IDX can support a business built around property search. A curated website can suit an established agent whose priority is reputation, listing presentation and referrals. Evaluate the actual workflow before choosing.
What IDX does—and what to ask about
IDX stands for Internet Data Exchange. NAR describes IDX as a framework that allows participating MLS brokers to authorize limited electronic display of their listings by other participants. On an agent website, an IDX integration can provide a way to browse listings beyond that agent’s own inventory.
The available data and permitted display depend on the applicable MLS arrangements. Ask your broker and prospective provider what is available for your business, what approval is needed, and what display requirements apply.
Search filters, saved searches, alerts, registration and CRM connections should be checked as separate product features. Do not assume that an “IDX website” includes every tool you need or that an existing setup will transfer to another provider.
For an established agent asking “do realtors need IDX?”, the most useful next question is operational: will clients use this search experience, and who will maintain the process around it?
When a property-search website makes sense
IDX is worth evaluating when property search is central to your client experience. Perhaps you already send buyers to saved searches on your site, or your team has a defined process for responding to property inquiries. In that case, search is part of a service you actively deliver.
Review the full journey: how someone arrives, what they search, when they ask a question, and how your team responds. Ask for a demonstration using a realistic buyer scenario. Check the experience on a phone as well as a desktop.
- Can clients find the inventory relevant to the markets you serve?
- Does the search experience connect to the tools your team actually uses?
- Who follows up on registrations and property inquiries?
- Can you assess useful conversations and client activity, rather than registrations alone?
If those questions have clear answers, a search-focused website may be a sensible investment. If they do not, an IDX subscription by itself will not establish the missing process.
When a curated portfolio is a better starting point
An agent with an established referral network may need a different kind of website: one that explains their expertise, presents their listings beautifully and helps a potential client decide whether to make contact.
A curated site can give more attention to your biography, selected past sales, client feedback, neighborhood knowledge and approach to selling. A prospective seller can see how you represent a property. A referred buyer can understand the person and experience behind the recommendation.
This approach does mean giving up market-wide search on your own site. Decide how buyers will receive property recommendations or access any brokerage search tools you use. Make that experience clear, so removing a website feature does not leave a gap in your service.
Our portfolio guide explains what a curated presentation can contain. Our referral guide shows how it can support the introduction-to-inquiry journey.
Where Zillow fits into the decision
If a buyer is already browsing on Zillow or another property portal, consider what would make your website useful alongside that habit. Your business may be better represented by the guidance, context and personal knowledge you bring to a move.
Our recommendation for a referral-led agent is to start with those strengths. Show the markets you understand, the work you have done and the way you help clients make decisions. That is a clear purpose for your website whether a client finds a home on a portal, through your brokerage or directly through you.
This is not evidence that IDX is ineffective, or that buyers never use agent search tools. It is a reason to make the choice around your actual client journey. If your own search experience plays a valuable role, account for that value before replacing it.
Compare the whole service before switching
| Your priority | What to evaluate |
|---|---|
| Buyer search and repeat use | IDX coverage, search quality, any saved-search tools and your follow-up workflow. |
| Referral confidence and seller presentation | Your story, property portfolio, relevant proof and an easy contact path. |
| Both | Whether one provider handles both well, and the full cost and upkeep of the arrangement. |
Ask for the complete scope and cost, including any separate data, integration or service charges. Review ownership, export options and the process for leaving. If you already have search users or saved data, establish what can be retained before canceling a service.
First Street builds around your own listings, past sales, story and local expertise. We also offer optional IDX for market-wide property search. It is billed case by case based on your MLS fees and integration scope, with setup and recurring charges confirmed in your quote. That lets your own listings receive distinctive presentation while clients can also explore the wider market.
Start with a list of the tasks your site must support. Then compare our package scope with those requirements. If you are moving from another provider, our switching guide explains the transition questions to resolve first.