When was 347 Prospect Ave, Princeton, NJ last sold?

The most recent recorded sale was in 2021 for $1,043,000.

What is the assessed value of 347 Prospect Ave, Princeton, NJ?

The total municipal assessment is $883,500 (land plus improvements).

What is 347 Prospect Ave, Princeton, NJ worth?

Our model estimates a market value of $1,316,940, derived from comparable recorded sales nearby.

How many units does 347 Prospect Ave, Princeton, NJ have?

Records show 1 dwelling unit at 347 Prospect Ave, Princeton, NJ.

What kind of property is 347 Prospect Ave, Princeton, NJ?

MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1970.

parceldata.nj

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347 Prospect Ave, Princeton, NJ — owner, sales, deeds · parceldata

347 Prospect Ave

Princeton, NJ 08540·Mercer County

1114·block 7801·lot 22

$1,316,940estimated value

Last sale

$1,043,000

5/4/2021 · SR1A 2021

1 other property share this owner's mailing address.View portfolio →

Property

Type

Residential 1-4 unit

Tax class

Residential 1-4 unit

Year built

1970

Building size

—

Lot size

0.57 ac

Land description

0.57A

Building description

2S F 2G

Dwelling / commercial units

1 dw / 0 comm

Tax & Assessment

Net assessed value

$883,500

Land value

$534,500

Improvement value

$349,000

Last year's tax

$23,528

Last MOD-IV sale

$1,043,000

MOD-IV deed date

4/9/2021

Owner mailing address

347 PROSPECT AVE
PRINCETON NJ 08540

Estimated market value

$1,316,940

range $1,085,832 – $1,528,675

high confidence

Assessment-implied: $1,410,441; Director's Ratio 0.6264 (2025)
Comp-implied: $1,181,500; 30 comparable sales

Estimated value, last 11 years

2016: $867,229 → 2026: $1,316,940

dots are actual sale prices for this property

Based on 30 comparable sales

Address	Sold	Price
22 Valley Rd	2/2/2026	$950,000

Bordering

200-ft notice list →

136 Riverside Dr
Lot 21·$725,900
363 Prospect Ave
Lot 23·$821,200

Block 7801All of Block 7801 →

Debug — raw data per source

Computed

{
  "isCondoMaster": false,
  "condoCluster": null,
  "siblingUnitCount": 0,
  "portfolioCount": 1,
  "portfolioKeys": {
    "fullKeys": [
      "347 PROSPECT AVE PRINCETON NJ 08540"
    ],
    "zipKeys": [
      "347 PROSPECT AVE 08540"
    ]
  },
  "effective_unit_count": 1,
  "effective_unit_count_source": "MOD-IV"
}

MOD-IV

{
  "pams_pin": "1114_7801_22",
  "county_code": "11",
  "district_code": "14",
  "block": "7801",
  "lot": "22",
  "qualifier": "",
  "property_location": "347 PROSPECT AVE",
  "property_class": "2",
  "bldg_class": "18",
  "bldg_desc": "2S F 2G",
  "land_desc": "0.57A",
  "year_built": 1970,
  "living_sqft": null,
  "dwelling_units": 1,
  "comm_dwell": null,
  "land_value_cents": "53450000",
  "improvement_value_cents": "34900000",
  "net_value_cents": "88350000",
  "last_yr_tx_cents": "2352761",
  "deed_date": "2021-04-09",
  "deed_book": "06439",
  "deed_page": "01856",
  "sale_price_cents": "104300000",
  "sales_code": "A",
  "owner_mailing_street": "347 PROSPECT AVE",
  "owner_mailing_city_state_zip": "PRINCETON NJ 08540",
  "mun_name": "PRINCETON",
  "calc_acre": "0.570000",
  "add_lots1": null,
  "add_lots2": null,
  "prop_use": null,
  "fac_name": null,
  "centroid_lon": -74.63625505115373,
  "centroid_lat": 40.35354627804892
}

SR1A

[
  {
    "id": "ddb23879-f0b0-4043-9624-40ba3566e7b8",
    "property_id": null,
    "county_code": "11",
    "district_code": "14",
    "block": "7801",
    "lot": "22",
    "qualifier": "",
    "deed_book": null,
    "deed_page": null,
    "deed_date": "2021-04-09",
    "date_recorded": "2021-05-04",
    "sale_price_cents": "104300000",
    "sr1a_year": 2021,
    "source": "sr1a"
  },
  {
    "id": "abce5de1-2ba3-40e0-9a00-6d03991d9563",
    "property_id": "e29da59c-594e-422b-a467-db62ecf32731",
    "county_code": "11",
    "district_code": "14",
    "block": "7801",
    "lot": "22",
    "qualifier": "",
    "deed_book": "6439",
    "deed_page": "1856",
    "deed_date": "2021-04-09",
    "date_recorded": "2021-04-09",
    "sale_price_cents": "104300000",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  },
  {
    "id": "59255ae0-9182-4cc8-a9df-de3e66dc6109",
    "property_id": "e29da59c-594e-422b-a467-db62ecf32731",
    "county_code": "11",
    "district_code": "14",
    "block": "7801",
    "lot": "22",
    "qualifier": "",
    "deed_book": "5247",
    "deed_page": "225",
    "deed_date": "2005-11-10",
    "date_recorded": "2005-11-10",
    "sale_price_cents": "87233300",
    "sr1a_year": null,
    "source": "modiv_rutgers"
  }
]

API record·permalink

Frequently asked questions

When was 347 Prospect Ave, Princeton, NJ last sold?: The most recent recorded sale was in 2021 for $1,043,000.
What is the assessed value of 347 Prospect Ave, Princeton, NJ?: The total municipal assessment is $883,500 (land plus improvements).
What is 347 Prospect Ave, Princeton, NJ worth?: Our model estimates a market value of $1,316,940, derived from comparable recorded sales nearby.
How many units does 347 Prospect Ave, Princeton, NJ have?: Records show 1 dwelling unit at 347 Prospect Ave, Princeton, NJ.
What kind of property is 347 Prospect Ave, Princeton, NJ?: MOD-IV classifies it as Residential 1-4 unit (class 2). Year built: 1970.

Sales history

5/4/2021$1,043,000
SR1A 2021
4/9/2021$1,043,000
MOD-IV (Rutgers)Bk 6439 / Pg 1856
11/10/2005$872,333
MOD-IV (Rutgers)Bk 5247 / Pg 225

Date	Price	Book / Page	Source
5/4/2021	$1,043,000	—	SR1A 2021
4/9/2021	$1,043,000	6439 / 1856	MOD-IV (Rutgers)
11/10/2005	$872,333	5247 / 225	MOD-IV (Rutgers)