When was 21 Grist Mill, Sparta Twp, NJ last sold?

The most recent recorded sale was in 2018 for $280,000.

What is the assessed value of 21 Grist Mill, Sparta Twp, NJ?

The total municipal assessment is $236,700 (land plus improvements).

What is 21 Grist Mill, Sparta Twp, NJ worth?

Our model estimates a market value of $451,422, derived from comparable recorded sales nearby.

What kind of property is 21 Grist Mill, Sparta Twp, NJ?

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

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

21 Grist Mill

Sparta Twp, NJ 07871·Sussex County

1918·block 3117·lot 4

$451,422estimated value

Last sale

$280,000

9/13/2018 · taxrecords_nj

1 other property share this owner's mailing address.View portfolio →

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

$236,700

Land value

$80,000

Improvement value

$156,700

Last year's tax

$8,495

Last MOD-IV sale

$280,000

MOD-IV deed date

8/21/2018

Owner mailing address

21 GRIST MILL
SPARTA, NJ 07871

Estimated market value

$451,422

range $384,083 – $481,260

high confidence

Assessment-implied: $395,687; Director's Ratio 0.5982 (2025)
Comp-implied: $470,000; 30 comparable sales

Estimated value, last 11 years

2016: $300,948 → 2026: $451,422

dots are actual sale prices for this property

Based on 30 comparable sales

Address	Sold

Bordering

200-ft notice list →

100 Canterbury Dr
Lot 1
22 Grist Mill
Lot 3·$248,400
20 Grist Mill
Lot 5·$254,800

Block 3117All of Block 3117 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 1,
  "portfolioKeys": {
    "fullKeys": [
      "21 GRIST MILL SPARTA NJ 07871"
    ],
    "zipKeys": [
      "21 GRIST MILL 07871"
    ]
  },
  "effective_unit_count": null,
  "effective_unit_count_source": "none"
}

MOD-IV

{
  "pams_pin": "1918_3117_4",
  "county_code": "19",
  "district_code": "18",
  "block": "3117",
  "lot": "4",
  "qualifier": "",
  "property_location": "21 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": "15670000",
  "net_value_cents": "23670000",
  "last_yr_tx_cents": "849516",
  "deed_date": "2018-08-21",
  "deed_book": "3491",
  "deed_page": "142",
  "sale_price_cents": "28000000",
  "sales_code": "A",
  "owner_mailing_street": "21 GRIST MILL",
  "owner_mailing_city_state_zip": "SPARTA, NJ  07871",
  "mun_name": "SPARTA TWP",
  "calc_acre": "0.600000",
  "add_lots1": null,
  "add_lots2": "EVERGREEN",
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.6569390883219,
  "centroid_lat": 41.004930260083135
}

SR1A

[
  {
    "id": "cc7e2993-1d1a-4227-97d1-94811cb88336",
    "property_id": "3853ada0-5f38-4750-a9ca-321eacf65d78",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "4",
    "qualifier": "",
    "deed_book": "3491",
    "deed_page": "142",
    "deed_date": "2018-08-21",
    "date_recorded": "2018-09-13",
    "sale_price_cents": "28000000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "c9d350c9-13b7-4a68-a61b-ebd5d525e523",
    "property_id": "3853ada0-5f38-4750-a9ca-321eacf65d78",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "4",
    "qualifier": "",
    "deed_book": "3491",
    "deed_page": "142",
    "deed_date": "2018-08-21",
    "date_recorded": "2018-08-21",
    "sale_price_cents": "28000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "9ce1eea1-646f-4e14-afca-d0b48adca03c",
    "property_id": "3853ada0-5f38-4750-a9ca-321eacf65d78",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "4",
    "qualifier": "",
    "deed_book": "3399",
    "deed_page": "744",
    "deed_date": "2016-08-05",
    "date_recorded": "2016-08-15",
    "sale_price_cents": "26000000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "b40c547a-ce03-43cb-821e-adc2508be4d3",
    "property_id": "3853ada0-5f38-4750-a9ca-321eacf65d78",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "4",
    "qualifier": "",
    "deed_book": "3399",
    "deed_page": "744",
    "deed_date": "2016-08-05",
    "date_recorded": "2016-08-05",
    "sale_price_cents": "26000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "8c119203-66c7-48ba-8227-02cfbe955326",
    "property_id": "3853ada0-5f38-4750-a9ca-321eacf65d78",
    "county_code": "19",
    "district_code": "18",
    "block": "3117",
    "lot": "4",
    "qualifier": "",
    "deed_book": "3259",
    "deed_page": "371",
    "deed_date": "2010-10-11",
    "date_recorded": "2010-10-11",
    "sale_price_cents": "23500000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Frequently asked questions

When was 21 Grist Mill, Sparta Twp, NJ last sold?: The most recent recorded sale was in 2018 for $280,000.
What is the assessed value of 21 Grist Mill, Sparta Twp, NJ?: The total municipal assessment is $236,700 (land plus improvements).
What is 21 Grist Mill, Sparta Twp, NJ worth?: Our model estimates a market value of $451,422, derived from comparable recorded sales nearby.
What kind of property is 21 Grist Mill, Sparta Twp, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1986.

Sales history

9/13/2018$280,000
taxrecords_njBk 3491 / Pg 142
8/21/2018$280,000
MOD-IV (Rutgers)Bk 3491 / Pg 142
8/15/2016$260,000
taxrecords_njBk 3399 / Pg 744
8/5/2016$260,000
MOD-IV (Rutgers)Bk 3399 / Pg 744
10/11/2010$235,000
MOD-IV (Rutgers)Bk 3259 / Pg 371

Date	Price	Book / Page	Source
9/13/2018	$280,000	3491 / 142	taxrecords_nj
8/21/2018	$280,000	3491 / 142	MOD-IV (Rutgers)
8/15/2016	$260,000	3399 / 744	taxrecords_nj
8/5/2016	$260,000	3399 / 744	MOD-IV (Rutgers)
10/11/2010	$235,000	3259 / 371	MOD-IV (Rutgers)

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99 Valley View Trl	10/21/2025	$600,000
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