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4 Westerly Ave, Madison Boro, NJ — owner, sales, deeds · parceldata

4 Westerly Ave

Madison Boro, NJ 07940·Morris County

1417·block 603·lot 12

$1,669,305estimated value

Last sale

$1,150,000

2/2/2010 · taxrecords_nj

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

2009

Building size

3,306 sq ft

Lot size

0.33 ac

Land description

0.330 AC

Building description

2SF-L-AG

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$1,102,600

Land value

$326,700

Improvement value

$775,900

Last year's tax

$23,485

Last MOD-IV sale

$1,150,000

MOD-IV deed date

1/15/2010

Owner mailing address

4 WESTERLY AVE
MADISON, NJ 07940

Estimated market value

$1,669,305

range $1,591,891 – $2,178,819

high confidence

Assessment-implied: $1,830,953; Director's Ratio 0.6022 (2025)
Comp-implied: $1,615,423; 30 comparable sales

Based on 30 comparable sales

Address	Sold	Price
24 Fairview Ave	4/8/2026	$2,310,000
77 Valley Rd	2/20/2026	$1,900,000
107 Greenwood Ave	2/18/2026	$1,631,000
15 Prospect Pl	2/10/2026	$1,270,000

Bordering

200-ft notice list →

178 Central Ave
Lot 10·$601,500
2 Westerly Ave
Lot 11·$714,300
8 Westerly Ave
Lot 13·$573,900
34 Fairview Ave
Lot 7·$1,143,800
36 Fairview Ave
Lot 8·$1,123,800
38 Fairview Ave
Lot 9·$798,100

Block 603All of Block 603 →

Debug — raw data per source

Computed

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

MOD-IV

{
  "pams_pin": "1417_603_12",
  "county_code": "14",
  "district_code": "17",
  "block": "603",
  "lot": "12",
  "qualifier": "",
  "property_location": "4 WESTERLY AVE",
  "property_class": "2",
  "bldg_class": "20",
  "bldg_desc": "2SF-L-AG",
  "land_desc": "0.330 AC",
  "year_built": 2009,
  "living_sqft": 3306,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "32670000",
  "improvement_value_cents": "77590000",
  "net_value_cents": "110260000",
  "last_yr_tx_cents": "2348538",
  "deed_date": "2010-01-15",
  "deed_book": "21484",
  "deed_page": "1652",
  "sale_price_cents": "115000000",
  "sales_code": null,
  "owner_mailing_street": "4 WESTERLY AVE",
  "owner_mailing_city_state_zip": "MADISON, NJ  07940",
  "mun_name": "MADISON BORO",
  "calc_acre": "0.330000",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.40538899012824,
  "centroid_lat": 40.76727756429215
}

SR1A

[
  {
    "id": "52874429-dba5-4cb3-904b-009ea1476826",
    "property_id": "bc7c4d6e-0c1a-4d3f-8075-c82cc814d642",
    "county_code": "14",
    "district_code": "17",
    "block": "603",
    "lot": "12",
    "qualifier": "",
    "deed_book": "21484",
    "deed_page": "1652",
    "deed_date": "2010-01-15",
    "date_recorded": "2010-02-02",
    "sale_price_cents": "115000000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "78b16031-526b-4bd5-aa16-6968245101b7",
    "property_id": "bc7c4d6e-0c1a-4d3f-8075-c82cc814d642",
    "county_code": "14",
    "district_code": "17",
    "block": "603",
    "lot": "12",
    "qualifier": "",
    "deed_book": "21484",
    "deed_page": "1652",
    "deed_date": "2010-01-15",
    "date_recorded": "2010-01-15",
    "sale_price_cents": "115000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "fe195b09-6de6-4939-997b-1fcfc3f0e354",
    "property_id": "bc7c4d6e-0c1a-4d3f-8075-c82cc814d642",
    "county_code": "14",
    "district_code": "17",
    "block": "603",
    "lot": "12",
    "qualifier": "",
    "deed_book": "21312",
    "deed_page": "1831",
    "deed_date": "2009-06-01",
    "date_recorded": "2009-06-08",
    "sale_price_cents": "41000000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "f5a2efef-a84d-48bb-8a35-850c37ddb80b",
    "property_id": "bc7c4d6e-0c1a-4d3f-8075-c82cc814d642",
    "county_code": "14",
    "district_code": "17",
    "block": "603",
    "lot": "12",
    "qualifier": "",
    "deed_book": "21312",
    "deed_page": "1831",
    "deed_date": "2009-06-01",
    "date_recorded": "2009-06-01",
    "sale_price_cents": "41000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "03ad0163-10fb-445c-a574-6b9ee2312480",
    "property_id": "bc7c4d6e-0c1a-4d3f-8075-c82cc814d642",
    "county_code": "14",
    "district_code": "17",
    "block": "603",
    "lot": "12",
    "qualifier": "",
    "deed_book": "5763",
    "deed_page": "159",
    "deed_date": "2002-12-10",
    "date_recorded": "2003-01-06",
    "sale_price_cents": "1000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "4e266365-ea62-4de0-b072-ff81fe917593",
    "property_id": "bc7c4d6e-0c1a-4d3f-8075-c82cc814d642",
    "county_code": "14",
    "district_code": "17",
    "block": "603",
    "lot": "12",
    "qualifier": "",
    "deed_book": "5763",
    "deed_page": "159",
    "deed_date": "2002-12-10",
    "date_recorded": "2002-12-10",
    "sale_price_cents": "1000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Sales history

2/2/2010$1,150,000
taxrecords_njBk 21484 / Pg 1652
1/15/2010$1,150,000
MOD-IV (Rutgers)Bk 21484 / Pg 1652
6/8/2009$410,000
taxrecords_njBk 21312 / Pg 1831
6/1/2009$410,000
MOD-IV (Rutgers)Bk 21312 / Pg 1831
1/6/2003$10
taxrecords_njBk 5763 / Pg 159
12/10/2002$10
MOD-IV (Rutgers)Bk 5763 / Pg 159

Date	Price	Book / Page	Source
2/2/2010	$1,150,000	21484 / 1652	taxrecords_nj
1/15/2010	$1,150,000	21484 / 1652	MOD-IV (Rutgers)
6/8/2009	$410,000	21312 / 1831	taxrecords_nj
6/1/2009	$410,000	21312 / 1831	MOD-IV (Rutgers)
1/6/2003	$10	5763 / 159	taxrecords_nj
12/10/2002	$10	5763 / 159	MOD-IV (Rutgers)

Property

Tax & Assessment

Estimated market value

Bordering

Sales history

Deeds