Best Free Real Estate Data Providers of 2025

RealEstateAPI (REAPI) provides big data as a platform. We provide our customers with fast, flexible APIs that give them access to property information. Our 'Smart API System' delivers data and a data structure that makes development faster. Our APIs are used by a wide range of companies, from startups to publicly-traded companies, to create SaaS applications, train AI models and generate insights quickly. Our APIs are used by customers in the proptech, home services and fintech industries to access financial and physical details of 159M properties across the country. Our solutions allow companies to scale operations quickly while reducing risks and costs associated with data manipulation the old-school way.

In many cases, while some transactions necessitate locating a specific property record, real estate professionals often seek to analyze various aspects of a property or multiple properties to gain a broader understanding. Our property reports are designed to be concise yet comprehensive, delivering a quick overview of essential real estate data elements in one convenient view. As operational efficiency increases, the communication of property information to both colleagues and clients becomes more effective. With DataTree.com, acquiring property data has never been quicker or simpler. Our self-service web platform is equipped with cutting-edge technologies and innovative search functionalities, granting immediate access to the largest database of property and homeowner information from multiple sources. You can visualize the geographical features surrounding a property, including its slope and elevation, while also adding useful information overlays such as parcel boundaries and flood zones. Additionally, DataTree's integrated search seamlessly combines advanced mapping capabilities with various filters, including proximity, address, owner, and APN, to enhance your property research experience. This comprehensive approach ensures that users can make informed decisions based on a complete landscape of property data.

Integrating real estate brokerage knowledge with extensive data into a single, robust platform designed to facilitate your home buying journey. This user-friendly system is crafted to eliminate confusion while offering powerful tools to help you build your business cost-effectively. With access to over 153 million properties in our database, you can conduct your due diligence in mere minutes instead of stretching it over hours. You can obtain instant access to sales and rental comparables around the clock, utilizing direct-to-MLS data that refreshes every 15 minutes. Our diverse pricing structures cater to both novices and seasoned professionals, ensuring that everyone can scale their growth with Propelio. The platform gathers multi-source data from county records, tax assessors, local courts, USPS, and directly from the MLS. You can explore a wealth of property information, including pricing, maps, ownership details, land specifics, and tax information, all displayed in an engaging and straightforward manner. Empower yourself with the essential data needed to make informed real estate decisions and significantly increase your property acquisitions without the hassle of navigating multiple websites. This innovative approach streamlines the entire process, making it easier than ever to expand your real estate portfolio.

Perchwell serves as an advanced data and workflow platform designed specifically for real estate professionals, combining accurate data with streamlined collaboration capabilities within a single interface. Originating from New York City, it equips brokers and multiple listing services (MLSs) with cutting-edge tools to enhance client service and facilitate more successful transactions. By integrating various data sources into a user-friendly dashboard, the platform offers features like mobile listing management, up-to-the-minute market insights, and tools for client engagement. With comprehensive iOS and Android applications, agents can finalize deals while on the move, aligning with their fast-paced work styles. Additionally, the customer success team provides extensive support, including personalized training sessions, early access to new functionalities, live chat assistance, and tailored feedback, all aimed at achieving optimal user satisfaction. Elevate your MLS membership experience by providing your agents with a contemporary technology platform that effectively meets their needs. This investment in modern tools not only empowers agents but also enhances the overall client experience, making real estate transactions smoother and more efficient.

Smart Apartment Data serves as an all-encompassing platform that delivers extensive multifamily data and analytics across the nation, catering to over 10,000 professionals within the industry. It offers specialized tools for various roles in the real estate field, including advanced analytics for investors and analysts, supplier solutions for vendors and sales reps, locating services for apartment locators and real estate agents, and community support for apartment complexes and onsite personnel. The platform encompasses a vast database of more than 230,000 properties, along with 14,000 projects in the pipeline, 11,000 management firms, and 90,000 personnel, spanning all 50 states and 180 markets. Data collection is conducted meticulously by skilled researchers who engage directly with on-site staff, supplemented by rigorous quality audits to guarantee both accuracy and dependability. By utilizing Smart Apartment Data's services, professionals can effectively monitor performance, assess strategies, uncover investment possibilities, and make well-informed choices to maintain a competitive edge in the multifamily sector. This comprehensive approach ensures that users are equipped with the latest insights and tools necessary for navigating the dynamic landscape of real estate.

Our Listings Search API allows developers to quickly and easily build robust applications using Real Estate data. Our RESTful API supports dozens of queries, making it easy to perform simple to complex geographic searches. SimplyRETS WordPress plugin makes it easy to display MLS listings on your site. Simply install it, sign up, and you can start making more sales. Market Analytics is a tool that allows agents to gather useful information from their MLS. To find data points about a particular area or listing, you can run searches using the SimplyRETS dashboard. You can then determine the average selling price, area activity and monthly costs commission rates. The Geocoding Addon will provide a latitude/longitude for every listing in your feed. This makes it easier to create map-based search pages faster and without any performance hit to your site.

STRProfitMap serves as your essential guide to making profitable short-term rental investments. We provide curated and trustworthy Airbnb revenue data, enabling you to filter out irrelevant information for more precise investment choices. Our innovative features, designed by and for short-term rental investors, include comprehensive analytics, profit maps, and AI-driven buy boxes that set a new standard in the industry. With these tools at your disposal, you can make informed decisions that align with your investment goals.