When was 23 Grist Mill, Sparta Twp, NJ last sold?

The most recent recorded sale was in 2015 for $165,000.

What is the assessed value of 23 Grist Mill, Sparta Twp, NJ?

The total municipal assessment is $227,900 (land plus improvements).

What is 23 Grist Mill, Sparta Twp, NJ worth?

Our model estimates a market value of $447,744, derived from comparable recorded sales nearby.

What kind of property is 23 Grist Mill, Sparta Twp, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1986.

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23 Grist Mill, Sparta Twp, NJ — owner, sales, deeds · parceldata

23 Grist Mill

Sparta Twp, NJ·Sussex County

1918·block 3117·lot 2

$447,744estimated value

Last sale

$165,000

11/5/2015 · taxrecords_nj

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1986

Building size

1,725 sq ft

Lot size

0.60 ac

Land description

.6 AC

Building description

UNIT C

Dwelling / commercial units

—

Tax & Assessment

Net assessed value

$227,900

Land value

$80,000

Improvement value

$147,900

Last year's tax

$8,179

Last MOD-IV sale

$165,000

MOD-IV deed date

10/21/2015

Owner mailing address

251 SOMERVILLE RD, #482
BEDMINSTER, NJ 07921

Estimated market value

$447,744

range $380,957 – $477,031

moderate confidence

Assessment-implied: $380,976; Director's Ratio 0.5982 (2025)
Comp-implied: $470,000; 30 comparable sales

Estimated value, last 11 years

2016: $298,496 → 2026: $447,744

Based on 30 comparable sales

Address	Sold

Bordering

200-ft notice list →

100 Canterbury Dr
Lot 1
24 Grist Mill
Lot 1·$261,300
22 Grist Mill
Lot 3·$248,400

Block 3117All of Block 3117 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "251 SOMERVILLE RD 482 BEDMINSTER NJ 07921"
    ],
    "zipKeys": [
      "251 SOMERVILLE RD 482 07921"
    ]
  },
  "effective_unit_count": null,
  "effective_unit_count_source": "none"
}

MOD-IV

{
  "pams_pin": "1918_3117_2",
  "county_code": "19",
  "district_code": "18",
  "block": "3117",
  "lot": "2",
  "qualifier": "",
  "property_location": "23 GRIST MILL",
  "property_class": "2",
  "bldg_class": "37",
  "bldg_desc": "UNIT C",
  "land_desc": ".6 AC",
  "year_built": 1986,
  "living_sqft": 1725,
  "dwelling_units": null,
  "comm_dwell": null,
  "land_value_cents": "8000000",
  "improvement_value_cents": "14790000",
  "net_value_cents": "22790000",
  "last_yr_tx_cents": "817933",
  "deed_date": "2015-10-21",
  "deed_book": "3375",
  "deed_page": "743",
  "sale_price_cents": "16500000",
  "sales_code": "A",
  "owner_mailing_street": "251 SOMERVILLE RD, #482",
  "owner_mailing_city_state_zip": "BEDMINSTER, NJ  07921",
  "mun_name": "SPARTA TWP",
  "calc_acre": "0.600000",
  "add_lots1": null,
  "add_lots2": "EVERGREEN",
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.65711560564432,
  "centroid_lat": 41.00484941040483
}

SR1A

[
  {
    "id": "739cea7e-3642-4559-a267-255bdde63738",
    "property_id": "71c99e1d-48ff-4493-a99c-099c3e75df4d",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "2",
    "qualifier": "",
    "deed_book": "3375",
    "deed_page": "743",
    "deed_date": "2015-10-21",
    "date_recorded": "2015-11-05",
    "sale_price_cents": "16500000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "22c6e2e2-f807-41f8-bdd4-8df7ea7b9276",
    "property_id": "71c99e1d-48ff-4493-a99c-099c3e75df4d",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "2",
    "qualifier": "",
    "deed_book": "3375",
    "deed_page": "743",
    "deed_date": "2015-10-21",
    "date_recorded": "2015-10-21",
    "sale_price_cents": "16500000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "82a37ae0-a250-4684-ac71-ea2b92e0ea2c",
    "property_id": "71c99e1d-48ff-4493-a99c-099c3e75df4d",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "2",
    "qualifier": "",
    "deed_book": "3328",
    "deed_page": "850",
    "deed_date": "2013-09-12",
    "date_recorded": "2014-01-23",
    "sale_price_cents": "10000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "76cdc5b5-eb21-446a-8a9a-f631916b30f4",
    "property_id": "71c99e1d-48ff-4493-a99c-099c3e75df4d",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "2",
    "qualifier": "",
    "deed_book": "3328",
    "deed_page": "850",
    "deed_date": "2013-09-12",
    "date_recorded": "2013-09-12",
    "sale_price_cents": "10000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "ab92b9dc-2979-4299-8399-b87cc68886e6",
    "property_id": "71c99e1d-48ff-4493-a99c-099c3e75df4d",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "2",
    "qualifier": "",
    "deed_book": "3175",
    "deed_page": "205",
    "deed_date": "2007-09-19",
    "date_recorded": "2007-09-19",
    "sale_price_cents": "29000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Frequently asked questions

When was 23 Grist Mill, Sparta Twp, NJ last sold?: The most recent recorded sale was in 2015 for $165,000.
What is the assessed value of 23 Grist Mill, Sparta Twp, NJ?: The total municipal assessment is $227,900 (land plus improvements).
What is 23 Grist Mill, Sparta Twp, NJ worth?: Our model estimates a market value of $447,744, derived from comparable recorded sales nearby.
What kind of property is 23 Grist Mill, Sparta Twp, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1986.

Sales history

11/5/2015$165,000
taxrecords_njBk 3375 / Pg 743
10/21/2015$165,000
MOD-IV (Rutgers)Bk 3375 / Pg 743
1/23/2014$100
taxrecords_njBk 3328 / Pg 850
9/12/2013$100
MOD-IV (Rutgers)Bk 3328 / Pg 850
9/19/2007$290,000
MOD-IV (Rutgers)Bk 3175 / Pg 205

Date	Price	Book / Page	Source
11/5/2015	$165,000	3375 / 743	taxrecords_nj
10/21/2015	$165,000	3375 / 743	MOD-IV (Rutgers)
1/23/2014	$100	3328 / 850	taxrecords_nj
9/12/2013	$100	3328 / 850	MOD-IV (Rutgers)
9/19/2007	$290,000	3175 / 205	MOD-IV (Rutgers)

5 Grist Mill	4/1/2026	$490,000
74 Cobbler Sq	3/18/2026	$337,200
72 Castlewood Trl	2/24/2026	$455,000
99 Sleepy Hollow	2/13/2026	$399,999
55 Fox Trail Rd	1/13/2026	$603,000
10 Mildred Dr	1/5/2026	$525,000
11 Ginger Ln	12/5/2025	$545,000
55 Manor Sq	12/3/2025	$460,000
9 Valley View Trl	11/17/2025	$540,000
53 Sunset Lake Rd	11/7/2025	$600,000
114 Sleepy Hollow	11/4/2025	$480,000
6 Glenside Ter	11/4/2025	$250,000
135 Alpine Trl	11/4/2025	$780,000
99 Valley View Trl	10/21/2025	$600,000
44 Stanhope Rd	10/16/2025	$505,000
43 Maple Pkwy	9/25/2025	$525,000
9 Green Apple CT	9/24/2025	$558,000
8 Tyler St	9/19/2025	$560,000
32 Summer Tree Run	8/29/2025	$630,000
28 Sagamore Trl	8/18/2025	$595,000
69 Manor Sq	8/1/2025	$470,000
20 Woodland Trl	7/30/2025	$525,000
2 Alpine Ter	7/11/2025	$691,500
13 Green Apple Rd	6/27/2025	$650,000
30 Beacon Hill	6/18/2025	$450,000
93 Signal Hill Trl	5/29/2025	$459,250
37 Green Apple Rd	5/27/2025	$630,000
111 Seneca Lake Rd	5/19/2025	$445,000
203 Alpine Trl	5/16/2025	$750,000
74 Cobbler Sq	5/15/2025	$526,020