Helfin St, Bound Brook, NJ Property Records

Somerset County and Bound Brook Borough property records for 21 addresses on Helfin St, Bound Brook, NJ · Last verified August 2026

Helfin St Highlights

Properties 21
Median Sale Price $269,000
Deeds and Mortgages on File 23
Median Price per Sqft $196
Owner Occupied 95%
Median Annual Tax Bill $8,751
Median Year Built 1967
Median Ownership Tenure 19 years

Properties on Helfin St

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

426 Helfin St

2,500 sqft · built 1966 · 0.298 acres

Last Sale Tax Bill Prior Sale Owner Records
$490,000Sep 2021 $11,6552025 Amount on Record Aug 2002 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

428 Helfin St

1,948 sqft · built 1966 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$605,000May 2026 $10,5582025 Amount on Record Dec 2024 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

499 Helfin St

1,144 sqft · built 1900 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$247,500Jun 2002 $8,1642025 Amount on Record Oct 2000 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

501 Helfin St, #503

2,520 sqft · built 1983 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2003 $11,2452025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

502 Helfin St

2,011 sqft · built 1926 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$258,500Jul 2011 $9,5522025 Amount on Record Aug 1991 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

505 Helfin St

1,217 sqft · built 1951 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000Nov 2003 $8,7512025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

506 Helfin St

1,216 sqft · built 1970 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1993 $8,6252025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

509 Helfin St

1,506 sqft · built 1949 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$169,000Feb 2000 $9,8922025 Amount on Record Jun 1989 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

510 Helfin St

1,828 sqft · built 1963 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Apr 1991 $10,1152025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

511 Helfin St

960 sqft · built 1967 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,2682025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

512 Helfin St

1,731 sqft · built 1959 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$380,000Jun 2007 $9,7222025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

513 Helfin St

1,152 sqft · built 1967 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Jan 2025 $10,1542025 Amount on Record Sep 2019 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

515 Helfin St

1,092 sqft · built 1924 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$140,900Feb 1990 $8,1202025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

516 Helfin St

1,230 sqft · built 1953 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$269,000Sep 2010 $10,2452025 Amount on Record Oct 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

517 Helfin St

1,152 sqft · built 1967 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,1642025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

519 Helfin St

1,536 sqft · built 1967 · 0.188 acres

Last Sale Tax Bill Prior Sale Owner Records
$213,000Mar 2011 $8,5872025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

523 Helfin St

1,416 sqft · built 1972 · 0.258 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,3512025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

527 Helfin St

1,836 sqft · built 1972 · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,4332025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

528 Helfin St

1,836 sqft · built 1974 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jun 2011 $8,5852025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

531 Helfin St

1,384 sqft · built 1974 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,000Oct 2016 $7,8412025 —Oct 2016 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

532 Helfin St

1,978 sqft · built 1980 · 0.19 acres

Last Sale Tax Bill Prior Sale Owner Records
$155,000Feb 1992 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

Wildfire Risk on Helfin St

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 35% of New Jersey
Wildfire LikelihoodAbout 1 in 10,000 per year
ExposureDirect
2 of 3 cells directly exposed · 2 adjoin burnable vegetation

Property Records in Nearby Streets