1,129

Recently Sold Oswego, IL Homes

Section Image Section Image
  • 2459 Scribe St, Oswego, IL 60543
    2459 Scribe St, Oswego, IL 60543
    2459 Scribe St, Oswego, IL 60543
    /33

    $572,340

    Sold Apr 07, 2026

    2459 Scribe St, Oswego, IL 60543

    • 5 Beds
    • 3 Baths
    • 2,836 Sq Ft
    • Built 2026

    Move in Ready Sold Summary

    • $202/SF
    • 6 Days On Market

    D.R. Horton Sonoma Trails - Single Family Homes

    2459 Scribe St, Oswego, IL 60543
  • 820 Bellevue Cir, Oswego, IL 60543
    820 Bellevue Cir, Oswego, IL 60543
    820 Bellevue Cir, Oswego, IL 60543
    /23

    $294,000

    Sold Mar 24, 2026

    820 Bellevue Cir, Oswego, IL 60543

    • 2 Beds
    • 2 Baths
    • 1,434 Sq Ft
    • Built 2006

    Last Sold Summary

    • 2% Below List Price
    • $205/SF
    • 2 Days On Market

    Current Estimated Value $294,277

    Last Listing Agent Suzanne McGuire Baird & Warner

    820 Bellevue Cir, Oswego, IL 60543
  • 651 Vista Dr Unit 2, Oswego, IL 60543
    651 Vista Dr Unit 2, Oswego, IL 60543
    651 Vista Dr Unit 2, Oswego, IL 60543
    /42

    $470,000

    Sold Sep 04, 2025

    651 Vista Dr Unit 2, Oswego, IL 60543

    • 3 Beds
    • 3.5 Baths
    • 2,533 Sq Ft
    • Built 2003

    Last Sold Summary

    • 1% Below List Price
    • $186/SF
    • 17 Days On Market

    Current Estimated Value $478,018

    Last Listing Agent Steven Gregor Core Realty & Investments Inc.

    651 Vista Dr Unit 2, Oswego, IL 60543
  • 320 Monica Ln, Oswego, IL 60543
    320 Monica Ln, Oswego, IL 60543
    320 Monica Ln, Oswego, IL 60543
    /14

    $449,990

    Sold Nov 20, 2025

    320 Monica Ln, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,289 Sq Ft
    • Built 2025

    Move in Ready Sold Summary

    • $197/SF
    • 8 Days On Market

    Current Estimated Value $454,285

    M/I Homes Piper Glen - Smart Series

    320 Monica Ln, Oswego, IL 60543
  • 121 Preakness Dr, Oswego, IL 60543
    121 Preakness Dr, Oswego, IL 60543
    /2

    $543,018

    Sold Apr 01, 2026

    121 Preakness Dr, Oswego, IL 60543

    • 5 Beds
    • 2.5 Baths
    • 3,689 Sq Ft
    • Built 2007

    Last Sold Summary

    • $147/SF
    • 43 Days On Market

    Current Estimated Value $543,317

    Last Listing Agent John McHatton @properties Christies International Real Estate

    121 Preakness Dr, Oswego, IL 60543
  • 342 Danforth Dr, Oswego, IL 60543
    342 Danforth Dr, Oswego, IL 60543
    342 Danforth Dr, Oswego, IL 60543
    /17

    $509,675

    Sold Sep 04, 2025

    342 Danforth Dr, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,203 Sq Ft
    • Built 2025

    Move in Ready Sold Summary

    • $231/SF
    • 16 Days On Market

    Current Estimated Value $480,000

    Lennar Hudson Pointe - II - Horizon Series

    342 Danforth Dr, Oswego, IL 60543
  • 309 Monica Ln, Oswego, IL 60543
    309 Monica Ln, Oswego, IL 60543
    309 Monica Ln, Oswego, IL 60543
    /17

    $439,990

    Sold Oct 22, 2025

    309 Monica Ln, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,157 Sq Ft
    • Built 2025

    Move in Ready Sold Summary

    • $204/SF
    • 6 Days On Market

    M/I Homes Piper Glen - Smart Series

    309 Monica Ln, Oswego, IL 60543
  • 2274 Barbera Dr, Oswego, IL 60543
    2274 Barbera Dr, Oswego, IL 60543
    2274 Barbera Dr, Oswego, IL 60543
    /14

    $329,990

    Sold Dec 17, 2025

    2274 Barbera Dr, Oswego, IL 60543

    • 3 Beds
    • 2.5 Baths
    • 1,543 Sq Ft
    • Built 2025

    Move in Ready Sold Summary

    • $214/SF
    • 26 Days On Market

    D.R. Horton Sonoma Trails - Townhomes

    2274 Barbera Dr, Oswego, IL 60543
  • 116 River Mist Dr, Oswego, IL 60543
    116 River Mist Dr, Oswego, IL 60543
    116 River Mist Dr, Oswego, IL 60543
    /47

    $403,500

    Sold Jun 04, 2026

    116 River Mist Dr, Oswego, IL 60543

    • 3 Beds
    • 4 Baths
    • 2,072 Sq Ft
    • Built 2002

    Last Sold Summary

    • 4% Below List Price
    • $195/SF
    • 23 Days On Market

    Current Estimated Value $408,284

    Last Listing Agent Nancy Fattore RE/MAX of Naperville

    116 River Mist Dr, Oswego, IL 60543
  • 2239 Riesling Rd, Oswego, IL 60543
    2239 Riesling Rd, Oswego, IL 60543
    2239 Riesling Rd, Oswego, IL 60543
    /24

    $349,990

    Sold Aug 05, 2025

    2239 Riesling Rd, Oswego, IL 60543

    • 3 Beds
    • 2.5 Baths
    • 1,543 Sq Ft
    • Built 2025

    Move in Ready Sold Summary

    • $227/SF
    • 41 Days On Market

    Current Estimated Value $336,240

    D.R. Horton Sonoma Trails - Townhomes

    2239 Riesling Rd, Oswego, IL 60543
  • 2272 Barbera Dr, Oswego, IL 60543
    2272 Barbera Dr, Oswego, IL 60543
    2272 Barbera Dr, Oswego, IL 60543
    /10

    $334,990

    Sold Oct 09, 2025

    2272 Barbera Dr, Oswego, IL 60543

    • 3 Beds
    • 2.5 Baths
    • 1,543 Sq Ft
    • Built 2025

    Move in Ready Sold Summary

    • $217/SF
    • 8 Days On Market

    D.R. Horton Sonoma Trails - Townhomes

    2272 Barbera Dr, Oswego, IL 60543
  • 313 Monica Ln, Oswego, IL 60543
    313 Monica Ln, Oswego, IL 60543
    313 Monica Ln, Oswego, IL 60543
    /24

    $459,990

    Sold Feb 04, 2026

    313 Monica Ln, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,436 Sq Ft
    • Built 2026

    Move in Ready Sold Summary

    • 21% Below List Price
    • $189/SF
    • 7 Days On Market

    M/I Homes Piper Glen - Smart Series

    313 Monica Ln, Oswego, IL 60543
  • 616 Springbrook Trail N, Oswego, IL 60543
    616 Springbrook Trail N, Oswego, IL 60543
    616 Springbrook Trail N, Oswego, IL 60543
    /18

    $278,000

    Sold Jul 25, 2025

    616 Springbrook Trail N, Oswego, IL 60543

    • 2 Beds
    • 1.5 Baths
    • 1,536 Sq Ft
    • Built 2005

    Last Sold Summary

    • 3% Above List Price
    • $181/SF
    • 18 Days On Market

    Current Estimated Value $279,350

    Last Listing Agent Kimberly Grant john greene, Realtor

    616 Springbrook Trail N, Oswego, IL 60543
  • 310 Cascade Ln Unit 310, Oswego, IL 60543
    310 Cascade Ln Unit 310, Oswego, IL 60543
    310 Cascade Ln Unit 310, Oswego, IL 60543
    /15

    $297,500

    Sold Jul 24, 2025

    310 Cascade Ln Unit 310, Oswego, IL 60543

    • 2 Beds
    • 2.5 Baths
    • 1,576 Sq Ft
    • Built 1996

    Last Sold Summary

    • 1% Above List Price
    • $189/SF
    • 24 Days On Market

    Current Estimated Value $292,408

    Last Listing Agent George Simic john greene, Realtor

    310 Cascade Ln Unit 310, Oswego, IL 60543
  • 203 Piper Glen Ave, Oswego, IL 60543
    203 Piper Glen Ave, Oswego, IL 60543
    203 Piper Glen Ave, Oswego, IL 60543
    /23

    $619,990

    Sold May 29, 2026

    203 Piper Glen Ave, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,872 Sq Ft
    • Built 2026

    Move in Ready Sold Summary

    • 3% Below List Price
    • $216/SF
    • 4 Days On Market

    M/I Homes Piper Glen - Classic Series

    203 Piper Glen Ave, Oswego, IL 60543
  • 221 Ashley Ct, Oswego, IL 60543
    221 Ashley Ct, Oswego, IL 60543
    /2

    $425,000

    Sold Jul 09, 2025

    221 Ashley Ct, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,412 Sq Ft
    • Built 1990

    Last Sold Summary

    • 1% Below List Price
    • $176/SF
    • 24 Days On Market

    Current Estimated Value $445,005

    Last Listing Agent Lori Johanneson @properties Christies International Real Estate

    221 Ashley Ct, Oswego, IL 60543
  • 825 Colchester Dr, Oswego, IL 60543
    825 Colchester Dr, Oswego, IL 60543
    825 Colchester Dr, Oswego, IL 60543
    /37

    $442,500

    Sold Aug 28, 2025

    825 Colchester Dr, Oswego, IL 60543

    • 3 Beds
    • 3 Baths
    • 2,089 Sq Ft
    • Built 2008

    Last Sold Summary

    • 4% Below List Price
    • $212/SF
    • 46 Days On Market

    Current Estimated Value $458,390

    Last Listing Agent Lisa Byrne Baird & Warner

    825 Colchester Dr, Oswego, IL 60543
  • 533 Waterford Dr, Oswego, IL 60543
    533 Waterford Dr, Oswego, IL 60543
    533 Waterford Dr, Oswego, IL 60543
    /58

    $490,000

    Sold Jul 25, 2025

    533 Waterford Dr, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,600 Sq Ft
    • Built 2000

    Last Sold Summary

    • 4% Above List Price
    • $188/SF
    • 4 Days On Market

    Current Estimated Value $491,629

    Last Listing Agent Lisa Hillman john greene, Realtor

    533 Waterford Dr, Oswego, IL 60543
  • 747 Fairfield Dr, Oswego, IL 60543
    747 Fairfield Dr, Oswego, IL 60543
    747 Fairfield Dr, Oswego, IL 60543
    /21

    $529,990

    Sold Feb 04, 2026

    747 Fairfield Dr, Oswego, IL 60543

    • 3 Beds
    • 2.5 Baths
    • 2,484 Sq Ft
    • Built 2026

    Move in Ready Sold Summary

    • $213/SF
    • 21 Days On Market

    M/I Homes Piper Glen - Classic Series

    747 Fairfield Dr, Oswego, IL 60543
  • 540 Waterford Dr, Oswego, IL 60543
    540 Waterford Dr, Oswego, IL 60543
    540 Waterford Dr, Oswego, IL 60543
    /36

    $452,000

    Sold May 20, 2026

    540 Waterford Dr, Oswego, IL 60543

    • 4 Beds
    • 3.5 Baths
    • 2,200 Sq Ft
    • Built 1999

    Last Sold Summary

    • $205/SF
    • 5 Days On Market

    Current Estimated Value $448,325

    Last Listing Agent Jennifer Keltner Worth Clark Realty

    540 Waterford Dr, Oswego, IL 60543
  • 2307 Hirsch Rd, Oswego, IL 60543
    2307 Hirsch Rd, Oswego, IL 60543
    2307 Hirsch Rd, Oswego, IL 60543
    /28

    $609,990

    Sold Sep 22, 2025

    2307 Hirsch Rd, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 3,044 Sq Ft
    • Built 2025

    Move in Ready Sold Summary

    • $200/SF
    • 44 Days On Market

    D.R. Horton Sonoma Trails - Single Family Homes

    2307 Hirsch Rd, Oswego, IL 60543
  • 453 Newport Cir, Oswego, IL 60543
    453 Newport Cir, Oswego, IL 60543
    453 Newport Cir, Oswego, IL 60543
    /13

    $285,000

    Sold Jun 15, 2026

    453 Newport Cir, Oswego, IL 60543

    • 2 Beds
    • 2.5 Baths
    • 1,288 Sq Ft
    • Built 2000

    Last Sold Summary

    • 6% Above List Price
    • $221/SF
    • 3 Days On Market

    Current Estimated Value $276,286

    Last Listing Agent Noel Marrero Keller Williams Infinity

    453 Newport Cir, Oswego, IL 60543
  • 730 Alberta Ave, Oswego, IL 60543
    730 Alberta Ave, Oswego, IL 60543
    730 Alberta Ave, Oswego, IL 60543
    /18

    $399,990

    Sold Jan 07, 2026

    730 Alberta Ave, Oswego, IL 60543

    • 2 Beds
    • 2 Baths
    • 1,573 Sq Ft
    • Built 2026

    Move in Ready Sold Summary

    • $254/SF
    • 31 Days On Market

    M/I Homes Piper Glen - Somerset

    730 Alberta Ave, Oswego, IL 60543
  • 323 Danforth Dr, Oswego, IL 60543
    323 Danforth Dr, Oswego, IL 60543
    /2

    $577,000

    Sold Sep 30, 2025

    323 Danforth Dr, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 3,146 Sq Ft
    • Built 2025

    Last Sold Summary

    • 6% Below List Price
    • $183/SF
    • 0 Days On Market

    Last Listing Agent Laura Winter @properties Christie's International Real Estate

    323 Danforth Dr, Oswego, IL 60543
  • 410 Manchester Rd, Oswego, IL 60543
    410 Manchester Rd, Oswego, IL 60543
    410 Manchester Rd, Oswego, IL 60543
    /31

    $400,000

    Sold Apr 23, 2026

    410 Manchester Rd, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 1,744 Sq Ft
    • Built 2004

    Last Sold Summary

    • $229/SF
    • 22 Days On Market

    Current Estimated Value $399,837

    Last Listing Agent Yvette Kincer Coldwell Banker Real Estate Group

    410 Manchester Rd, Oswego, IL 60543
  • 253 Bluegrass Pkwy, Oswego, IL 60543
    253 Bluegrass Pkwy, Oswego, IL 60543
    253 Bluegrass Pkwy, Oswego, IL 60543
    /44

    $505,000

    Sold May 08, 2026

    253 Bluegrass Pkwy, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,578 Sq Ft
    • Built 2007

    Last Sold Summary

    • 1% Above List Price
    • $196/SF
    • 4 Days On Market

    Current Estimated Value $496,001

    Last Listing Agent Lisa Hillman john greene, Realtor

    253 Bluegrass Pkwy, Oswego, IL 60543
  • 23 Eagle View Ln, Oswego, IL 60543
    23 Eagle View Ln, Oswego, IL 60543
    /2

    $535,000

    Sold Oct 27, 2025

    23 Eagle View Ln, Oswego, IL 60543

    • 4 Beds
    • 4 Baths
    • 3,095 Sq Ft
    • Built 1981

    Last Sold Summary

    • 7% Above List Price
    • $173/SF
    • 8 Days On Market

    Current Estimated Value $553,796

    Last Listing Agent Lori Johanneson @properties Christies International Real Estate

    23 Eagle View Ln, Oswego, IL 60543
  • 232 Julep Ave, Oswego, IL 60543
    232 Julep Ave, Oswego, IL 60543
    232 Julep Ave, Oswego, IL 60543
    /31

    $430,000

    Sold Mar 25, 2026

    232 Julep Ave, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,328 Sq Ft
    • Built 2014

    Last Sold Summary

    • 10% Below List Price
    • $185/SF
    • 150 Days On Market

    Current Estimated Value $440,345

    Last Listing Agent Fahad Ansari Keller Williams Infinity

    232 Julep Ave, Oswego, IL 60543
  • 423 Hathaway Ln, Oswego, IL 60543
    423 Hathaway Ln, Oswego, IL 60543
    423 Hathaway Ln, Oswego, IL 60543
    /6

    $512,320

    Sold Feb 26, 2026

    423 Hathaway Ln, Oswego, IL 60543

    • 4 Beds
    • 2 Baths
    • 2,386 Sq Ft
    • Built 2026

    Move in Ready Sold Summary

    • $215/SF
    • 56 Days On Market

    Current Estimated Value $542,500

    Lennar Hudson Pointe - II - Horizon Series

    423 Hathaway Ln, Oswego, IL 60543
  • 154 Chapin Way, Oswego, IL 60543
    154 Chapin Way, Oswego, IL 60543
    154 Chapin Way, Oswego, IL 60543
    /37

    $555,000

    Sold Jan 15, 2026

    154 Chapin Way, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 3,262 Sq Ft
    • Built 2014

    Last Sold Summary

    • 5% Below List Price
    • $170/SF
    • 67 Days On Market

    Current Estimated Value $572,893

    Last Listing Agent Cori Michael Nest Equity Realty

    154 Chapin Way, Oswego, IL 60543
  • 419 Hathaway Ln, Oswego, IL 60543
    419 Hathaway Ln, Oswego, IL 60543
    419 Hathaway Ln, Oswego, IL 60543
    /14

    $555,550

    Sold May 06, 2026

    419 Hathaway Ln, Oswego, IL 60543

    • 4 Beds
    • 2 Baths
    • 2,387 Sq Ft
    • Built 2026

    Move in Ready Sold Summary

    • $233/SF
    • 156 Days On Market

    Current Estimated Value $687,500

    Lennar Hudson Pointe - II - Horizon Series

    419 Hathaway Ln, Oswego, IL 60543
  • Lot 11 Red Hawk Dr, Oswego, IL 60543
    Lot 11 Red Hawk Dr, Oswego, IL 60543
    Lot 11 Red Hawk Dr, Oswego, IL 60543
    /3

    $82,000

    Sold Aug 04, 2025

    Lot 11 Red Hawk Dr, Oswego, IL 60543

    • Land
    • 1.16 Acres
    • $70,690 per Acre

    Last Sold Summary

    • 8% Below List Price
    • 41 Days On Market

    Last Listing Agent Patricia Marchert Keller Williams Infinity

    Lot 11 Red Hawk Dr, Oswego, IL 60543
  • 620 Pineridge Dr N Unit 42, Oswego, IL 60543
    620 Pineridge Dr N Unit 42, Oswego, IL 60543
    620 Pineridge Dr N Unit 42, Oswego, IL 60543
    /29

    $279,000

    Sold Jun 01, 2026

    620 Pineridge Dr N Unit 42, Oswego, IL 60543

    • 2 Beds
    • 2 Baths
    • 1,220 Sq Ft
    • Built 2007

    Last Sold Summary

    • $229/SF
    • 20 Days On Market

    Current Estimated Value $277,371

    Last Listing Agent Rosemarie Bakka eXp Realty

    620 Pineridge Dr N Unit 42, Oswego, IL 60543
  • 308 Monica Ln, Oswego, IL 60543
    308 Monica Ln, Oswego, IL 60543
    308 Monica Ln, Oswego, IL 60543
    /18

    $439,990

    Sold Oct 09, 2025

    308 Monica Ln, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,289 Sq Ft
    • Built 2025

    Move in Ready Sold Summary

    • $192/SF
    • 4 Days On Market

    Current Estimated Value $440,710

    M/I Homes Piper Glen - Smart Series

    308 Monica Ln, Oswego, IL 60543
  • 109 Old Post Rd, Oswego, IL 60543
    109 Old Post Rd, Oswego, IL 60543
    109 Old Post Rd, Oswego, IL 60543
    /30

    $375,000

    Sold Jun 10, 2026

    109 Old Post Rd, Oswego, IL 60543

    • 5 Beds
    • 3.5 Baths
    • 2,132 Sq Ft
    • Built 1996

    Last Sold Summary

    • 7% Above List Price
    • $176/SF
    • 5 Days On Market

    Current Estimated Value $359,218

    Last Listing Agent Victoria Holmes Berkshire Hathaway HomeServices Chicago

    109 Old Post Rd, Oswego, IL 60543
  • 826 Bohannon Cir, Oswego, IL 60543
    826 Bohannon Cir, Oswego, IL 60543
    826 Bohannon Cir, Oswego, IL 60543
    /25

    $390,000

    Sold Aug 08, 2025

    826 Bohannon Cir, Oswego, IL 60543

    • 3 Beds
    • 2 Baths
    • 1,838 Sq Ft
    • Built 2009

    Last Sold Summary

    • $212/SF
    • 14 Days On Market

    Current Estimated Value $397,487

    Last Listing Agent Michelle Sather Michelle Sather Realtor

    826 Bohannon Cir, Oswego, IL 60543
  • 266 Morgan Valley Dr, Oswego, IL 60543
    266 Morgan Valley Dr, Oswego, IL 60543
    266 Morgan Valley Dr, Oswego, IL 60543
    /36

    $550,000

    Sold Aug 25, 2025

    266 Morgan Valley Dr, Oswego, IL 60543

    • 4 Beds
    • 2.5 Baths
    • 2,537 Sq Ft
    • Built 1999

    Last Sold Summary

    • $217/SF
    • 4 Days On Market

    Current Estimated Value $541,963

    Last Listing Agent David Swanson john greene, Realtor

    266 Morgan Valley Dr, Oswego, IL 60543
  • 262 S Madison St, Oswego, IL 60543
    262 S Madison St, Oswego, IL 60543
    /2

    $375,000

    Sold Sep 12, 2025

    262 S Madison St, Oswego, IL 60543

    • 4 Beds
    • 2 Baths
    • 2,172 Sq Ft
    • Built 1890

    Last Sold Summary

    • 9% Below List Price
    • $173/SF
    • 58 Days On Market

    Last Listing Agent Cindy Heckelsberg Coldwell Banker Real Estate Group

    262 S Madison St, Oswego, IL 60543
  • 604 Murdock Place, Oswego, IL 60543
    604 Murdock Place, Oswego, IL 60543
    604 Murdock Place, Oswego, IL 60543
    /21

    $559,900

    Sold May 06, 2026

    604 Murdock Place, Oswego, IL 60543

    • 4 Beds
    • 2 Baths
    • 2,448 Sq Ft
    • Built 2026

    Move in Ready Sold Summary

    • 11% Below List Price
    • $229/SF
    • 29 Days On Market

    Lennar Hudson Pointe - II - Landmark Series

    604 Murdock Place, Oswego, IL 60543
  • 3 Templeton Dr, Oak Brook, IL 60523
    3 Templeton Dr, Oak Brook, IL 60523
    3 Templeton Dr, Oak Brook, IL 60523
    /5

    $1,500,000

    Sold Mar 06, 2026

    3 Templeton Dr, Oak Brook, IL 60523

    • Land
    • 2.21 Acres
    • $678,733 per Acre

    Last Sold Summary

    • 6% Below List Price
    • 82 Days On Market

    Current Estimated Value $1,500,676

    Last Listing Agent Bryan Bomba @properties Christie's International Real Estate

    3 Templeton Dr, Oak Brook, IL 60523

Showing Results 201 - 240, Page 6 of 18

Illinois Kendall County Oswego

Recently Sold Real Estate & Homes in Oswego, IL

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