New construction

$349,900

21 Riley St, Williamstown, NJ 08094

3beds

1,567sqft

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Single Family Residence

Built in 2023

3,049 Square Feet Lot

$348,300 Zestimate^®

$223/sqft

$100/mo HOA

What's special

End unit

OPEN HOUSE 6/6/26 - 12PM-2PM Listing agent - Matt Boyd. See details for how to show. Lets keep it simple - is everything you could possibly want. Its essentially brand new! It has a cheap HOA, which covers landscaping, snow, and trash. The home is located 25 minutes from Philly, and is located just minutes from the expressway. There is tons of shopping and dining within a 5 mile radius. Not only was the home just built a few years ago, but it is an end unit.

15 days

933

77

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Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 3
Full bathrooms: 2
1/2 bathrooms: 1
Main level bathrooms: 3
Main level bedrooms: 3

Basement

Area: 0

Heating

Forced Air, Natural Gas

Cooling

Central Air, Natural Gas

Appliances

Included: Dishwasher, Dryer, Microwave, Oven/Range - Gas, Refrigerator, Washer, Gas Water Heater

Features

Has basement: No
Has fireplace: No

Interior area

Total structure area: 1,567
Total interior livable area: 1,567 sqft
Finished area above ground: 1,567
Finished area below ground: 0

Property

Parking

Parking features: Driveway
Has uncovered spaces: Yes

Accessibility

Accessibility features: None

Features

Levels: Three
Stories: 3
Pool features: None

Lot

Size: 3,049 Square Feet

Details

Additional structures: Above Grade, Below Grade
Parcel number: 1114401 0100095
Zoning: RESIDENTIAL
Special conditions: Standard

Construction

Type & style

Home type: SingleFamily
Property subtype: Single Family Residence
Attached to another structure: Yes

Materials

Vinyl Siding
Foundation: Slab

Condition

Excellent
New construction: Yes
Year built: 2023

Utilities & green energy

Sewer: Public Sewer
Water: Public

Community & HOA

Community

Subdivision: Hamilton Greene

HOA

Has HOA: Yes
HOA fee: $100 monthly

Location

Region: Williamstown
Municipality: MONROE TWP

Financial & listing details

Price per square foot: $223/sqft
Tax assessed value: $218,600
Annual tax amount: $8,239
Date on market: 5/29/2026
Listing agreement: Exclusive Right To Sell
Ownership: Fee Simple

Estimated market value

$348,300

$331,000 - $366,000

$2,882/mo

Price history

Date	Event	Price
5/29/2026	Listed for sale	$349,900+13%$223/sqft
Source: Bright MLS #NJGL2073880 Report a problem
11/9/2023	Sold	$309,628$198/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$8,005 +314%	$218,600 +314%
2024	$1,934 +0.7%	$52,800
2023	$1,919	$52,800
2022	--	--

Find assessor info on the county website

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All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.

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