IRES Multiple Listing Service Now Available Through MLS Grid

Hello API Data Consumer,

We want to notify you that the IRES MLS is now available through MLS Grid.

MLS Affected: IRES MLS

Date of Change: November 3, 2025

You can begin a transition to receiving IRES MLS data through your existing MLS Grid account by adding them as a possible MLS source to your existing data subscription, and then adding data license requests for each of your customer members of this MLS.

Guides:

Adding a New MLS Source: https://www.mlsgrid.com/s/MLS-Grid-Add-A-New-MLS-Source.pdf

Adding Broker or Agent: https://www.mlsgrid.com/s/MLS-Grid-Add-New-Broker-Or-Agent.pdf

Information on the OriginatingSystemName, Local Fields Prefix, and Prefixed Key Values can be found on the MLS Grid Technical Documentation page.

https://docs.mlsgrid.com