When was 528 Helfin Street, Bound Brook Boro, NJ last sold?

The most recent recorded sale was in 2011 for $250,000.

What is the assessed value of 528 Helfin Street, Bound Brook Boro, NJ?

The total municipal assessment is $389,000 (land plus improvements).

What is 528 Helfin Street, Bound Brook Boro, NJ worth?

Our model estimates a market value of $533,354, derived from comparable recorded sales nearby.

How many units does 528 Helfin Street, Bound Brook Boro, NJ have?

Records show 1 dwelling unit at 528 Helfin Street, Bound Brook Boro, NJ.

What kind of property is 528 Helfin Street, Bound Brook Boro, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1974.

parceldata.nj

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528 Helfin Street, Bound Brook Boro, NJ — owner, sales, deeds · parceldata

528 Helfin Street

Bound Brook Boro, NJ 08805·Somerset County

1804·block 90·lot 39.01

$533,354estimated value

Last sale

$250,000

6/6/2011 · MOD-IV (Rutgers)

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1974

Building size

1,836 sq ft

Lot size

0.00 ac

Land description

80X150 IRR

Building description

—

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$389,000

Land value

$205,000

Improvement value

$184,000

Last year's tax

$8,585

Last MOD-IV sale

$2,500

MOD-IV deed date

6/6/2011

Owner mailing address

528 Helfin Street
Bound Brook Nj 08805

Estimated market value

$533,354

range $458,577 – $636,184

low confidence

Assessment-implied: $417,113; Director's Ratio 0.9326 (2025)
Comp-implied: $572,101; 30 comparable sales

Estimated value, last 10 years

2016: $229,203 → 2025: $533,354

Based on 30 comparable sales

Address	Sold	Price
520 Dalay Place	1/13/2026	$360,000
722 Lawrence Road	12/2/2025	$607,000

Bordering

200-ft notice list →

428 Helfin Street
Lot 15·$478,400
618 Thompson Avenue
Lot 38·$376,400
622 Thompson Avenue
Lot 38.01·$425,500
626 Thompson Avenue
Lot 38.02·$402,800
532 Helfin Street
Lot 39.05·$416,400

Block 90All of Block 90 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "528 HELFIN ST BOUND BROOK NJ 08805"
    ],
    "zipKeys": [
      "528 HELFIN ST 08805"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1804_90_39.01",
  "county_code": "18",
  "district_code": "04",
  "block": "90",
  "lot": "39.01",
  "qualifier": "",
  "property_location": "528 Helfin Street",
  "property_class": "2",
  "bldg_class": "17",
  "bldg_desc": null,
  "land_desc": "80X150 IRR",
  "year_built": 1974,
  "living_sqft": 1836,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "20500000",
  "improvement_value_cents": "18400000",
  "net_value_cents": "38900000",
  "last_yr_tx_cents": "858523",
  "deed_date": "2011-06-06",
  "deed_book": "06430",
  "deed_page": "00750",
  "sale_price_cents": "250000",
  "sales_code": "A",
  "owner_mailing_street": "528 Helfin Street",
  "owner_mailing_city_state_zip": "Bound Brook  Nj 08805",
  "mun_name": "BOUND BROOK BORO",
  "calc_acre": "0.000000",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.54758912059818,
  "centroid_lat": 40.57127177399335
}

SR1A

[
  {
    "id": "f2eb6a9f-d102-46e6-9021-9d40fd6f95c5",
    "property_id": "2482aa7c-b375-4b18-bbed-dafc36579970",
    "county_code": "18",
    "district_code": "04",
    "block": "90",
    "lot": "39.01",
    "qualifier": "",
    "deed_book": "6430",
    "deed_page": "750",
    "deed_date": "2011-06-06",
    "date_recorded": "2011-06-06",
    "sale_price_cents": "25000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "63f7f203-6e2b-4f9a-a223-44a9b09f58a9",
    "property_id": "2482aa7c-b375-4b18-bbed-dafc36579970",
    "county_code": "18",
    "district_code": "04",
    "block": "90",
    "lot": "39.01",
    "qualifier": "",
    "deed_book": "06430",
    "deed_page": "00750",
    "deed_date": "2011-06-06",
    "date_recorded": "2011-06-06",
    "sale_price_cents": "250000",
    "sr1a_year": null,
    "source": "taxdatahub"
  }
]

API record·permalink

Frequently asked questions

When was 528 Helfin Street, Bound Brook Boro, NJ last sold?: The most recent recorded sale was in 2011 for $250,000.
What is the assessed value of 528 Helfin Street, Bound Brook Boro, NJ?: The total municipal assessment is $389,000 (land plus improvements).
What is 528 Helfin Street, Bound Brook Boro, NJ worth?: Our model estimates a market value of $533,354, derived from comparable recorded sales nearby.
How many units does 528 Helfin Street, Bound Brook Boro, NJ have?: Records show 1 dwelling unit at 528 Helfin Street, Bound Brook Boro, NJ.
What kind of property is 528 Helfin Street, Bound Brook Boro, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1974.

Sales history

6/6/2011$250,000
MOD-IV (Rutgers)Bk 6430 / Pg 750
6/6/2011$2,500
TaxDataHubBk 06430 / Pg 00750

Date	Price	Book / Page	Source
6/6/2011	$250,000	6430 / 750	MOD-IV (Rutgers)
6/6/2011	$2,500	06430 / 00750	TaxDataHub