Library Ave, Carnegie, PA Property Records

Allegheny County property records for 65 addresses on Library Ave, Carnegie, PA · Last verified August 2026

Library Ave Highlights

Properties 65
Median Sale Price $257,000
Deeds and Mortgages on File 60
Median Price per Sqft $146
Owner Occupied 77%
Median Annual Tax Bill $437
Median Year Built 1910
Median Ownership Tenure 19 years

Properties on Library Ave

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

427 Library Ave

3 bd · 1 ba · 1,300 sqft · 0.055 acres

Last Sale Tax Bill Prior Sale Owner Records
$320,000Mar 2022 $5622026 Amount on Record Mar 2021 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

429 Library Ave

2 bd · 1 ba · 1,184 sqft · 0.055 acres

Last Sale Tax Bill Prior Sale Owner Records
$320,000Mar 2022 $5622026 Amount on Record Mar 2021 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

433 Library Ave

2 bd · 1 ba · 1,749 sqft · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 1973 $2,4512025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

435 Library Ave

3 bd · 1.5 ba · 1,384 sqft · 0.055 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$20,300Sep 1978 $2622026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

437 Library Ave

3 bd · 1 ba · 1,421 sqft · 0.055 acres

Last Sale Tax Bill Prior Sale Owner Records
$32,000Jun 1994 $1,6182025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

439 Library Ave

5 bd · 3 ba · 2,450 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$160,000May 2015 $7562026 Amount on Record Oct 1986 2 Names on Record AssessorUpdated Jun 2026

441 Library Ave

3 bd · 1 ba · 1,997 sqft · 0.096 acres

Last Sale Tax Bill Prior Sale Owner Records
$65,000Jan 2008 $5052026 Amount on Record Oct 1997 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

443 Library Ave

3 bd · 1.5 ba · 1,666 sqft · 0.096 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$60,000Jun 1994 $4012026 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

445 Library Ave

3 bd · 1 ba · 1,834 sqft · 0.096 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$28,000Sep 1982 $3622026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

447 Library Ave

3 bd · 1.5 ba · 2,309 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1992 $6722026 Amount on Record May 1988 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

449 Library Ave

2 bd · 1 ba · 1,843 sqft · 0.082 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$220,000Aug 2022 $7832026 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

451 Library Ave

3 bd · 1 ba · 1,504 sqft · 0.082 acres

Last Sale Tax Bill Prior Sale Owner Records
$315,000Nov 2022 $1,1792026 Amount on Record Oct 2021 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

453 Library Ave

3 bd · 1 ba · 2,184 sqft · 0.081 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2001 $3942026 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

501 Library Ave

3 bd · 1 ba · 2,117 sqft · 0.105 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$120,000Aug 2012 $4262026 —Sep 1995 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

503 Library Ave

3 bd · 1 ba · 1,920 sqft · 0.098 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000Aug 2014 $8682026 Amount on Record Sep 2013 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

505 Library Ave

3 bd · 1.5 ba · 1,679 sqft · 0.099 acres

Last Sale Tax Bill Prior Sale Owner Records
$29,500May 2011 $3082026 —Feb 2011 1 Name on Record AssessorUpdated Jun 2026

507 Library Ave, #509

6 bd · 2 ba · 2,880 sqft · 0.102 acres

Last Sale Tax Bill Prior Sale Owner Records
$148,000Jun 2022 $4982026 Amount on Record Feb 1996 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

511 Library Ave, #513

6 bd · 2 ba · 2,368 sqft · 0.115 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$45,000Jan 2019 $6372026 Amount on Record Apr 1979 2 Names on Record AssessorUpdated Jun 2026

515 Library Ave

4 bd · 1 ba · 2,407 sqft · 0.112 acres

Last Sale Tax Bill Prior Sale Owner Records
$64,000Aug 1995 $4612026 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

517 Library Ave, #519

6 bd · 2 ba · 3,360 sqft · 0.111 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,000Aug 1998 $3232026 1 Name on Record AssessorUpdated Jun 2026

518 Library Ave

3 bd · 1 ba · 1,669 sqft · 0.05 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$94,900Jan 2003 $4012026 Amount on Record Sep 1996 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

521 Library Ave

3 bd · 1 ba · 1,591 sqft · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000May 1988 $4702026 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

524 Library Ave

0.127 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 1958 $812025 1 Name on Record AssessorUpdated Jun 2026

601 Library Ave

3 bd · 1.5 ba · 1,656 sqft · 0.1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jan 1999 $992026 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

605 Library Ave

4 bd · 2.5 ba · 2,526 sqft · 0.122 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$143,100Oct 2007 $5952026 Amount on Record Aug 2006 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

609 Library Ave

3 bd · 2 ba · 2,015 sqft · 0.074 acres

Last Sale Tax Bill Prior Sale Owner Records
$134,000Oct 1972 $6772026 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

611 Library Ave

5 bd · 1.5 ba · 2,275 sqft · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$58,000Apr 1992 $3112026 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

613 Library Ave

3 bd · 2 ba · 2,322 sqft · 0.152 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 1989 $4162026 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

615 Library Ave

4 bd · 2.5 ba · 1,968 sqft · 0.077 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$97,500May 2008 $6592026 Amount on Record Dec 1997 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

617 Library Ave

3 bd · 1 ba · 1,232 sqft · 0.084 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$73,000Dec 2002 $2482026 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

619 Library Ave

3 bd · 1 ba · 1,760 sqft · 0.098 acres

Last Sale Tax Bill Prior Sale Owner Records
$257,000Sep 2024 $5282026 Amount on Record Aug 2005 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

620 Library Ave

3 bd · 1.5 ba · 1,578 sqft · 0.22 acres

Last Sale Tax Bill Prior Sale Owner Records
$57,500Jul 2000 $4332026 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

624 Library Ave

4 bd · 2 ba · 1,573 sqft · 0.096 acres

Last Sale Tax Bill Prior Sale Owner Records
$159,500Aug 1992 $5882026 —Aug 1992 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

625 Library Ave

3 bd · 2.5 ba · 2,496 sqft · 0.079 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$170,000Nov 2017 $8392026 Amount on Record Sep 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

627 Library Ave

4 bd · 1.5 ba · 1,950 sqft · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$116,000Feb 2008 $2932026 Amount on Record Oct 2007 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

628 Library Ave

3 bd · 1.5 ba · 1,989 sqft · 0.101 acres

Last Sale Tax Bill Prior Sale Owner Records
$79,900Dec 1999 $3152026 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

630 Library Ave

3 bd · 1 ba · 1,440 sqft · 0.075 acres

Last Sale Tax Bill Prior Sale Owner Records
$63,000Apr 2002 $2492026 Amount on Record Feb 1996 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

632 Library Ave

4 bd · 1 ba · 2,246 sqft · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$123,500Apr 2013 $6752026 Amount on Record Aug 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

633 Library Ave

3 bd · 1 ba · 1,829 sqft · 0.162 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$84,000Oct 2013 $4372026 Amount on Record Aug 2004 1 Name on Record AssessorUpdated Jun 2026

634 Library Ave

3 bd · 1 ba · 1,472 sqft · 0.079 acres

Last Sale Tax Bill Prior Sale Owner Records
$23,700Feb 1983 $3982026 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

635 Library Ave, #637

6 bd · 2 ba · 2,376 sqft · 0.109 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,000Jan 2026 $5472026 Amount on Record Dec 2011 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

636 Library Ave

2 bd · 1.5 ba · 1,050 sqft · 0.132 acres

Last Sale Tax Bill Prior Sale Owner Records
$71,000Sep 2003 $3292026 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

639 Library Ave

3 bd · 1 ba · 1,565 sqft · 0.074 acres

Last Sale Tax Bill Prior Sale Owner Records
$54,500Aug 2007 $2422026 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

729 Library Ave

3 bd · 1.5 ba · 1,816 sqft · 0.225 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1991 $3402026 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

801 Library Ave

2 bd · 1 ba · 1,001 sqft · 0.095 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,000Jan 2010 $1602026 —Nov 1994 1 Name on Record AssessorUpdated Jun 2026

802 Library Ave

8 bd · 4 ba · 3,468 sqft · 0.127 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Mar 1975 $7172026 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

803 Library Ave

3 bd · 1 ba · 1,092 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$92,000Apr 2006 $3072026 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

805 Library Ave

2 bd · 1 ba · 1,064 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$124,000Dec 2019 $5712026 —Nov 2018 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

806 Library Ave

2 bd · 1 ba · 1,276 sqft · 0.223 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$63,500May 1998 $3602026 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

808 Library Ave

3 bd · 1 ba · 1,080 sqft · 0.198 acres

Last Sale Tax Bill Prior Sale Owner Records
$67,000Aug 1999 $3722026 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

809 Library Ave

3 bd · 1 ba · 1,517 sqft · 0.103 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$79,900Sep 2012 $3772026 Amount on Record Nov 1995 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

810 Library Ave

2 bd · 1 ba · 763 sqft · 0.204 acres

Last Sale Tax Bill Prior Sale Owner Records
$100,000Aug 2021 $2942026 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

811 Library Ave

4 bd · 2 ba · 1,545 sqft · 0.103 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$66,000Dec 1996 $3662026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

812 Library Ave

3 bd · 1.5 ba · 1,176 sqft · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1971 $6212026 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

813 Library Ave

2 bd · 1 ba · 800 sqft · 0.1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$68,000Sep 2007 $2892026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

814 Library Ave

4 bd · 2.5 ba · 1,650 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2020 $7492026 Amount on Record Jan 1977 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

828 Library Ave

3 bd · 1 ba · 1,208 sqft · 0.129 acres

Last Sale Tax Bill Prior Sale Owner Records
$96,000Jul 2007 $4892026 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

830 Library Ave

0.287 acres

Last Sale Tax Bill Prior Sale Owner Records
$790,000Oct 2025 $2,5702026 Amount on Record Aug 1974 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

839 Library Ave

4 bd · 1 ba · 1,506 sqft · 0.103 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$77,500May 2009 $3942026 Amount on Record Sep 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

841 Library Ave

3 bd · 1.5 ba · 1,157 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$127,000Mar 2018 $5972026 Amount on Record Mar 2017 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

842 Library Ave

3 bd · 1 ba · 1,160 sqft · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,000Jun 2018 $1532026 Amount on Record Jun 2018 2 Names on Record Assessor + 2 DocumentsUpdated Jun 2026

843 Library Ave

3 bd · 1 ba · 1,257 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$233,000Mar 2026 $7872026 Amount on Record Sep 2018 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

844 Library Ave

2 bd · 1 ba · 961 sqft · 0.098 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$70,050Dec 2019 $4262026 Amount on Record May 2011 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

845 Library Ave

3 bd · 1 ba · 1,423 sqft · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$72,500Nov 2011 $4382026 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

846 Library Ave

4 bd · 1.5 ba · 1,296 sqft · 0.098 acres

Last Sale Tax Bill Prior Sale Owner Records
$183,350Mar 2018 $1,0302026 —May 2017 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

Property Records in Nearby Streets