When was 42 John St, Helmetta Boro, NJ last sold?

The most recent recorded sale was in 2023 for $330,000.

What is the assessed value of 42 John St, Helmetta Boro, NJ?

The total municipal assessment is $194,300 (land plus improvements).

What is 42 John St, Helmetta Boro, NJ worth?

Our model estimates a market value of $345,735, derived from comparable recorded sales nearby.

How many units does 42 John St, Helmetta Boro, NJ have?

Records show 1 dwelling unit at 42 John St, Helmetta Boro, NJ.

What kind of property is 42 John St, Helmetta Boro, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1907.

parceldata.nj

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42 John St, Helmetta Boro, NJ — owner, sales, deeds · parceldata

42 John St

Helmetta Boro, NJ 08828·Middlesex County

1206·block 14·lot 3

$345,735estimated value

Last sale

$330,000

3/15/2023 · SR1A 2023

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1907

Building size

1,460 sq ft

Lot size

0.10 ac

Land description

40X108

Building description

2S-F-L

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$194,300

Land value

$90,400

Improvement value

$103,900

Last year's tax

$6,913

Last MOD-IV sale

$3,300

MOD-IV deed date

1/17/2023

Owner mailing address

42 John St
Helmetta, Nj 08828

Estimated market value

$345,735

range $314,919 – $376,551

high confidence

Assessment-implied: $350,090; Director's Ratio 0.5550 (2025)
Comp-implied: $381,343; 3 comparable sales

Estimated value, last 11 years

2016: $209,417 → 2026: $345,735

dots are actual sale prices for this property

Based on 3 comparable sales

Address	Sold	Price
38 John Street	9/11/2025	$280,000
19 Railroad Ave

Bordering

200-ft notice list →

44 John St
Lot 2·$166,500
40 John St
Lot 4·$176,400

Block 14All of Block 14 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "42 JOHN ST HELMETTA NJ 08828"
    ],
    "zipKeys": [
      "42 JOHN ST 08828"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1206_14_3",
  "county_code": "12",
  "district_code": "06",
  "block": "14",
  "lot": "3",
  "qualifier": "",
  "property_location": "42 John St",
  "property_class": "2",
  "bldg_class": "16",
  "bldg_desc": "2S-F-L",
  "land_desc": "40X108",
  "year_built": 1907,
  "living_sqft": 1460,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "9040000",
  "improvement_value_cents": "10390000",
  "net_value_cents": "19430000",
  "last_yr_tx_cents": "691319",
  "deed_date": "2023-01-17",
  "deed_book": "19170",
  "deed_page": "01871",
  "sale_price_cents": "330000",
  "sales_code": null,
  "owner_mailing_street": "42 John St",
  "owner_mailing_city_state_zip": "Helmetta, Nj 08828",
  "mun_name": "HELMETTA BORO",
  "calc_acre": "0.099200",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.43011494128802,
  "centroid_lat": 40.374006205807206
}

SR1A

[
  {
    "id": "824ef220-4cb5-4bc6-9b17-3c5ff4eed652",
    "property_id": null,
    "county_code": "12",
    "district_code": "06",
    "block": "14",
    "lot": "3",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": "2023-01-17",
    "date_recorded": "2023-03-15",
    "sale_price_cents": "33000000",
    "sr1a_year": 2023,
    "source": "sr1a"
  },
  {
    "id": "bfe26bf8-0018-423b-885a-1878d43501f2",
    "property_id": "0ca539fa-8332-4511-8c49-8aa4e66d060d",
    "county_code": "12",
    "district_code": "06",
    "block": "14",
    "lot": "3",
    "qualifier": "",
    "deed_book": "19170",
    "deed_page": "1871",
    "deed_date": "2023-01-17",
    "date_recorded": "2023-01-17",
    "sale_price_cents": "33000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "c6b47b41-6ae2-4231-b609-3a603580c1d4",
    "property_id": "0ca539fa-8332-4511-8c49-8aa4e66d060d",
    "county_code": "12",
    "district_code": "06",
    "block": "14",
    "lot": "3",
    "qualifier": "",
    "deed_book": "19170",
    "deed_page": "01871",
    "deed_date": "2023-01-17",
    "date_recorded": "2023-01-17",
    "sale_price_cents": "330000",
    "sr1a_year": null,
    "source": "taxdatahub"
  }
]

API record·permalink

Frequently asked questions

When was 42 John St, Helmetta Boro, NJ last sold?: The most recent recorded sale was in 2023 for $330,000.
What is the assessed value of 42 John St, Helmetta Boro, NJ?: The total municipal assessment is $194,300 (land plus improvements).
What is 42 John St, Helmetta Boro, NJ worth?: Our model estimates a market value of $345,735, derived from comparable recorded sales nearby.
How many units does 42 John St, Helmetta Boro, NJ have?: Records show 1 dwelling unit at 42 John St, Helmetta Boro, NJ.
What kind of property is 42 John St, Helmetta Boro, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1907.

Sales history

3/15/2023$330,000
SR1A 2023
1/17/2023$330,000
MOD-IV (Rutgers)Bk 19170 / Pg 1871
1/17/2023$3,300
TaxDataHubBk 19170 / Pg 01871

Date	Price	Book / Page	Source
3/15/2023	$330,000	—	SR1A 2023
1/17/2023	$330,000	19170 / 1871	MOD-IV (Rutgers)
1/17/2023	$3,300	19170 / 01871	TaxDataHub