278

Recently Sold Homes in 01821

Section Image
  • 59 Allen Rd, Billerica, MA 01821
    59 Allen Rd, Billerica, MA 01821
    59 Allen Rd, Billerica, MA 01821
    /42

    $890,000 Sold Feb 26, 2025

    59 Allen Rd, Billerica, MA 01821

    • 4 Beds
    • 2.5 Baths
    • 3,074 Sq Ft
    • Built 1976

    Last Sold Summary

    • 1% Below List Price
    • $290/SF
    • 55 Days On Market

    Current Estimated Value $912,290

    Last Listing Agent Candor Realty Group Four Points Real Estate, LLC

    59 Allen Rd, Billerica, MA 01821
  • 33 Ox Rd, Billerica, MA 01821
    33 Ox Rd, Billerica, MA 01821
    33 Ox Rd, Billerica, MA 01821
    /41

    $1,146,000 Sold Jan 09, 2025

    33 Ox Rd, Billerica, MA 01821

    • 4 Beds
    • 3 Baths
    • 2,800 Sq Ft
    • Built 2024

    Last Sold Summary

    • 4% Below List Price
    • $409/SF
    • 41 Days On Market

    Current Estimated Value $1,110,348

    Last Listing Agent Cook and Company Real Estate Team LAER Realty Partners

    33 Ox Rd, Billerica, MA 01821
  • 26 Andover Rd, Billerica, MA 01821
    26 Andover Rd, Billerica, MA 01821
    26 Andover Rd, Billerica, MA 01821
    /40

    $860,000 Sold Jun 27, 2025

    26 Andover Rd, Billerica, MA 01821

    • 5 Beds
    • 3 Baths
    • 3,446 Sq Ft
    • Built 1950

    Last Sold Summary

    • 8% Above List Price
    • $250/SF
    • 7 Days On Market

    Current Estimated Value $858,997

    Last Listing Agent Julie Gibson Gibson Sotheby's International Realty

    26 Andover Rd, Billerica, MA 01821
  • 19 Parker St, Billerica, MA 01821
    19 Parker St, Billerica, MA 01821
    19 Parker St, Billerica, MA 01821
    /18

    $400,000 Sold Dec 22, 2025

    19 Parker St, Billerica, MA 01821

    • 2 Beds
    • 2 Baths
    • 1,459 Sq Ft
    • Built 1954

    Last Sold Summary

    • $274/SF
    • 4 Days On Market

    Last Listing Agent The Ternullo Real Estate Team Leading Edge Real Estate

    19 Parker St, Billerica, MA 01821
  • 19 Fuller Rd, Billerica, MA 01821
    19 Fuller Rd, Billerica, MA 01821
    19 Fuller Rd, Billerica, MA 01821
    /32

    $535,000 Sold May 15, 2025

    19 Fuller Rd, Billerica, MA 01821

    • 3 Beds
    • 1 Bath
    • 1,014 Sq Ft
    • Built 1900

    Last Sold Summary

    • 4% Above List Price
    • $528/SF
    • 5 Days On Market

    Current Estimated Value $527,904

    Last Listing Agent Gregory Kydd Coldwell Banker Realty

    19 Fuller Rd, Billerica, MA 01821
  • 3 Bayberry Ln, Billerica, MA 01821
    3 Bayberry Ln, Billerica, MA 01821
    3 Bayberry Ln, Billerica, MA 01821
    /3

    $640,000 Sold Oct 27, 2025

    3 Bayberry Ln, Billerica, MA 01821

    • 3 Beds
    • 2 Baths
    • 1,596 Sq Ft
    • Built 1968

    Last Sold Summary

    • $401/SF
    • 15 Days On Market

    Last Listing Agent Tyler Scaglione Cameron Real Estate Group

    3 Bayberry Ln, Billerica, MA 01821
  • 22 Kenmar Dr Unit 211, Billerica, MA 01821
    22 Kenmar Dr Unit 211, Billerica, MA 01821
    22 Kenmar Dr Unit 211, Billerica, MA 01821
    /21

    $260,000 Sold Dec 31, 2024

    22 Kenmar Dr Unit 211, Billerica, MA 01821

    • 1 Bed
    • 1 Bath
    • 610 Sq Ft
    • Built 1979

    Last Sold Summary

    • 4% Below List Price
    • $426/SF
    • 27 Days On Market

    Current Estimated Value $266,252

    Last Listing Agent Stephanie Lachapelle Compass

    22 Kenmar Dr Unit 211, Billerica, MA 01821
  • 20 Kenmar Dr Unit 189, Billerica, MA 01821
    20 Kenmar Dr Unit 189, Billerica, MA 01821
    20 Kenmar Dr Unit 189, Billerica, MA 01821
    /14

    $250,000 Sold May 15, 2025

    20 Kenmar Dr Unit 189, Billerica, MA 01821

    • 1 Bed
    • 1 Bath
    • 610 Sq Ft
    • Built 1979

    Last Sold Summary

    • 12% Below List Price
    • $410/SF
    • 38 Days On Market

    Current Estimated Value $255,034

    Last Listing Agent Cathy Hertler Burns & Egan Realty Group, LLC

    20 Kenmar Dr Unit 189, Billerica, MA 01821
  • 133 Salem Rd, Billerica, MA 01821
    133 Salem Rd, Billerica, MA 01821
    133 Salem Rd, Billerica, MA 01821
    /32

    $370,000 Sold Jan 06, 2025

    133 Salem Rd, Billerica, MA 01821

    • 3 Beds
    • 1 Bath
    • 1,646 Sq Ft
    • Built 1953

    Last Sold Summary

    • 10% Above List Price
    • $225/SF
    • 104 Days On Market

    Last Listing Agent Michelle Fermin Century 21 North East

    133 Salem Rd, Billerica, MA 01821
  • 9 Riverside Rd, Billerica, MA 01821
    9 Riverside Rd, Billerica, MA 01821
    9 Riverside Rd, Billerica, MA 01821
    /42

    $900,000 Sold May 30, 2025

    9 Riverside Rd, Billerica, MA 01821

    • 4 Beds
    • 4 Baths
    • 2,545 Sq Ft
    • Built 1960

    Last Sold Summary

    • 5% Below List Price
    • $354/SF
    • 19 Days On Market

    Current Estimated Value $907,177

    Last Listing Agent Jeremy Nault Berkshire Hathaway HomeServices Verani Realty

    9 Riverside Rd, Billerica, MA 01821
  • 10 Karen Cir Unit 24, Billerica, MA 01821
    10 Karen Cir Unit 24, Billerica, MA 01821
    10 Karen Cir Unit 24, Billerica, MA 01821
    /11

    $345,000 Sold Oct 15, 2025

    10 Karen Cir Unit 24, Billerica, MA 01821

    • 2 Beds
    • 1 Bath
    • 741 Sq Ft
    • Built 1979

    Last Sold Summary

    • 3% Below List Price
    • $466/SF
    • 29 Days On Market

    Last Listing Agent Nicholas Pagliarulo Douglas Elliman Real Estate - Easter Entwistle Advisors

    10 Karen Cir Unit 24, Billerica, MA 01821
  • 7 Woodbury Rd, Billerica, MA 01821
    7 Woodbury Rd, Billerica, MA 01821
    /2

    $1,030,000 Sold Mar 06, 2025

    7 Woodbury Rd, Billerica, MA 01821

    • 4 Beds
    • 2.5 Baths
    • 3,087 Sq Ft
    • Built 2015

    Last Sold Summary

    • 3% Above List Price
    • $334/SF
    • 4 Days On Market

    Current Estimated Value $1,041,311

    Last Listing Agent Adriano Varano Keller Williams Realty

    7 Woodbury Rd, Billerica, MA 01821
  • 18 Sumac St, Billerica, MA 01821
    18 Sumac St, Billerica, MA 01821
    18 Sumac St, Billerica, MA 01821
    /42

    $1,125,000 Sold Jun 30, 2025

    18 Sumac St, Billerica, MA 01821

    • 4 Beds
    • 4 Baths
    • 4,096 Sq Ft
    • Built 1973

    Last Sold Summary

    • 21% Above List Price
    • $275/SF
    • 7 Days On Market

    Current Estimated Value $1,091,606

    Last Listing Agent The Lucci Witte Team William Raveis R.E. & Home Services

    18 Sumac St, Billerica, MA 01821
  • 151 Bridle Rd, Billerica, MA 01821
    151 Bridle Rd, Billerica, MA 01821
    151 Bridle Rd, Billerica, MA 01821
    /31

    $535,000 Sold Feb 13, 2025

    151 Bridle Rd, Billerica, MA 01821

    • 3 Beds
    • 1 Bath
    • 1,402 Sq Ft
    • Built 1900

    Last Sold Summary

    • 3% Below List Price
    • $382/SF
    • 16 Days On Market

    Current Estimated Value $567,346

    Last Listing Agent BEECH HOMES Group Property Investors & Advisors, LLC

    151 Bridle Rd, Billerica, MA 01821
  • 1 Fenner St, Billerica, MA 01821
    1 Fenner St, Billerica, MA 01821
    1 Fenner St, Billerica, MA 01821
    /35

    $735,000 Sold Nov 05, 2025

    1 Fenner St, Billerica, MA 01821

    • 5 Beds
    • 3 Baths
    • 2,060 Sq Ft
    • Built 1984

    Last Sold Summary

    • 2% Below List Price
    • $357/SF
    • 6 Days On Market

    Last Listing Agent Paul Conti Paul Conti Real Estate

    1 Fenner St, Billerica, MA 01821
  • 52 Bridge St, Billerica, MA 01821
    52 Bridge St, Billerica, MA 01821
    52 Bridge St, Billerica, MA 01821
    /41

    $754,000 Sold Apr 30, 2025

    52 Bridge St, Billerica, MA 01821

    • 3 Beds
    • 2 Baths
    • 2,314 Sq Ft
    • Built 1934

    Last Sold Summary

    • 8% Above List Price
    • $326/SF
    • 6 Days On Market

    Current Estimated Value $716,397

    Last Listing Agent Amanda Veseskis Lamacchia Realty, Inc.

    52 Bridge St, Billerica, MA 01821
  • 227 1/2 Pond St, North Billerica, MA 01862
    227 1/2 Pond St, North Billerica, MA 01862
    227 1/2 Pond St, North Billerica, MA 01862
    /20

    $665,000 Sold Jun 18, 2025

    227 1/2 Pond St, North Billerica, MA 01862

    • 3 Beds
    • 1.5 Baths
    • 1,632 Sq Ft
    • Built 1997

    Last Sold Summary

    • 1% Above List Price
    • $407/SF
    • 5 Days On Market

    Current Estimated Value $656,462

    Last Listing Agent Charlene McCarthy American Dream Homes

    227 1/2 Pond St, North Billerica, MA 01862
  • 36 Montbatten Rd Unit A, Billerica, MA 01821
    36 Montbatten Rd Unit A, Billerica, MA 01821
    36 Montbatten Rd Unit A, Billerica, MA 01821
    /9

    $768,200 Sold Apr 25, 2025

    36 Montbatten Rd Unit A, Billerica, MA 01821

    • 3 Beds
    • 2.5 Baths
    • 1,882 Sq Ft
    • Built 2025

    Last Sold Summary

    • 2% Below List Price
    • $408/SF
    • 3 Days On Market

    Last Listing Agent Paul Dunton RE/MAX Triumph Realty

    36 Montbatten Rd Unit A, Billerica, MA 01821
  • 21-1/2 Glenside Ave, Billerica, MA 01821
    21-1/2 Glenside Ave, Billerica, MA 01821
    21-1/2 Glenside Ave, Billerica, MA 01821
    /42

    $870,000 Sold Jul 30, 2025

    21-1/2 Glenside Ave, Billerica, MA 01821

    • 3 Beds
    • 2.5 Baths
    • 2,136 Sq Ft
    • Built 2018

    Last Sold Summary

    • 9% Above List Price
    • $407/SF
    • 2 Days On Market

    Current Estimated Value $837,530

    Last Listing Agent The Joanna Schlansky Residential Team Elite Realty Experts, LLC

    21-1/2 Glenside Ave, Billerica, MA 01821
  • 13 Heidi Ln, Billerica, MA 01821
    13 Heidi Ln, Billerica, MA 01821
    13 Heidi Ln, Billerica, MA 01821
    /42

    $1,255,000 Sold Oct 23, 2025

    13 Heidi Ln, Billerica, MA 01821

    • 5 Beds
    • 3 Baths
    • 3,560 Sq Ft
    • Built 1969

    Last Sold Summary

    • 3% Below List Price
    • $353/SF
    • 23 Days On Market

    Last Listing Agent Sally Salemi LAER Realty Partners

    13 Heidi Ln, Billerica, MA 01821
  • 599 Middlesex Turnpike, Billerica, MA 01821
    599 Middlesex Turnpike, Billerica, MA 01821
    599 Middlesex Turnpike, Billerica, MA 01821
    /37

    $965,000 Sold Jun 24, 2025

    599 Middlesex Turnpike, Billerica, MA 01821

    • 4 Beds
    • 2.5 Baths
    • 3,363 Sq Ft
    • Built 2014

    Last Sold Summary

    • 3% Below List Price
    • $287/SF
    • 21 Days On Market

    Current Estimated Value $960,998

    Last Listing Agent Jennifer Langone Coldwell Banker Realty - Wilmington

    599 Middlesex Turnpike, Billerica, MA 01821
  • 763 Boston Rd, Billerica, MA 01821
    763 Boston Rd, Billerica, MA 01821
    763 Boston Rd, Billerica, MA 01821
    /39

    $585,000 Sold Jul 17, 2025

    763 Boston Rd, Billerica, MA 01821

    • 3 Beds
    • 1 Bath
    • 1,755 Sq Ft
    • Built 1958

    Last Sold Summary

    • 9% Above List Price
    • $333/SF
    • 5 Days On Market

    Current Estimated Value $584,583

    Last Listing Agent Harshini Joshi Keller Williams Realty Boston Northwest

    763 Boston Rd, Billerica, MA 01821
  • 40 Baker St, Billerica, MA 01821
    40 Baker St, Billerica, MA 01821
    40 Baker St, Billerica, MA 01821
    /32

    $549,000 Sold Aug 15, 2025

    40 Baker St, Billerica, MA 01821

    • 3 Beds
    • 2.5 Baths
    • 1,557 Sq Ft
    • Built 1940

    Last Sold Summary

    • $353/SF
    • 7 Days On Market

    Current Estimated Value $554,928

    Last Listing Agent Steve McKenna Gibson Sotheby's International Realty

    40 Baker St, Billerica, MA 01821
  • 3 Primrose Rd, Billerica, MA 01821
    3 Primrose Rd, Billerica, MA 01821
    3 Primrose Rd, Billerica, MA 01821
    /42

    $670,000 Sold Dec 19, 2025

    3 Primrose Rd, Billerica, MA 01821

    • 3 Beds
    • 1 Bath
    • 3,185 Sq Ft
    • Built 1945

    Last Sold Summary

    • 4% Below List Price
    • $210/SF
    • 60 Days On Market

    Last Listing Agent Talib Hussain Keller Williams Elite

    3 Primrose Rd, Billerica, MA 01821
  • 396 Boston Rd Unit 103, Billerica, MA 01821
    396 Boston Rd Unit 103, Billerica, MA 01821
    396 Boston Rd Unit 103, Billerica, MA 01821
    /32

    $419,000 Sold Dec 30, 2025

    396 Boston Rd Unit 103, Billerica, MA 01821

    • 2 Beds
    • 1 Bath
    • 911 Sq Ft
    • Built 1998

    Last Sold Summary

    • $460/SF
    • 17 Days On Market

    Last Listing Agent Mary Murray Gibson Sotheby's International Realty

    396 Boston Rd Unit 103, Billerica, MA 01821
  • 3 Sinclair St, Billerica, MA 01821
    3 Sinclair St, Billerica, MA 01821
    3 Sinclair St, Billerica, MA 01821
    /42

    $790,000 Sold Jun 26, 2025

    3 Sinclair St, Billerica, MA 01821

    • 3 Beds
    • 1.5 Baths
    • 2,790 Sq Ft
    • Built 1995

    Last Sold Summary

    • 5% Above List Price
    • $283/SF
    • 13 Days On Market

    Current Estimated Value $783,405

    Last Listing Agent Preeti Walhekar Keller Williams Realty Boston Northwest

    3 Sinclair St, Billerica, MA 01821
  • 18 William Rd, Billerica, MA 01821
    18 William Rd, Billerica, MA 01821
    18 William Rd, Billerica, MA 01821
    /22

    $725,000 Sold Jun 17, 2025

    18 William Rd, Billerica, MA 01821

    • 3 Beds
    • 1 Bath
    • 1,754 Sq Ft
    • Built 1972

    Last Sold Summary

    • 3% Below List Price
    • $413/SF
    • 15 Days On Market

    Current Estimated Value $721,601

    Last Listing Agent Kelly Catallo Realty ONE Group Cosmopolitan

    18 William Rd, Billerica, MA 01821
  • 11 Kenmar Dr Unit 13, Billerica, MA 01821
    11 Kenmar Dr Unit 13, Billerica, MA 01821
    11 Kenmar Dr Unit 13, Billerica, MA 01821
    /27

    $246,000 Sold Jul 16, 2025

    11 Kenmar Dr Unit 13, Billerica, MA 01821

    • 1 Bed
    • 1 Bath
    • 610 Sq Ft
    • Built 1979

    Last Sold Summary

    • 9% Below List Price
    • $403/SF
    • 8 Days On Market

    Current Estimated Value $252,537

    Last Listing Agent Christopher Lawton Lawton Real Estate, Inc

    11 Kenmar Dr Unit 13, Billerica, MA 01821
  • 5 Biscayne Dr, Billerica, MA 01821
    5 Biscayne Dr, Billerica, MA 01821
    5 Biscayne Dr, Billerica, MA 01821
    /27

    $635,000 Sold Apr 10, 2025

    5 Biscayne Dr, Billerica, MA 01821

    • 3 Beds
    • 1 Bath
    • 1,432 Sq Ft
    • Built 1962

    Last Sold Summary

    • 8% Above List Price
    • $443/SF
    • 7 Days On Market

    Current Estimated Value $623,316

    Last Listing Agent Brad Carlson New England Realty Advisors LLC

    5 Biscayne Dr, Billerica, MA 01821
  • 6 Eastview Ave, Billerica, MA 01821
    6 Eastview Ave, Billerica, MA 01821
    6 Eastview Ave, Billerica, MA 01821
    /31

    $720,000 Sold Oct 15, 2025

    6 Eastview Ave, Billerica, MA 01821

    • 3 Beds
    • 1.5 Baths
    • 2,400 Sq Ft
    • Built 1974

    Last Sold Summary

    • 3% Below List Price
    • $300/SF
    • 97 Days On Market

    Last Listing Agent Charlotte Marrocco-Mohler BHHS Verani Nashua

    6 Eastview Ave, Billerica, MA 01821
  • 7 Ox Rd, Billerica, MA 01821
    7 Ox Rd, Billerica, MA 01821
    7 Ox Rd, Billerica, MA 01821
    /7

    $580,000 Sold Oct 17, 2025

    7 Ox Rd, Billerica, MA 01821

    • 5 Beds
    • 2 Baths
    • 1,986 Sq Ft
    • Built 1955

    Last Sold Summary

    • 5% Above List Price
    • $292/SF
    • 11 Days On Market

    Last Listing Agent VIP Group Moor Realty Group

    7 Ox Rd, Billerica, MA 01821
  • 19 Cedarwood Rd, Billerica, MA 01821
    19 Cedarwood Rd, Billerica, MA 01821
    19 Cedarwood Rd, Billerica, MA 01821
    /32

    $688,000 Sold Apr 24, 2025

    19 Cedarwood Rd, Billerica, MA 01821

    • 3 Beds
    • 2 Baths
    • 1,449 Sq Ft
    • Built 2006

    Last Sold Summary

    • 9% Above List Price
    • $475/SF
    • 5 Days On Market

    Current Estimated Value $674,106

    Last Listing Agent Christine Strazzere RE/MAX Triumph Realty

    19 Cedarwood Rd, Billerica, MA 01821
  • 12 Bear Hill Rd, Billerica, MA 01821
    12 Bear Hill Rd, Billerica, MA 01821
    12 Bear Hill Rd, Billerica, MA 01821
    /39

    $750,000 Sold May 30, 2025

    12 Bear Hill Rd, Billerica, MA 01821

    • 3 Beds
    • 2 Baths
    • 2,340 Sq Ft
    • Built 1972

    Last Sold Summary

    • 15% Above List Price
    • $321/SF
    • 6 Days On Market

    Current Estimated Value $734,508

    Last Listing Agent Lisa Sullivan J. Barrett & Company

    12 Bear Hill Rd, Billerica, MA 01821
  • 48 Francis Wyman Rd, Burlington, MA 01803
    48 Francis Wyman Rd, Burlington, MA 01803
    48 Francis Wyman Rd, Burlington, MA 01803
    /25

    $675,000 Sold Jun 27, 2025

    48 Francis Wyman Rd, Burlington, MA 01803

    • 4 Beds
    • 2.5 Baths
    • 1,764 Sq Ft
    • Built 1997

    Last Sold Summary

    • 8% Below List Price
    • $383/SF
    • 14 Days On Market

    Current Estimated Value $695,775

    Last Listing Agent Lidiya Dimova Lamacchia Realty, Inc.

    48 Francis Wyman Rd, Burlington, MA 01803
  • 21 Wilhelmina Ave, Burlington, MA 01803
    21 Wilhelmina Ave, Burlington, MA 01803
    21 Wilhelmina Ave, Burlington, MA 01803
    /42

    $792,000 Sold Jul 08, 2025

    21 Wilhelmina Ave, Burlington, MA 01803

    • 3 Beds
    • 2 Baths
    • 1,830 Sq Ft
    • Built 1962

    Last Sold Summary

    • 1% Below List Price
    • $433/SF
    • 9 Days On Market

    Current Estimated Value $788,277

    Last Listing Agent Kelly Dimbat Lamacchia Realty, Inc.

    21 Wilhelmina Ave, Burlington, MA 01803
  • 12 Stoney Dr, North Billerica, MA 01862
    12 Stoney Dr, North Billerica, MA 01862
    12 Stoney Dr, North Billerica, MA 01862
    /5

    $370,000 Sold Dec 03, 2025

    12 Stoney Dr, North Billerica, MA 01862

    • 2 Beds
    • 1 Bath
    • 1,009 Sq Ft
    • Built 1955

    Last Sold Summary

    • 17% Below List Price
    • $367/SF
    • 96 Days On Market

    Last Listing Agent Team Lillian Montalto Lillian Montalto Signature Properties

    12 Stoney Dr, North Billerica, MA 01862
  • 7 Harold Ave, Wilmington, MA 01887
    7 Harold Ave, Wilmington, MA 01887
    7 Harold Ave, Wilmington, MA 01887
    /23

    $960,000 Sold Jul 16, 2025

    7 Harold Ave, Wilmington, MA 01887

    • 4 Beds
    • 2.5 Baths
    • 2,479 Sq Ft
    • Built 1971

    Last Sold Summary

    • 3% Above List Price
    • $387/SF
    • 15 Days On Market

    Current Estimated Value $965,994

    Last Listing Agent Geoffrey Smith GPS Real Estate, LLC

    7 Harold Ave, Wilmington, MA 01887
  • 240 Dudley Rd, Bedford, MA 01730
    240 Dudley Rd, Bedford, MA 01730
    240 Dudley Rd, Bedford, MA 01730
    /42

    $1,285,000 Sold Jun 02, 2025

    240 Dudley Rd, Bedford, MA 01730

    • 5 Beds
    • 3 Baths
    • 4,939 Sq Ft
    • Built 1880

    Last Sold Summary

    • 14% Below List Price
    • $260/SF
    • 17 Days On Market

    Current Estimated Value $1,314,180

    Last Listing Agent Deborah Smith The Aland Realty Group LLC

    240 Dudley Rd, Bedford, MA 01730

Showing Results 241 - 278, Page 7 of 7

Massachusetts Middlesex County Billerica 01821

Recently Sold Real Estate & Homes in 01821

How to Buy a Home How to Finance a Home How to Sell a Home

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Copyright 2025 PrimeMLS, Inc. All rights reserved. This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on this display comes in part from the IDX Program of PrimeMLS. The information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

Homes.com Licensing Information

§ 442-H New York Standard Operating Procedures

New York Fair Housing Notice

TREC: Information about brokerage services, Consumer protection notice

California DRE #01937601

Contact Homes.com Brokerage

Copyright © 2025 CoStar Group