About this MLS
- Agents Allowed
- Yes
- Fees Paid to Association
- IDX data feed fee ~$10/mo (via Showcase IDX); confirm with MLS
- Large Photos
- Yes
- Open Houses Included
- Yes
- Sold Listings
- Yes
- RESO Compliant
- Yes (RESO Data Dictionary Platinum Certification)
- Update Interval
- Varies by vendor (typically 1–2 hours)
Overview
California Regional Multiple Listing Service (CRMLS) was formed in 2010 when three existing MLSs merged, creating California's statewide MLS. CRMLS now serves over 81,000 real estate professionals across the state and is headquartered in Chino Hills, CA. CRMLS offers updated data, technology tools (including Matrix, Paragon, and Flexmls), and educational resources to provide members with an affordable, reliable, and convenient listing service. DMR Media integrates with Showcase IDX and iHomeFinder for this MLS and currently serves 1 client in the area with EXP Luxury.
Coverage
Statewide California. Counties include Alameda, Butte, Contra Costa, Fresno, Glenn, Lake, Los Angeles, Mariposa, Merced, Monterey, Orange, Riverside, San Benito, San Bernardino, San Diego, San Luis Obispo, San Mateo, Santa Clara, Santa Cruz, and Ventura. Top cities include Los Angeles, San Diego, Long Beach, San Jose, Santa Monica, Irvine, Anaheim, Corona, Fontana, Palm Desert, Palm Springs, Pasadena, Riverside, and Temecula.
Users
Licensed agents and brokers. CRMLS is governed by the California Association of REALTORS®. Visit go.crmls.org for membership, Matrix/Paragon/Flexmls access, and member support.
IDX Integration & Vendor Details
CRMLS integrates with Showcase IDX (primary partner) and iHomeFinder to provide IDX (Internet Data Exchange) services. Both vendors connect to the CRMLS feed, allowing agents to display current listings—including active and sold—on their websites with automatic updates.
Showcase IDX & iHomeFinder IDX Services for CRMLS
- Live property search widgets
- Listing detail pages with full photos and descriptions
- Map-based search and neighborhood browsing
- Saved searches and property alerts
- Lead capture forms tied to MLS search activity
Integration Notes & Restrictions
Agents must hold active CRMLS membership through a participating association. Your broker must be a CRMLS member, and you must have a letter of good standing from your existing board. Display rules and data refresh schedules are set by the MLS. Contact the MLS or your IDX vendor directly for the latest integration requirements.
Membership & Fees
CRMLS membership is required for agents and brokers who wish to list or show properties in California. New members can complete the online membership application to join.
IDX Fees
California Regional Multiple Listing Service charges a fee to access the IDX data feed. Your share of the fee is approximately $10 per month via Showcase IDX. iHomeFinder and other vendors may have different fee structures. Confirm current costs with your IDX vendor before signing up.
CRMLS subscribers receive discounted rates for various real estate and CRM products and technology tools.
Services & Features
CRMLS Technology Tools
- Matrix, Paragon, Flexmls (core products)
- CRMLS Mobile, Listingbook, SmartFax, SmartTrac
- Cloud CMA, LionDesk, Glide, Proxio
- InfoSparks (market data), Realist Tax, ListHub
- ShowingTime, BuildersUpdate, NewHomeSource Professional
Search & Data Features
- Large photos, virtual tours, and property details
- Map-based search and boundary filters
- Market statistics and sold data
- Open house and showing information
- Commercial data supported
IDX Tools & Benefits
- Lead capture from property views and searches
- CRM integration for follow-up
- Customizable search widgets for agent websites
- Mobile-responsive listing displays
Market Impact & Why It Matters
CRMLS covers a wide array of California cities—from Glendale and San Diego in the south to Fresno and San Jose in the central region to San Francisco and Red Bluff farther north. As the nation's most recognized statewide MLS, CRMLS connects over 81,000 professionals with the listing data and tools they need to serve buyers and sellers across the Golden State.
With unwavering transparency and reliability, CRMLS continues to be a cornerstone in the industry and has met the evolving needs of real estate professionals for over four decades. DMR Media integrates with Showcase IDX and iHomeFinder for CRMLS and serves 1 client in the area with EXP Luxury.
If you're an agent or broker in California and want to display live listings on your website, we can help you connect via Showcase IDX or iHomeFinder IDX integration.
Frequently Asked Questions
- What is CRMLS?
- California Regional Multiple Listing Service (CRMLS) is California's statewide MLS, formed in 2010 when three existing MLSs merged. Headquartered in Chino Hills, CA, CRMLS serves over 81,000 real estate professionals and is governed by the California Association of REALTORS®.
- Does Showcase IDX and iHomeFinder support CRMLS?
- Yes. Showcase IDX and iHomeFinder are licensed IDX vendors for CRMLS. Agents can use either vendor to display active and sold listings on their websites via IDX integration. DMR Media partners with Showcase IDX first, then iHomeFinder.
- What areas does CRMLS cover?
- Statewide California. Counties include Alameda, Butte, Contra Costa, Fresno, Glenn, Lake, Los Angeles, Mariposa, Merced, Monterey, Orange, Riverside, San Benito, San Bernardino, San Diego, San Luis Obispo, San Mateo, Santa Clara, Santa Cruz, and Ventura. Top cities include Los Angeles, San Diego, San Jose, Long Beach, Santa Monica, Irvine, and Palm Springs.
- How do I get IDX integration for my website?
- You must be a licensed real estate agent, your broker must be a CRMLS member, and you must have a letter of good standing from your existing board. Contact Showcase IDX or iHomeFinder for IDX subscription options, or work with a web partner who can configure IDX integration for CRMLS on your behalf.
- Does DMR Media help with IDX setup for CRMLS?
- Yes. We integrate with Showcase IDX and iHomeFinder for CRMLS and serve 1 client in the area with EXP Luxury. Our team can help you connect your site to CRMLS. Contact us for assistance with IDX integration and implementation.
Connect Your Site to CRMLS
If you serve California and want to display live listings on your website, Showcase IDX or iHomeFinder IDX integration for CRMLS is a proven solution. Our team can help you set up MLS coverage and ensure your site complies with CRMLS display rules.
Contact Us for IDX Help