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42 Jahn St, Keansburg Boro, NJ — owner, sales, deeds · parceldata

42 Jahn St

Keansburg Boro, NJ·Monmouth County

1323·block 57·lot 3

$458,746estimated value

Last sale

$420,000

1/6/2025 · SR1A 2025

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

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

2009

Building size

1,360 sq ft

Lot size

0.06 ac

Land description

25X100

Building description

3SF-1G

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$404,100

Land value

$174,400

Improvement value

$229,700

Last year's tax

$7,931

Last MOD-IV sale

$420,000

MOD-IV deed date

11/27/2024

Owner mailing address

18 WINCHESTER LANE
HOLMDEL, NJ 07733

Estimated market value

$458,746

range $426,628 – $494,732

high confidence

Assessment-implied: $385,077; Director's Ratio 1.0494 (2025)
Comp-implied: $419,303; 16 comparable sales

Based on 16 comparable sales

Address	Sold	Price
37 Seabreeze Way	10/1/2025	$515,000
103 Carr Ave	8/4/2025	$480,000
19 Waterview Pl	3/12/2025	$205,000
49 Pineview Avenue	11/4/2024	$349,900

Bordering

200-ft notice list →

20 North Shore St
Lot 38·$224,500
40 Jahn St
Lot 4·$139,500

Block 57All of Block 57 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 3,
  "portfolioKeys": {
    "fullKeys": [
      "18 WINCHESTER LN HOLMDEL NJ 07733"
    ],
    "zipKeys": [
      "18 WINCHESTER LN 07733"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1323_57_3",
  "county_code": "13",
  "district_code": "23",
  "block": "57",
  "lot": "3",
  "qualifier": "",
  "property_location": "42 JAHN ST.",
  "property_class": "2",
  "bldg_class": "17",
  "bldg_desc": "3SF-1G",
  "land_desc": "25X100",
  "year_built": 2009,
  "living_sqft": 1360,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "17440000",
  "improvement_value_cents": "22970000",
  "net_value_cents": "40410000",
  "last_yr_tx_cents": "793100",
  "deed_date": "2024-11-27",
  "deed_book": "9720",
  "deed_page": "822",
  "sale_price_cents": "42000000",
  "sales_code": null,
  "owner_mailing_street": "18 WINCHESTER LANE",
  "owner_mailing_city_state_zip": "HOLMDEL, NJ  07733",
  "mun_name": "KEANSBURG BORO",
  "calc_acre": "0.057000",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.13677620788171,
  "centroid_lat": 40.45139258348569
}

SR1A

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    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": "2024-11-27",
    "date_recorded": "2025-01-06",
    "sale_price_cents": "42000000",
    "sr1a_year": 2025,
    "source": "sr1a"
  },
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    "deed_date": "2024-11-27",
    "date_recorded": "2025-01-06",
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    "sr1a_year": null,
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  },
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    "sale_price_cents": "100",
    "sr1a_year": 2020,
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]

API record·permalink

Sales history

1/6/2025$420,000
SR1A 2025
1/6/2025$420,000
taxrecords_njBk 9720 / Pg 822
11/27/2024$420,000
taxrecords_nj_ownersBk 9720 / Pg 822
3/21/2022$339,000
taxrecords_njBk 9585 / Pg 4930
3/21/2022$339,000
SR1A 2022
3/15/2022$339,000
MOD-IV (Rutgers)Bk 9585 / Pg 4930
8/20/2019$1
taxrecords_njBk 9364 / Pg 185
8/20/2019$1
SR1A 2020
6/26/2019$1
MOD-IV (Rutgers)Bk 9364 / Pg 185
10/8/2009$255,500
taxrecords_njBk 8800 / Pg 8798
9/18/2009$255,500
MOD-IV (Rutgers)Bk 8800 / Pg 8798
8/3/2009$1
taxrecords_njBk 8789 / Pg 2697
1/11/2008$180,000
taxrecords_njBk 8698 / Pg 3099
12/20/2007$180,000
MOD-IV (Rutgers)Bk 8698 / Pg 3099
1/2/2003$85,100
taxrecords_njBk 8176 / Pg 192
1/2/2003$159,900
taxrecords_njBk 8176 / Pg 224
12/17/2002$159,900
MOD-IV (Rutgers)Bk 8176 / Pg 224
6/2/2000$86,000
taxrecords_njBk 5941 / Pg 61
6/2/2000$116,000
taxrecords_njBk 5941 / Pg 72
5/25/2000$116,000
MOD-IV (Rutgers)Bk 5941 / Pg 72
3/26/1998$58,000
taxrecords_njBk 5700 / Pg 496
1/14/1998$58,000
MOD-IV (Rutgers)Bk 5700 / Pg 496

Date	Price	Book / Page	Source
1/6/2025	$420,000	—	SR1A 2025
1/6/2025	$420,000	9720 / 822	taxrecords_nj
11/27/2024	$420,000	9720 / 822	taxrecords_nj_owners
3/21/2022	$339,000	9585 / 4930	taxrecords_nj
3/21/2022	$339,000	—	SR1A 2022
3/15/2022	$339,000	9585 / 4930	MOD-IV (Rutgers)
8/20/2019	$1	9364 / 185	taxrecords_nj
8/20/2019	$1	—	SR1A 2020
6/26/2019	$1	9364 / 185	MOD-IV (Rutgers)

Property

Tax & Assessment

Estimated market value

Bordering

Sales history

Deeds