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37 First Ave, Raritan Boro, NJ — owner, sales, deeds · parceldata

37 First Ave

Raritan Boro, NJ 08869·Somerset County

37 1st Ave

1816·block 80·lot 12

$599,765estimated value

Units

from registry

Last sale

$600,000

3/1/2024 · SR1A 2024

Owner contact

Owner

Janusz & Jolanta Maziarz

Email JOLANTAMAZIARZ@AOL.COM

Phone 7323799094

Address

79 Mount Horeb Road

Warren, NJ, 07059

11 other properties share this owner's mailing address.View portfolio →

Property

Type

Commercial

Tax class

Commercial

Year built

1920

Building size

3,526 sq ft

Lot size

0.10 ac

Land description

30X150

Building description

2 SB

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$367,000

Land value

$150,800

Improvement value

$216,200

Last year's tax

$11,164

Last MOD-IV sale

$6,000

MOD-IV deed date

2/16/2024

Owner mailing address

79 Mount Horeb Rd
Warren, Nj 07059

Housing registry

37 1st Ave

Units (registry)

Buildings

Status

Active

Registration #

1816036192

Owner type

Individual/Sole Proprietorship

Cert expires

3/3/2027

Cert issued

3/3/2026

Last recertification

—

Estimated market value

$599,765

range $546,720 – $652,809

high confidence

Assessment-implied: $597,817; Director's Ratio 0.6139 (2025)
Comparable sales: 2 (below threshold)

Based on 2 comparable sales

Address	Sold	Price
27 W. Somerset St	4/8/2025	$475,000
51 W Somerset St	8/19/2024	$370,000

Sales history

3/1/2024$600,000
SR1A 2024
2/16/2024

Bordering

200-ft notice list →

39 First Ave
Lot 11·$297,400
35 First Ave
Lot 13·$452,100

Block 80All of Block 80 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 11,
  "portfolioKeys": {
    "fullKeys": [
      "79 MOUNT HOREB RD WARREN NJ 07059"
    ],
    "zipKeys": [
      "79 MOUNT HOREB RD 07059"
    ]
  },
  "effective_unit_count": 3,
  "effective_unit_count_source": "DCA"
}

MOD-IV

{
  "pams_pin": "1816_80_12",
  "county_code": "18",
  "district_code": "16",
  "block": "80",
  "lot": "12",
  "qualifier": "",
  "property_location": "37 First Ave",
  "property_class": "4A",
  "bldg_class": "10",
  "bldg_desc": "2 SB",
  "land_desc": "30X150",
  "year_built": 1920,
  "living_sqft": 3526,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "15080000",
  "improvement_value_cents": "21620000",
  "net_value_cents": "36700000",
  "last_yr_tx_cents": "1116414",
  "deed_date": "2024-02-16",
  "deed_book": "07546",
  "deed_page": "03689",
  "sale_price_cents": "600000",
  "sales_code": "A",
  "owner_mailing_street": "79 Mount Horeb Rd",
  "owner_mailing_city_state_zip": "Warren, Nj 07059",
  "mun_name": "RARITAN BORO",
  "calc_acre": "0.103300",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": "739",
  "fac_name": null,
  "centroid_lon": -74.63833645705348,
  "centroid_lat": 40.56855843783093
}

SR1A

[
  {
    "id": "40fbf159-8eab-4592-a893-bacbd4798883",
    "property_id": null,
    "county_code": "18",
    "district_code": "16",
    "block": "80",
    "lot": "12",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": "2024-02-16",
    "date_recorded": "2024-03-01",
    "sale_price_cents": "60000000",
    "sr1a_year": 2024,
    "source": "sr1a"
  },
  {
    "id": "da411487-c7a1-47b6-a791-58bf9242e2e2",
    "property_id": "2a3b9fa9-3aef-40cf-8972-956bcec10b93",
    "county_code": "18",
    "district_code": "16",
    "block": "80",
    "lot": "12",
    "qualifier": "",
    "deed_book": "7546",
    "deed_page": "3689",
    "deed_date": "2024-02-16",
    "date_recorded": "2024-02-16",
    "sale_price_cents": "60000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "7b5b22c9-878b-45ea-8497-88781329b46a",
    "property_id": "2a3b9fa9-3aef-40cf-8972-956bcec10b93",
    "county_code": "18",
    "district_code": "16",
    "block": "80",
    "lot": "12",
    "qualifier": "",
    "deed_book": "07546",
    "deed_page": "03689",
    "deed_date": "2024-02-16",
    "date_recorded": "2024-02-16",
    "sale_price_cents": "600000",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "041d389a-74dc-4f66-924c-299502b830e6",
    "property_id": "2a3b9fa9-3aef-40cf-8972-956bcec10b93",
    "county_code": "18",
    "district_code": "16",
    "block": "80",
    "lot": "12",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": null,
    "date_recorded": "2013-12-14",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "a7d8e87e-00fa-4c35-8780-458f520e5abe",
    "property_id": "2a3b9fa9-3aef-40cf-8972-956bcec10b93",
    "county_code": "18",
    "district_code": "16",
    "block": "80",
    "lot": "12",
    "qualifier": "",
    "deed_book": "6692",
    "deed_page": "457",
    "deed_date": "2013-12-14",
    "date_recorded": "2013-12-14",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "7a2a1952-a023-4a05-8bc1-db2892a07fb8",
    "property_id": "2a3b9fa9-3aef-40cf-8972-956bcec10b93",
    "county_code": "18",
    "district_code": "16",
    "block": "80",
    "lot": "12",
    "qualifier": "",
    "deed_book": "5021",
    "deed_page": "3677",
    "deed_date": "2001-07-20",
    "date_recorded": "2001-07-20",
    "sale_price_cents": "16500000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "52e989bf-cba0-4afd-a9a8-bd05a5c09a0e",
    "property_id": "2a3b9fa9-3aef-40cf-8972-956bcec10b93",
    "county_code": "18",
    "district_code": "16",
    "block": "80",
    "lot": "12",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": null,
    "date_recorded": "2001-07-20",
    "sale_price_cents": "16500000",
    "sr1a_year": null,
    "source": "taxdatahub"
  }
]

API record·permalink

Date	Price	Book / Page	Source
3/1/2024	$600,000	—	SR1A 2024
2/16/2024	$600,000	7546 / 3689	MOD-IV (Rutgers)
2/16/2024	$6,000	07546 / 03689	TaxDataHub
12/14/2013	$1	—	TaxDataHub
12/14/2013	$1	6692 / 457	MOD-IV (Rutgers)
7/20/2001	$165,000	5021 / 3677	MOD-IV (Rutgers)
7/20/2001	$165,000	—	TaxDataHub