When was 349 Dupont Ave, Hopatcong Boro, NJ last sold?

The most recent recorded sale was in 2020 for $275,000.

What is the assessed value of 349 Dupont Ave, Hopatcong Boro, NJ?

The total municipal assessment is $352,700 (land plus improvements).

What is 349 Dupont Ave, Hopatcong Boro, NJ worth?

Our model estimates a market value of $471,029, derived from comparable recorded sales nearby.

How many units does 349 Dupont Ave, Hopatcong Boro, NJ have?

Records show 1 dwelling unit at 349 Dupont Ave, Hopatcong Boro, NJ.

What kind of property is 349 Dupont Ave, Hopatcong Boro, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1973.

parceldata.nj

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349 Dupont Ave, Hopatcong Boro, NJ — owner, sales, deeds · parceldata

349 Dupont Ave

Hopatcong Boro, NJ 07843·Sussex County

1912·block 31005·lot 26

$471,029estimated value

Last sale

$275,000

10/30/2020 · taxrecords_nj

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1973

Building size

1,836 sq ft

Lot size

0.15 ac

Land description

64X100

Building description

1SF

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$352,700

Land value

$126,000

Improvement value

$226,700

Last year's tax

$7,354

Last MOD-IV sale

$275,000

MOD-IV deed date

9/2/2020

Owner mailing address

349 DUPONT AVE
HOPATCONG, NJ 07843

Estimated market value

$471,029

range $409,020 – $515,548

moderate confidence

Assessment-implied: $399,479; Director's Ratio 0.8829 (2025)
Comp-implied: $524,865; 30 comparable sales

Estimated value, last 11 years

2016: $207,253 → 2026: $471,029

dots are actual sale prices for this property

Bordering

200-ft notice list →

248 Hudson Ave
Lot 2·$526,400
351 Dupont Ave
Lot 25·$362,900
347 Dupont Ave
Lot 27·$207,400

Block 31005All of Block 31005 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "349 DUPONT AVE HOPATCONG NJ 07843"
    ],
    "zipKeys": [
      "349 DUPONT AVE 07843"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1912_31005_26",
  "county_code": "19",
  "district_code": "12",
  "block": "31005",
  "lot": "26",
  "qualifier": "",
  "property_location": "349 DUPONT AVE",
  "property_class": "2",
  "bldg_class": "17",
  "bldg_desc": "1SF",
  "land_desc": "64X100",
  "year_built": 1973,
  "living_sqft": 1836,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "12600000",
  "improvement_value_cents": "22670000",
  "net_value_cents": "35270000",
  "last_yr_tx_cents": "735380",
  "deed_date": "2020-09-02",
  "deed_book": "3570",
  "deed_page": "938",
  "sale_price_cents": "27500000",
  "sales_code": "A",
  "owner_mailing_street": "349 DUPONT AVE",
  "owner_mailing_city_state_zip": "HOPATCONG, NJ  07843",
  "mun_name": "HOPATCONG BORO",
  "calc_acre": "0.147000",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.65328693625415,
  "centroid_lat": 40.953019587004846
}

SR1A

[
  {
    "id": "ed4a10a3-48e8-4641-9f77-7044e0c17304",
    "property_id": "2bd50dd0-1b23-4e07-99ce-42233f5f95db",
    "county_code": "19",
    "district_code": "12",
    "block": "31005",
    "lot": "26",
    "qualifier": "",
    "deed_book": "3570",
    "deed_page": "938",
    "deed_date": "2020-09-02",
    "date_recorded": "2020-10-30",
    "sale_price_cents": "27500000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "90fb13b1-de47-421a-8d8e-3061bcbb2ee9",
    "property_id": null,
    "county_code": "19",
    "district_code": "12",
    "block": "31005",
    "lot": "26",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": "2020-09-02",
    "date_recorded": "2020-10-30",
    "sale_price_cents": "27500000",
    "sr1a_year": 2021,
    "source": "sr1a"
  },
  {
    "id": "c3be6d07-6b2a-4932-a8ba-f105e4eddf7d",
    "property_id": "2bd50dd0-1b23-4e07-99ce-42233f5f95db",
    "county_code": "19",
    "district_code": "12",
    "block": "31005",
    "lot": "26",
    "qualifier": "",
    "deed_book": "3570",
    "deed_page": "938",
    "deed_date": "2020-09-02",
    "date_recorded": "2020-09-02",
    "sale_price_cents": "27500000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "0daeb025-4498-4457-88e4-651b6f655e46",
    "property_id": "2bd50dd0-1b23-4e07-99ce-42233f5f95db",
    "county_code": "19",
    "district_code": "12",
    "block": "31005",
    "lot": "26",
    "qualifier": "",
    "deed_book": "3256",
    "deed_page": "535",
    "deed_date": "2010-08-30",
    "date_recorded": "2010-09-01",
    "sale_price_cents": "24950000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "23ebdec6-745f-4197-b936-8c2f6620d98a",
    "property_id": "2bd50dd0-1b23-4e07-99ce-42233f5f95db",
    "county_code": "19",
    "district_code": "12",
    "block": "31005",
    "lot": "26",
    "qualifier": "",
    "deed_book": "3256",
    "deed_page": "535",
    "deed_date": "2010-08-30",
    "date_recorded": "2010-08-30",
    "sale_price_cents": "24950000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "1ecfeec2-be9b-452a-addc-ed2bea1de6eb",
    "property_id": "2bd50dd0-1b23-4e07-99ce-42233f5f95db",
    "county_code": "19",
    "district_code": "12",
    "block": "31005",
    "lot": "26",
    "qualifier": "",
    "deed_book": "3083",
    "deed_page": "308",
    "deed_date": "2006-09-20",
    "date_recorded": "2006-10-05",
    "sale_price_cents": "6440900",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "ea7e9ff0-7609-44ec-88f8-d2e56c71e79a",
    "property_id": "2bd50dd0-1b23-4e07-99ce-42233f5f95db",
    "county_code": "19",
    "district_code": "12",
    "block": "31005",
    "lot": "26",
    "qualifier": "",
    "deed_book": "3083",
    "deed_page": "308",
    "deed_date": "2006-09-20",
    "date_recorded": "2006-09-20",
    "sale_price_cents": "6440900",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "9f5694be-9c14-4543-a61e-fe965bd514ef",
    "property_id": "2bd50dd0-1b23-4e07-99ce-42233f5f95db",
    "county_code": "19",
    "district_code": "12",
    "block": "31005",
    "lot": "26",
    "qualifier": "",
    "deed_book": "1976",
    "deed_page": "17",
    "deed_date": "1994-01-09",
    "date_recorded": "1994-01-09",
    "sale_price_cents": "13500000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "8d2ba4f9-3d78-4f52-8af5-fe22110d9836",
    "property_id": "2bd50dd0-1b23-4e07-99ce-42233f5f95db",
    "county_code": "19",
    "district_code": "12",
    "block": "31005",
    "lot": "26",
    "qualifier": "",
    "deed_book": "1041",
    "deed_page": "906",
    "deed_date": "1979-11-05",
    "date_recorded": "1979-11-05",
    "sale_price_cents": "0",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Frequently asked questions

When was 349 Dupont Ave, Hopatcong Boro, NJ last sold?: The most recent recorded sale was in 2020 for $275,000.
What is the assessed value of 349 Dupont Ave, Hopatcong Boro, NJ?: The total municipal assessment is $352,700 (land plus improvements).
What is 349 Dupont Ave, Hopatcong Boro, NJ worth?: Our model estimates a market value of $471,029, derived from comparable recorded sales nearby.
How many units does 349 Dupont Ave, Hopatcong Boro, NJ have?: Records show 1 dwelling unit at 349 Dupont Ave, Hopatcong Boro, NJ.
What kind of property is 349 Dupont Ave, Hopatcong Boro, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1973.

Based on 30 comparable sales

Address	Sold	Price
12 Hobart TR	3/31/2026	$485,000
286 Carentan Rd	3/27/2026	$480,000
307 Santa Fe TR	3/25/2026	$301,000
9 Corsica Rd	3/23/2026	$510,000
14 Tobyhanna TR	3/3/2026	$209,914
102 Brooklyn Mountain Rd	2/24/2026	$255,000
7 Esther St	2/9/2026	$510,000
22 Innis Ave	1/20/2026	$475,000
114 Rollins TR	1/14/2026	$525,000
7 Tobyhanna TR	1/6/2026	$490,000
736 Brooklyn Mountain Rd	12/31/2025	$425,000
134 Monroe TR	12/22/2025	$500,000
102 Santa Clara TR	12/17/2025	$420,000
280 Carentan Rd	12/9/2025	$453,918
131 Maxim Dr	11/26/2025	$810,000
19 Squire Rd	11/24/2025	$470,000
167 Marne Rd	11/12/2025	$375,000
27 Mast Rd	11/10/2025	$415,000
10 Tulsa TR	11/7/2025	$500,000
108 Santa Clara TR	11/7/2025	$455,000
4 Portside Rd	10/31/2025	$475,000
121 Brooklyn Stanhope Rd	10/28/2025	$358,000
706 Brooklyn Mountain Rd	10/21/2025	$430,000
1 Ford Ave	10/21/2025	$540,000
12 Adelphi TR	10/17/2025	$466,900
13 Morris Rd	10/16/2025	$408,000
26 Columbia TR	10/7/2025	$439,000
106 Chincopee Ave	9/30/2025	$585,000
68 Leo Ave	9/26/2025	$526,000
304 Idalroy TR	9/16/2025	$460,000

Sales history

10/30/2020$275,000
taxrecords_njBk 3570 / Pg 938
10/30/2020$275,000
SR1A 2021
9/2/2020$275,000
MOD-IV (Rutgers)Bk 3570 / Pg 938
9/1/2010$249,500
taxrecords_njBk 3256 / Pg 535
8/30/2010$249,500
MOD-IV (Rutgers)Bk 3256 / Pg 535
10/5/2006$64,409
taxrecords_njBk 3083 / Pg 308
9/20/2006$64,409
MOD-IV (Rutgers)Bk 3083 / Pg 308
1/9/1994$135,000
MOD-IV (Rutgers)Bk 1976 / Pg 17
11/5/1979$0
MOD-IV (Rutgers)Bk 1041 / Pg 906

Date	Price	Book / Page	Source
10/30/2020	$275,000	3570 / 938	taxrecords_nj
10/30/2020	$275,000	—	SR1A 2021
9/2/2020	$275,000	3570 / 938	MOD-IV (Rutgers)
9/1/2010	$249,500	3256 / 535	taxrecords_nj
8/30/2010	$249,500	3256 / 535	MOD-IV (Rutgers)
10/5/2006	$64,409	3083 / 308	taxrecords_nj
9/20/2006	$64,409	3083 / 308	MOD-IV (Rutgers)
1/9/1994	$135,000	1976 / 17	MOD-IV (Rutgers)
11/5/1979	$0	1041 / 906	MOD-IV (Rutgers)