IDX (Internet Data Exchange)
Definition
IDX (Internet Data Exchange) is a system that allows real estate professionals to display MLS (Multiple Listing Service) property listings on their websites. It connects your site to the MLS so users can search for active listings directly on your branded platform.
Key Takeaways
- Makes real-time property search available on your website
- Boosts SEO and site traffic with searchable content
- Enhances lead capture by keeping users engaged on your site
Why It Matters
Without IDX (Internet Data Exchange), buyers have to leave your website to search listings. IDX keeps traffic (and leads) on your site by offering a seamless, branded home search experience using up-to-date MLS data.
Real World Example
An agent’s website displays local listings pulled from the MLS using IDX. Users can browse homes, apply filters and save searches—turning anonymous traffic into registered leads.
How Sierra Interactive Helps
Sierra’s IDX platform provides beautifully designed, fully integrated search tools powered by MLS data. It includes customizable search filters, map-based browsing, listing detail pages and lead capture built into the experience.
Frequently Asked Questions
Is IDX data updated in real time?
Yes, Sierra’s IDX syncs with MLS data several times per day.
Does IDX work with any MLS?
Sierra supports hundreds of MLSs nationwide, depending on your region.
Do users need to register to view listings?
No, but you can require registration to unlock more features or capture leads.
Can I customize how IDX listings appear?
Yes, Sierra’s sites allow for branding, design and layout customizations.
Does IDX help with SEO?
Absolutely. Each listing creates indexed pages that help you rank for local property searches.
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