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20 Dorset Dr, Mount Olive Twp, NJ — owner, sales, deeds · parceldata

20 Dorset Dr

Mount Olive Twp, NJ 07840·Morris County

1427·block 801·lot 5

$888,950estimated value

Last sale

5/30/2007 · taxrecords_nj

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

2002

Building size

3,471 sq ft

Lot size

0.48 ac

Land description

0.48 AC

Building description

—

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$499,800

Land value

$153,200

Improvement value

$346,600

Last year's tax

$17,418

Last MOD-IV sale

MOD-IV deed date

5/30/2007

Owner mailing address

20 DORSET DR
HACKETTSTOWN, NJ 07840

Estimated market value

$888,950

range $823,628 – $917,296

moderate confidence

Assessment-implied: $755,898; Director's Ratio 0.6612 (2025)
Comp-implied: $933,301; 30 comparable sales

Based on 30 comparable sales

Address	Sold	Price
15 Dorset Dr	4/9/2026	$832,200
43 Saunders Ln	4/9/2026	$800,000
14 Greenbriar CT	3/10/2026	$999,999
10 Salmon CT	2/13/2026	$915,000

Bordering

200-ft notice list →

10 Dorset Dr
Lot 1·$400
18 Dorset Dr
Lot 4·$463,500
22 Dorset Dr
Lot 6·$513,100

Block 801All of Block 801 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "20 DORSET DR HACKETTSTOWN NJ 07840"
    ],
    "zipKeys": [
      "20 DORSET DR 07840"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1427_801_5",
  "county_code": "14",
  "district_code": "27",
  "block": "801",
  "lot": "5",
  "qualifier": "",
  "property_location": "20 DORSET DR",
  "property_class": "2",
  "bldg_class": "17",
  "bldg_desc": null,
  "land_desc": "0.48 AC",
  "year_built": 2002,
  "living_sqft": 3471,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "15320000",
  "improvement_value_cents": "34660000",
  "net_value_cents": "49980000",
  "last_yr_tx_cents": "1741803",
  "deed_date": "2007-05-30",
  "deed_book": "20830",
  "deed_page": "397",
  "sale_price_cents": "100",
  "sales_code": null,
  "owner_mailing_street": "20 DORSET DR",
  "owner_mailing_city_state_zip": "HACKETTSTOWN, NJ  07840",
  "mun_name": "MOUNT OLIVE TWP",
  "calc_acre": "0.479400",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.79102658044472,
  "centroid_lat": 40.87229792970702
}

SR1A

[
  {
    "id": "cb1b93c8-694b-4de2-a84b-f29f8b9e8c9d",
    "property_id": "c23e0a5f-be80-430a-847a-28788151478a",
    "county_code": "14",
    "district_code": "27",
    "block": "801",
    "lot": "5",
    "qualifier": "",
    "deed_book": "20830",
    "deed_page": "397",
    "deed_date": "2007-05-30",
    "date_recorded": "2007-05-30",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "ec44edf7-b9d9-4c4e-b307-a5eb8f5aeae4",
    "property_id": "c23e0a5f-be80-430a-847a-28788151478a",
    "county_code": "14",
    "district_code": "27",
    "block": "801",
    "lot": "5",
    "qualifier": "",
    "deed_book": "20676",
    "deed_page": "693",
    "deed_date": "2006-11-22",
    "date_recorded": "2006-11-22",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "df7a4b53-6d2d-47f2-87ad-2552915cf439",
    "property_id": "c23e0a5f-be80-430a-847a-28788151478a",
    "county_code": "14",
    "district_code": "27",
    "block": "801",
    "lot": "5",
    "qualifier": "",
    "deed_book": "20673",
    "deed_page": "1856",
    "deed_date": "2006-11-17",
    "date_recorded": "2006-11-21",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "24d714b0-2108-45a3-8073-82b5d2895868",
    "property_id": "c23e0a5f-be80-430a-847a-28788151478a",
    "county_code": "14",
    "district_code": "27",
    "block": "801",
    "lot": "5",
    "qualifier": "",
    "deed_book": "6476",
    "deed_page": "188",
    "deed_date": "2005-10-27",
    "date_recorded": "2005-11-09",
    "sale_price_cents": "65000000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "79a74051-094f-4427-9f96-868b359f7897",
    "property_id": "c23e0a5f-be80-430a-847a-28788151478a",
    "county_code": "14",
    "district_code": "27",
    "block": "801",
    "lot": "5",
    "qualifier": "",
    "deed_book": "6476",
    "deed_page": "188",
    "deed_date": "2005-10-27",
    "date_recorded": "2005-10-27",
    "sale_price_cents": "65000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "c2b75131-3459-4be4-b205-18ff86152515",
    "property_id": "c23e0a5f-be80-430a-847a-28788151478a",
    "county_code": "14",
    "district_code": "27",
    "block": "801",
    "lot": "5",
    "qualifier": "",
    "deed_book": "5765",
    "deed_page": "180",
    "deed_date": "2002-12-20",
    "date_recorded": "2003-01-07",
    "sale_price_cents": "43775300",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "ca44e4a3-8bda-4c4e-822f-4575cc903fae",
    "property_id": "c23e0a5f-be80-430a-847a-28788151478a",
    "county_code": "14",
    "district_code": "27",
    "block": "801",
    "lot": "5",
    "qualifier": "",
    "deed_book": "5765",
    "deed_page": "180",
    "deed_date": "2002-12-20",
    "date_recorded": "2002-12-20",
    "sale_price_cents": "43775300",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "7f14320d-8111-47fb-978a-2a2b126a2054",
    "property_id": "c23e0a5f-be80-430a-847a-28788151478a",
    "county_code": "14",
    "district_code": "27",
    "block": "801",
    "lot": "5",
    "qualifier": "",
    "deed_book": "5041",
    "deed_page": "12",
    "deed_date": "1999-07-22",
    "date_recorded": "1999-07-22",
    "sale_price_cents": "145320000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "ed2bdd69-aea7-409f-b352-aac2810224d9",
    "property_id": "c23e0a5f-be80-430a-847a-28788151478a",
    "county_code": "14",
    "district_code": "27",
    "block": "801",
    "lot": "5",
    "qualifier": "",
    "deed_book": "5041",
    "deed_page": "124",
    "deed_date": "1999-07-22",
    "date_recorded": "1999-07-22",
    "sale_price_cents": "145320000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Sales history

5/30/2007$1
taxrecords_njBk 20830 / Pg 397
11/22/2006$1
taxrecords_njBk 20676 / Pg 693
11/21/2006$1
taxrecords_njBk 20673 / Pg 1856
11/9/2005$650,000
taxrecords_njBk 6476 / Pg 188
10/27/2005$650,000
MOD-IV (Rutgers)Bk 6476 / Pg 188
1/7/2003$437,753
taxrecords_njBk 5765 / Pg 180
12/20/2002$437,753
MOD-IV (Rutgers)Bk 5765 / Pg 180
7/22/1999$1,453,200
MOD-IV (Rutgers)Bk 5041 / Pg 12
7/22/1999$1,453,200
MOD-IV (Rutgers)Bk 5041 / Pg 124

Date	Price	Book / Page	Source
5/30/2007	$1	20830 / 397	taxrecords_nj
11/22/2006	$1	20676 / 693	taxrecords_nj
11/21/2006	$1	20673 / 1856	taxrecords_nj
11/9/2005	$650,000	6476 / 188	taxrecords_nj
10/27/2005	$650,000	6476 / 188	MOD-IV (Rutgers)
1/7/2003	$437,753	5765 / 180	taxrecords_nj
12/20/2002	$437,753	5765 / 180	MOD-IV (Rutgers)
7/22/1999	$1,453,200	5041 / 12	MOD-IV (Rutgers)
7/22/1999	$1,453,200	5041 / 124	MOD-IV (Rutgers)

Property

Tax & Assessment

Estimated market value

Bordering

Sales history

Deeds