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512 Prospect Ave, Old Bridge Twp, NJ — owner, sales, deeds · parceldata

512 Prospect Ave

Old Bridge Twp, NJ 08879·Middlesex County

1215·block 19·lot 512

$362,822estimated value

Last sale

$221,500

11/1/2019 · SR1A 2020

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1940

Building size

953 sq ft

Lot size

0.17 ac

Land description

75X100

Building description

1SF

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$90,600

Land value

$45,000

Improvement value

$45,600

Last year's tax

$5,706

Last MOD-IV sale

$2,215

MOD-IV deed date

10/14/2019

Owner mailing address

512 Prospect Ave
Laurence Harbor Nj 08879

Estimated market value

$362,822

range $334,990 – $411,684

moderate confidence

Assessment-implied: $319,802; Director's Ratio 0.2833 (2025)
Comp-implied: $379,034; 30 comparable sales

Based on 30 comparable sales

Address	Sold	Price
172 Cleveland Ave	3/10/2026	$265,000
737 Prospect Ave	3/6/2026	$432,000
250 Brookside Ave	3/5/2026	$307,500
21 Fourth St	2/11/2026	$501,000

Bordering

200-ft notice list →

471 Brookside Ave
Lot 471·$89,900
474 Brookside Ave
Lot 474·$75,900
476 Brookside Ave
Lot 476·$80,800
510 Prospect Ave
Lot 510·$79,200
515 Prospect Ave
Lot 515·$88,900

Block 19All of Block 19 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "512 PROSPECT AVE LAURENCE HARBOR NJ 08879"
    ],
    "zipKeys": [
      "512 PROSPECT AVE 08879"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1215_19_512",
  "county_code": "12",
  "district_code": "15",
  "block": "19",
  "lot": "512",
  "qualifier": "",
  "property_location": "512 Prospect Ave",
  "property_class": "2",
  "bldg_class": "16",
  "bldg_desc": "1SF",
  "land_desc": "75X100",
  "year_built": 1940,
  "living_sqft": 953,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "4500000",
  "improvement_value_cents": "4560000",
  "net_value_cents": "9060000",
  "last_yr_tx_cents": "570598",
  "deed_date": "2019-10-14",
  "deed_book": "17673",
  "deed_page": "01661",
  "sale_price_cents": "221500",
  "sales_code": "A",
  "owner_mailing_street": "512 Prospect Ave",
  "owner_mailing_city_state_zip": "Laurence Harbor Nj 08879",
  "mun_name": "OLD BRIDGE TWP",
  "calc_acre": "0.172200",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.24639983057962,
  "centroid_lat": 40.45175286713601
}

SR1A

[
  {
    "id": "00fd79c5-d518-4bbe-81c1-24f80bc378bd",
    "property_id": null,
    "county_code": "12",
    "district_code": "15",
    "block": "19",
    "lot": "512",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": "2019-10-14",
    "date_recorded": "2019-11-01",
    "sale_price_cents": "22150000",
    "sr1a_year": 2020,
    "source": "sr1a"
  },
  {
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    "property_id": "b9f45915-42e3-4751-b668-7d6503568060",
    "county_code": "12",
    "district_code": "15",
    "block": "19",
    "lot": "512",
    "qualifier": "",
    "deed_book": "17673",
    "deed_page": "01661",
    "deed_date": "2019-10-14",
    "date_recorded": "2019-10-14",
    "sale_price_cents": "221500",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
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    "block": "19",
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    "qualifier": "",
    "deed_book": "17673",
    "deed_page": "1661",
    "deed_date": "2019-10-14",
    "date_recorded": "2019-10-14",
    "sale_price_cents": "22150000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
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    "qualifier": "",
    "deed_book": null,
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    "deed_date": null,
    "date_recorded": "2013-08-05",
    "sale_price_cents": "17350000",
    "sr1a_year": null,
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  },
  {
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    "county_code": "12",
    "district_code": "15",
    "block": "19",
    "lot": "512",
    "qualifier": "",
    "deed_book": "6486",
    "deed_page": "40",
    "deed_date": "2013-08-05",
    "date_recorded": "2013-08-05",
    "sale_price_cents": "17350000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "62b1c24e-d23e-4e51-8090-d65b851373f2",
    "property_id": "b9f45915-42e3-4751-b668-7d6503568060",
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    "block": "19",
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    "qualifier": "",
    "deed_book": null,
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    "deed_date": null,
    "date_recorded": "2002-05-03",
    "sale_price_cents": "15700000",
    "sr1a_year": null,
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  },
  {
    "id": "d3082d9f-bb1d-41cd-8061-454667977bc9",
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    "county_code": "12",
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    "block": "19",
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    "qualifier": "",
    "deed_book": "5055",
    "deed_page": "223",
    "deed_date": "2002-05-03",
    "date_recorded": "2002-05-03",
    "sale_price_cents": "15700000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
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    "qualifier": "",
    "deed_book": null,
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    "date_recorded": "2001-08-03",
    "sale_price_cents": "13990000",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
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    "county_code": "12",
    "district_code": "15",
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    "lot": "512",
    "qualifier": "",
    "deed_book": "4946",
    "deed_page": "206",
    "deed_date": "2001-08-03",
    "date_recorded": "2001-08-03",
    "sale_price_cents": "13990000",
    "sr1a_year": null,
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  },
  {
    "id": "ddafc7f3-7ca2-44af-bf3e-51b90319b329",
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    "deed_book": "4742",
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    "deed_date": "2000-02-01",
    "date_recorded": "2000-02-01",
    "sale_price_cents": "10700000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
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    "block": "19",
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    "qualifier": "",
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    "sr1a_year": null,
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  {
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    "block": "19",
    "lot": "512",
    "qualifier": "",
    "deed_book": "4554",
    "deed_page": "332",
    "deed_date": "1998-08-20",
    "date_recorded": "1998-08-20",
    "sale_price_cents": "100",
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    "source": "modiv_rutgers"
  },
  {
    "id": "842c9a75-1620-4686-9590-fde683b58149",
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    "county_code": "12",
    "district_code": "15",
    "block": "19",
    "lot": "512",
    "qualifier": "",
    "deed_book": null,
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    "deed_date": null,
    "date_recorded": "1998-08-20",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "91468c65-dd50-4186-ab80-625a6f1212ae",
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    "county_code": "12",
    "district_code": "15",
    "block": "19",
    "lot": "512",
    "qualifier": "",
    "deed_book": "3920",
    "deed_page": "811",
    "deed_date": "1991-06-27",
    "date_recorded": "1991-06-27",
    "sale_price_cents": "9500000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "9c174930-9945-46b9-a676-701808a95d36",
    "property_id": "b9f45915-42e3-4751-b668-7d6503568060",
    "county_code": "12",
    "district_code": "15",
    "block": "19",
    "lot": "512",
    "qualifier": "",
    "deed_book": "3006",
    "deed_page": "58",
    "deed_date": "1977-11-10",
    "date_recorded": "1977-11-10",
    "sale_price_cents": "3290000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Sales history

11/1/2019$221,500
SR1A 2020
10/14/2019$2,215
TaxDataHubBk 17673 / Pg 01661
10/14/2019$221,500
MOD-IV (Rutgers)Bk 17673 / Pg 1661
8/5/2013$173,500
TaxDataHub
8/5/2013$173,500
MOD-IV (Rutgers)Bk 6486 / Pg 40
5/3/2002$157,000
TaxDataHub
5/3/2002$157,000
MOD-IV (Rutgers)Bk 5055 / Pg 223
8/3/2001$139,900
TaxDataHub
8/3/2001$139,900
MOD-IV (Rutgers)Bk 4946 / Pg 206
2/1/2000$107,000
MOD-IV (Rutgers)Bk 4742 / Pg 322
2/1/2000$107,000
TaxDataHub
8/20/1998$1
MOD-IV (Rutgers)Bk 4554 / Pg 332
8/20/1998$1
TaxDataHub
6/27/1991$95,000
MOD-IV (Rutgers)Bk 3920 / Pg 811
11/10/1977$32,900
MOD-IV (Rutgers)Bk 3006 / Pg 58

Date	Price	Book / Page	Source
11/1/2019	$221,500	—	SR1A 2020
10/14/2019	$2,215	17673 / 01661	TaxDataHub
10/14/2019	$221,500	17673 / 1661	MOD-IV (Rutgers)
8/5/2013	$173,500	—	TaxDataHub
8/5/2013	$173,500	6486 / 40	MOD-IV (Rutgers)
5/3/2002	$157,000	—	TaxDataHub
5/3/2002	$157,000	5055 / 223	MOD-IV (Rutgers)
8/3/2001	$139,900	—	TaxDataHub
8/3/2001	$139,900	4946 / 206	MOD-IV (Rutgers)

Property

Tax & Assessment

Estimated market value

Bordering

Sales history

Deeds