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9 John Street, Helmetta Boro, NJ — owner, sales, deeds · parceldata

9 John Street

Helmetta Boro, NJ·Middlesex County

1206·block 18·lot 9.02

$436,757estimated value

Last sale

$789

1/22/2026 · TaxDataHub

1 other property share this owner's mailing address.View portfolio →

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1907

Building size

1,556 sq ft

Lot size

0.09 ac

Land description

39X96

Building description

2S-F-L

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$242,400

Land value

$88,600

Improvement value

$153,800

Last year's tax

$8,625

Last MOD-IV sale

$789

MOD-IV deed date

1/22/2026

Owner mailing address

100 Woodbridge Avenue
Sewaren, Nj 07077

Estimated market value

$436,757

range $371,243 – $502,270

moderate confidence

Assessment-implied: $436,757; Director's Ratio 0.5550 (2025)
Comparable sales: 2 (below threshold)

Based on 2 comparable sales

Address	Sold	Price
19 Railroad Ave	4/4/2024	$305,000
31 Railroad Ave	1/22/2024	$325,000

Sales history

1/22/2026$789
TaxDataHubBk 19955 / Pg 00564

Bordering

200-ft notice list →

13 John St
Lot 9.01·$188,200

Block 18All of Block 18 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 1,
  "portfolioKeys": {
    "fullKeys": [
      "100 WOODBRIDGE AVE SEWAREN NJ 07077"
    ],
    "zipKeys": [
      "100 WOODBRIDGE AVE 07077"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1206_18_9.02",
  "county_code": "12",
  "district_code": "06",
  "block": "18",
  "lot": "9.02",
  "qualifier": "",
  "property_location": "9 John Street",
  "property_class": "2",
  "bldg_class": "17",
  "bldg_desc": "2S-F-L",
  "land_desc": "39X96",
  "year_built": 1907,
  "living_sqft": 1556,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "8860000",
  "improvement_value_cents": "15380000",
  "net_value_cents": "24240000",
  "last_yr_tx_cents": "862459",
  "deed_date": "2026-01-22",
  "deed_book": "19955",
  "deed_page": "00564",
  "sale_price_cents": "78935",
  "sales_code": "Z",
  "owner_mailing_street": "100 Woodbridge Avenue",
  "owner_mailing_city_state_zip": "Sewaren, Nj 07077",
  "mun_name": "HELMETTA BORO",
  "calc_acre": "0.086000",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.42892345031618,
  "centroid_lat": 40.375351459843664
}

SR1A

[
  {
    "id": "3d957e03-1cb0-44b9-8e7c-686402c040e9",
    "property_id": "5b98b05b-b476-4e90-b5ff-f772503cfe26",
    "county_code": "12",
    "district_code": "06",
    "block": "18",
    "lot": "9.02",
    "qualifier": "",
    "deed_book": "19955",
    "deed_page": "00564",
    "deed_date": "2026-01-22",
    "date_recorded": "2026-01-22",
    "sale_price_cents": "78935",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "00140731-6efe-46ff-9855-420ebd47f741",
    "property_id": "5b98b05b-b476-4e90-b5ff-f772503cfe26",
    "county_code": "12",
    "district_code": "06",
    "block": "18",
    "lot": "9.02",
    "qualifier": "",
    "deed_book": "17252",
    "deed_page": "476",
    "deed_date": "2018-07-18",
    "date_recorded": "2018-07-18",
    "sale_price_cents": "29100000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "ecc5ead7-c581-467f-a79d-377754163851",
    "property_id": "5b98b05b-b476-4e90-b5ff-f772503cfe26",
    "county_code": "12",
    "district_code": "06",
    "block": "18",
    "lot": "9.02",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": null,
    "date_recorded": "2018-07-18",
    "sale_price_cents": "29100000",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "154d66e0-1db9-4159-b7b3-d925f1b93ac4",
    "property_id": "5b98b05b-b476-4e90-b5ff-f772503cfe26",
    "county_code": "12",
    "district_code": "06",
    "block": "18",
    "lot": "9.02",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": null,
    "date_recorded": "2018-03-14",
    "sale_price_cents": "17100000",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "1e307507-b48d-41ee-a0f2-486cd4e32c4d",
    "property_id": "5b98b05b-b476-4e90-b5ff-f772503cfe26",
    "county_code": "12",
    "district_code": "06",
    "block": "18",
    "lot": "9.02",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": null,
    "date_recorded": "2007-09-24",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "2d5f73b0-66a3-434e-894f-924a04b63c40",
    "property_id": "5b98b05b-b476-4e90-b5ff-f772503cfe26",
    "county_code": "12",
    "district_code": "06",
    "block": "18",
    "lot": "9.02",
    "qualifier": "",
    "deed_book": "5885",
    "deed_page": "634",
    "deed_date": "2007-09-24",
    "date_recorded": "2007-09-24",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "25aa2f61-cbf4-464d-80ab-32602e68dfc9",
    "property_id": "5b98b05b-b476-4e90-b5ff-f772503cfe26",
    "county_code": "12",
    "district_code": "06",
    "block": "18",
    "lot": "9.02",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": null,
    "date_recorded": "1999-10-28",
    "sale_price_cents": "9200000",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "4d788ccf-7d1c-49fd-8cfe-4f16239a7d0a",
    "property_id": "5b98b05b-b476-4e90-b5ff-f772503cfe26",
    "county_code": "12",
    "district_code": "06",
    "block": "18",
    "lot": "9.02",
    "qualifier": "",
    "deed_book": "4711",
    "deed_page": "453",
    "deed_date": "1999-10-28",
    "date_recorded": "1999-10-28",
    "sale_price_cents": "9200000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Date	Price	Book / Page	Source
1/22/2026	$789	19955 / 00564	TaxDataHub
7/18/2018	$291,000	17252 / 476	MOD-IV (Rutgers)
7/18/2018	$291,000	—	TaxDataHub
3/14/2018	$171,000	—	TaxDataHub
9/24/2007	$1	—	TaxDataHub
9/24/2007	$1	5885 / 634	MOD-IV (Rutgers)
10/28/1999	$92,000	—	TaxDataHub
10/28/1999	$92,000	4711 / 453	MOD-IV (Rutgers)

Property

Tax & Assessment

Estimated market value

Sales history

Bordering

Deeds