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$599,000 -$76,000 (-11.26%) Price Reduced

  • For Sale
  • Active
  • Single Family
  • 2 Beds
  • 1 Full Bath
  • 1,007 Sq. Ft.
  • Updated 4 days ago
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Steps from the towpath, this charming detached cottage on a double lot is ready for your renovation ideas. Road frontage on both South Union and Wilson Streets, leaves room for expanding the current home or potential new construction. A slate walkway from the parking area, featuring four spaces, leads past a shed and through garden beds to a backyard patio. Inside, the bright main room has natural light and wood floors. The kitchen adjoins the bath, and a back bedroom completes the first floor. Upstairs, a loft bedroom adjoins a loft, perfect for storage. This home has curb appeal, a lovely yard, and is near all of the river activities, shops and restaurants of popular Lambertville.

Full Property Details for 56 S Union St

General

  • Price: $599,000
  • Taxes: $9,259 (2026)
  • Status: Active
  • Type: Single Family
  • Source: Garden_State
  • MLS ID: 4047529
  • Updated: 10/2/2026
  • Added to Site: 50 day(s) ago

Interior

  • Number of Rooms: 5
  • 2nd Floor/Level 2: 1 Bedroom, Attic, Loft, Storage Room
  • 1st Floor/Level 1: 1 Bedroom, Bath Main, Kitchen, Living Room
  • Lower Level: Outside Entrance, Storage Room, Workshop
  • Interior Features: Carbon Monoxide Detector, Fire Extinguisher, Smoke Detector, Tub Shower
  • Number of Fireplaces: 1
  • Fireplace(s): Wood Stove-Freestanding
  • Appliances: Dishwasher, Dryer, Gas Range and Oven, Refrigerator, Sump Pump, Washer
  • Flooring: Carpeting, Vinyl-Linoleum, Wood

Rooms

Bathrooms

  • Total Bathrooms: 1
  • Full Bathrooms: 1

Bedrooms

  • Total Bedrooms: 2
  • Bedroom 1: 16 x 14, Second
  • Bedroom 2: 8 x 16, First

Other Rooms

  • Living Room: 16 x 12, First
  • Kitchen: Galley Type, 8 x 10, First
  • Attic: 13 x 22, Second
  • Attic: Second

Exterior

  • Exterior Features: Curbs, Patio, Sidewalk, Storage Shed, Wood Fence
  • Color: White

Parking

  • Uncovered Spaces: 4

Location

  • County: Hunterdon
  • Driving Directions: From center of Lambertville, take South Union St. and property on your left

School Information

  • Elementary School: LAMBERTVLE
  • Middle School: S.HUNTERDN
  • High School: S.HUNTERDN

Heating & Cooling

  • Cooling Type: Wall A/C Unit(s)
  • Heating Type: 1 Unit, Forced Hot Air
  • Heating Fuel: Natural Gas, Oil Tank Above Ground - Inside
  • Water Heater: From Furnace

Utilities

  • Sewer: Public Sewer
  • Water: Public Water
  • Utility Description: Natural Gas, Cable TV Available, Garbage Included

Structural Information

  • Architectural Style: Cottage
  • Basement: Yes
  • Basement Desc.: Bilco-Style Door, Unfinished
  • Roof: Asphalt Shingles
  • Square Feet: 1,007
  • Year Built: 1920

Lot Features

  • Lot Size (Acres): 0.08
  • Lot Size: 20 x 181
  • Driveway/Sidewalk: Fencing, Gravel, Off-Street Parking, On-Street Parking
  • Zoning: R2
  • Lot Description: Level Lot

Financial Considerations

  • Assessment Amount: $402,700
  • Land Assmt: $317,000
  • Tax Amount: $9,259
  • Tax Year: 2026

Disclosures and Reports

  • Ownership: Fee Simple
  • Disclosures: Yes
  • APN: 1917-01051-0000-00018-0000-
  • Block: 1051
  • Lot Number: 18

Listed by River Valley Realty Llc

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Listing agent

— 56 S Union St —

  • River Valley Realty Llc

609-397-3007

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 56 S Union St

School District:South Hunterdon Regional School District
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 56 S Union St Get Price Alerts and Save Property

Date
Details
Price
Change
Source
10/02/2026
Price Reduced
$599,000
-11.26%
MLS
9/08/2026
Price Reduced
$675,000
-10%
MLS
8/18/2026
Listed
$750,000
—
MLS
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 56 S Union St

Year
Property Taxes
Change
Tax Assessment
Change
2025
$8,418
1%
$402,700
8%
2024
$8,331
8%
$372,000
9%
2022
$7,734
3%
$339,800
1%
2021
$7,480
4%
$334,800
2%
2020
$7,214
8%
$329,800
2%
2019
$6,664
5%
$324,800
7%
2018
$6,355
6%
$304,800
3%
2017
$6,017
7%
$294,800
5%
2016
$5,599
1%
$279,800
2%
2015
$5,529
-17%
$274,100
-13%
2019
$6,664
32%
$314,800
15%
2013
$5,060
—
$274,100
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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NMLS#: 1598647

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Listed by River Valley Realty Llc

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56 S Union St, Lambertville, NJ 08530 (MLS# 4047529) is a Single Family property with 2 bedrooms and 1 full bathroom. 56 S Union St is currently listed for $599,000 and was received on August 18, 2026. Want to learn more about 56 S Union St? Do you have questions about finding other Single Family real estate for sale in Lambertville? You can browse all Lambertville real estate or contact a Coldwell Banker agent to request more information.

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