When was 23 Washington Valley Rd, Mendham Twp, NJ last sold?

The most recent recorded sale was in 2025 for $2,075,000.

What is the assessed value of 23 Washington Valley Rd, Mendham Twp, NJ?

The total municipal assessment is $1,878,400 (land plus improvements).

What is 23 Washington Valley Rd, Mendham Twp, NJ worth?

Our model estimates a market value of $2,091,397, derived from comparable recorded sales nearby.

How many units does 23 Washington Valley Rd, Mendham Twp, NJ have?

Records show 1 dwelling unit at 23 Washington Valley Rd, Mendham Twp, NJ.

What kind of property is 23 Washington Valley Rd, Mendham Twp, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 2002.

parceldata.nj

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

23 Washington Valley Rd

Mendham Twp, NJ 07960·Morris County

1419·block 141·lot 17

$2,091,397estimated value

Last sale

$2,075,000

2/21/2025 · taxrecords_nj

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

2002

Building size

5,638 sq ft

Lot size

7.45 ac

Land description

7.450 AC

Building description

1S F

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$1,878,400

Land value

$449,100

Improvement value

$1,429,300

Last year's tax

$34,467

Last MOD-IV sale

$2,075,000

MOD-IV deed date

2/19/2025

Owner mailing address

23 WASHINGTON VALLEY RD
MORRISTOWN, NJ 07960

Estimated market value

$2,091,397

range $1,939,507 – $2,212,991

high confidence

Assessment-implied: $2,067,356; Director's Ratio 0.9086 (2025)
Comp-implied: $2,153,757; 30 comparable sales

Estimated value, last 11 years

2016: $1,234,993 → 2026: $2,091,397

dots are actual sale prices for this property

Bordering

200-ft notice list →

21 Dogwood Dr
Lot 12·$1,043,000
23 Dogwood Dr
Lot 13·$809,600
25 Dogwood Dr
Lot 14·$635,300
27 Dogwood Dr
Lot 15·$768,100
29 Dogwood Dr
Lot 16·$1,165,500
27 Washington Valley Rd
Lot 18·$1,744,900
2 Southern Slope Ter
Lot 25·$1,723,400

Block 141All of Block 141 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "23 WASHINGTON VALLEY RD MORRISTOWN NJ 07960"
    ],
    "zipKeys": [
      "23 WASHINGTON VALLEY RD 07960"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1419_141_17",
  "county_code": "14",
  "district_code": "19",
  "block": "141",
  "lot": "17",
  "qualifier": "",
  "property_location": "23 WASHINGTON VALLEY RD",
  "property_class": "2",
  "bldg_class": "20",
  "bldg_desc": "1S F",
  "land_desc": "7.450 AC",
  "year_built": 2002,
  "living_sqft": 5638,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "44910000",
  "improvement_value_cents": "142930000",
  "net_value_cents": "187840000",
  "last_yr_tx_cents": "3446662",
  "deed_date": "2025-02-19",
  "deed_book": "24881",
  "deed_page": "1191",
  "sale_price_cents": "207500000",
  "sales_code": null,
  "owner_mailing_street": "23 WASHINGTON VALLEY RD",
  "owner_mailing_city_state_zip": "MORRISTOWN, NJ  07960",
  "mun_name": "MENDHAM TWP",
  "calc_acre": "7.450000",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.54819622759513,
  "centroid_lat": 40.798072381080075
}

SR1A

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  {
    "id": "ba75bca2-866a-47f6-ac89-6fe6658910cb",
    "property_id": "c9e76c3e-9862-4806-b603-1654223dd7d9",
    "county_code": "14",
    "district_code": "19",
    "block": "141",
    "lot": "17",
    "qualifier": "",
    "deed_book": "24881",
    "deed_page": "1191",
    "deed_date": "2025-02-19",
    "date_recorded": "2025-02-21",
    "sale_price_cents": "207500000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
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    "deed_book": null,
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    "deed_date": "2025-02-19",
    "date_recorded": "2025-02-21",
    "sale_price_cents": "207500000",
    "sr1a_year": 2025,
    "source": "sr1a"
  },
  {
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    "deed_date": "2025-02-19",
    "date_recorded": "2025-02-19",
    "sale_price_cents": "207500000",
    "sr1a_year": null,
    "source": "taxrecords_nj_owners"
  },
  {
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    "deed_book": "24073",
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    "deed_date": "2021-03-04",
    "date_recorded": "2021-03-23",
    "sale_price_cents": "177870000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "9521205d-71fc-4dbd-a27c-7c79ec1d2ff1",
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    "deed_date": "2021-03-04",
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    "sale_price_cents": "177870000",
    "sr1a_year": 2021,
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  },
  {
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    "deed_book": "24073",
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    "deed_date": "2021-03-04",
    "date_recorded": "2021-03-04",
    "sale_price_cents": "177870000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "217ee741-bfd2-4a87-a1d4-9355605ecf4d",
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    "block": "141",
    "lot": "17",
    "qualifier": "",
    "deed_book": "5664",
    "deed_page": "55",
    "deed_date": "2002-07-01",
    "date_recorded": "2002-07-23",
    "sale_price_cents": "187500000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "ce3abaa3-88e7-42e3-b636-848d849da9a5",
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  },
  {
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    "deed_date": "2001-03-07",
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    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
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  },
  {
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    "sale_price_cents": "31250000",
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  },
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    "date_recorded": "1993-11-29",
    "sale_price_cents": "31250000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Frequently asked questions

When was 23 Washington Valley Rd, Mendham Twp, NJ last sold?: The most recent recorded sale was in 2025 for $2,075,000.
What is the assessed value of 23 Washington Valley Rd, Mendham Twp, NJ?: The total municipal assessment is $1,878,400 (land plus improvements).
What is 23 Washington Valley Rd, Mendham Twp, NJ worth?: Our model estimates a market value of $2,091,397, derived from comparable recorded sales nearby.
How many units does 23 Washington Valley Rd, Mendham Twp, NJ have?: Records show 1 dwelling unit at 23 Washington Valley Rd, Mendham Twp, NJ.
What kind of property is 23 Washington Valley Rd, Mendham Twp, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 2002.

Based on 30 comparable sales

Address	Sold	Price
5 Kensington CT	1/30/2026	$1,690,000
3 Golf Ln	12/4/2025	$1,848,000
5 Ralston Hill Rd	9/25/2025	$1,680,000
4 Combs Hollow Rd	9/11/2025	$1,850,000
22 Roxiticus Rd	9/3/2025	$1,500,000
3 Rainetree Rdg	8/21/2025	$2,939,000
56 Old Mill Rd	8/1/2025	$1,640,000
47 Corey Ln	7/18/2025	$2,500,000
18 Cold Hill Rd	6/2/2025	$1,310,000
29 North Gate Rd	2/13/2025	$1,500,000
Mountainside Rd	2/10/2025	$695,000
43 Horizon Dr	1/30/2025	$1,300,000
5 Cobblefield Dr	11/22/2024	$2,700,000
21 North Gate Rd	11/14/2024	$1,525,000
42 Calais Rd	8/1/2024	$1,860,000
3 Sutton Pl	6/6/2024	$925,000
39 North Gate Rd	5/22/2024	$1,595,000
24 Roxiticus Rd	4/12/2024	$1,900,000
23 Calais Rd	3/19/2024	$1,687,500
3 Kendall CT	3/14/2024	$1,500,000
4 Dukes CT	2/9/2024	$1,200,000
74 Roxiticus Rd	2/2/2024	$1,250,000
22 Schoolhouse Ln	12/29/2023	$3,250,000
1 Golf Ln	11/15/2023	$1,830,000
22 Horizon Dr	10/25/2023	$980,000
2 Combs Hollow Rd	10/20/2023	$1,749,000
53 Old Mill Rd	8/10/2023	$1,385,000
15 Kennaday Rd	8/1/2023	$1,365,000
5 Wooded Acres Ln	7/11/2023	$1,450,000
51 Woodland Rd	7/5/2023	$1,200,000

Sales history

2/21/2025$2,075,000
taxrecords_njBk 24881 / Pg 1191
2/21/2025$2,075,000
SR1A 2025
2/19/2025$2,075,000
taxrecords_nj_ownersBk 24881 / Pg 1191
3/23/2021$1,778,700
taxrecords_njBk 24073 / Pg 1917
3/23/2021$1,778,700
SR1A 2021
3/4/2021$1,778,700
MOD-IV (Rutgers)Bk 24073 / Pg 1917
7/23/2002$1,875,000
taxrecords_njBk 5664 / Pg 55
7/1/2002$1,875,000
MOD-IV (Rutgers)Bk 5664 / Pg 55
3/23/2001$520,000
taxrecords_njBk 5346 / Pg 254
3/7/2001$520,000
MOD-IV (Rutgers)Bk 5346 / Pg 254
12/30/1993$312,500
taxrecords_njBk 3896 / Pg 162
11/29/1993$312,500
MOD-IV (Rutgers)Bk 3896 / Pg 162

Date	Price	Book / Page	Source
2/21/2025	$2,075,000	24881 / 1191	taxrecords_nj
2/21/2025	$2,075,000	—	SR1A 2025
2/19/2025	$2,075,000	24881 / 1191	taxrecords_nj_owners
3/23/2021	$1,778,700	24073 / 1917	taxrecords_nj
3/23/2021	$1,778,700	—	SR1A 2021
3/4/2021	$1,778,700	24073 / 1917	MOD-IV (Rutgers)
7/23/2002	$1,875,000	5664 / 55	taxrecords_nj
7/1/2002	$1,875,000	5664 / 55	MOD-IV (Rutgers)
3/23/2001	$520,000	5346 / 254	taxrecords_nj