866

Recently Sold Northumberland County PA Homes

Section Image
  • 1059 Market St, Sunbury, PA 17801
    1059 Market St, Sunbury, PA 17801
    1059 Market St, Sunbury, PA 17801
    /25

    $75,000 Sold Sep 29, 2025

    1059 Market St, Sunbury, PA 17801

    • 4 Beds
    • 1.5 Baths
    • 2,056 Sq Ft
    • Built 1900

    Last Sold Summary

    • $36/SF
    • 3 Days On Market

    Last Listing Agent Aimee Buehner BOWEN AGENCY INC., REALTORS - SUNBURY

    1059 Market St, Sunbury, PA 17801
  • 31 W 2nd St, Mount Carmel, PA 17851
    31 W 2nd St, Mount Carmel, PA 17851
    31 W 2nd St, Mount Carmel, PA 17851
    /36

    $100,000 Sold Jun 13, 2025

    31 W 2nd St, Mount Carmel, PA 17851

    • 3 Beds
    • 3 Baths
    • 1,229 Sq Ft
    • Built 1940

    Last Sold Summary

    • $81/SF
    • 10 Days On Market

    Current Estimated Value $102,061

    Last Listing Agent Jasmine Rapp REALTY WORLD MOLESEVICH & ASSOCIATES

    31 W 2nd St, Mount Carmel, PA 17851
  • 19 Spottswood Dr, Milton, PA 17847
    19 Spottswood Dr, Milton, PA 17847
    19 Spottswood Dr, Milton, PA 17847
    /57

    $265,000 Sold Feb 11, 2025

    19 Spottswood Dr, Milton, PA 17847

    • 3 Beds
    • 2.5 Baths
    • 1,867 Sq Ft
    • Built 1978

    Last Sold Summary

    • 2% Above List Price
    • $142/SF
    • 8 Days On Market

    Current Estimated Value $274,302

    Last Listing Agent Deborah Williams KW Advantage Williamsport

    19 Spottswood Dr, Milton, PA 17847
  • 691 W Eighth St, Danville, PA 17821
    691 W Eighth St, Danville, PA 17821
    691 W Eighth St, Danville, PA 17821
    /6

    $590,000 Sold Mar 03, 2025

    691 W Eighth St, Danville, PA 17821

    • 4 Beds
    • 2.5 Baths
    • 3,354 Sq Ft
    • Built 1996

    Last Sold Summary

    • $176/SF

    Current Estimated Value $627,625

    Last Listing Agent NON-MEMBER NON-MEMBER

    691 W Eighth St, Danville, PA 17821
  • 827 Line St, Sunbury, PA 17801
    827 Line St, Sunbury, PA 17801
    827 Line St, Sunbury, PA 17801
    /35

    $175,000 Sold Oct 15, 2025

    827 Line St, Sunbury, PA 17801

    • 3 Beds
    • 2 Baths
    • 1,504 Sq Ft
    • Built 1900

    Last Sold Summary

    • $116/SF
    • 3 Days On Market

    Last Listing Agent Chantelle Jack EXP Realty, LLC

    827 Line St, Sunbury, PA 17801
  • 105 Cherry Tree Ln, Turbotville, PA 17772
    105 Cherry Tree Ln, Turbotville, PA 17772
    105 Cherry Tree Ln, Turbotville, PA 17772
    /81

    $345,000 Sold Aug 22, 2025

    105 Cherry Tree Ln, Turbotville, PA 17772

    • 2 Beds
    • 3 Baths
    • 1,674 Sq Ft
    • Built 1994

    Last Sold Summary

    • 3% Above List Price
    • $206/SF
    • 6 Days On Market

    Current Estimated Value $328,361

    Last Listing Agent Laura Martin Berkshire Hathaway HomeServices Hodrick Realty, WPT

    105 Cherry Tree Ln, Turbotville, PA 17772
  • 115 W Girard St, Mount Carmel, PA 17851
    115 W Girard St, Mount Carmel, PA 17851
    115 W Girard St, Mount Carmel, PA 17851
    /23

    $69,800 Sold Mar 21, 2025

    115 W Girard St, Mount Carmel, PA 17851

    • 3 Beds
    • 1 Bath
    • 1,008 Sq Ft
    • Built 1950

    Last Sold Summary

    • $69/SF
    • 55 Days On Market

    Current Estimated Value $73,469

    Last Listing Agent MATHLENE SOSNOSKI TEU REAL ESTATE CORPORATION

    115 W Girard St, Mount Carmel, PA 17851
  • 42 Persun Ln, Watsontown, PA 17777
    42 Persun Ln, Watsontown, PA 17777
    42 Persun Ln, Watsontown, PA 17777
    /7

    $185,500 Sold May 23, 2025

    42 Persun Ln, Watsontown, PA 17777

    • 3 Beds
    • 1 Bath
    • 1,176 Sq Ft
    • Built 1976

    Last Sold Summary

    • 3% Above List Price
    • $158/SF
    • 4 Days On Market

    Current Estimated Value $182,942

    Last Listing Agent Denise Reis Berkshire Hathaway HomeServices Hodrick Realty, WPT

    42 Persun Ln, Watsontown, PA 17777
  • 23 Robin Ct, Milton, PA 17847
    23 Robin Ct, Milton, PA 17847
    23 Robin Ct, Milton, PA 17847
    /36

    $280,000 Sold Sep 30, 2025

    23 Robin Ct, Milton, PA 17847

    • 3 Beds
    • 1 Bath
    • 1,176 Sq Ft
    • Built 1983

    Last Sold Summary

    • $238/SF
    • 3 Days On Market

    Last Listing Agent Lindsey Farrell EXP Realty, LLC

    23 Robin Ct, Milton, PA 17847
  • 117 N Chestnut St, Mount Carmel, PA 17851
    117 N Chestnut St, Mount Carmel, PA 17851
    117 N Chestnut St, Mount Carmel, PA 17851
    /17

    $115,000 Sold Jul 24, 2025

    117 N Chestnut St, Mount Carmel, PA 17851

    • 4 Beds
    • 1 Bath
    • 1,508 Sq Ft
    • Built 1930

    Last Sold Summary

    • $76/SF
    • 9 Days On Market

    Current Estimated Value $117,757

    Last Listing Agent Dwight Lauver BOWEN AGENCY INC., REALTORS SELINSGROVE

    117 N Chestnut St, Mount Carmel, PA 17851
  • 1142 Chestnut St, Sunbury, PA 17801
    1142 Chestnut St, Sunbury, PA 17801
    1142 Chestnut St, Sunbury, PA 17801
    /12

    $90,000 Sold Jan 31, 2025

    1142 Chestnut St, Sunbury, PA 17801

    • 3 Beds
    • 1 Bath
    • 1,144 Sq Ft
    • Built 1900

    Last Sold Summary

    • $79/SF
    • 13 Days On Market

    Current Estimated Value $88,790

    Last Listing Agent DANI FERSTER BOWEN AGENCY INC., REALTORS - SUNBURY

    1142 Chestnut St, Sunbury, PA 17801
  • 450 W 2nd St, Mount Carmel, PA 17851
    450 W 2nd St, Mount Carmel, PA 17851
    450 W 2nd St, Mount Carmel, PA 17851
    /57

    $149,500 Sold Jul 31, 2025

    450 W 2nd St, Mount Carmel, PA 17851

    • 5 Beds
    • 1.5 Baths
    • 2,816 Sq Ft
    • Built 1900

    Last Sold Summary

    • $53/SF
    • 6 Days On Market

    Current Estimated Value $146,707

    Last Listing Agent Carla Farley BERKSHIRE HATHAWAY HOMESERVICES HODRICK REALTY-DANV

    450 W 2nd St, Mount Carmel, PA 17851
  • 1050 Wolverton St, Sunbury, PA 17801
    1050 Wolverton St, Sunbury, PA 17801
    1050 Wolverton St, Sunbury, PA 17801
    /4

    $115,000 Sold Jul 03, 2025

    1050 Wolverton St, Sunbury, PA 17801

    • 4 Beds
    • 1 Bath
    • 1,608 Sq Ft
    • Built 1971

    Last Sold Summary

    • $72/SF
    • 0 Days On Market

    Current Estimated Value $115,480

    Last Listing Agent Don Katherman EXP REALTY LLC - Lewisburg

    1050 Wolverton St, Sunbury, PA 17801
  • 861 863 W Pine St, Ranshaw, PA 17866
    861 863 W Pine St, Ranshaw, PA 17866
    861 863 W Pine St, Ranshaw, PA 17866
    /10

    $17,000 Sold Feb 18, 2025

    861 863 W Pine St, Ranshaw, PA 17866

    • Built 1913

    Last Sold Summary

    • 174 Days On Market

    Last Listing Agent Lois Muscara BHHS Homesale Realty - Schuylkill Haven

    861 863 W Pine St, Ranshaw, PA 17866
  • 28 Blue Jay Dr, Watsontown, PA 17777
    28 Blue Jay Dr, Watsontown, PA 17777
    28 Blue Jay Dr, Watsontown, PA 17777
    /28

    $80,000 Sold Mar 07, 2025

    28 Blue Jay Dr, Watsontown, PA 17777

    • 3 Beds
    • 2 Baths
    • 980 Sq Ft
    • Built 2022

    Last Sold Summary

    • $82/SF
    • 290 Days On Market

    Last Listing Agent Doug Wertz COLDWELL BANKER PENN ONE REAL ESTATE

    28 Blue Jay Dr, Watsontown, PA 17777
  • 20 N Front St, Sunbury, PA 17801
    20 N Front St, Sunbury, PA 17801
    20 N Front St, Sunbury, PA 17801
    /111

    $355,000 Sold Feb 25, 2025

    20 N Front St, Sunbury, PA 17801

    • 5 Beds
    • 3.5 Baths
    • 3,892 Sq Ft
    • Built 1926

    Last Sold Summary

    • $91/SF
    • 38 Days On Market

    Current Estimated Value $346,904

    Last Listing Agent Aimee Buehner BOWEN AGENCY INC., REALTORS - SUNBURY

    20 N Front St, Sunbury, PA 17801
  • 400 Piper Ave, Milton, PA 17847
    400 Piper Ave, Milton, PA 17847
    400 Piper Ave, Milton, PA 17847
    /29

    $140,000 Sold Apr 07, 2025

    400 Piper Ave, Milton, PA 17847

    • 2 Beds
    • 1 Bath
    • 1,140 Sq Ft
    • Built 1910

    Last Sold Summary

    • $123/SF
    • 7 Days On Market

    Current Estimated Value $140,525

    Last Listing Agent Connie May BERKSHIRE HATHAWAY HOMESERVICES HODRICK REALTY-LEWS

    400 Piper Ave, Milton, PA 17847
  • 1395 Hockley Hill Rd, Muncy, PA 17756
    1395 Hockley Hill Rd, Muncy, PA 17756
    1395 Hockley Hill Rd, Muncy, PA 17756
    /17

    $65,000 Sold Oct 17, 2025

    1395 Hockley Hill Rd, Muncy, PA 17756

    • 2 Beds
    • 1 Bath
    • 780 Sq Ft
    • Built 1853

    Last Sold Summary

    • $83/SF
    • 7 Days On Market

    Last Listing Agent Jason Huff Red Realty Group LTD

    1395 Hockley Hill Rd, Muncy, PA 17756
  • 873 Avenue H, Danville, PA 17821
    873 Avenue H, Danville, PA 17821
    873 Avenue H, Danville, PA 17821
    /6

    $395,000 Sold Jun 20, 2025

    873 Avenue H, Danville, PA 17821

    • 3 Beds
    • 2 Baths
    • 2,055 Sq Ft
    • Built 1991

    Last Sold Summary

    • $192/SF
    • 4 Days On Market

    Current Estimated Value $399,923

    Last Listing Agent Drew Sassaman VILLAGER REALTY, INC. - DANVILLE

    873 Avenue H, Danville, PA 17821
  • 338 East Ave, Mount Carmel, PA 17851
    338 East Ave, Mount Carmel, PA 17851
    338 East Ave, Mount Carmel, PA 17851
    /29

    $135,000 Sold May 29, 2025

    338 East Ave, Mount Carmel, PA 17851

    • 4 Beds
    • 2 Baths
    • Built 1950

    Last Sold Summary

    • 68 Days On Market

    Current Estimated Value $134,068

    Last Listing Agent Josie Ferrante Coldwell Banker Realty

    338 East Ave, Mount Carmel, PA 17851
  • 961 Hockley Hill Rd, Turbotville, PA 17772
    961 Hockley Hill Rd, Turbotville, PA 17772
    961 Hockley Hill Rd, Turbotville, PA 17772
    /33

    $255,000 Sold Mar 11, 2025

    961 Hockley Hill Rd, Turbotville, PA 17772

    • 3 Beds
    • 1.5 Baths
    • 1,552 Sq Ft
    • Built 1850

    Last Sold Summary

    • $164/SF
    • 34 Days On Market

    Current Estimated Value $256,563

    Last Listing Agent JANETTE HAAS VILLAGER REALTY, INC. - DANVILLE

    961 Hockley Hill Rd, Turbotville, PA 17772
  • 308 S Beech St, Mount Carmel, PA 17851
    308 S Beech St, Mount Carmel, PA 17851
    308 S Beech St, Mount Carmel, PA 17851
    /34

    $100,000 Sold Mar 26, 2025

    308 S Beech St, Mount Carmel, PA 17851

    • 3 Beds
    • 1.5 Baths
    • 1,584 Sq Ft
    • Built 1900

    Last Sold Summary

    • $63/SF
    • 74 Days On Market

    Current Estimated Value $100,644

    Last Listing Agent Michael Hood Priority One Real Estate Team, LLC

    308 S Beech St, Mount Carmel, PA 17851
  • 150 Emerick Ln, Dalmatia, PA 17017
    150 Emerick Ln, Dalmatia, PA 17017
    150 Emerick Ln, Dalmatia, PA 17017
    /22

    $230,000 Sold Jul 11, 2025

    150 Emerick Ln, Dalmatia, PA 17017

    • 4 Beds
    • 1.5 Baths
    • 1,894 Sq Ft
    • Built 1999

    Last Sold Summary

    • $121/SF
    • 8 Days On Market

    Current Estimated Value $218,474

    Last Listing Agent Christina Bailey Coldwell Banker Realty

    150 Emerick Ln, Dalmatia, PA 17017
  • 110 W 8th St, Watsontown, PA 17777
    110 W 8th St, Watsontown, PA 17777
    110 W 8th St, Watsontown, PA 17777
    /33

    $240,000 Sold Sep 19, 2025

    110 W 8th St, Watsontown, PA 17777

    • 3 Beds
    • 2 Baths
    • 1,930 Sq Ft
    • Built 1920

    Last Sold Summary

    • $124/SF
    • 28 Days On Market

    Current Estimated Value $236,884

    Last Listing Agent Terry Mclaughlin VILLAGER REALTY, INC. - LEWISB

    110 W 8th St, Watsontown, PA 17777
  • 252 River Rd, Dalmatia, PA 17017
    252 River Rd, Dalmatia, PA 17017
    252 River Rd, Dalmatia, PA 17017
    /55

    $235,000 Sold Sep 18, 2025

    252 River Rd, Dalmatia, PA 17017

    • 6 Beds
    • 2 Baths
    • Built 1925

    Last Sold Summary

    • 22 Days On Market

    Current Estimated Value $226,880

    Last Listing Agent Chester Lapp William Penn Real Estate Assoc

    252 River Rd, Dalmatia, PA 17017
  • 942 Center St, Coal Township, PA 17866
    942 Center St, Coal Township, PA 17866
    942 Center St, Coal Township, PA 17866
    /26

    $187,000 Sold Jan 31, 2025

    942 Center St, Coal Township, PA 17866

    • 4 Beds
    • 1 Bath
    • 1,480 Sq Ft
    • Built 1922

    Last Sold Summary

    • $126/SF
    • 38 Days On Market

    Current Estimated Value $178,437

    Last Listing Agent MELINDA DEPPEN EXP Realty, LLC

    942 Center St, Coal Township, PA 17866
  • 163 Boone Ln, Sunbury, PA 17801
    163 Boone Ln, Sunbury, PA 17801
    163 Boone Ln, Sunbury, PA 17801
    /42

    $215,000 Sold Jan 21, 2025

    163 Boone Ln, Sunbury, PA 17801

    • 3 Beds
    • 2 Baths
    • 1,296 Sq Ft
    • Built 1994

    Last Sold Summary

    • $166/SF
    • 17 Days On Market

    Current Estimated Value $218,834

    Last Listing Agent DEBRA BROUSE SQUARE DIEHL REALTY INC

    163 Boone Ln, Sunbury, PA 17801
  • 1055 Reynolds Hill Rd, Muncy, PA 17756
    1055 Reynolds Hill Rd, Muncy, PA 17756
    1055 Reynolds Hill Rd, Muncy, PA 17756
    /28

    $260,000 Sold Dec 05, 2025

    1055 Reynolds Hill Rd, Muncy, PA 17756

    • 4 Beds
    • 1.5 Baths
    • 1,556 Sq Ft
    • Built 1986

    Last Sold Summary

    • 7% Below List Price
    • $167/SF
    • 15 Days On Market

    Last Listing Agent Scott Appleman Red Realty Group, LTD

    1055 Reynolds Hill Rd, Muncy, PA 17756
  • 324 S Market St, Mount Carmel, PA 17851
    324 S Market St, Mount Carmel, PA 17851
    324 S Market St, Mount Carmel, PA 17851
    /14

    $32,500 Sold Oct 10, 2025

    324 S Market St, Mount Carmel, PA 17851

    • 4 Beds
    • 1 Bath
    • Built 1940

    Last Sold Summary

    • 31 Days On Market

    Last Listing Agent Kenneth Ramos Berkshire Hathaway HomeServices Homesale Realty

    324 S Market St, Mount Carmel, PA 17851
  • 590 North Ave, Northumberland, PA 17857
    590 North Ave, Northumberland, PA 17857
    590 North Ave, Northumberland, PA 17857
    /17

    $225,000 Sold Apr 23, 2025

    590 North Ave, Northumberland, PA 17857

    • 3 Beds
    • 1 Bath
    • 1,488 Sq Ft
    • Built 1954

    Last Sold Summary

    • $151/SF
    • 6 Days On Market

    Current Estimated Value $216,631

    Last Listing Agent REBEKA PEALER EXP Realty, LLC

    590 North Ave, Northumberland, PA 17857
  • 172 Rushtown Rd, Danville, PA 17821
    172 Rushtown Rd, Danville, PA 17821
    172 Rushtown Rd, Danville, PA 17821
    /23

    $489,900 Sold May 15, 2025

    172 Rushtown Rd, Danville, PA 17821

    • 4 Beds
    • 2.5 Baths
    • 2,917 Sq Ft
    • Built 1900

    Last Sold Summary

    • $168/SF
    • 2 Days On Market

    Current Estimated Value $502,758

    Last Listing Agent Scott Mertz CENTURY 21 MERTZ & ASSOCIATES

    172 Rushtown Rd, Danville, PA 17821
  • 146 Geise St, Sunbury, PA 17801
    146 Geise St, Sunbury, PA 17801
    146 Geise St, Sunbury, PA 17801
    /38

    $255,000 Sold Oct 10, 2025

    146 Geise St, Sunbury, PA 17801

    • 3 Beds
    • 1 Bath
    • 1,416 Sq Ft
    • Built 1949

    Last Sold Summary

    • $180/SF
    • 8 Days On Market

    Last Listing Agent Ann Hilliard RE/MAX BRIDGES

    146 Geise St, Sunbury, PA 17801
  • 826 E Dewart St, Shamokin, PA 17872
    826 E Dewart St, Shamokin, PA 17872
    826 E Dewart St, Shamokin, PA 17872
    /28

    $61,000 Sold Sep 29, 2025

    826 E Dewart St, Shamokin, PA 17872

    • 2 Beds
    • 1.5 Baths
    • 1,100 Sq Ft
    • Built 1966

    Last Sold Summary

    • $55/SF
    • 10 Days On Market

    Last Listing Agent Evan Manning Iron Valley Real Estate of Berks

    826 E Dewart St, Shamokin, PA 17872
  • 0 0 Cherrytown Lot 8 Rd Unit 20-95465, Dornsife, PA 17823
    0 0 Cherrytown Lot 8 Rd Unit 20-95465, Dornsife, PA 17823
    /2

    $61,000 Sold May 09, 2025

    0 0 Cherrytown Lot 8 Rd Unit 20-95465, Dornsife, PA 17823

    • Land
    • 6.5 Acres
    • $9,385 per Acre

    Last Sold Summary

    • 295 Days On Market

    Last Listing Agent Gary Schlectic BERKSHIRE HATHAWAY HOMESERVICES HOMESALE REALTY

    0 0 Cherrytown Lot 8 Rd Unit 20-95465, Dornsife, PA 17823
  • 1701 Mohawk St, Coal Township, PA 17866
    1701 Mohawk St, Coal Township, PA 17866
    1701 Mohawk St, Coal Township, PA 17866
    /19

    $58,000 Sold Oct 27, 2025

    1701 Mohawk St, Coal Township, PA 17866

    • 2 Beds
    • 1 Bath
    • Built 1900

    Last Sold Summary

    Last Listing Agent Marisol Torres Ramus Realty Group

    1701 Mohawk St, Coal Township, PA 17866
  • 65 King St, Northumberland, PA 17857
    65 King St, Northumberland, PA 17857
    65 King St, Northumberland, PA 17857
    /37

    $225,000 Sold Sep 30, 2025

    65 King St, Northumberland, PA 17857

    • 2 Beds
    • 1 Bath
    • 1,692 Sq Ft
    • Built 1900

    Last Sold Summary

    • $133/SF
    • 6 Days On Market

    Last Listing Agent Aimee Buehner BOWEN AGENCY INC., REALTORS - SUNBURY

    65 King St, Northumberland, PA 17857
  • 10 3rd Ave, Elysburg, PA 17824
    10 3rd Ave, Elysburg, PA 17824
    10 3rd Ave, Elysburg, PA 17824
    /63

    $212,000 Sold Apr 03, 2025

    10 3rd Ave, Elysburg, PA 17824

    • 3 Beds
    • 2 Baths
    • 1,620 Sq Ft
    • Built 2020

    Last Sold Summary

    • $131/SF
    • 6 Days On Market

    Current Estimated Value $224,865

    Last Listing Agent Ted Heitzman III EXP Realty, LLC

    10 3rd Ave, Elysburg, PA 17824
  • 953 Schuyler Rd, Turbotville, PA 17772
    953 Schuyler Rd, Turbotville, PA 17772
    953 Schuyler Rd, Turbotville, PA 17772
    /44

    $800,000 Sold Dec 23, 2025

    953 Schuyler Rd, Turbotville, PA 17772

    • 8 Beds
    • 2 Baths
    • 4,100 Sq Ft
    • Built 1976

    Last Sold Summary

    • 41% Below List Price
    • $195/SF
    • 27 Days On Market

    Last Listing Agent Cynthia Hugar Adventure Realty - Muncy

    953 Schuyler Rd, Turbotville, PA 17772
  • 1668 Boyer Hill Rd, Sunbury, PA 17801
    1668 Boyer Hill Rd, Sunbury, PA 17801
    1668 Boyer Hill Rd, Sunbury, PA 17801
    /35

    $312,500 Sold Jun 04, 2025

    1668 Boyer Hill Rd, Sunbury, PA 17801

    • 3 Beds
    • 2 Baths
    • 1,622 Sq Ft
    • Built 2000

    Last Sold Summary

    • $193/SF
    • 18 Days On Market

    Current Estimated Value $318,791

    Last Listing Agent Wendy Wiest SQUARE DIEHL REALTY INC

    1668 Boyer Hill Rd, Sunbury, PA 17801
  • 800 E Sunbury St, Shamokin, PA 17872
    800 E Sunbury St, Shamokin, PA 17872
    /2

    $50,000 Sold Oct 10, 2025

    800 E Sunbury St, Shamokin, PA 17872

    • 4 Beds
    • 2 Baths
    • 1,447 Sq Ft
    • Built 1915

    Last Sold Summary

    • $35/SF
    • 120 Days On Market

    Last Listing Agent DANI FERSTER BOWEN AGENCY INC., REALTORS - SUNBURY

    800 E Sunbury St, Shamokin, PA 17872

Showing Results 521 - 560, Page 14 of 18

Pennsylvania Northumberland County

Recently Sold Real Estate & Homes in Northumberland County, PA

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 © 2025 CoStar Group