When was 9 Mason St, Jefferson Twp, NJ last sold?

The most recent recorded sale was in 2006 for $310,000.

What is the assessed value of 9 Mason St, Jefferson Twp, NJ?

The total municipal assessment is $231,900 (land plus improvements).

What is 9 Mason St, Jefferson Twp, NJ worth?

Our model estimates a market value of $373,193, derived from comparable recorded sales nearby.

How many units does 9 Mason St, Jefferson Twp, NJ have?

Records show 1 dwelling unit at 9 Mason St, Jefferson Twp, NJ.

What kind of property is 9 Mason St, Jefferson Twp, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1989.

parceldata.nj

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9 Mason St, Jefferson Twp, NJ — owner, sales, deeds · parceldata

9 Mason St

Jefferson Twp, NJ 07849·Morris County

1414·block 94·lot 6

$373,193estimated value

Last sale

$310,000

4/10/2006 · taxrecords_nj

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1989

Building size

866 sq ft

Lot size

0.32 ac

Land description

0.321 AC

Building description

1SF

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$231,900

Land value

$116,900

Improvement value

$115,000

Last year's tax

$6,962

Last MOD-IV sale

$310,000

MOD-IV deed date

3/31/2006

Owner mailing address

9 MASON ST
LAKE HOPATCONG, NJ 07849

Estimated market value

$373,193

range $225,324 – $392,026

high confidence

Assessment-implied: $332,616; Director's Ratio 0.6972 (2025)
Comp-implied: $386,719; 20 comparable sales

Estimated value, last 11 years

2016: $186,597 → 2026: $373,193

Bordering

200-ft notice list →

23 Mason St
Lot 12·$187,700
219 Prospect Pt Rd
Lot 23·$272,000
5 Mason St
Lot 4·$117,100
11 Mason St
Lot 7·$254,200

Block 94All of Block 94 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "9 MASON ST LAKE HOPATCONG NJ 07849"
    ],
    "zipKeys": [
      "9 MASON ST 07849"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1414_94_6",
  "county_code": "14",
  "district_code": "14",
  "block": "94",
  "lot": "6",
  "qualifier": "",
  "property_location": "9 MASON ST",
  "property_class": "2",
  "bldg_class": "16",
  "bldg_desc": "1SF",
  "land_desc": "0.321 AC",
  "year_built": 1989,
  "living_sqft": 866,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "11690000",
  "improvement_value_cents": "11500000",
  "net_value_cents": "23190000",
  "last_yr_tx_cents": "696164",
  "deed_date": "2006-03-31",
  "deed_book": "6597",
  "deed_page": "275",
  "sale_price_cents": "31000000",
  "sales_code": null,
  "owner_mailing_street": "9 MASON ST",
  "owner_mailing_city_state_zip": "LAKE HOPATCONG, NJ  07849",
  "mun_name": "JEFFERSON TWP",
  "calc_acre": "0.320800",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.61886608690784,
  "centroid_lat": 40.98136042045619
}

SR1A

[
  {
    "id": "b020f7b7-f82a-4c79-adbf-52b1f2960243",
    "property_id": "d966f2ec-706d-49f2-a8ff-c66c98582d05",
    "county_code": "14",
    "district_code": "14",
    "block": "94",
    "lot": "6",
    "qualifier": "",
    "deed_book": "6597",
    "deed_page": "275",
    "deed_date": "2006-03-31",
    "date_recorded": "2006-04-10",
    "sale_price_cents": "31000000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "9e993086-a3b5-4f15-a719-602223d2c3bf",
    "property_id": "d966f2ec-706d-49f2-a8ff-c66c98582d05",
    "county_code": "14",
    "district_code": "14",
    "block": "94",
    "lot": "6",
    "qualifier": "",
    "deed_book": "6597",
    "deed_page": "275",
    "deed_date": "2006-03-31",
    "date_recorded": "2006-03-31",
    "sale_price_cents": "31000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "41f69abe-9ebc-4506-a0e6-f657af5a9ed7",
    "property_id": "d966f2ec-706d-49f2-a8ff-c66c98582d05",
    "county_code": "14",
    "district_code": "14",
    "block": "94",
    "lot": "6",
    "qualifier": "",
    "deed_book": "5657",
    "deed_page": "95",
    "deed_date": "2002-06-26",
    "date_recorded": "2002-07-12",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "69735091-56c0-4eca-8712-7306482731c4",
    "property_id": "d966f2ec-706d-49f2-a8ff-c66c98582d05",
    "county_code": "14",
    "district_code": "14",
    "block": "94",
    "lot": "6",
    "qualifier": "",
    "deed_book": "5657",
    "deed_page": "95",
    "deed_date": "2002-06-26",
    "date_recorded": "2002-06-26",
    "sale_price_cents": "100",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "ec710aa9-0824-40a9-9e69-94f8a9c224dd",
    "property_id": "d966f2ec-706d-49f2-a8ff-c66c98582d05",
    "county_code": "14",
    "district_code": "14",
    "block": "94",
    "lot": "6",
    "qualifier": "",
    "deed_book": "4470",
    "deed_page": "233",
    "deed_date": "1996-10-15",
    "date_recorded": "1996-11-07",
    "sale_price_cents": "14190000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "e9557873-d999-45f1-b401-1889158e7760",
    "property_id": "d966f2ec-706d-49f2-a8ff-c66c98582d05",
    "county_code": "14",
    "district_code": "14",
    "block": "94",
    "lot": "6",
    "qualifier": "",
    "deed_book": "4470",
    "deed_page": "233",
    "deed_date": "1996-10-15",
    "date_recorded": "1996-10-15",
    "sale_price_cents": "14190000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "789e6cae-9619-45b5-914d-4050caaf714b",
    "property_id": "d966f2ec-706d-49f2-a8ff-c66c98582d05",
    "county_code": "14",
    "district_code": "14",
    "block": "94",
    "lot": "6",
    "qualifier": "",
    "deed_book": "3403",
    "deed_page": "254",
    "deed_date": "1991-02-14",
    "date_recorded": "1991-02-14",
    "sale_price_cents": "13000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Frequently asked questions

When was 9 Mason St, Jefferson Twp, NJ last sold?: The most recent recorded sale was in 2006 for $310,000.
What is the assessed value of 9 Mason St, Jefferson Twp, NJ?: The total municipal assessment is $231,900 (land plus improvements).
What is 9 Mason St, Jefferson Twp, NJ worth?: Our model estimates a market value of $373,193, derived from comparable recorded sales nearby.
How many units does 9 Mason St, Jefferson Twp, NJ have?: Records show 1 dwelling unit at 9 Mason St, Jefferson Twp, NJ.
What kind of property is 9 Mason St, Jefferson Twp, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1989.

Address	Sold	Price
8 Pequot Trl	3/9/2026	$535,000
46 Raccoon Island Rd	2/26/2026	$250,000
202 Espanong Rd	1/23/2026	$720,000
17 Old Woodland Trl	11/25/2025	$400,000
2 Windsor Dr	10/9/2025	$542,500
Moosepac Lane	7/8/2025	$724,250
1 Rhode Island St	11/14/2024	$460,000
19 Camille Dr	10/24/2024	$300,001
5668 Berkshire Valley Rd	8/9/2024	$715,000
26 Yuma Trl	7/24/2024	$480,000
2 Windsor Dr	7/10/2024	$635,000
1 Rhode Island St	4/4/2024	$315,000
202 Espanong Rd	3/6/2024	$410,000
Moosepac Lane	1/5/2024	$450,000
13 Como Ter	1/2/2024	$625,000
16 Abenaki Trl	11/8/2023	$415,000
24 Delaware Ave	8/30/2023	$330,000
140 Espanong Rd	8/14/2023	$560,000
112 New York Ave	8/4/2023	$493,000
8 Pequot Trl	7/11/2023	$420,000

Sales history

4/10/2006$310,000
taxrecords_njBk 6597 / Pg 275
3/31/2006$310,000
MOD-IV (Rutgers)Bk 6597 / Pg 275
7/12/2002$1
taxrecords_njBk 5657 / Pg 95
6/26/2002$1
MOD-IV (Rutgers)Bk 5657 / Pg 95
11/7/1996$141,900
taxrecords_njBk 4470 / Pg 233
10/15/1996$141,900
MOD-IV (Rutgers)Bk 4470 / Pg 233
2/14/1991$130,000
MOD-IV (Rutgers)Bk 3403 / Pg 254

Date	Price	Book / Page	Source
4/10/2006	$310,000	6597 / 275	taxrecords_nj
3/31/2006	$310,000	6597 / 275	MOD-IV (Rutgers)
7/12/2002	$1	5657 / 95	taxrecords_nj
6/26/2002	$1	5657 / 95	MOD-IV (Rutgers)
11/7/1996	$141,900	4470 / 233	taxrecords_nj
10/15/1996	$141,900	4470 / 233	MOD-IV (Rutgers)
2/14/1991	$130,000	3403 / 254	MOD-IV (Rutgers)