20 Island Trl Sparta, NJ $ 3,985,000
20 Island Trl
$ 3,985,000
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20 Island Trl

Sparta, NJ, 07871
$ 3,985,000
Bedrooms5 Baths6.1 Sq 6,100

Monthly Estimate*

$ 24,861

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Single Family Home for sale in Sparta, NJ

for $3,985,000 with 5 bedrooms and 6 full baths, 1 half bath. This 6,100 square foot home was built in 1929 on a lot size of 0.91.

Exquisite Luxury Lakefront home. A rare opportunity to own a premier residence on a private island home to only 34 beautiful lakefront properties. This 5 BR 6.1 BA estate like masterpiece is packed with exceptional quality and timeless design. Set on a sweeping lawn with a large lakefront patio, this home delivers upscale lake living and privacy with its resort style pool, cabana and new boathouse offering direct access to lake adventures. Entertain in style with a new gourmet kitchen featuring a wood burning stone fireplace and french doors that lead out to your outdoor cooking station complete with cooking fireplace and inviting patios. Retreat to the second floor primary suite equipped with a full bath, walk in closet, stone fireplace, sitting room with a covered porch to take in lake views. Spacious second floor office wing with a private bath and separate entrance providing a comfortable and substantial work environment. Greet your guests with a unique bar room off the foyer then step into the rustic living enjoying wonderful lake views and gather around a cozy fireplace. The finished basement includes an exercise room, full bath with a seam room and wine storage. A lifestyle unmatched just an hour from Manhattan.

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Single Family Active

Price

$ 3,985,000

Bedrooms

5

Full Bath

6

Half Bath

1

Property Type

Single Family

Taxes

$ 56,149

Style

Custom Home

Lot Size

0.91

Year Built

1929

Town/City

Sparta

County/Region

Sussex

MLS | Web ID

3991458

Features
Interior
Interior Amenities BarWet CeilBeam Drapes CeilHigh SmokeDet TubShowr WlkInCls
Basement Finished
Flooring Stone Tile Wood
Total Fireplaces 3
Fireplace Features Bedroom 1 Family Room Kitchen
Other Room 1 Level Basement
Kitchen Level First
Living Room Level First
Other Room 4 Level Basement
Dining Room Level First
Den Level First
Other Room 2 Level First
Other Room 3 Level Second
Family Room Level First
In-Law Suite Yes
Fuel Type Gas-Propane Owned Oil Tank Above Ground - Inside
Half Baths 1
Total Bedrooms 5
Kitchen Dimensions 24x20
Kitchen Features Center Island Country Kitchen Eat-In Kitchen Pantry Separate Dining Area
Den Dimensions 19x9
In-Law Suite Description Bedroom 1 Full Bath
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General
Sewer Septic 5+ Bedroom Town Verified
Heating 3 Units Baseboard - Hotwater
Cooling 4+ Units Central Air
Utilities Electric Gas-Natural Gas-Propane
Possession neg
Roof Asphalt Shingle
Appliances Carbon Monoxide Detector Cooktop - Gas Dishwasher Dryer Generator-Built-In Wall Oven(s) - Electric Washer
Zoning res
HOA Fee 2800
Garage Spaces 2
Architectural Style Custom Home
Pool Features Gunite Heated In-Ground Pool Outdoor Pool
Pets Allowed Yes
Year Built 1929
Garage Attached Garage Garage Door Opener Oversize Garage
Township Sparta Twp.
Application Fee 5500
Tax Year 2024
Ownership Fee Simple
Assoc Fee Paid Per Annually
County Sussex
Association Amenities Billiards Room Boats - Gas Powered Allowed Club House Jogging/Biking Path Lake Privileges Playground Pool-Outdoor Tennis Courts
Subdivision Name Lake Mohawk
Total Rooms 12
Full Baths 6
Status Active
Directions 80 W to 15 N to Lake Mohawk Business district exit. R off exit L on Winona Pkwy. Go across Plaza to W Shore Trl through GATE* L on Island Trl go L
High School SPARTA
Open Parking Spaces 4
Elementary School SPARTA
Tax Annual Amount 56149
Middle/Junior High School SPARTA
Drive 2 Car Width Additional Parking Blacktop
Standard Status Active
Tax Assessed Value 1564500
Town # 2820
Tax Lot 4
Primary Style Custom Home
Sub Property Type Single Family
Community Living Yes
Farm Assessment No
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Exterior
Exterior Amenities Barbeque Deck Dock Gazebo MetalFnc OutBld/s Patio StrmDoor StrmWind ThrmlW&D Sprinklr
Pool Yes
Lot Features Lake Front Lake/Water View Waterfront
Water Source Association
Exterior Description Brick Stone
Lot Dimensions 100X391 LMCC
Lot Size Acres 0.91
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* Excluded Features
List By
Deirdre C. Good

Listing Agent

Weichert Realtors

Broker

Sparta

Office

Affordability Calculator

$29,540
Per Month
84%
16%
0%
Monthly Principal & Interest
$24,861
Monthly Property Taxes
$4,679
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
291295 Elementary School
290761 Middle School
Sparta High School High School
Pricing History
DatePricePrice ChangeDescription
10/9/2025$3,985,000 Listed Price

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20 Island Trl, Sparta, NJ, 07871 is a Single Family Home for sale at $3,985,000 with 6,100 sqft and a lot size of 0.91. 20 Island Trl has 5 bedrooms, 6.1 baths, and was built in 1929. The property's zip code is 07871 which is in Sparta, NJ