When was 31 Washington Valley Rd, Mendham Twp, NJ last sold?

The most recent recorded sale was in 2005 for $2,850,000.

What is the assessed value of 31 Washington Valley Rd, Mendham Twp, NJ?

The total municipal assessment is $2,560,700 (land plus improvements).

What is 31 Washington Valley Rd, Mendham Twp, NJ worth?

Our model estimates a market value of $2,818,292, derived from comparable recorded sales nearby.

How many units does 31 Washington Valley Rd, Mendham Twp, NJ have?

Records show 2 dwelling units at 31 Washington Valley Rd, Mendham Twp, NJ.

What kind of property is 31 Washington Valley Rd, Mendham Twp, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1900.

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31 Washington Valley Rd, Mendham Twp, NJ — owner, sales, deeds · parceldata

31 Washington Valley Rd

Mendham Twp, NJ 07960·Morris County

1419·block 141·lot 20

$2,818,292estimated value

Units

from MOD-IV (2-char max)

Last sale

$2,850,000

12/16/2005 · taxrecords_nj

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1900

Building size

8,283 sq ft

Lot size

7.24 ac

Land description

7.235 AC

Building description

2S S

Dwelling / commercial units

2 dw / 0 comm

Tax & Assessment

Net assessed value

$2,560,700

Land value

$445,200

Improvement value

$2,115,500

Last year's tax

$46,243

Last MOD-IV sale

$2,850,000

MOD-IV deed date

12/12/2005

Owner mailing address

31 WASHINGTON VALLEY RD
MORRISTOWN, NJ 07960

Estimated market value

$2,818,292

range $2,395,548 – $3,241,036

moderate confidence

Assessment-implied: $2,818,292; Director's Ratio 0.9086 (2025)
Comparable sales: 2 (below threshold)

Estimated value, last 11 years

2016: $1,656,004 → 2026: $2,818,292

Bordering

200-ft notice list →

29 Washington Valley Rd
Lot 19·$685,200
1 Prudence Ln
Lot 21·$1,029,900
3 Prudence Ln
Lot 22·$2,028,400
1 Southern Slope Ter
Lot 24·$1,647,800

Block 141All of Block 141 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "31 WASHINGTON VALLEY RD MORRISTOWN NJ 07960"
    ],
    "zipKeys": [
      "31 WASHINGTON VALLEY RD 07960"
    ]
  },
  "effective_unit_count": 2,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1419_141_20",
  "county_code": "14",
  "district_code": "19",
  "block": "141",
  "lot": "20",
  "qualifier": "",
  "property_location": "31 WASHINGTON VALLEY RD",
  "property_class": "2",
  "bldg_class": "20",
  "bldg_desc": "2S S",
  "land_desc": "7.235 AC",
  "year_built": 1900,
  "living_sqft": 8283,
  "dwelling_units": 2,
  "comm_dwell": null,
  "land_value_cents": "44520000",
  "improvement_value_cents": "211550000",
  "net_value_cents": "256070000",
  "last_yr_tx_cents": "4624290",
  "deed_date": "2005-12-12",
  "deed_book": "6504",
  "deed_page": "283",
  "sale_price_cents": "285000000",
  "sales_code": null,
  "owner_mailing_street": "31 WASHINGTON VALLEY RD",
  "owner_mailing_city_state_zip": "MORRISTOWN, NJ  07960",
  "mun_name": "MENDHAM TWP",
  "calc_acre": "7.235000",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.54512532323177,
  "centroid_lat": 40.79986683473417
}

SR1A

[
  {
    "id": "85994695-34e8-4d8c-a5b5-8b901c5b5b1e",
    "property_id": "4e27a05e-02b2-467b-9fbd-bb5596b95d47",
    "county_code": "14",
    "district_code": "19",
    "block": "141",
    "lot": "20",
    "qualifier": "",
    "deed_book": "6504",
    "deed_page": "283",
    "deed_date": "2005-12-12",
    "date_recorded": "2005-12-16",
    "sale_price_cents": "285000000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "4784e517-58c6-411b-b1b9-4cae6b26cd32",
    "property_id": "4e27a05e-02b2-467b-9fbd-bb5596b95d47",
    "county_code": "14",
    "district_code": "19",
    "block": "141",
    "lot": "20",
    "qualifier": "",
    "deed_book": "6504",
    "deed_page": "283",
    "deed_date": "2005-12-12",
    "date_recorded": "2005-12-12",
    "sale_price_cents": "285000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "09bc6772-d824-49e9-8b6c-b65476a9bd5e",
    "property_id": "4e27a05e-02b2-467b-9fbd-bb5596b95d47",
    "county_code": "14",
    "district_code": "19",
    "block": "141",
    "lot": "20",
    "qualifier": "",
    "deed_book": "5609",
    "deed_page": "62",
    "deed_date": "2002-03-30",
    "date_recorded": "2002-05-01",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "a00e0947-b3e0-40e7-b310-94ab6ae0b678",
    "property_id": "4e27a05e-02b2-467b-9fbd-bb5596b95d47",
    "county_code": "14",
    "district_code": "19",
    "block": "141",
    "lot": "20",
    "qualifier": "",
    "deed_book": "4359",
    "deed_page": "343",
    "deed_date": "1996-04-11",
    "date_recorded": "1996-04-18",
    "sale_price_cents": "82500000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "3d4d0e29-8cee-4337-a299-7fd5b659c830",
    "property_id": "4e27a05e-02b2-467b-9fbd-bb5596b95d47",
    "county_code": "14",
    "district_code": "19",
    "block": "141",
    "lot": "20",
    "qualifier": "",
    "deed_book": "4359",
    "deed_page": "343",
    "deed_date": "1996-04-11",
    "date_recorded": "1996-04-11",
    "sale_price_cents": "82500000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "f3781a0d-a6f1-49bb-8bc6-c52a8562a400",
    "property_id": "4e27a05e-02b2-467b-9fbd-bb5596b95d47",
    "county_code": "14",
    "district_code": "19",
    "block": "141",
    "lot": "20",
    "qualifier": "",
    "deed_book": "4355",
    "deed_page": "161",
    "deed_date": "1996-04-08",
    "date_recorded": "1996-04-09",
    "sale_price_cents": "1000000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "9d3b718c-e742-4346-8002-91177135da7d",
    "property_id": "4e27a05e-02b2-467b-9fbd-bb5596b95d47",
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    "district_code": "19",
    "block": "141",
    "lot": "20",
    "qualifier": "",
    "deed_book": "4355",
    "deed_page": "157",
    "deed_date": "1996-04-08",
    "date_recorded": "1996-04-09",
    "sale_price_cents": "0",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "b24cf52c-beba-4e5f-b00a-099e5e088374",
    "property_id": "4e27a05e-02b2-467b-9fbd-bb5596b95d47",
    "county_code": "14",
    "district_code": "19",
    "block": "141",
    "lot": "20",
    "qualifier": "",
    "deed_book": "4274",
    "deed_page": "159",
    "deed_date": "1995-10-08",
    "date_recorded": "1995-10-26",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "4b44024f-0100-41e0-bf3c-f5cc313aab6d",
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    "lot": "20",
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    "deed_date": "1995-10-08",
    "date_recorded": "1995-10-08",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "f22482fd-8b38-41b9-8689-7de12ed31b1c",
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    "county_code": "14",
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    "qualifier": "",
    "deed_book": "4200",
    "deed_page": "36",
    "deed_date": "1995-06-08",
    "date_recorded": "1995-06-15",
    "sale_price_cents": "86500000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "8fd5e114-8469-4513-b47a-2ff3dabd8702",
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    "block": "141",
    "lot": "20",
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    "deed_book": "4143",
    "deed_page": "69",
    "deed_date": "1995-09-09",
    "date_recorded": "1995-02-22",
    "sale_price_cents": "10000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  }
]

API record·permalink

Frequently asked questions

When was 31 Washington Valley Rd, Mendham Twp, NJ last sold?: The most recent recorded sale was in 2005 for $2,850,000.
What is the assessed value of 31 Washington Valley Rd, Mendham Twp, NJ?: The total municipal assessment is $2,560,700 (land plus improvements).
What is 31 Washington Valley Rd, Mendham Twp, NJ worth?: Our model estimates a market value of $2,818,292, derived from comparable recorded sales nearby.
How many units does 31 Washington Valley Rd, Mendham Twp, NJ have?: Records show 2 dwelling units at 31 Washington Valley Rd, Mendham Twp, NJ.
What kind of property is 31 Washington Valley Rd, Mendham Twp, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1900.

Address	Sold	Price
Mountainside Rd	2/10/2025	$695,000
3 Sutton Pl	6/6/2024	$925,000

Sales history

12/16/2005$2,850,000
taxrecords_njBk 6504 / Pg 283
12/12/2005$2,850,000
MOD-IV (Rutgers)Bk 6504 / Pg 283
5/1/2002$1
taxrecords_njBk 5609 / Pg 62
4/18/1996$825,000
taxrecords_njBk 4359 / Pg 343
4/11/1996$825,000
MOD-IV (Rutgers)Bk 4359 / Pg 343
4/9/1996$10,000
taxrecords_njBk 4355 / Pg 161
4/9/1996$0
taxrecords_njBk 4355 / Pg 157
10/26/1995$1
taxrecords_njBk 4274 / Pg 159
10/8/1995$1
MOD-IV (Rutgers)Bk 4274 / Pg 159
6/15/1995$865,000
taxrecords_njBk 4200 / Pg 36
2/22/1995$100
taxrecords_njBk 4143 / Pg 69

Date	Price	Book / Page	Source
12/16/2005	$2,850,000	6504 / 283	taxrecords_nj
12/12/2005	$2,850,000	6504 / 283	MOD-IV (Rutgers)
5/1/2002	$1	5609 / 62	taxrecords_nj
4/18/1996	$825,000	4359 / 343	taxrecords_nj
4/11/1996	$825,000	4359 / 343	MOD-IV (Rutgers)
4/9/1996	$10,000	4355 / 161	taxrecords_nj
4/9/1996	$0	4355 / 157	taxrecords_nj
10/26/1995	$1	4274 / 159	taxrecords_nj
10/8/1995	$1	4274 / 159	MOD-IV (Rutgers)