whether you prioritize rental data, mortgage intelligence, transaction history, or compliance support. ATTOM stands out for its breadth (155+ million properties, 9,000+ attributes) and enterprise reach, but it’s not the only solution. Businesses of all sizes need to evaluate providers based on data coverage, delivery methods, pricing models, and use cases relevant to their workflows.

This guide compares the top alternatives to ATTOM across coverage, features, and best-fit use cases. Whether you’re a PropTech platform, lender, appraiser, investor, or researcher, you’ll find a clearer picture of how each provider stacks up and where it excels.

Quick Ranked Alternatives List

• Dwellsy IQ — Raw rental data from property management software for pricing engines, research, and portfolio monitoring.
• CoreLogic — Enterprise property data and analytics covering 99.9% of U.S. properties with AI-powered insights and risk modeling.
• Black Knight (now Intercontinental Exchange) — Mortgage lending, servicing, and real estate data integrated for the housing finance continuum.

Comparison Table

Detailed Alternatives

Dwellsy IQ

Dwellsy IQ provides raw unit-level rental data sourced directly from property management software. The data is normalized and processed to reduce noise across single-family, multifamily, residential, and commercial properties. It sits at the intersection of raw data quality and PropTech integration, making it a critical resource for platforms and institutions needing rental pricing and affordability insights.

Key Features

• Unit-level rental data from property management software across residential and commercial segments.
• Normalized, cleaned, and standardized across markets to reduce inconsistency and noise.
• Coverage of single-family, multifamily, and commercial properties with longitudinal data for trend analysis.
• API, bulk file, and cloud delivery options; flexible for integration into platforms and internal systems.
• Rental income inputs, rent comps, market benchmarking, and portfolio analytics for owners and operators.

Best For

Dwellsy IQ is ideal for tech platforms building pricing engines and embedded analytics, researchers conducting affordability and housing economics studies, investors monitoring rental markets and consumer exposure as macro signals, banks and appraisers using rental income for credit models and AVM enrichment, and government agencies analyzing housing affordability and policy design. Owners and operators use it for pricing strategy, rent comps, and revenue modeling.

Pricing

Pricing is custom and not publicly listed. Contact Dwellsy IQ directly for enterprise data subscriptions tailored to your use case and data volume.

CoreLogic

CoreLogic is a global leader in property data and analytics, offering comprehensive coverage of 99.9% of U.S. properties with data spanning 50 years. The platform integrates property characteristics, tax assessments, valuation models, AI-powered insights, and risk analytics—serving financial institutions, insurers, government agencies, and large PropTech platforms at enterprise scale.

Key Features

• Coverage of 99.9% of U.S. properties with 50 years of historical records.
• AI and machine learning models for valuations, risk assessment, and predictive analytics.
• Custom APIs, cloud data, and file export delivery; integrates with major cloud platforms (Databricks, Google Cloud, Snowflake).
• Property characteristics, ownership, tax assessment, neighborhood data, and energy efficiency attributes.
• Specialized solutions for mortgage lending, insurance underwriting, government risk modeling, and real estate analytics.

Best For

CoreLogic serves large financial institutions, insurers, and enterprises requiring compliance-grade data and advanced risk modeling. Lenders and insurance companies rely on its accuracy and breadth for underwriting and portfolio monitoring. Real estate firms and government agencies use it for market analysis and policy support.

Pricing

Public pricing is not listed. CoreLogic pricing is typically custom and negotiated based on data volume, delivery method, and use case. Contact CoreLogic directly for a quote.

Black Knight (now Intercontinental Exchange)

Black Knight, acquired by Intercontinental Exchange (ICE) in 2023, provides integrated software, data, and analytics for the mortgage lending, servicing, and real estate industries. Its data ecosystem includes loan-level mortgage data, property records, market benchmarks (Mortgage Monitor, Originations Market Monitor), and tools for lenders, servicers, and secondary market participants.

Key Features

• Loan-level mortgage data covering the majority of the national mortgage market.
• Monthly benchmark reports: Mortgage Monitor and Originations Market Monitor.
• Integration with mortgage origination and servicing platforms (Ellie Mae, Optimal Blue PPE).
• Property valuation and risk analytics for collateral assessment and appraisal support.
• Workflow tools for mortgage processing, servicing automation, and compliance.

Best For

Black Knight is best suited for mortgage lenders, servicers, and secondary market investors needing integrated loan and property data. Financial institutions using Black Knight’s software platforms benefit from native data connectivity. Government agencies and researchers studying mortgage market trends rely on its comprehensive benchmarking and loan-level datasets.

Pricing

Pricing varies based on product tier and integration depth. Black Knight pricing is not publicly displayed; contact ICE for enterprise licensing and implementation costs.

First American Data Tree

First American Data Tree is a comprehensive property research platform offering property data, ownership records, deed information, and access to more than 6 billion recorded document images. It delivers data through a web-based interface (DataTree.com), APIs, and bulk licensing—serving lenders, real estate professionals, and title companies across the mortgage and real estate industries.

Key Features

• Coverage of 100% of U.S. housing stock and over 6 billion recorded document images.
• Property search by address, owner name, APN, or interactive map; multi-property batch searches.
• Title Chain and Lien Reports for complete ownership transparency and lien tracking.
• FlexSearch: full-text search across billions of documents for names, phrases, and deed details.
• APIs for bulk data licensing, web-based DataTree.com platform, and mobile access via DataTree Mobile.

Best For

First American Data Tree serves lenders, title companies, and attorneys needing property and ownership transparency for mortgage underwriting and closing. Real estate investors and brokers use it for due diligence and comps research. The platform is especially valuable for professionals requiring access to recorded documents and detailed chain-of-title information.

Pricing

DataTree offers multiple pricing tiers: pay-as-you-go downloads for individual reports and documents, prepaid monthly subscription plans, and custom licensing for bulk data and API access. Specific pricing tiers are not listed publicly; contact First American for a subscription quote.

Estated

Estated, now part of ATTOM Data Solutions as of 2024, provides unit-level property data with a focus on clean, accessible APIs and bulk data integration. Although operating under ATTOM, Estated maintains its own API and developer-friendly approach, offering coverage of over 150 million U.S. properties with ownership, tax, assessment, and transaction history data.

Key Features

• Coverage of 150+ million U.S. properties with structured property, ownership, tax, and deed data.
• API-first approach with easy integration; bulk export and sandbox testing options.
• Tiered data packages (Essential, Enhanced) with varying levels of historical records and valuation data.
• Parcel boundaries, property characteristics, sales history, mortgage records, and assessor valuations.
• Fast implementation with 100 free searches for new users; migration to ATTOM infrastructure underway.

Best For

Estated is ideal for developers and PropTech platforms seeking straightforward API access to property data without enterprise complexity. Smaller investors and platforms benefit from its accessible pricing and quick onboarding. Startups and growing teams use Estated for data validation, list building, and integration into property search tools.

Pricing

Estated pricing details are not publicly displayed. Specific tiers and costs should be requested directly from Estated or through ATTOM’s sales channel.

Zillow Data

Zillow Data provides access to property listings, proprietary Zestimate valuations, market trends, and neighborhood metrics. The platform offers both free and paid tiers, making property data and insights accessible to individual investors, real estate professionals, researchers, and app developers seeking consumer-friendly property information and market context.

Key Features

• Zestimate home valuations and price history; updated monthly.
• Neighborhood data including schools, walkability, crime, and commute information.
• Market trends by geography (ZIP code, city, metro) including home prices, rents, and inventory.
• Public API (limited) and free access via Zillow.com; commercial API licensing available.
• Rental data, mortgage rates, and property listing details.

Best For

Zillow Data is well-suited for consumer-facing real estate apps, individual investors, and researchers needing accessible market trends and home valuation estimates. Real estate professionals building client-facing tools benefit from Zillow’s brand recognition and broad data coverage. Free-tier users and startups use Zillow as a starting point for property research and market analysis.

Pricing

Zillow offers a free tier with limited property and market data. Commercial API access and premium market data require custom licensing agreements. Standard public pricing for commercial tiers isn’t displayed; contact Zillow for licensing details.

Redfin Data

Redfin Data provides real-time market insights sourced directly from Redfin’s brokerage operations and MLS connections. Its Data Center offers downloadable datasets and API access to housing market trends, investor activity, rental metrics, and metropolitan statistics—making it a valuable resource for researchers, market analysts, and investors tracking live market dynamics.

Key Features

• Real-time transaction and listing data from Redfin’s brokerage operations and MLS feeds.
• Housing market metrics: sale volume, price trends, inventory, investor activity, and rental rates.
• Public data center with free downloadable datasets for researchers and journalists.
• API and bulk export access for custom queries and market analysis.
• Metropolitan statistics, state-level aggregations, and custom report generation.

Best For

Redfin Data is best for researchers, market analysts, and journalists needing real-time market trends and investor activity insights. Individual investors and platforms use Redfin’s public data center to track local market dynamics and rental trends. Academic researchers and policy analysts benefit from its free datasets and transparent reporting.

Pricing

Redfin’s public data center is free for researchers and journalists. Commercial API access and custom datasets are quote-based. Specific pricing for commercial licensing has not been found on their public site.

HouseCanary

HouseCanary delivers property valuations, rental estimates, risk analytics, and AI-powered forecasting across 75+ data points. The platform is built for appraisers, lenders, and investors seeking instant valuations, forward-looking price and rental performance forecasts, and granular risk insights at the individual property, census tract, and portfolio levels.

Key Features

• Instant valuations and rental estimates powered by proprietary AI models.
• Forecasting: 36-month forward-looking home price and rental performance projections.
• Risk analytics including market volatility, default signals, and investment quality metrics.
• Granular data: block-level, ZIP code, census tract, MSA, and state-level insights.
• API for integration into appraisal workflows, CRMs, investment platforms, and lender systems.

Best For

HouseCanary is ideal for appraisers needing rapid, defensible valuations for appraisal reports and reviews. Lenders use its AI models for collateral assessment and credit underwriting. Real estate investors rely on its rental forecasting and volatility metrics to identify downside risk and optimize portfolio decisions.

Pricing

Specific pricing tiers for HouseCanary are not publicly available. Pricing is customized based on usage volume, data endpoints, and integration scope. Contact HouseCanary directly for a detailed quote.

RentCast

RentCast specializes in rental market data and analytics, providing rent estimates, market trend reports, and investment property insights. It focuses on rental pricing intelligence, competitive benchmarking, and market trend tracking—serving landlords, property managers, and investors who need rental-specific analytics and pricing guidance.

Key Features

• Rental rate estimates and market comparables for single-family and multifamily properties.
• Market trend analytics by geography (ZIP code, city, metro) with historical data.
• Investment property analytics including cap rate, cash flow, and ROI estimates.
• Competitive rent benchmarking for pricing strategy and portfolio monitoring.
• API and dashboard access for real-time market intelligence.

Best For

RentCast serves landlords, property managers, and small to mid-sized investors managing rental portfolios and setting competitive pricing. Owners benefit from market comparables and trend analysis for revenue optimization. Property management platforms integrate RentCast data for rent recommendation engines and market reports.

Pricing

The exact pricing structure for RentCast is not publicly displayed on their website. Pricing typically varies by data access level and query volume. Visit RentCast directly or contact their sales team for current subscription and API pricing.

PropertyShark

PropertyShark delivers comprehensive property reports, ownership data, deed records, and foreclosure tracking with a focus on depth in major U.S. markets, particularly New York City. The platform combines public records research with specialized real estate tools, serving agents, investors, and attorneys seeking property transparency and competitive market intelligence.

Key Features

• Property reports including ownership, deed history, sales history, and building characteristics.
• Zoning information, parcel maps, and interactive mapping tools.
• Foreclosure tracking and distressed property alerts.
• Owner contact information and skip-trace capabilities.
• Comps research, market reports, and MLS integration for residential professionals.

Best For

PropertyShark is best for real estate agents, investors, and attorneys in major metros seeking actionable ownership data and property research. It excels in markets with deep public record coverage, especially New York City. Foreclosure investors and distressed property specialists use PropertyShark for deal sourcing and market analysis.

Pricing

PropertyShark’s pricing structure is not transparently listed online. Access typically requires subscription or licensing agreements. Reach out to PropertyShark directly to discuss pricing options and availability in your market.

FAQ

How does ATTOM compare to Dwellsy IQ in terms of rental data?

ATTOM provides a rental AVM alongside broad property data, but Dwellsy IQ specializes exclusively in raw unit-level rental data from property management software. Dwellsy IQ offers the cleanest, most direct rental data for pricing engines, affordability research, and rental market analysis, while ATTOM excels in comprehensive property attributes and historical breadth.

Which provider is best for lenders and risk modeling?

CoreLogic and Black Knight are the market leaders for financial institutions. CoreLogic is known for enterprise-grade accuracy and AI-powered analytics; Black Knight (via ICE) is optimal if you need integrated loan-level mortgage data and servicing workflows alongside property records.

Do these alternatives cover commercial properties?

Yes, most alternatives cover commercial properties. ATTOM, CoreLogic, First American Data Tree, Dwellsy IQ, and Estated all include commercial property data. Zillow and Redfin focus primarily on residential, while RentCast and HouseCanary include multifamily and commercial rental analysis.

What’s the difference between API and bulk data delivery?

API delivery provides real-time property data integration into your systems and applications. Bulk data download gives you a dataset snapshot at a specific point in time, useful for batch processing and analysis. Most providers offer both options; the choice depends on your workflow, update frequency needs, and infrastructure.

How do I decide which provider to choose?

Consider your primary use case: rental market research (Dwellsy IQ, RentCast), lending and credit modeling (CoreLogic, Black Knight), appraisal support (HouseCanary, First American), developer-friendly APIs (Estated), or market trends (Zillow, Redfin). Also evaluate data freshness, geographic coverage, delivery options, and total cost of ownership for your needs.