5,820

Homes in ZIP Code 20194

Section Image
    • 11723 Arbor Glen Way, Reston, VA 20194
      11723 Arbor Glen Way, Reston, VA 20194
      11723 Arbor Glen Way, Reston, VA 20194
      /67

      Est $818,445

      Not Listed For Sale

      11723 Arbor Glen Way, Reston, VA 20194

      • 3 Beds
      • 3.5 Baths
      • 2,129 Sq Ft
      • Built 1987
      11723 Arbor Glen Way, Reston, VA 20194

      Last Sold Summary

      • 3 Days On Market

      Last Listing Agent Linda Cotton Century 21 Redwood Realty

  • 1504 Summerchase Ct Unit 1504-C, Reston, VA 20194
    1504 Summerchase Ct Unit 1504-C, Reston, VA 20194
    1504 Summerchase Ct Unit 1504-C, Reston, VA 20194
    /25

    $385,000

    Sold Oct 06, 2025

    1504 Summerchase Ct Unit 1504-C, Reston, VA 20194

    • 2 Beds
    • 2 Baths
    • 1,042 Sq Ft
    • Built 1987

    Last Sold Summary

    • $369/SF
    • 24 Days On Market

    Last Listing Agent Roxanne Watts Coldwell Banker Realty

    1504 Summerchase Ct Unit 1504-C, Reston, VA 20194
    • 1423 Newport Spring Ct, Reston, VA 20194
      1423 Newport Spring Ct, Reston, VA 20194
      1423 Newport Spring Ct, Reston, VA 20194
      /45

      Est $672,362

      Not Listed For Sale

      1423 Newport Spring Ct, Reston, VA 20194

      • 3 Beds
      • 3.5 Baths
      • 1,496 Sq Ft
      • Built 1988
      1423 Newport Spring Ct, Reston, VA 20194

      Last Sold Summary

      • 10 Days On Market

      Last Listing Agent Kristen vanHouten Keller Williams Realty

  • 11057 Bishopsgate Ct, Reston, VA 20194
    11057 Bishopsgate Ct, Reston, VA 20194
    11057 Bishopsgate Ct, Reston, VA 20194
    /72

    $1,114,000

    Sold Jul 22, 2026

    11057 Bishopsgate Ct, Reston, VA 20194

    • 3 Beds
    • 3.5 Baths
    • 2,757 Sq Ft
    • Built 1983

    Last Sold Summary

    • 1% Above List Price
    • $404/SF
    • 11 Days On Market

    Current Estimated Value $1,120,635

    Last Listing Agent Diane Freeman Pearson Smith Realty, LLC

    11057 Bishopsgate Ct, Reston, VA 20194
    • 1443 Newport Spring Ct, Reston, VA 20194
      1443 Newport Spring Ct, Reston, VA 20194
      1443 Newport Spring Ct, Reston, VA 20194
      /78

      Est $729,371

      Not Listed For Sale

      1443 Newport Spring Ct, Reston, VA 20194

      • 3 Beds
      • 4 Baths
      • 2,198 Sq Ft
      • Built 1989
      1443 Newport Spring Ct, Reston, VA 20194

      Last Sold Summary

      • 4 Days On Market

      Last Listing Agent Lauryn Eadie Real Broker, LLC

  • 11411 Hollow Timber Ct, Reston, VA 20194
    11411 Hollow Timber Ct, Reston, VA 20194
    /2

    $950,000

    Sold Mar 27, 2026

    11411 Hollow Timber Ct, Reston, VA 20194

    • 3 Beds
    • 3.5 Baths
    • 3,080 Sq Ft
    • Built 1992

    Last Sold Summary

    • $308/SF
    • 43 Days On Market

    Current Estimated Value $949,912

    Last Listing Agent Bob Chew Samson Properties

    11411 Hollow Timber Ct, Reston, VA 20194
    • 11502 Turnbridge Ln, Reston, VA 20194
      11502 Turnbridge Ln, Reston, VA 20194
      11502 Turnbridge Ln, Reston, VA 20194
      /60

      Est $1,115,879

      Not Listed For Sale

      11502 Turnbridge Ln, Reston, VA 20194

      • 4 Beds
      • 3 Baths
      • 2,820 Sq Ft
      • Built 1987
      11502 Turnbridge Ln, Reston, VA 20194

      Last Sold Summary

      • 18 Days On Market

      Last Listing Agent DeeDee Querolo Samson Properties

  • 12016 Creekbend Dr, Reston, VA 20194
    12016 Creekbend Dr, Reston, VA 20194
    12016 Creekbend Dr, Reston, VA 20194
    /129

    $1,570,000

    Sold Sep 15, 2025

    12016 Creekbend Dr, Reston, VA 20194

    • 6 Beds
    • 4.5 Baths
    • 7,128 Sq Ft
    • Built 1996

    Last Sold Summary

    • $220/SF
    • 57 Days On Market

    Current Estimated Value $1,653,562

    Last Listing Agent Casey Margenau Casey Margenau Fine Homes and Estates LLC

    12016 Creekbend Dr, Reston, VA 20194
    • 1581 Brass Lantern Way, Reston, VA 20194
      1581 Brass Lantern Way, Reston, VA 20194
      1581 Brass Lantern Way, Reston, VA 20194
      /57

      Est $954,031

      Not Listed For Sale

      1581 Brass Lantern Way, Reston, VA 20194

      • 4 Beds
      • 3.5 Baths
      • 3,183 Sq Ft
      • Built 1988
      1581 Brass Lantern Way, Reston, VA 20194

      Last Sold Summary

      • 6 Days On Market

      Last Listing Agent Marjorie Barr EXP Realty, LLC

  • 11110 Tommye Ln, Reston, VA 20194
    11110 Tommye Ln, Reston, VA 20194
    11110 Tommye Ln, Reston, VA 20194
    /76

    $1,585,000

    Sold Sep 02, 2026

    11110 Tommye Ln, Reston, VA 20194

    • 5 Beds
    • 4.5 Baths
    • 4,913 Sq Ft
    • Built 1997

    Last Sold Summary

    • 1% Below List Price
    • $323/SF
    • 15 Days On Market

    Current Estimated Value $1,598,890

    Last Listing Agent Alexis Cuadros Pearson Smith Realty, LLC

    11110 Tommye Ln, Reston, VA 20194
    • 11625 Chapel Cross Way, Reston, VA 20194
      11625 Chapel Cross Way, Reston, VA 20194
      11625 Chapel Cross Way, Reston, VA 20194
      /51

      Est $773,794

      Not Listed For Sale

      11625 Chapel Cross Way, Reston, VA 20194

      • 3 Beds
      • 3.5 Baths
      • 1,838 Sq Ft
      • Built 1987
      11625 Chapel Cross Way, Reston, VA 20194

      Last Sold Summary

      • 6 Days On Market

      Last Listing Agent Margaret O'Gorman Paul Wesley Real Estate

  • 1409 Park Garden Ln, Reston, VA 20194
    1409 Park Garden Ln, Reston, VA 20194
    1409 Park Garden Ln, Reston, VA 20194
    /41

    $739,000

    Sold Jul 24, 2026

    1409 Park Garden Ln, Reston, VA 20194

    • 3 Beds
    • 3.5 Baths
    • 2,087 Sq Ft
    • Built 1993

    Last Sold Summary

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

    Current Estimated Value $750,103

    Last Listing Agent Marnie Schaar Compass

    1409 Park Garden Ln, Reston, VA 20194
    • 11631 Chapel Cross Way, Reston, VA 20194
      11631 Chapel Cross Way, Reston, VA 20194
      11631 Chapel Cross Way, Reston, VA 20194
      /57

      Est $850,593

      Not Listed For Sale

      11631 Chapel Cross Way, Reston, VA 20194

      • 3 Beds
      • 3.5 Baths
      • 2,695 Sq Ft
      • Built 1987
      11631 Chapel Cross Way, Reston, VA 20194

      Last Sold Summary

      • 3 Days On Market

      Last Listing Agent Margaret O'Gorman Paul Wesley Real Estate

  • 1563 Twisted Oak Dr, Reston, VA 20194
    1563 Twisted Oak Dr, Reston, VA 20194
    1563 Twisted Oak Dr, Reston, VA 20194
    /47

    $620,000

    Sold Feb 20, 2026

    1563 Twisted Oak Dr, Reston, VA 20194

    • 2 Beds
    • 4 Baths
    • 1,584 Sq Ft
    • Built 1987

    Last Sold Summary

    • 5% Above List Price
    • $391/SF
    • 1 Day On Market

    Current Estimated Value $611,345

    Last Listing Agent Kimberly Gerdon Century 21 Redwood Realty

    1563 Twisted Oak Dr, Reston, VA 20194
    • 11626 Chapel Cross Way, Reston, VA 20194
      11626 Chapel Cross Way, Reston, VA 20194
      11626 Chapel Cross Way, Reston, VA 20194
      /48

      Est $916,027

      Not Listed For Sale

      11626 Chapel Cross Way, Reston, VA 20194

      • 4 Beds
      • 3.5 Baths
      • 3,182 Sq Ft
      • Built 1986
      11626 Chapel Cross Way, Reston, VA 20194

      Last Sold Summary

      • 3 Days On Market

      Last Listing Agent Margaret O'Gorman Paul Wesley Real Estate

  • 1575 Bennington Woods Ct, Reston, VA 20194
    1575 Bennington Woods Ct, Reston, VA 20194
    1575 Bennington Woods Ct, Reston, VA 20194
    /39

    $668,000

    Sold Apr 10, 2026

    1575 Bennington Woods Ct, Reston, VA 20194

    • 3 Beds
    • 3.5 Baths
    • 1,418 Sq Ft
    • Built 1983

    Last Sold Summary

    • 6% Above List Price
    • $471/SF
    • 3 Days On Market

    Current Estimated Value $650,805

    Last Listing Agent Mark Wilson Long & Foster Real Estate, Inc.

    1575 Bennington Woods Ct, Reston, VA 20194
    • 11600 Chapel Cross Way, Reston, VA 20194
      11600 Chapel Cross Way, Reston, VA 20194
      11600 Chapel Cross Way, Reston, VA 20194
      /52

      Est $941,564

      Not Listed For Sale

      11600 Chapel Cross Way, Reston, VA 20194

      • 4 Beds
      • 3.5 Baths
      • 2,921 Sq Ft
      • Built 1986
      11600 Chapel Cross Way, Reston, VA 20194

      Last Sold Summary

      • 5 Days On Market

      Last Listing Agent Holly Tennant Billy TTR Sothebys International Realty

  • 1236 Weatherstone Ct, Reston, VA 20194
    1236 Weatherstone Ct, Reston, VA 20194
    /2

    $700,000

    Sold Oct 24, 2025

    1236 Weatherstone Ct, Reston, VA 20194

    • 3 Beds
    • 4 Baths
    • 1,960 Sq Ft
    • Built 1994

    Last Sold Summary

    • $357/SF
    • 141 Days On Market

    Current Estimated Value $754,869

    Last Listing Agent JoAnn Walker EXP Realty, LLC

    1236 Weatherstone Ct, Reston, VA 20194
    • 11615 Deer Forest Rd, Reston, VA 20194
      11615 Deer Forest Rd, Reston, VA 20194
      11615 Deer Forest Rd, Reston, VA 20194
      /59

      Est $1,333,056

      Not Listed For Sale

      11615 Deer Forest Rd, Reston, VA 20194

      • 5 Beds
      • 3.5 Baths
      • 3,442 Sq Ft
      • Built 1984
      11615 Deer Forest Rd, Reston, VA 20194

      Last Sold Summary

      • 0 Days On Market

      Last Listing Agent Susan Wisely Compass

  • 1651 Poplar Grove Dr, Reston, VA 20194
    1651 Poplar Grove Dr, Reston, VA 20194
    1651 Poplar Grove Dr, Reston, VA 20194
    /45

    $525,000

    Sold Nov 21, 2025

    1651 Poplar Grove Dr, Reston, VA 20194

    • 2 Beds
    • 1.5 Baths
    • 1,401 Sq Ft
    • Built 1986

    Last Sold Summary

    • $375/SF
    • 2 Days On Market

    Current Estimated Value $531,986

    Last Listing Agent Ryan Rust Redfin Corporation

    1651 Poplar Grove Dr, Reston, VA 20194
    • 11714 Old Bayberry Ln, Reston, VA 20194
      11714 Old Bayberry Ln, Reston, VA 20194
      11714 Old Bayberry Ln, Reston, VA 20194
      /77

      Est $983,317

      Not Listed For Sale

      11714 Old Bayberry Ln, Reston, VA 20194

      • 3 Beds
      • 2.5 Baths
      • 2,256 Sq Ft
      • Built 1985
      11714 Old Bayberry Ln, Reston, VA 20194

      Last Sold Summary

      • 62 Days On Market

      Last Listing Agent Lilian Jorgenson Long & Foster Real Estate, Inc.

  • 1705 Sundance Dr, Reston, VA 20194
    1705 Sundance Dr, Reston, VA 20194
    1705 Sundance Dr, Reston, VA 20194
    /29

    $510,000

    Sold Oct 30, 2025

    1705 Sundance Dr, Reston, VA 20194

    • 2 Beds
    • 2.5 Baths
    • 1,120 Sq Ft
    • Built 1985

    Last Sold Summary

    • $455/SF
    • 50 Days On Market

    Current Estimated Value $518,984

    Last Listing Agent Michelina Queri Samson Properties

    1705 Sundance Dr, Reston, VA 20194
    • 1317 Quail Ridge Dr, Reston, VA 20194
      1317 Quail Ridge Dr, Reston, VA 20194
      1317 Quail Ridge Dr, Reston, VA 20194
      /58

      Est $1,183,684

      Not Listed For Sale

      1317 Quail Ridge Dr, Reston, VA 20194

      • 5 Beds
      • 2.5 Baths
      • 2,420 Sq Ft
      • Built 1984
      1317 Quail Ridge Dr, Reston, VA 20194

      Last Sold Summary

      • 1 Day On Market

      Last Listing Agent Roxanne Watts Coldwell Banker Realty

  • 11900 Fieldthorn Ct, Reston, VA 20194
    11900 Fieldthorn Ct, Reston, VA 20194
    11900 Fieldthorn Ct, Reston, VA 20194
    /29

    $497,000

    Sold Oct 10, 2025

    11900 Fieldthorn Ct, Reston, VA 20194

    • 2 Beds
    • 2 Baths
    • 1,245 Sq Ft
    • Built 1986

    Last Sold Summary

    • $399/SF
    • 60 Days On Market

    Current Estimated Value $503,068

    Last Listing Agent Ruth Garvey Samson Properties

    11900 Fieldthorn Ct, Reston, VA 20194
    • 11608 Quail Ridge Ct, Reston, VA 20194
      11608 Quail Ridge Ct, Reston, VA 20194
      11608 Quail Ridge Ct, Reston, VA 20194
      /65

      Est $1,135,752

      Not Listed For Sale

      11608 Quail Ridge Ct, Reston, VA 20194

      • 5 Beds
      • 2.5 Baths
      • 3,020 Sq Ft
      • Built 1985
      11608 Quail Ridge Ct, Reston, VA 20194

      Last Sold Summary

      • 3 Days On Market

      Last Listing Agent Roxanne Watts Coldwell Banker Realty

  • 11401 Gate Hill Place Unit 79, Reston, VA 20194
    11401 Gate Hill Place Unit 79, Reston, VA 20194
    /2

    $467,000

    Sold Jul 20, 2026

    11401 Gate Hill Place Unit 79, Reston, VA 20194

    • 2 Beds
    • 2 Baths
    • 1,040 Sq Ft
    • Built 1997

    Last Sold Summary

    • 2% Below List Price
    • $449/SF
    • 6 Days On Market

    Current Estimated Value $470,451

    Last Listing Agent Susan Nixon Redfin Corporation

    11401 Gate Hill Place Unit 79, Reston, VA 20194
    • 11615 Quail Ridge Ct, Reston, VA 20194
      11615 Quail Ridge Ct, Reston, VA 20194
      11615 Quail Ridge Ct, Reston, VA 20194
      /64

      Est $1,151,840

      Not Listed For Sale

      11615 Quail Ridge Ct, Reston, VA 20194

      • 5 Beds
      • 2.5 Baths
      • 3,520 Sq Ft
      • Built 1985
      11615 Quail Ridge Ct, Reston, VA 20194

      Last Sold Summary

      • 2 Days On Market

      Last Listing Agent Susan Wisely Compass

  • 1324 Red Hawk Cir, Reston, VA 20194
    1324 Red Hawk Cir, Reston, VA 20194
    1324 Red Hawk Cir, Reston, VA 20194
    /44

    $1,350,000

    Sold Sep 30, 2025

    1324 Red Hawk Cir, Reston, VA 20194

    • 4 Beds
    • 3.5 Baths
    • 2,921 Sq Ft
    • Built 1999

    Last Sold Summary

    • $462/SF
    • 6 Days On Market

    Current Estimated Value $1,342,606

    Last Listing Agent Matthew Benson Paul Wesley Real Estate

    1324 Red Hawk Cir, Reston, VA 20194
    • 11634 Quail Ridge Ct, Reston, VA 20194
      11634 Quail Ridge Ct, Reston, VA 20194
      11634 Quail Ridge Ct, Reston, VA 20194
      /60

      Est $1,096,831

      Not Listed For Sale

      11634 Quail Ridge Ct, Reston, VA 20194

      • 4 Beds
      • 2.5 Baths
      • 2,088 Sq Ft
      • Built 1985
      11634 Quail Ridge Ct, Reston, VA 20194

      Last Sold Summary

      • 0 Days On Market

      Last Listing Agent Susan Wisely Compass

  • 1773 Whisperhill Dr, Reston, VA 20194
    1773 Whisperhill Dr, Reston, VA 20194
    1773 Whisperhill Dr, Reston, VA 20194
    /51

    $569,000

    Sold Jun 03, 2026

    1773 Whisperhill Dr, Reston, VA 20194

    • 3 Beds
    • 2.5 Baths
    • 1,442 Sq Ft
    • Built 1985

    Last Sold Summary

    • $395/SF
    • 7 Days On Market

    Current Estimated Value $567,288

    Last Listing Agent Sandra Crews Team RE/MAX Executives

    1773 Whisperhill Dr, Reston, VA 20194
    • 11611 Deer Forest Rd, Reston, VA 20194
      11611 Deer Forest Rd, Reston, VA 20194
      11611 Deer Forest Rd, Reston, VA 20194
      /108

      Est $1,428,960

      Not Listed For Sale

      11611 Deer Forest Rd, Reston, VA 20194

      • 5 Beds
      • 3.5 Baths
      • 3,738 Sq Ft
      • Built 1984
      11611 Deer Forest Rd, Reston, VA 20194

      Last Sold Summary

      • 0 Days On Market

      Last Listing Agent Susan Wisely Compass

  • 10857 Hunter Gate Way, Reston, VA 20194
    10857 Hunter Gate Way, Reston, VA 20194
    10857 Hunter Gate Way, Reston, VA 20194
    /61

    $1,150,000

    Sold Oct 03, 2025

    10857 Hunter Gate Way, Reston, VA 20194

    • 5 Beds
    • 3.5 Baths
    • 3,695 Sq Ft
    • Built 1999

    Last Sold Summary

    • $311/SF
    • 24 Days On Market

    Current Estimated Value $1,176,115

    Last Listing Agent Puneet Bhagi DMV Realty, INC.

    10857 Hunter Gate Way, Reston, VA 20194
    • 1668 Harvest Green Ct, Reston, VA 20194
      1668 Harvest Green Ct, Reston, VA 20194
      1668 Harvest Green Ct, Reston, VA 20194
      /36

      Est $504,658

      Not Listed For Sale

      1668 Harvest Green Ct, Reston, VA 20194

      • 2 Beds
      • 3 Baths
      • 1,180 Sq Ft
      • Built 1983
      1668 Harvest Green Ct, Reston, VA 20194

      Last Sold Summary

      • 1 Day On Market

      Last Listing Agent Rheema Ziadeh Redfin Corporation

  • 1537 Church Hill Place Unit 1537, Reston, VA 20194
    1537 Church Hill Place Unit 1537, Reston, VA 20194
    1537 Church Hill Place Unit 1537, Reston, VA 20194
    /39

    $420,000

    Sold Apr 13, 2026

    1537 Church Hill Place Unit 1537, Reston, VA 20194

    • 2 Beds
    • 2 Baths
    • 1,211 Sq Ft
    • Built 1988

    Last Sold Summary

    • 7% Below List Price
    • $347/SF
    • 47 Days On Market

    Current Estimated Value $426,156

    Last Listing Agent Kathy Shipley Long & Foster Real Estate, Inc.

    1537 Church Hill Place Unit 1537, Reston, VA 20194
    • 1652 Harvest Green Ct, Reston, VA 20194
      1652 Harvest Green Ct, Reston, VA 20194
      1652 Harvest Green Ct, Reston, VA 20194
      /46

      Est $498,663

      Not Listed For Sale

      1652 Harvest Green Ct, Reston, VA 20194

      • 2 Beds
      • 1.5 Baths
      • 1,192 Sq Ft
      • Built 1983
      1652 Harvest Green Ct, Reston, VA 20194

      Last Sold Summary

      • 2 Days On Market

      Last Listing Agent Nikki Lagouros Berkshire Hathaway HomeServices PenFed Realty

  • 1577 Bennington Woods Ct, Reston, VA 20194
    1577 Bennington Woods Ct, Reston, VA 20194
    /2

    $628,000

    Sold Jun 30, 2026

    1577 Bennington Woods Ct, Reston, VA 20194

    • 3 Beds
    • 4 Baths
    • 1,520 Sq Ft
    • Built 1983

    Last Sold Summary

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

    Current Estimated Value $621,258

    Last Listing Agent Gitte Long Redfin Corporation

    1577 Bennington Woods Ct, Reston, VA 20194
    • 1614 Harvest Green Ct, Reston, VA 20194
      1614 Harvest Green Ct, Reston, VA 20194
      1614 Harvest Green Ct, Reston, VA 20194
      /28

      Est $468,292

      Not Listed For Sale

      1614 Harvest Green Ct, Reston, VA 20194

      • 2 Beds
      • 1.5 Baths
      • 960 Sq Ft
      • Built 1983
      1614 Harvest Green Ct, Reston, VA 20194

      Last Sold Summary

      • 0 Days On Market

      Last Listing Agent Karolina Chapman Real Broker, LLC

  • 11540 Hemingway Dr, Reston, VA 20194
    11540 Hemingway Dr, Reston, VA 20194
    11540 Hemingway Dr, Reston, VA 20194
    /35

    $975,000

    Sold Aug 03, 2026

    11540 Hemingway Dr, Reston, VA 20194

    • 4 Beds
    • 3.5 Baths
    • 3,109 Sq Ft
    • Built 1991

    Last Sold Summary

    • $314/SF
    • 6 Days On Market

    Current Estimated Value $970,986

    Last Listing Agent Susan Thomas Corcoran McEnearney

    11540 Hemingway Dr, Reston, VA 20194
    • 1655 Harvest Green Ct, Reston, VA 20194
      1655 Harvest Green Ct, Reston, VA 20194
      1655 Harvest Green Ct, Reston, VA 20194
      /54

      Est $507,639

      Not Listed For Sale

      1655 Harvest Green Ct, Reston, VA 20194

      • 2 Beds
      • 1.5 Baths
      • 1,330 Sq Ft
      • Built 1983
      1655 Harvest Green Ct, Reston, VA 20194

      Last Sold Summary

      • 2 Days On Market

      Last Listing Agent Tanya Kerr Pearson Smith Realty, LLC

  • 11719 Arbor Glen Way, Reston, VA 20194
    11719 Arbor Glen Way, Reston, VA 20194
    /2

    $805,000

    Sold Apr 30, 2026

    11719 Arbor Glen Way, Reston, VA 20194

    • 3 Beds
    • 3.5 Baths
    • 2,811 Sq Ft
    • Built 1987

    Last Sold Summary

    • 5% Above List Price
    • $286/SF
    • 3 Days On Market

    Current Estimated Value $796,406

    Last Listing Agent Sean Sharifi Lydia Real Estate, LLC

    11719 Arbor Glen Way, Reston, VA 20194

Showing Results 361 - 400, Page 10 of 18

Virginia Fairfax County Reston

Real Estate & Homes

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.

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 © 2026 CoStar Group