Multiple Listing Services

Residential real estate brokerage industry’s MLS listed as of December 31, 2019. Sorted by members.

2020 Rank

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.