When was 429 William St, Boonton Town, NJ last sold?

The most recent recorded sale was in 2001 for $200,000.

What is the assessed value of 429 William St, Boonton Town, NJ?

The total municipal assessment is $343,000 (land plus improvements).

What is 429 William St, Boonton Town, NJ worth?

Our model estimates a market value of $683,866, derived from comparable recorded sales nearby.

How many units does 429 William St, Boonton Town, NJ have?

Records show 2 dwelling units at 429 William St, Boonton Town, NJ.

What kind of property is 429 William St, Boonton Town, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1900.

parceldata.nj

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429 William St, Boonton Town, NJ — owner, sales, deeds · parceldata

429 William St

Boonton Town, NJ·Morris County

1401·block 69.02·lot 33

$683,866estimated value

Units

from MOD-IV (2-char max)

Last sale

$200,000

12/7/2001 · taxrecords_nj

4 other properties share this owner's mailing address.View portfolio →

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1900

Building size

2,218 sq ft

Lot size

0.14 ac

Land description

53X118

Building description

2SF-G4

Dwelling / commercial units

2 dw / 0 comm

Tax & Assessment

Net assessed value

$343,000

Land value

$160,900

Improvement value

$182,100

Last year's tax

$11,593

Last MOD-IV sale

$200,000

MOD-IV deed date

11/29/2001

Owner mailing address

18 LUFF RD
BOONTON TWP., NJ 07005

Estimated market value

$683,866

range $522,940 – $762,728

low confidence

Assessment-implied: $542,207; Director's Ratio 0.6326 (2025)
Comp-implied: $731,085; 30 comparable sales

Estimated value, last 11 years

2016: $371,429 → 2026: $683,866

Based on 30 comparable sales

Address	Sold	Price
222 Mechanic St	4/22/2026	$599,000
127 Old Boonton Rd	12/31/2025	$250,000

Bordering

200-ft notice list →

2 Sycamore Ln
Lot 28·$334,100
425 William St
Lot 32·$305,000
4 Sycamore Ln
Lot 34·$330,100
435 William St
Lot 35·$317,200

Block 69.02All of Block 69.02 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 4,
  "portfolioKeys": {
    "fullKeys": [
      "18 LUFF RD BOONTON TWP NJ 07005"
    ],
    "zipKeys": [
      "18 LUFF RD 07005"
    ]
  },
  "effective_unit_count": 2,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1401_69.02_33",
  "county_code": "14",
  "district_code": "01",
  "block": "69.02",
  "lot": "33",
  "qualifier": "",
  "property_location": "429 WILLIAM ST",
  "property_class": "2",
  "bldg_class": "47",
  "bldg_desc": "2SF-G4",
  "land_desc": "53X118",
  "year_built": 1900,
  "living_sqft": 2218,
  "dwelling_units": 2,
  "comm_dwell": null,
  "land_value_cents": "16090000",
  "improvement_value_cents": "18210000",
  "net_value_cents": "34300000",
  "last_yr_tx_cents": "1159340",
  "deed_date": "2001-11-29",
  "deed_book": "5519",
  "deed_page": "26",
  "sale_price_cents": "20000000",
  "sales_code": null,
  "owner_mailing_street": "18 LUFF RD",
  "owner_mailing_city_state_zip": "BOONTON TWP., NJ  07005",
  "mun_name": "BOONTON TOWN",
  "calc_acre": "0.143600",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.40566143056566,
  "centroid_lat": 40.90865056258979
}

SR1A

[
  {
    "id": "0b996acc-0d88-4f37-90e6-e498f5027d0b",
    "property_id": "ca430ddf-9aa2-4feb-89fb-33daf8cde6b0",
    "county_code": "14",
    "district_code": "01",
    "block": "69.02",
    "lot": "33",
    "qualifier": "",
    "deed_book": "5519",
    "deed_page": "26",
    "deed_date": "2001-11-29",
    "date_recorded": "2001-12-07",
    "sale_price_cents": "20000000",
    "sr1a_year": null,
    "source": "taxrecords_nj"
  },
  {
    "id": "b00b7e50-6c8d-4776-97c1-291ca66de119",
    "property_id": "ca430ddf-9aa2-4feb-89fb-33daf8cde6b0",
    "county_code": "14",
    "district_code": "01",
    "block": "69.02",
    "lot": "33",
    "qualifier": "",
    "deed_book": "5519",
    "deed_page": "26",
    "deed_date": "2001-11-29",
    "date_recorded": "2001-11-29",
    "sale_price_cents": "20000000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Frequently asked questions

When was 429 William St, Boonton Town, NJ last sold?: The most recent recorded sale was in 2001 for $200,000.
What is the assessed value of 429 William St, Boonton Town, NJ?: The total municipal assessment is $343,000 (land plus improvements).
What is 429 William St, Boonton Town, NJ worth?: Our model estimates a market value of $683,866, derived from comparable recorded sales nearby.
How many units does 429 William St, Boonton Town, NJ have?: Records show 2 dwelling units at 429 William St, Boonton Town, NJ.
What kind of property is 429 William St, Boonton Town, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1900.

Sales history

12/7/2001$200,000
taxrecords_njBk 5519 / Pg 26
11/29/2001$200,000
MOD-IV (Rutgers)Bk 5519 / Pg 26

Date	Price	Book / Page	Source
12/7/2001	$200,000	5519 / 26	taxrecords_nj
11/29/2001	$200,000	5519 / 26	MOD-IV (Rutgers)