4,046

Schiller Park, IL Homes

Section Image
  • 10004 Agatite Ave, Schiller Park, IL 60176
    10004 Agatite Ave, Schiller Park, IL 60176
    10004 Agatite Ave, Schiller Park, IL 60176
    /25

    $415,000

    Sold Nov 20, 2025

    10004 Agatite Ave, Schiller Park, IL 60176

    • 3 Beds
    • 1.5 Baths
    • 1,149 Sq Ft
    • Built 1945

    Last Sold Summary

    • 4% Above List Price
    • $361/SF
    • 5 Days On Market

    Current Estimated Value $418,872

    Last Listing Agent Lucas Alvarado Jr Ready Properties Inc

    10004 Agatite Ave, Schiller Park, IL 60176
    • 3740 Hawthorne St, Schiller Park, IL 60176
      3740 Hawthorne St, Schiller Park, IL 60176
      3740 Hawthorne St, Schiller Park, IL 60176
      /11

      Est $473,490

      Not Listed For Sale

      3740 Hawthorne St, Schiller Park, IL 60176

      • 3 Beds
      • 3 Baths
      • 1,323 Sq Ft
      • Built 1961
      3740 Hawthorne St, Schiller Park, IL 60176

      Last Sold Summary

      • 25 Days On Market

  • 9355 Irving Park Rd Unit 506, Schiller Park, IL 60176
    9355 Irving Park Rd Unit 506, Schiller Park, IL 60176
    9355 Irving Park Rd Unit 506, Schiller Park, IL 60176
    /39

    $250,000

    Sold Aug 22, 2025

    9355 Irving Park Rd Unit 506, Schiller Park, IL 60176

    • 2 Beds
    • 2 Baths
    • 1,530 Sq Ft
    • Built 2005

    Last Sold Summary

    • 9% Below List Price
    • $163/SF
    • 49 Days On Market

    Current Estimated Value $268,565

    Last Listing Agent Mark Rantis Y Realty

    9355 Irving Park Rd Unit 506, Schiller Park, IL 60176
    • 10113 Hartford Ct Unit 1C, Schiller Park, IL 60176
      10113 Hartford Ct Unit 1C, Schiller Park, IL 60176
      10113 Hartford Ct Unit 1C, Schiller Park, IL 60176
      /14

      Est $147,228

      Not Listed For Sale

      10113 Hartford Ct Unit 1C, Schiller Park, IL 60176

      • 1 Bed
      • 1 Bath
      • 710 Sq Ft
      • Built 1968
      10113 Hartford Ct Unit 1C, Schiller Park, IL 60176

      Last Sold Summary

      • 4 Days On Market

  • 9355 Irving Park Rd Unit 103, Schiller Park, IL 60176
    9355 Irving Park Rd Unit 103, Schiller Park, IL 60176
    9355 Irving Park Rd Unit 103, Schiller Park, IL 60176
    /12

    $189,000

    Sold Mar 30, 2026

    9355 Irving Park Rd Unit 103, Schiller Park, IL 60176

    • 1 Bed
    • 1 Bath
    • 980 Sq Ft
    • Built 2005

    Last Sold Summary

    • $193/SF
    • 0 Days On Market

    Current Estimated Value $188,591

    Last Listing Agent Toni Favia TNT Realty, Inc.

    9355 Irving Park Rd Unit 103, Schiller Park, IL 60176
    • Unlisted Address
      Unlisted Address
      Unlisted Address
      /12

      Est $143,694

      Not Listed For Sale

      Unlisted Address

      • 1 Bed
      • 1 Bath
      • 711 Sq Ft
      • Built 1964
      Unlisted Address

      Last Sold Summary

      • 5 Days On Market

  • 9945 Sunnyside Ave, Schiller Park, IL 60176
    9945 Sunnyside Ave, Schiller Park, IL 60176
    9945 Sunnyside Ave, Schiller Park, IL 60176
    /3

    $401,000

    Sold Jun 15, 2026

    9945 Sunnyside Ave, Schiller Park, IL 60176

    • 4 Beds
    • 2 Baths
    • 1,500 Sq Ft

    Last Sold Summary

    • 3% Below List Price
    • $267/SF
    • 131 Days On Market

    Current Estimated Value $390,696

    Last Listing Agent Selene Niz Berkshire Hathaway HomeServices Chicago

    9945 Sunnyside Ave, Schiller Park, IL 60176
    • 9355 Irving Park Rd Unit 510, Schiller Park, IL 60176
      9355 Irving Park Rd Unit 510, Schiller Park, IL 60176
      9355 Irving Park Rd Unit 510, Schiller Park, IL 60176
      /14

      Est $191,558

      Not Listed For Sale

      9355 Irving Park Rd Unit 510, Schiller Park, IL 60176

      • 1 Bed
      • 1 Bath
      • 893 Sq Ft
      • Built 2005
      9355 Irving Park Rd Unit 510, Schiller Park, IL 60176

      Last Sold Summary

      • 4 Days On Market

  • 4061 Wesley Terrace, Schiller Park, IL 60176
    4061 Wesley Terrace, Schiller Park, IL 60176
    4061 Wesley Terrace, Schiller Park, IL 60176
    /25

    $335,000

    Sold Jul 11, 2025

    4061 Wesley Terrace, Schiller Park, IL 60176

    • 3 Beds
    • 1 Bath
    • 1,085 Sq Ft
    • Built 1963

    Last Sold Summary

    • 3% Below List Price
    • $309/SF
    • 14 Days On Market

    Current Estimated Value $353,412

    Last Listing Agent Sonny Micetich Village Realty, Inc.

    4061 Wesley Terrace, Schiller Park, IL 60176
    • 10122 Hartford Ct Unit 2B, Schiller Park, IL 60176
      10122 Hartford Ct Unit 2B, Schiller Park, IL 60176
      10122 Hartford Ct Unit 2B, Schiller Park, IL 60176
      /10

      Est $187,746

      Not Listed For Sale

      10122 Hartford Ct Unit 2B, Schiller Park, IL 60176

      • 2 Beds
      • 1 Bath
      • 832 Sq Ft
      • Built 1978
      10122 Hartford Ct Unit 2B, Schiller Park, IL 60176

      Last Sold Summary

      • 4 Days On Market

  • 4646 River Rd, Schiller Park, IL 60176
    4646 River Rd, Schiller Park, IL 60176
    /2

    $355,000

    Sold Mar 23, 2026

    4646 River Rd, Schiller Park, IL 60176

    • 3 Beds
    • 3 Baths
    • 1,190 Sq Ft
    • Built 1950

    Last Sold Summary

    • 1% Above List Price
    • $298/SF
    • 9 Days On Market

    Current Estimated Value $348,939

    Last Listing Agent Adriana Ostrowska HomeSmart Connect LLC

    4646 River Rd, Schiller Park, IL 60176
    • 9856 Garden Ct, Schiller Park, IL 60176
      9856 Garden Ct, Schiller Park, IL 60176
      9856 Garden Ct, Schiller Park, IL 60176
      /11

      Est $287,075

      Not Listed For Sale

      9856 Garden Ct, Schiller Park, IL 60176

      • 3 Beds
      • 1.5 Baths
      • 1,200 Sq Ft
      • Built 1967
      9856 Garden Ct, Schiller Park, IL 60176

      Last Sold Summary

      • 3 Days On Market

  • 4702 Wesley Terrace, Schiller Park, IL 60176
    4702 Wesley Terrace, Schiller Park, IL 60176
    4702 Wesley Terrace, Schiller Park, IL 60176
    /22

    $378,000

    Sold Sep 22, 2025

    4702 Wesley Terrace, Schiller Park, IL 60176

    • 3 Beds
    • 2 Baths
    • 1,600 Sq Ft
    • Built 1954

    Last Sold Summary

    • 3% Below List Price
    • $236/SF
    • 11 Days On Market

    Current Estimated Value $376,923

    Last Listing Agent Malgorzata Wasik arhome realty

    4702 Wesley Terrace, Schiller Park, IL 60176
    • 10123 Hartford Ct Unit 2C, Schiller Park, IL 60176
      10123 Hartford Ct Unit 2C, Schiller Park, IL 60176
      10123 Hartford Ct Unit 2C, Schiller Park, IL 60176
      /14

      Est $164,859

      Not Listed For Sale

      10123 Hartford Ct Unit 2C, Schiller Park, IL 60176

      • 2 Beds
      • 1 Bath
      • 650 Sq Ft
      • Built 1973
      10123 Hartford Ct Unit 2C, Schiller Park, IL 60176

      Last Sold Summary

      • 5 Days On Market

  • 9513 Kelvin Ln Unit 2111, Schiller Park, IL 60176
    9513 Kelvin Ln Unit 2111, Schiller Park, IL 60176
    9513 Kelvin Ln Unit 2111, Schiller Park, IL 60176
    /11

    $139,000

    Sold Jul 29, 2025

    9513 Kelvin Ln Unit 2111, Schiller Park, IL 60176

    • 1 Bed
    • 1 Bath
    • 900 Sq Ft

    Last Sold Summary

    • $154/SF
    • 4 Days On Market

    Current Estimated Value $143,433

    Last Listing Agent LeeAnne Esposito Keller Williams ONEChicago

    9513 Kelvin Ln Unit 2111, Schiller Park, IL 60176
    • 9421 Kelvin Ln Unit 3153, Schiller Park, IL 60176
      9421 Kelvin Ln Unit 3153, Schiller Park, IL 60176
      /2

      Est $181,355

      Not Listed For Sale

      9421 Kelvin Ln Unit 3153, Schiller Park, IL 60176

      • 2 Beds
      • 1 Bath
      • 900 Sq Ft
      • Built 1983
      9421 Kelvin Ln Unit 3153, Schiller Park, IL 60176

      Last Sold Summary

      • 16 Days On Market

  • 9864 Leland Ave Unit 313, Schiller Park, IL 60176
    9864 Leland Ave Unit 313, Schiller Park, IL 60176
    9864 Leland Ave Unit 313, Schiller Park, IL 60176
    /15

    $260,000

    Sold Jun 27, 2025

    9864 Leland Ave Unit 313, Schiller Park, IL 60176

    • 2 Beds
    • 2 Baths
    • 1,247 Sq Ft
    • Built 2008

    Last Sold Summary

    • $209/SF
    • 4 Days On Market

    Current Estimated Value $272,413

    Last Listing Agent Melissa Kingsbury Redfin Corporation

    9864 Leland Ave Unit 313, Schiller Park, IL 60176
    • 9459 Kelvin Ln Unit 2665, Schiller Park, IL 60176
      9459 Kelvin Ln Unit 2665, Schiller Park, IL 60176
      9459 Kelvin Ln Unit 2665, Schiller Park, IL 60176
      /21

      Est $183,608

      Not Listed For Sale

      9459 Kelvin Ln Unit 2665, Schiller Park, IL 60176

      • 2 Beds
      • 1 Bath
      • 850 Sq Ft
      • Built 1983
      9459 Kelvin Ln Unit 2665, Schiller Park, IL 60176

      Last Sold Summary

      • 5 Days On Market

  • 9355 Irving Park Rd Unit 420, Schiller Park, IL 60176
    9355 Irving Park Rd Unit 420, Schiller Park, IL 60176
    9355 Irving Park Rd Unit 420, Schiller Park, IL 60176
    /20

    $185,000

    Sold Mar 20, 2026

    9355 Irving Park Rd Unit 420, Schiller Park, IL 60176

    • 1 Bed
    • 1 Bath
    • 948 Sq Ft
    • Built 2005

    Last Sold Summary

    • 5% Below List Price
    • $195/SF
    • 38 Days On Market

    Current Estimated Value $186,497

    Last Listing Agent Debra Novak Baird & Warner

    9355 Irving Park Rd Unit 420, Schiller Park, IL 60176
    • 9418 Kelvin Ln Unit 3271, Schiller Park, IL 60176
      9418 Kelvin Ln Unit 3271, Schiller Park, IL 60176
      9418 Kelvin Ln Unit 3271, Schiller Park, IL 60176
      /20

      Est $134,683

      Not Listed For Sale

      9418 Kelvin Ln Unit 3271, Schiller Park, IL 60176

      • 1 Bed
      • 1 Bath
      • 800 Sq Ft
      • Built 1970
      9418 Kelvin Ln Unit 3271, Schiller Park, IL 60176

      Last Sold Summary

      • 6 Days On Market

  • 3837 Emerson Dr, Schiller Park, IL 60176
    3837 Emerson Dr, Schiller Park, IL 60176
    3837 Emerson Dr, Schiller Park, IL 60176
    /35

    $390,000

    Sold Sep 19, 2025

    3837 Emerson Dr, Schiller Park, IL 60176

    • 4 Beds
    • 2.5 Baths
    • 2,100 Sq Ft
    • Built 1962

    Last Sold Summary

    • 3% Above List Price
    • $186/SF
    • 3 Days On Market

    Current Estimated Value $406,867

    Last Listing Agent Gregorio Cirone xr realty

    3837 Emerson Dr, Schiller Park, IL 60176
    • 10025 Irving Park Rd Unit 1D, Schiller Park, IL 60176
      10025 Irving Park Rd Unit 1D, Schiller Park, IL 60176
      10025 Irving Park Rd Unit 1D, Schiller Park, IL 60176
      /18

      Est $145,532

      Not Listed For Sale

      10025 Irving Park Rd Unit 1D, Schiller Park, IL 60176

      • 1 Bed
      • 1 Bath
      • 600 Sq Ft
      • Built 1964
      10025 Irving Park Rd Unit 1D, Schiller Park, IL 60176

      Last Sold Summary

      • 6 Days On Market

  • 9307 Irving Park Rd Unit 17, Schiller Park, IL 60176
    9307 Irving Park Rd Unit 17, Schiller Park, IL 60176
    9307 Irving Park Rd Unit 17, Schiller Park, IL 60176
    /10

    $138,000

    Sold Jul 22, 2025

    9307 Irving Park Rd Unit 17, Schiller Park, IL 60176

    • 1 Bed
    • 1 Bath
    • 734 Sq Ft
    • Built 1969

    Last Sold Summary

    • $188/SF
    • 3 Days On Market

    Current Estimated Value $141,995

    Last Listing Agent Jon Panozzo Real People Realty

    9307 Irving Park Rd Unit 17, Schiller Park, IL 60176
    • 10113 Hartford Ct Unit 1B, Schiller Park, IL 60176
      10113 Hartford Ct Unit 1B, Schiller Park, IL 60176
      10113 Hartford Ct Unit 1B, Schiller Park, IL 60176
      /12

      Est $147,207

      Not Listed For Sale

      10113 Hartford Ct Unit 1B, Schiller Park, IL 60176

      • 1 Bed
      • 1 Bath
      • 700 Sq Ft
      • Built 1975
      10113 Hartford Ct Unit 1B, Schiller Park, IL 60176

      Last Sold Summary

      • 3 Days On Market

  • 4034 Denley Ave, Schiller Park, IL 60176
    4034 Denley Ave, Schiller Park, IL 60176
    4034 Denley Ave, Schiller Park, IL 60176
    /19

    $389,000

    Sold Apr 09, 2026

    4034 Denley Ave, Schiller Park, IL 60176

    • 4 Beds
    • 2 Baths
    • 1,626 Sq Ft
    • Built 1969

    Last Sold Summary

    • 1% Above List Price
    • $239/SF
    • 222 Days On Market

    Current Estimated Value $392,418

    Last Listing Agent Tracy Bushka HomeSmart Connect LLC

    4034 Denley Ave, Schiller Park, IL 60176
    • 9511 Kelvin Ln Unit 2226, Schiller Park, IL 60176
      9511 Kelvin Ln Unit 2226, Schiller Park, IL 60176
      9511 Kelvin Ln Unit 2226, Schiller Park, IL 60176
      /28

      Est $173,995

      Not Listed For Sale

      9511 Kelvin Ln Unit 2226, Schiller Park, IL 60176

      • 2 Beds
      • 1 Bath
      • 900 Sq Ft
      • Built 1979
      9511 Kelvin Ln Unit 2226, Schiller Park, IL 60176

      Last Sold Summary

      • 3 Days On Market

  • 4600 River Rd Unit A5, Schiller Park, IL 60176
    4600 River Rd Unit A5, Schiller Park, IL 60176
    4600 River Rd Unit A5, Schiller Park, IL 60176
    /9

    $175,000

    Sold Nov 03, 2025

    4600 River Rd Unit A5, Schiller Park, IL 60176

    • 2 Beds
    • 1 Bath
    • 900 Sq Ft

    Last Sold Summary

    • 5% Below List Price
    • $194/SF
    • 34 Days On Market

    Current Estimated Value $179,425

    Last Listing Agent Evelina Mehanovic Pro-Via Realty Corp.

    4600 River Rd Unit A5, Schiller Park, IL 60176
    • 3721 Ruby St Unit 203S, Schiller Park, IL 60176
      3721 Ruby St Unit 203S, Schiller Park, IL 60176
      3721 Ruby St Unit 203S, Schiller Park, IL 60176
      /5

      Est $118,202

      Not Listed For Sale

      3721 Ruby St Unit 203S, Schiller Park, IL 60176

      • 1 Bed
      • 1 Bath
      • 500 Sq Ft
      • Built 1972
      3721 Ruby St Unit 203S, Schiller Park, IL 60176

      Last Sold Summary

      • 2 Days On Market

  • 9815 Lawrence Ct Unit 3AF, Schiller Park, IL 60176
    9815 Lawrence Ct Unit 3AF, Schiller Park, IL 60176
    9815 Lawrence Ct Unit 3AF, Schiller Park, IL 60176
    /26

    $265,000

    Sold Jun 16, 2026

    9815 Lawrence Ct Unit 3AF, Schiller Park, IL 60176

    • 3 Beds
    • 2.5 Baths
    • 2,200 Sq Ft
    • Built 1981

    Last Sold Summary

    • 4% Below List Price
    • $120/SF
    • 37 Days On Market

    Current Estimated Value $274,078

    Last Listing Agent Denis Horgan Redfin Corporation

    9815 Lawrence Ct Unit 3AF, Schiller Park, IL 60176
    • 9852 Lawrence Ct Unit 3N, Schiller Park, IL 60176
      9852 Lawrence Ct Unit 3N, Schiller Park, IL 60176
      9852 Lawrence Ct Unit 3N, Schiller Park, IL 60176
      /19

      Est $180,444

      Not Listed For Sale

      9852 Lawrence Ct Unit 3N, Schiller Park, IL 60176

      • 2 Beds
      • 1 Bath
      • 1,038 Sq Ft
      • Built 1978
      9852 Lawrence Ct Unit 3N, Schiller Park, IL 60176

      Last Sold Summary

      • 7 Days On Market

  • 9514 Lawrence Ct, Schiller Park, IL 60176
    9514 Lawrence Ct, Schiller Park, IL 60176
    9514 Lawrence Ct, Schiller Park, IL 60176
    /26

    $762,500

    Sold Sep 11, 2025

    9514 Lawrence Ct, Schiller Park, IL 60176

    • Built 1967

    Last Sold Summary

    • 12% Below List Price
    • 363 Days On Market

    Last Listing Agent Nicholas Jakubco Jakubco Development, Inc

    9514 Lawrence Ct, Schiller Park, IL 60176
    • 4209 Kolze Ave Unit 3S, Schiller Park, IL 60176
      4209 Kolze Ave Unit 3S, Schiller Park, IL 60176
      4209 Kolze Ave Unit 3S, Schiller Park, IL 60176
      /21

      Est $190,293

      Not Listed For Sale

      4209 Kolze Ave Unit 3S, Schiller Park, IL 60176

      • 2 Beds
      • 1 Bath
      • 1,150 Sq Ft
      • Built 1973
      4209 Kolze Ave Unit 3S, Schiller Park, IL 60176

      Last Sold Summary

      • 1 Day On Market

  • 4925 Forster Ave, Schiller Park, IL 60176
    4925 Forster Ave, Schiller Park, IL 60176
    /2

    $486,000

    Sold Sep 20, 2025

    4925 Forster Ave, Schiller Park, IL 60176

    • 4 Beds
    • 3 Baths
    • 3,000 Sq Ft
    • Built 2002

    Last Sold Summary

    • 3% Below List Price
    • $162/SF
    • 2 Days On Market

    Current Estimated Value $481,835

    Last Listing Agent Mithil Patel HomeSmart Realty Group

    4925 Forster Ave, Schiller Park, IL 60176
    • 4602 River Rd Unit B5, Schiller Park, IL 60176
      4602 River Rd Unit B5, Schiller Park, IL 60176
      4602 River Rd Unit B5, Schiller Park, IL 60176
      /33

      Est $168,915

      Not Listed For Sale

      4602 River Rd Unit B5, Schiller Park, IL 60176

      • 2 Beds
      • 1 Bath
      • 900 Sq Ft
      • Built 1961
      4602 River Rd Unit B5, Schiller Park, IL 60176

      Last Sold Summary

      • 3 Days On Market

  • 4332 Hirschberg Ave, Schiller Park, IL 60176
    4332 Hirschberg Ave, Schiller Park, IL 60176
    4332 Hirschberg Ave, Schiller Park, IL 60176
    /18

    $369,900

    Sold Mar 26, 2026

    4332 Hirschberg Ave, Schiller Park, IL 60176

    • 3 Beds
    • 2 Baths
    • 970 Sq Ft
    • Built 1961

    Last Sold Summary

    • $381/SF
    • 8 Days On Market

    Current Estimated Value $366,041

    Last Listing Agent Armando Zires @properties Christie's International Real Estate

    4332 Hirschberg Ave, Schiller Park, IL 60176
    • 5016 Michigan Ave, Schiller Park, IL 60176
      5016 Michigan Ave, Schiller Park, IL 60176
      5016 Michigan Ave, Schiller Park, IL 60176
      /22

      Est $363,362

      Not Listed For Sale

      5016 Michigan Ave, Schiller Park, IL 60176

      • 3 Beds
      • 1 Bath
      • 1,073 Sq Ft
      • Built 1966
      5016 Michigan Ave, Schiller Park, IL 60176

      Last Sold Summary

      • 7 Days On Market

  • 3821 Emerson Dr, Schiller Park, IL 60176
    3821 Emerson Dr, Schiller Park, IL 60176
    3821 Emerson Dr, Schiller Park, IL 60176
    /33

    $390,000

    Sold Oct 31, 2025

    3821 Emerson Dr, Schiller Park, IL 60176

    • 3 Beds
    • 2 Baths
    • 1,104 Sq Ft
    • Built 1962

    Last Sold Summary

    • 1% Below List Price
    • $353/SF
    • 31 Days On Market

    Current Estimated Value $394,876

    Last Listing Agent Jake Wirtz Wirtz Real Estate Group Inc.

    3821 Emerson Dr, Schiller Park, IL 60176
    • 9854 Montrose Ave, Schiller Park, IL 60176
      9854 Montrose Ave, Schiller Park, IL 60176
      9854 Montrose Ave, Schiller Park, IL 60176
      /21

      Est $328,731

      Not Listed For Sale

      9854 Montrose Ave, Schiller Park, IL 60176

      • 3 Beds
      • 2 Baths
      • 968 Sq Ft
      • Built 1958
      9854 Montrose Ave, Schiller Park, IL 60176

      Last Sold Summary

      • 20 Days On Market

  • 4115 Denley Ave, Schiller Park, IL 60176
    4115 Denley Ave, Schiller Park, IL 60176
    4115 Denley Ave, Schiller Park, IL 60176
    /21

    $314,000

    Sold May 19, 2026

    4115 Denley Ave, Schiller Park, IL 60176

    • 3 Beds
    • 2 Baths
    • 1,466 Sq Ft
    • Built 1923

    Last Sold Summary

    • $214/SF
    • 20 Days On Market

    Current Estimated Value $318,607

    Last Listing Agent Carol Arechiga Real 1 Realty

    4115 Denley Ave, Schiller Park, IL 60176
    • 4045 Ruby St, Schiller Park, IL 60176
      4045 Ruby St, Schiller Park, IL 60176
      4045 Ruby St, Schiller Park, IL 60176
      /33

      Est $433,570

      Not Listed For Sale

      4045 Ruby St, Schiller Park, IL 60176

      • 3 Beds
      • 3 Baths
      • 2,253 Sq Ft
      • Built 1956
      4045 Ruby St, Schiller Park, IL 60176

      Last Sold Summary

      • 11 Days On Market

Showing Results 161 - 200, Page 5 of 18

Illinois Cook County Schiller Park

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