When was 21 Rosemont Avenue, Madison Boro, NJ last sold?

The most recent recorded sale was in 2008 for $425,000.

What is the assessed value of 21 Rosemont Avenue, Madison Boro, NJ?

The total municipal assessment is $429,500 (land plus improvements).

What is 21 Rosemont Avenue, Madison Boro, NJ worth?

Our model estimates a market value of $646,170, derived from comparable recorded sales nearby.

How many units does 21 Rosemont Avenue, Madison Boro, NJ have?

Records show 1 dwelling unit at 21 Rosemont Avenue, Madison Boro, NJ.

What kind of property is 21 Rosemont Avenue, Madison Boro, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1948.

parceldata.nj

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21 Rosemont Avenue, Madison Boro, NJ — owner, sales, deeds · parceldata

21 Rosemont Avenue

Madison Boro, NJ 07940·Morris County

1417·block 305·lot 13

$646,170estimated value

Last sale

$425,000

5/27/2008 · taxrecords_nj

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1948

Building size

1,196 sq ft

Lot size

0.15 ac

Land description

0.155 AC

Building description

2SF-F-AG

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$429,500

Land value

$298,300

Improvement value

$131,200

Last year's tax

$9,148

Last MOD-IV sale

$425,000

MOD-IV deed date

5/14/2008

Owner mailing address

21 ROSEMONT AVE
MADISON, NJ 07940

Estimated market value

$646,170

range $566,321 – $776,045

high confidence

Assessment-implied: $713,218; Director's Ratio 0.6022 (2025)
Comp-implied: $623,820; 30 comparable sales

Estimated value, last 11 years

2016: $345,282 → 2026: $646,170

Based on 30 comparable sales

Address	Sold	Price
47 Niles Ave	2/2/2026	$662,600
59 Albright Cir	1/13/2026	$675,000

On Rosemont AvenueAll 27 on Rosemont Avenue →

Bordering

200-ft notice list →

23 Rosemont Avenue
Lot 12·$455,600
19 Rosemont Avenue
Lot 14·$439,100

Block 305All of Block 305 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 0,
  "portfolioKeys": {
    "fullKeys": [
      "21 ROSEMONT AVE MADISON NJ 07940"
    ],
    "zipKeys": [
      "21 ROSEMONT AVE 07940"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1417_305_13",
  "county_code": "14",
  "district_code": "17",
  "block": "305",
  "lot": "13",
  "qualifier": "",
  "property_location": "21 ROSEMONT AVE",
  "property_class": "2",
  "bldg_class": "17",
  "bldg_desc": "2SF-F-AG",
  "land_desc": "0.155 AC",
  "year_built": 1948,
  "living_sqft": 1196,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "29830000",
  "improvement_value_cents": "13120000",
  "net_value_cents": "42950000",
  "last_yr_tx_cents": "914835",
  "deed_date": "2008-05-14",
  "deed_book": "21091",
  "deed_page": "59",
  "sale_price_cents": "42500000",
  "sales_code": null,
  "owner_mailing_street": "21 ROSEMONT AVE",
  "owner_mailing_city_state_zip": "MADISON, NJ  07940",
  "mun_name": "MADISON BORO",
  "calc_acre": "0.155000",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.42393790701088,
  "centroid_lat": 40.766995908266644
}

SR1A

[
  {
    "id": "0c6cf77f-5908-4521-bddb-91684d3aebeb",
    "property_id": "a74962e3-d5d6-4a47-b8ce-18dfa8e8a13b",
    "county_code": "14",
    "district_code": "17",
    "block": "305",
    "lot": "13",
    "qualifier": "",
    "deed_book": "21091",
    "deed_page": "59",
    "deed_date": "2008-05-14",
    "date_recorded": "2008-05-27",
    "sale_price_cents": "42500000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "85561c30-6f62-4088-951e-791bf6beb8cf",
    "property_id": "a74962e3-d5d6-4a47-b8ce-18dfa8e8a13b",
    "county_code": "14",
    "district_code": "17",
    "block": "305",
    "lot": "13",
    "qualifier": "",
    "deed_book": "21091",
    "deed_page": "59",
    "deed_date": "2008-05-14",
    "date_recorded": "2008-05-14",
    "sale_price_cents": "42500000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Frequently asked questions

When was 21 Rosemont Avenue, Madison Boro, NJ last sold?: The most recent recorded sale was in 2008 for $425,000.
What is the assessed value of 21 Rosemont Avenue, Madison Boro, NJ?: The total municipal assessment is $429,500 (land plus improvements).
What is 21 Rosemont Avenue, Madison Boro, NJ worth?: Our model estimates a market value of $646,170, derived from comparable recorded sales nearby.
How many units does 21 Rosemont Avenue, Madison Boro, NJ have?: Records show 1 dwelling unit at 21 Rosemont Avenue, Madison Boro, NJ.
What kind of property is 21 Rosemont Avenue, Madison Boro, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1948.

Sales history

5/27/2008$425,000
taxrecords_njBk 21091 / Pg 59
5/14/2008$425,000
MOD-IV (Rutgers)Bk 21091 / Pg 59

Date	Price	Book / Page	Source
5/27/2008	$425,000	21091 / 59	taxrecords_nj
5/14/2008	$425,000	21091 / 59	MOD-IV (Rutgers)