Released February 20, 2020

Top Multiple Listing Services

The residential real estate brokerage industry’s multiple listing services listed as of December 31, 2019. Data is sorted by member count.

Rank
Local Association
2019 Membership

1

California Regional MLS

San Dimas

CA

101,502

MLS Rank: 

1

Membership: 

101,502

2

Bright MLS

Rockville

MD

90,932

MLS Rank: 

2

Membership: 

90,932

3

Stellar MLS

Maitland

FL

58,447

MLS Rank: 

3

Membership: 

58,447

4

SEF MLS (Miami Realtors®)

Miami

FL

49,400

MLS Rank: 

4

Membership: 

49,400

5

First Multiple Listing Service

Atlanta

GA

45,670

MLS Rank: 

5

Membership: 

45,670

6

Midwest Real Estate Data

Lisle

Il

45,260

MLS Rank: 

6

Membership: 

45,260

7

One Key MLS

West Babylon

NY

43,000

MLS Rank: 

7

Membership: 

43,000

8

MLS Property Information Network (MLSPIN)

Shrewsbury

MA

42,443

MLS Rank: 

8

Membership: 

42,443

9

Arizona Regional MLS

Tempe

AZ

40,937

MLS Rank: 

9

Membership: 

40,937

10

North Texas Real Estate Information Systems (NTREIS)

Dallas

TX

40,630

MLS Rank: 

10

Membership: 

40,630

11

Georgia MLS

Tucker

GA

39,209

MLS Rank: 

11

Membership: 

39,209

12

HAR.com

Houston

TX

37,476

MLS Rank: 

12

Membership: 

37,476

13

Beaches MLS

West Palm Beach

FL

35,607

MLS Rank: 

13

Membership: 

35,607

14

Northwest MLS

Kirkland

WA

31,769

MLS Rank: 

14

Membership: 

31,769

15

REcolorado

Greenwood Village

CO

25,680

MLS Rank: 

15

Membership: 

25,680

16

Garden State MLS

Parsippany

NJ

24,095

MLS Rank: 

16

Membership: 

24,095

17

Metrolist Services

Sacramento

CA

21,435

MLS Rank: 

17

Membership: 

21,435

18

Northstar MLS

St. Paul

MN

19,996

MLS Rank: 

18

Membership: 

19,996

19

SMART MLS

Wallingford

CT

18,200

MLS Rank: 

19

Membership: 

18,200

20

Canopy MLS

Charlotte

NC

17,277

MLS Rank: 

20

Membership: 

17,277

21

Realcomp II Ltd.

Farmington Hills

MI

17,026

MLS Rank: 

21

Membership: 

17,026

22

UtahRealEstate.com

Sandy

UT

16,518

MLS Rank: 

22

Membership: 

16,518

23

The MLS (CLAW)

Los Angeles

CA

16,000

MLS Rank: 

23

Membership: 

16,000

24

RealTracs

Brentwood

TN

15,506

MLS Rank: 

24

Membership: 

15,506

25

MLSListings

Sunnyvale

CA

15,500

MLS Rank: 

25

Membership: 

15,500

26

Greater Las Vegas Association of Realtors®

Las Vegas

NV

15,316

MLS Rank: 

26

Membership: 

15,316

27

ACTRIS (Austin Board of Realtors®)

Austin

TX

15,079

MLS Rank: 

27

Membership: 

15,079

28

San Diego MLS

San Diego

CA

14,800

MLS Rank: 

28

Membership: 

14,800

29

Regional Multiple Listing Service

Portland

OR

14,581

MLS Rank: 

29

Membership: 

14,581

30

MARIS

St. Louis

MO

14,097

MLS Rank: 

30

Membership: 

14,097

31

Triangle MLS

Cary

NC

13,500

MLS Rank: 

31

Membership: 

13,500

32

San Antonio Board of Realtors®

San Antonio

TX

13,011

MLS Rank: 

32

Membership: 

13,011

33

Yes MLS

Independence

OH

12,900

MLS Rank: 

33

Membership: 

12,900

34

New Jersey MLS

Haworth

NJ

12,500

MLS Rank: 

34

Membership: 

12,500

35

Heartland MLS

Leawood

KS

10,790

MLS Rank: 

35

Membership: 

10,790

36

CRISNet MLS

Van Nuys

CA

10,047

MLS Rank: 

36

Membership: 

10,047

37

Northern New England Real Estate Network (NEREN)

Concord

NH

10,000

MLS Rank: 

37

Membership: 

10,000

38

Monmouth/Ocean Regional Realtors®

Tinton Falls

NJ

9,943

MLS Rank: 

38

Membership: 

9,943

39

Northeast Florida MLS

Jacksonville

FL

8,980

MLS Rank: 

39

Membership: 

8,980

40

MIBOR MLS

Indianapolis

IN

8,715

MLS Rank: 

40

Membership: 

8,715

41

Metro MLS

Wauwatosa

WI

8,536

MLS Rank: 

41

Membership: 

8,536

42

Columbus and Central Ohio Regional MLS

Columbus

OH

8,426

MLS Rank: 

42

Membership: 

8,426

43

Real Estate Information Network (REIN)

Virginia Beach

VA

8,225

MLS Rank: 

43

Membership: 

8,225

44

Central Jersey MLS

Fords

NJ

7,752

MLS Rank: 

44

Membership: 

7,752

45

West Penn MultiList

Pittsburgh

PA

7,569

MLS Rank: 

45

Membership: 

7,569

46

Florida Gulf Coast MLS

Ft Myers Beach

FL

7,290

MLS Rank: 

46

Membership: 

7,290

47

Information And Real Estate Services Llc (Ires)

Loveland

CO

7,200

MLS Rank: 

47

Membership: 

7,200

48

Indiana Regional MLS

Lafayette

IN

7,000

MLS Rank: 

48

Membership: 

7,000

49

Intermountain Multiple Listing Service

Boise

ID

7,000

MLS Rank: 

49

Membership: 

7,000

50

CHS Regional MLS

Charleston

SC

6,911

MLS Rank: 

50

Membership: 

6,911

51

North Carolina Regional MLS

Wilmington

NC

6,900

MLS Rank: 

51

Membership: 

6,900

52

HiCentral MLS

Honolulu

HI

6,789

MLS Rank: 

52

Membership: 

6,789

53

MLS of Greater Cincinnati

Cincinnati

OH

6,733

MLS Rank: 

53

Membership: 

6,733

54

Gulf South REIN

Metairie

LA

6,552

MLS Rank: 

54

Membership: 

6,552

55

MLS of Southern Arizona (MLSSAZ)

Tucson

AZ

6,517

MLS Rank: 

55

Membership: 

6,517

56

MIRealSource

Troy

MI

6,236

MLS Rank: 

56

Membership: 

6,236

57

Naples Area Board of Realtors®

Naples

FL

6,097

MLS Rank: 

57

Membership: 

6,097

58

Bay East Association of Realtors®

Pleasanton

CA

6,000

MLS Rank: 

58

Membership: 

6,000

59

StateWide MLS of Rhode Island

Warwick

RI

5,961

MLS Rank: 

59

Membership: 

5,961

60

Bay Area Real Estate Information Service (BAREIS)

Santa Rosa

CA

5,914

MLS Rank: 

60

Membership: 

5,914

61

Maine Listings

South Portland

ME

5,754

MLS Rank: 

61

Membership: 

5,754

62

Triad Multiple Listing Service

High Point

NC

5,754

MLS Rank: 

62

Membership: 

5,754

63

MLSOK

Oklahoma City

OK

5,527

MLS Rank: 

63

Membership: 

5,527

64

Central Virginia Regional MLS

Richmond

VA

5,335

MLS Rank: 

64

Membership: 

5,335

65

MLS Technology

Tulsa

OK

5,300

MLS Rank: 

65

Membership: 

5,300

66

Pikes Peak Association of Realtors®

Colorado Springs

CO

5,092

MLS Rank: 

66

Membership: 

5,092

67

Knoxville Area Association of Realtors®

Knoxville

TN

5,004

MLS Rank: 

67

Membership: 

5,004

68

Central Texas MLS

New Braunfels

TX

4,896

MLS Rank: 

68

Membership: 

4,896

69

San Francisco Association of Realtors®

San Francisco

CA

4,800

MLS Rank: 

69

Membership: 

4,800

70

Greater Louisville Association of Realtors®

Louisville

KY

4,763

MLS Rank: 

70

Membership: 

4,763

71

Greater Alabama MLS

Birmingham

AL

4,461

MLS Rank: 

71

Membership: 

4,461

72

Hudson County MLS-Realty MLS

Secaucus

NJ

4,434

MLS Rank: 

72

Membership: 

4,434

73

Space Coast Association of Realtors®

Merritt Island

FL

4,333

MLS Rank: 

73

Membership: 

4,333

74

Contra Costa Association of Realtors®

Walnut Creek

CA

4,240

MLS Rank: 

74

Membership: 

4,240

75

Coastal Carolinas Association of Realtors®

Myrtle Beach

SC

4,200

MLS Rank: 

75

Membership: 

4,200

76

Global Multiple Listing Service

Albany

NY

4,200

MLS Rank: 

76

Membership: 

4,200

77

Brooklyn Board of Realtors®

Brooklyn

NY

4,131

MLS Rank: 

77

Membership: 

4,131

78

Great Plains MLS

Omaha

NE

4,124

MLS Rank: 

78

Membership: 

4,124

79

Southwest MLS

Albuquerque

NM

4,100

MLS Rank: 

79

Membership: 

4,100

80

Dayton Realtors®

Dayton

OH

3,909

MLS Rank: 

80

Membership: 

3,909

81

Emerald Coast Association of Realtors® MLS

Fort Walton Beach

FL

3,860

MLS Rank: 

81

Membership: 

3,860

82

Realtors® Association of South Central Wisconsin

Madison

WI

3,844

MLS Rank: 

82

Membership: 

3,844

83

Greater Greenville Association of Realtors®

Greenville

SC

3,748

MLS Rank: 

83

Membership: 

3,748

84

Memphis Area Association of Realtors®

Memphis

TN

3,735

MLS Rank: 

84

Membership: 

3,735

85

Southern Missouri Regional MLS

Springfield

MO

3,709

MLS Rank: 

85

Membership: 

3,709

86

Fresno MLS

Fresno

CA

3,603

MLS Rank: 

86

Membership: 

3,603

87

Northern Nevada Regional MLS

Reno

NV

3,538

MLS Rank: 

87

Membership: 

3,538

88

Cooperative Arkansas Realtors® MLS

Little Rock

AR

3,500

MLS Rank: 

88

Membership: 

3,500

89

ValleyMLS.com

Huntsville

AL

3,500

MLS Rank: 

89

Membership: 

3,500

90

Lexington-Bluegrass Association of Realtors®

Lexington

KY

3,496

MLS Rank: 

90

Membership: 

3,496

91

bridgeMLS

Berkley

CA

3,459

MLS Rank: 

91

Membership: 

3,459

92

Western New York REIS

Amherst

NY

3,354

MLS Rank: 

92

Membership: 

3,354

93

Greater Baton Rouge Association of Realtors®

Baton Rouge

LA

3,188

MLS Rank: 

93

Membership: 

3,188

94

Greater Regional Alliance of Realtors®

Grand Rapids

MI

3,152

MLS Rank: 

94

Membership: 

3,152

95

Upstate New York REIS

Rochester

NY

3,069

MLS Rank: 

95

Membership: 

3,069

96

Regional MLS Alliance

Peoria

IL

3,000

MLS Rank: 

96

Membership: 

3,000

97

Greater Northwest Indiana Association of Realtors®

Merrillville

IN

2,985

MLS Rank: 

97

Membership: 

2,985

98

Greater Lehigh Valley Realtors®

Bethlehem

PA

2,960

MLS Rank: 

98

Membership: 

2,960

99

California Desert Association of Realtors®

Palm Desert

CA

2,774

MLS Rank: 

99

Membership: 

2,774

100

Willamette Valley MLS

Salem

OR

2,701

MLS Rank: 

100

Membership: 

2,701

Associations/MLS

Associations and MLSs are recorded based on their end of year membership count as of December 31, 2019. For reference, the city/state of the primary office is also reported. The type of Association and/or MLS is also provided.