Trestle™ data marketplace
The national marketplace for real estate data feeds
Real estate data licensing made easy
Trestle simplifies how you license, ingest, and manage real estate data feeds. Through a single RESO-compliant API, proptech companies, brokers, and agents can access high-quality listing and property data from nearly 100 multiple listing organizations. This eliminates the friction of custom data mapping, unifies connections to multiple MLSs, and automates billing.
By standardizing your data ingestion pipeline, you can confidently build and scale outstanding real estate tools.


Powering every corner of the real estate industry
Unify multi-market listing feeds
For brokerages operating in multiple markets, Trestle consolidates separate MLS listing streams into a unified data feed. Simplify your internal operations and empower your technology tools with clean, standardized data.
- Reduced friction: Consolidate multiple licensing agreements and billing into a single ecosystem.
- Location intelligence: Access solds, valuations, and neighborhood demographics to compliment your listing data.
- Operational control: Opt in and out of different syndication feeds to maintain control over your data.
Power innovative apps and platforms
For technology providers, Trestle serves as your single source of truth. Stop building custom connectors for every market. Streamline your ingestion pipeline and focus developer hours on your core product.
- Nationwide scale: Connect with nearly 100 MLS markets using one master connection feed
- Modern protocols: Support RESO-standard protocols with near-real-time updates displaying under a two-minute delay
- Expanded core data: Enhance listings with rich location insights, including neighborhood, school, property valuations and more
Enhance client search websites
For agents looking to deploy high-performing IDX and VOW search websites, Trestle provides the direct connection to the MLS listing database. Drive buyer engagement and build trust with accurate property data.
- Instant property sync: Refresh active property listings with under a two-minute latency.
- Standardized feeds: Deliver fully compliant property displays to your web visitors automatically.
- Client trust: Display verified, direct-from-source MLS listing fields to eliminate outdated entries.
Simplify your data management
Accelerate your development cycle with robust developer tools, automated workflows, and standardized security features built directly into our API pipeline.

The latest RESO certifications
Trestle is Platinum‑certified and maps listing data to the latest RESO Data Dictionary v2.0, ensuring consistent, high‑quality data across markets. This reduces custom mapping work, streamlines integrations, and helps vendors launch and maintain solutions more efficiently.
Up to 3X more data
With 1,750 fields and 82,000 lookup values, Trestle delivers the richest dataset in the industry. Trestle data is further enriched with Cotality’s CLIP™ identifier, linking records across property datasets for high-quality insights.
Near real‑time updates
Trestle supports near real‑time listing delivery with data that refreshes as frequently as every two minutes. This enables consistently “always‑fresh” listing experiences, improving consumer trust, search accuracy, and market responsiveness for brokers and technology partners.
Property + neighborhood data
Homebuyers don’t just look at listings—they want to understand the neighborhood, too. With Trestle, get easy access to Cotality property and location insights. That means richer websites and tools that keep visitors engaged.

The latest RESO certifications
Trestle is Platinum‑certified and maps listing data to the latest RESO Data Dictionary v2.0, ensuring consistent, high‑quality data across markets. This reduces custom mapping work, streamlines integrations, and helps vendors launch and maintain solutions more efficiently.
Up to 3X more data
With 1,750 fields and 82,000 lookup values, Trestle delivers the richest dataset in the industry. Trestle data is further enriched with Cotality’s CLIP™ identifier, linking records across property datasets for high-quality insights.
Near real‑time updates
Trestle supports near real‑time listing delivery with data that refreshes as frequently as every two minutes. This enables consistently “always‑fresh” listing experiences, improving consumer trust, search accuracy, and market responsiveness for brokers and technology partners.
Property + neighborhood data
Homebuyers don’t just look at listings—they want to understand the neighborhood, too. With Trestle, get easy access to Cotality property and location insights. That means richer websites and tools that keep visitors engaged.
RESO Data Dictionary v2.0 Certified API
Trestle is the industry's most robust data distribution solution, allowing you to stream listing information that is mapped directly to the RESO Data Dictionary 2.0 specification and includes:
- 1,750 fields (more than 3x other vendors)
- 82,000 lookup values
- 210 million properties
- Over 2.1 billion media files
FAQ
How do I get started with Trestle?
Getting started is simple. Brokers and technology providers complete a streamlined onboarding process, connect once to the platform, and obtain approval from participating MLS organizations to access available data feeds. Access the self-serve signup at https://trestle.corelogic.com/SubscriptionWizard
Already a user? Log into the Trestle portal at https://trestle.corelogic.com/Login.
How do I get API access to my local MLS, and what data feeds are available?
Get access to your local Data Provider data faster. Cotality provides RESO Web API and RETS feeds for many Data Provider regions across the country. You can check coverage and easily request a data feed for your specific Data Provider directly through our platform.
What is the approval process, and what are the licensing requirements?
Confidently navigate compliance. The approval process and licensing requirements depend on your intended data use, such as IDX, VOW, or internal back-office tools. Generally, you will need approval from your broker and the respective Data Provider. Our onboarding process guides you through all the necessary documentation and compliance rules.
Can I use the data to power AI tools, SaaS platforms, or custom software?
Yes, you can use our developer APIs to power AI-assisted tools, SaaS platforms, and custom real estate software. As long as your usage complies with local Data Provider licensing rules, we provide the technical capabilities you need to build what you imagine.
Is there a sample feed available to test the API endpoints?
Explore what is possible before you commit. We provide a RESO Web API sample feed so you can test endpoints, understand the data structure, and see exactly how our data benefits you before beginning your official integration.
What support is available when using the product?
Trestle provides extensive online help covering a wide range of topics. If you are unable to find the answers you need, please reach out to Trestle Support at trestlesupport@cotality.com.
Trestle users also have access to a dedicated support team of technical integration specialists. Resolve connection questions rapidly via email and direct Slack channels.
Can brokers combine data feeds across multiple markets?
Yes. Trestle aggregates and normalizes property listing data. from all participating multiple listing organizations. For brokers operating in multiple regions, Trestle delivers all authorized data streams through a single, convenient feed.
What is the difference between Trestle RESO and Trestle Direct?
Trestle RESO delivers standardized listing feeds mapped directly to the RESO Data Dictionary. Trestle Direct provides full Web API access to the full spectrum of Matrix data, including exclusive fields to the individual MLS database and read/write resources required for CRM and back-office integrations. Trestle Direct is subject to MLS availability.
What are the setup fees and monthly costs for API credentials?
Brokers and technology providers pay Trestle service fees for data transport, with pricing based on the number of data connections. Any data licensing fees are established separately by the individual organizations providing the data.
How does Trestle handle billing and contract management?
Trestle automates contracts and monthly payments entirely through its built-in digital workflow. You can sign licensing agreements digitally, enter a payment method via Stripe, and receive combined monthly billing.
How can we help you?
Let's get this conversation started! Our team is here to provide you with more information and answer any questions you may have.
Trying to reach us by phone?
Get in touch with our sales team at (866) 774-3282. We're here Monday to Friday from 7 a.m. to 5 p.m. CT.
Looking for support?
Visit our dedicated support page to find support for all our products.