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12 Walnut St, Somerville Boro, NJ — owner, sales, deeds · parceldata

12 Walnut St

Somerville Boro, NJ 08876·Somerset County

1818·block 90·lot 9

$559,755estimated value

Last sale

—

6/15/2023 · SR1A 2023

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1960

Building size

1,726 sq ft

Lot size

0.18 ac

Land description

66X119

Building description

1.5SF 1G

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$285,400

Land value

$128,100

Improvement value

$157,300

Last year's tax

$11,641

Last MOD-IV sale

MOD-IV deed date

4/6/2023

Owner mailing address

12 Walnut St
Somerville, Nj 08876

Estimated market value

$559,755

range $520,193 – $612,454

moderate confidence

Assessment-implied: $485,374; Director's Ratio 0.5880 (2025)
Comp-implied: $584,549; 30 comparable sales

Based on 30 comparable sales

Address	Sold	Price
30 DE Mond Pl	12/18/2025	$575,000
385 E Main St	11/10/2025	$650,000
56 Fieldstone Drive	10/30/2025	$635,000
113 N Adamsville Rd	10/2/2025	$740,000

Bordering

200-ft notice list →

14 Walnut St
Lot 10·$336,300
53 Sycamore St
Lot 16·$312,400
51 Sycamore St
Lot 17·$339,200
10 Walnut St
Lot 8·$295,000

Block 90All of Block 90 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "12 WALNUT ST SOMERVILLE NJ 08876"
    ],
    "zipKeys": [
      "12 WALNUT ST 08876"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1818_90_9",
  "county_code": "18",
  "district_code": "18",
  "block": "90",
  "lot": "9",
  "qualifier": "",
  "property_location": "12 Walnut St",
  "property_class": "2",
  "bldg_class": "17",
  "bldg_desc": "1.5SF 1G",
  "land_desc": "66X119",
  "year_built": 1960,
  "living_sqft": 1726,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "12810000",
  "improvement_value_cents": "15730000",
  "net_value_cents": "28540000",
  "last_yr_tx_cents": "1164147",
  "deed_date": "2023-04-06",
  "deed_book": "07509",
  "deed_page": "03634",
  "sale_price_cents": "0",
  "sales_code": "A",
  "owner_mailing_street": "12 Walnut St",
  "owner_mailing_city_state_zip": "Somerville, Nj 08876",
  "mun_name": "SOMERVILLE BORO",
  "calc_acre": "0.180300",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": "000",
  "fac_name": null,
  "centroid_lon": -74.60531284741833,
  "centroid_lat": 40.57584162754158
}

SR1A

[
  {
    "id": "17d5b714-4619-4946-85a2-dba847e3bbba",
    "property_id": null,
    "county_code": "18",
    "district_code": "18",
    "block": "90",
    "lot": "9",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": "2023-04-06",
    "date_recorded": "2023-06-15",
    "sale_price_cents": null,
    "sr1a_year": 2023,
    "source": "sr1a"
  },
  {
    "id": "fcaa38eb-051a-41a5-8b12-102a477309cc",
    "property_id": null,
    "county_code": "18",
    "district_code": "18",
    "block": "90",
    "lot": "9",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": "2023-04-06",
    "date_recorded": "2023-06-14",
    "sale_price_cents": null,
    "sr1a_year": 2023,
    "source": "sr1a"
  },
  {
    "id": "5500cd15-2044-4994-b78b-ac071ee7ab13",
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    "block": "90",
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    "qualifier": "",
    "deed_book": "07509",
    "deed_page": "03634",
    "deed_date": "2023-04-06",
    "date_recorded": "2023-04-06",
    "sale_price_cents": "0",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "50894914-0d02-4808-b703-f1bed106d558",
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    "qualifier": "",
    "deed_book": "7509",
    "deed_page": "3634",
    "deed_date": "2023-04-06",
    "date_recorded": "2023-04-06",
    "sale_price_cents": "0",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
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    "county_code": "18",
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    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": null,
    "date_recorded": "2023-04-06",
    "sale_price_cents": "0",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "ac6b9303-409b-4be4-a36d-4b6e6cb6fc89",
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    "county_code": "18",
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    "lot": "9",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": null,
    "date_recorded": "2016-09-14",
    "sale_price_cents": "10000",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "bb37ab9b-56f6-4364-adc5-45143210f66e",
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    "county_code": "18",
    "district_code": "18",
    "block": "90",
    "lot": "9",
    "qualifier": "",
    "deed_book": "6903",
    "deed_page": "1793",
    "deed_date": "2016-09-14",
    "date_recorded": "2016-09-14",
    "sale_price_cents": "10000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "d532e059-8258-4e5d-bae6-a93622d3dfb3",
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    "county_code": "18",
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    "lot": "9",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": null,
    "date_recorded": "2016-07-14",
    "sale_price_cents": "1000",
    "sr1a_year": null,
    "source": "taxdatahub"
  },
  {
    "id": "17bdae07-c614-4a71-b578-b3c4898f81ed",
    "property_id": "8ae7d4d4-fb03-4799-8a7a-3d857b675a9d",
    "county_code": "18",
    "district_code": "18",
    "block": "90",
    "lot": "9",
    "qualifier": "",
    "deed_book": "5871",
    "deed_page": "2708",
    "deed_date": "2006-03-15",
    "date_recorded": "2006-03-15",
    "sale_price_cents": "38000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "50762f4c-f60c-4437-a316-7133d2c69bc7",
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    "deed_book": null,
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    "date_recorded": "2006-03-15",
    "sale_price_cents": "38000000",
    "sr1a_year": null,
    "source": "taxdatahub"
  }
]

API record·permalink

Sales history

6/15/2023—
SR1A 2023
6/14/2023—
SR1A 2023
4/6/2023$0
TaxDataHubBk 07509 / Pg 03634
4/6/2023$0
MOD-IV (Rutgers)Bk 7509 / Pg 3634
4/6/2023$0
TaxDataHub
9/14/2016$100
TaxDataHub
9/14/2016$100
MOD-IV (Rutgers)Bk 6903 / Pg 1793
7/14/2016$10
TaxDataHub
3/15/2006$380,000
MOD-IV (Rutgers)Bk 5871 / Pg 2708
3/15/2006$380,000
TaxDataHub

Date	Price	Book / Page	Source
6/15/2023	—	—	SR1A 2023
6/14/2023	—	—	SR1A 2023
4/6/2023	$0	07509 / 03634	TaxDataHub
4/6/2023	$0	7509 / 3634	MOD-IV (Rutgers)
4/6/2023	$0	—	TaxDataHub
9/14/2016	$100	—	TaxDataHub
9/14/2016	$100	6903 / 1793	MOD-IV (Rutgers)
7/14/2016	$10	—	TaxDataHub
3/15/2006	$380,000	5871 / 2708	MOD-IV (Rutgers)
3/15/2006

Property

Tax & Assessment

Estimated market value

Bordering

Sales history

Deeds