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$735,000 Just Listed
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Property Description
Rare mixed-use investment opportunity in the heart of Newton?s thriving business district. This fully upgraded 6,300+ sq ft building offers a clear path to value with commercial use on the first floor and residential conversion potential on the second and third floors. With over $1M in capital improvements completed, the heavy lifting is done allowing investors, developers, or owner users to focus on repositioning and income potential. The third floor already includes a full kitchen, full bath, and large flex space, ideal for a one-bedroom unit or owner?s suite. The second floor features an open layout, two bathrooms, utility/storage areas, and a separate rear entrance, supporting potential for multiple residential units. The first floor remains commercial and includes a reception area, secure vestibule with two-door man trap, half bath, and side loading access, well suited for medical, professional office, retail, or restaurant use. Currently outfitted as a secure data center with cooling, fiber/data infrastructure, fire suppression, and advanced security. The basement provides additional storage and utility space. Walkable downtown location with direct access to municipal parking plus shops and restaurants. Close proximity to Starbucks, Chipotle, Five Guys, grocery, and major retailers including Walmart.
Full Property Details
Full Property Details for 170 Spring St
General
- Price: $735,000
- Taxes: $24,362 (2025)
- Status: Active
- Type: Retail
- Source: Garden_State
- MLS ID: 4022931
- Updated: Today (4/23/2026)
- Added to Site: Today
Business
- Includes: Building Only, See Remarks
Interior
- Flooring: Carpeting, Vinyl-Linoleum
Rooms
Bathrooms
- Total Bathrooms: 4
- Restrooms: 4
Additional Information
- Equipment: Fire Alarm, Kitchen Area, Restrooms - Private, Smoke Detector, Sprinkler System
Parking
- Parking: Off-Street Parking
Location
- County: Sussex
- Driving Directions: Rt 15 to Exit 34B to Newton Sparta Rd to Spring St
- Location Details: Business District
Heating & Cooling
- Cooling Type: 4+ Units, Central Air Conditioning
- Heating Type: 1 Unit
- Heating Fuel: Electric, Natural Gas
Utilities
- Sewer: Public Sewer
- Water: Public Water
- Utility Description: Electric, Natural Gas
Structural Information
- Construction: Brick/Block
- Exterior Const.: Brick/Block
- Basement: Yes
- Basement Desc.: Finished, Full, Storage
- Roof: Flat, Rubberized
- Ceiling Height: 12
- Door Dimensions: 8
- Bays: 1
- Stories in Building: 3
- Square Feet: 6,300
- Aprox. Leasable: 6,300 Sq. Ft.
- Office: 6,300 Sq. Ft.
- Year Built: 1890
Lot Features
- Lot Size (Acres): 0.06
- Lot Size: 00000.062 AC.
- Zoning: T-6
Financial Considerations
- Assessment Amount: $706,600
- Land Assmt: $103,800
- Tax Amount: $24,362
- Tax Year: 2025
Disclosures and Reports
- Ownership: Fee Simple
- Documents Avail.: Building Plans
- APN: 2815-00008-0008-00028-0000-
- Block: 8.08
- Lot Number: 28
Listed by Exp Realty, Llc
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Price & Sales History for 170 Spring St
Date
Details
Price
Change
Source
4/23/2026
Listed
$735,000
317.61%
MLS
11/30/1999
Sold
$176,000
—
Public Record
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
Tax History for 170 Spring St
Year
Property Taxes
Change
Tax Assessment
Change
2024
$27,684
39%
$915,200
107%
2022
$19,979
—
$442,800
—
2021
$19,891
2%
$442,800
—
2020
$19,585
3%
$442,800
—
2019
$18,978
1%
$442,800
—
2018
$18,877
1%
$442,800
—
2017
$18,766
2%
$442,800
—
2016
$18,465
3%
$442,800
—
2015
$17,978
13%
$442,800
—
2013
$15,864
—
$442,800
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 170 Spring St
170 Spring St, Newton, NJ 07860 (MLS# 4022931) is a Retail property. 170 Spring St is currently listed for $735,000 and was received on April 23, 2026. Want to learn more about 170 Spring St? Do you have questions about finding other Retail real estate for sale in Newton? You can browse all Newton real estate or contact a Coldwell Banker agent to request more information.

