Blackrock Blvd, Mars, PA Property Records

Butler County property records for 65 addresses on Blackrock Blvd, Mars, PA · Last verified August 2026

Blackrock Blvd Highlights

Properties 65
Median Sale Price $623,175
Deeds and Mortgages on File 117
Average Living Area 2,965 sq ft
Owner Occupied 89%
Median Annual Tax Bill $998
Median Year Built 2024
Median Ownership Tenure 2 years

Properties on Blackrock Blvd

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

500 Blackrock Blvd

2.5 ba · built 2024 · 0.539 acres

Last Sale Tax Bill Prior Sale Owner Records
$800,000Jul 2024 $1,3332026 Amount on Record Mar 2024 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

501 Blackrock Blvd

2.5 ba · built 2024 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2024 $7082026 Amount on Record Mar 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

502 Blackrock Blvd

2.5 ba · built 2024 · 0.38 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Mar 2024 $9982026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

503 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$7262026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

504 Blackrock Blvd

5 ba · 2,965 sqft · built 2023 · 0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$151,000Sep 2023 $1,2842026 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

505 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$390,475May 2024 $6862026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

506 Blackrock Blvd

0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$552026 1 Name on Record AssessorUpdated Jun 2026

507 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$6962026 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

508 Blackrock Blvd

2.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$548,355Oct 2024 $9552026 Amount on Record Jun 2024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

509 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$378,280Apr 2024 $6832026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

510 Blackrock Blvd

4.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$623,175Dec 2024 $1,1592026 Amount on Record Aug 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

511 Blackrock Blvd

2.5 ba · built 2024 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$7422026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

512 Blackrock Blvd

3.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$699,440Nov 2024 $1,2172026 Amount on Record Jul 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

513 Blackrock Blvd

2.5 ba · built 2024 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$7522026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

514 Blackrock Blvd

3.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$528,190Jun 2024 $9572026 Amount on Record Feb 2024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

515 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$6832026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

516 Blackrock Blvd

3.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$595,635Sep 2024 $1,0392026 Amount on Record May 2024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

517 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$7302026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

518 Blackrock Blvd

2.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$596,690Oct 2024 $1,0572026 Amount on Record Jun 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

519 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$7402026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

520 Blackrock Blvd

2.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$635,130Aug 2024 $1,1282026 Amount on Record Apr 2024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

521 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$6832026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

522 Blackrock Blvd

5.5 ba · built 2024 · 0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$729,270Dec 2024 $1,4482026 Amount on Record Jul 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

523 Blackrock Blvd

2.5 ba · built 2024 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$422,745Apr 2024 $7422026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

524 Blackrock Blvd

2.5 ba · built 2024 · 0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$536,625Nov 2024 $8342026 Amount on Record Jul 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

525 Blackrock Blvd

2.5 ba · built 2024 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$480,000May 2024 $7382026 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

526 Blackrock Blvd

2.5 ba · built 2024 · 0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$630,870Nov 2024 $1,0582026 Amount on Record Jul 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

527 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$6642026 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

528 Blackrock Blvd

4 ba · built 2024 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$753,765Oct 2024 $1,1592026 Amount on Record Jun 2024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

529 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$399,990Dec 2024 $7162026 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

530 Blackrock Blvd

3.5 ba · built 2024 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$662,075Nov 2024 $1,2292026 Amount on Record Jul 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

531 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$424,460Oct 2024 $7262026 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

532 Blackrock Blvd

2.5 ba · built 2024 · 0.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$522,000Apr 2026 $8142026 Amount on Record Dec 2024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

533 Blackrock Blvd

2.5 ba · built 2024 · 0.066 acres

Last Sale Tax Bill Prior Sale Owner Records
$6642026 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

534 Blackrock Blvd

3.5 ba · built 2024 · 0.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$672,680May 2024 $1,3292026 Amount on Record Feb 2024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

535 Blackrock Blvd

2.5 ba · built 2024 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$6792026 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

536 Blackrock Blvd

2.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$675,015Sep 2024 $1,2232026 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

538 Blackrock Blvd

2.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$541,045Jul 2024 $9412026 Amount on Record Mar 2024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

540 Blackrock Blvd

2.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$511,470May 2024 $8742026 Amount on Record Jan 2024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

542 Blackrock Blvd

0.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$613,710Aug 2025 $9382026 Amount on Record Apr 2025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

544 Blackrock Blvd

1.03 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2024 $2582026 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

546 Blackrock Blvd

1.28 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2024 $3152026 1 Name on Record AssessorUpdated Jun 2026

548 Blackrock Blvd

1.23 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2024 $3012026 1 Name on Record AssessorUpdated Jun 2026

549 Blackrock Blvd

3.5 ba · built 2024 · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$639,900Aug 2025 $1,0862026 Amount on Record Aug 2024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

550 Blackrock Blvd

1.01 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2024 $2612026 1 Name on Record AssessorUpdated Jun 2026

551 Blackrock Blvd

3 ba · built 2024 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$614,890Jul 2024 $1,1172026 Amount on Record Mar 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

553 Blackrock Blvd

3.5 ba · built 2024 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$697,790Jun 2024 $1,2332026 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

555 Blackrock Blvd

3.5 ba · built 2024 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$569,745Jul 2024 $1,0842026 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

557 Blackrock Blvd

4.5 ba · built 2024 · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$720,685Aug 2024 $1,4342026 Amount on Record Apr 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

559 Blackrock Blvd

3.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$687,615May 2024 $1,2332026 Amount on Record Feb 2024 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

561 Blackrock Blvd

2.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$573,540May 2024 $9692026 Amount on Record Jan 2024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

563 Blackrock Blvd

2.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$607,305Jul 2024 $1,0652026 Amount on Record Mar 2024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

565 Blackrock Blvd

4.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$675,830Sep 2024 $1,1862026 Amount on Record May 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

567 Blackrock Blvd

3.5 ba · built 2024 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$640,160Aug 2024 $1,1612026 Amount on Record Apr 2024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

569 Blackrock Blvd

2.5 ba · built 2024 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$567,405Jul 2024 $9172026 Amount on Record Mar 2024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

571 Blackrock Blvd

5 ba · built 2024 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$738,685Dec 2024 $1,2802026 Amount on Record Aug 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

573 Blackrock Blvd

2.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$622,625Sep 2024 $1,0482026 Amount on Record May 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

575 Blackrock Blvd

3.5 ba · built 2024 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$712,885May 2024 $1,2722026 Amount on Record Feb 2024 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

577 Blackrock Blvd

3.5 ba · built 2024 · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$654,950Aug 2024 $1,1482026 Amount on Record Apr 2024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

579 Blackrock Blvd

2.5 ba · built 2024 · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$588,020Dec 2024 $1,0762026 Amount on Record Aug 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

581 Blackrock Blvd

3.5 ba · built 2024 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$631,345Jul 2024 $1,2242026 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

583 Blackrock Blvd

3.5 ba · built 2024 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$627,565May 2024 $1,1232026 Amount on Record Jan 2024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

585 Blackrock Blvd

4.5 ba · built 2024 · 0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$796,150Jun 2024 $1,3142026 Amount on Record Feb 2024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

587 Blackrock Blvd

built 2024 · 0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$742,560May 2024 $1,2792026 Amount on Record Jan 2024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

589 Blackrock Blvd

3.5 ba · built 2024 · 0.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$790,660Oct 2024 $1,1852026 Amount on Record Jun 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

Wildfire Risk on Blackrock Blvd

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskLow
this street's cells rank above 20% of the US · above 43% of Pennsylvania
Wildfire LikelihoodAbout 1 in 7,813 per year
ExposureDirect
3 of 5 cells directly exposed · 5 adjoin burnable vegetation

Property Records in Nearby Streets