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$7,000,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 7 Beds
  • 8 Full Baths
  • 1 Partial Bath
  • 4 Car Garage
  • Updated 19 hours ago
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Set behind a gated entrance on 9+ private acres, 89-91 Mosle Road is a rare dual-residence estate offering luxury, privacy, and resort-style living. The 7BR, 8.1BA main house (91) features a dramatic 2-story foyer with herringbone floors, elegant formal rooms, a cherry-paneled office, and a stunning sunken great room with coffered ceiling and fieldstone fireplace. The newly reimagined 2024 Arclinea chef's kitchen is a showstopper with Wolf/Sub-Zero/Cove appliances, oversized island with dining table, built-in coffee bar, and separate prep kitchen. A private primary wing offers fireplace, multiple walk-in closets, and a spa-like bath with heated floors and Porcelanosa fixtures. The walk-out lower level includes a pub-style bar and billiards room, wine cellar, media/recreation space with projector, gym, and abundant storage. The 3BR, 4.1BA guest house (89) is a modern farmhouse retreat with 12' ceilings, cathedral living room with barnwood beams, two-story double-sided fieldstone fireplace, and walls of windows overlooking the grounds. Designer kitchen with marble counters and Bertazzoni range, first-floor primary suite, upper-level loft and en-suite bedrooms, plus a full gym and dedicated altitude training room. Resort-caliber grounds include expansive bluestone patios, heated pool with spa, fully equipped pool house, gated drive, lush lawns, and exceptional privacy in the heart of the Somerset Hills.

Full Property Details for 89-91 Mosle Rd

General

  • Price: $7,000,000
  • Taxes: $67,701 (2024)
  • Status: Active
  • Type: Single Family
  • Source: Garden_State
  • MLS ID: 4010404
  • Updated: Today (2/19/2026)
  • Added to Site: Today

Interior

  • Number of Rooms: 16
  • 2nd Floor/Level 2: 4 Or More Bedrooms, Bath Main, Bath(s) Other
  • 1st Floor/Level 1: Bedroom 1, Other Bath, Foyer, GarEnter, Laundry Room, Library, MudRoom, Pantry
  • Lower Level: Other Bath, Exercise Room, GameRoom, Rec Room, Storage Room, Utility Room
  • Interior Features: Wet Bar, Beam Ceilings, Carbon Monoxide Detector, Cedar Closets, Drapes, High Ceilings, Jacuzzi-Type Tub, Security System, Smoke Detector, Steam, Walk-In Closet, Window Treatments
  • Number of Fireplaces: 5
  • Fireplace(s): Bedroom 1, Family Room, Library, Living Room, Rec Room
  • Appliances: Carbon Monoxide Detector, Central Vacuum, Dishwasher, Dryer, Generator-Built-In, Instant Hot Water, Microwave, Refrigerator, Wall Oven(s) - Gas, Washer, Wine Refrigerator
  • Flooring: Marble, Stone, Tile, Wood

Rooms

Bathrooms

  • Total Bathrooms: 9
  • Full Bathrooms: 8
  • Half Bathrooms: 1

Bedrooms

  • Total Bedrooms: 7
  • Primary Bedroom: Dressing Room, Fireplace, Full Bath, Sitting Room, Walk-In Closet
  • Bedroom 1: 28 x 33, Second
  • Bedroom 2: 19 x 24, Second
  • Bedroom 3: 21 x 14, Second
  • Bedroom 4: 17 x 17, Second

Other Rooms

  • Living Room: 19 x 23, First
  • Family Room: 35 x 40, First
  • Kitchen: Center Island, Eat-In Kitchen, Pantry, 38 x 26, First
  • Dining Room: Formal Dining Room, 19 x 24, First
  • Office: 16 x 16, First
  • Library: 18 x 23, First
  • MudRoom: 17 x 18, First
  • Bedroom: 19 x 22, Second

Additional Information

  • Pool: Yes
  • Pool Description: Gunite, Heated, In-Ground Pool

Exterior

  • Exterior Features: Barbecue, OutDrKit, Sprinklr

Parking

  • Garage: Yes
  • Garage Spaces: 4
  • Garage Description: Attached Garage, Garage Door Opener, Oversize Garage

Location

  • County: Somerset
  • Driving Directions: Main Street Gladstone to Mendham Rd to Mosle Rd - property entrance on left. Hilltop to Pleasant Valley Rd to Mosle Rd- property entrance on right

Heating & Cooling

  • Cooling Type: 4+ Units, Central Air Conditioning
  • Heating Type: 4+ Units, Forced Hot Air, Radiant - Electric
  • Heating Fuel: Natural Gas
  • Water Heater: Gas

Utilities

  • Sewer: Septic
  • Water: Well
  • Utility Description: All Underground, Natural Gas, See Remarks, Fiber Optic

Structural Information

  • Architectural Style: Custom Home, Colonial, Extra House on Lot, Custom Home
  • Basement: Yes
  • Basement Desc.: Finished, Walk-Out
  • Roof: Wood Shingle
  • Year Built: 2002
  • Remodeled/Updated: 2022

Lot Features

  • Lot Size (Acres): 9
  • Lot Size: 9
  • Driveway/Sidewalk: Crushed Stone, Paver Block
  • Lot Description: Open Lot

Financial Considerations

  • Assessment Amount: $1,148,600
  • Land Assmt: $370,700
  • Tax Amount: $67,701
  • Tax Year: 2024

Disclosures and Reports

  • Ownership: Fee Simple
  • Disclosures: Yes
  • APN: 2715-00005-0000-00013-0000-
  • Block: 5
  • Lot Number: 13

Listed by Prominent Properties Sir

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Listing agent

— 89-91 Mosle Rd —

  • Prominent Properties Sir

908-202-8058

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 89-91 Mosle Rd

School Districts:Mendham Township School District, West Morris Regional School District
NameGradesDistance
Mendham Twp Elementary School
18 West Main Street, Mendham Township, NJ 07926
PK-44.7 mi
Mendham Twp Middle School
16 Washington Valley Road, Mendham Township, NJ 07926
5-85.9 mi
West Morris Mendham High School
65 East Main Street, Mendham Township, NJ 07945
9-123.3 mi
Disclaimer: School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 89-91 Mosle Rd Get Price Alerts and Save Property

Date
Details
Price
Change
Source
2/19/2026
Listed
$7,000,000
133.33%
MLS
6/02/2021
Sold
$3,000,000
—
Public Record
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 89-91 Mosle Rd

Year
Property Taxes
Change
Tax Assessment
Change
2024
$49,588
2%
$3,157,500
15%
2022
$48,823
—
$2,744,100
3%
2022
$48,823
51%
$2,656,300
15%
2021
$32,281
—
$2,310,800
8%
2021
$32,281
-28%
$2,138,000
-11%
2018
$44,946
-5%
$2,393,300
-4%
2017
$47,464
—
$2,495,500
1%
2016
$47,338
3%
$2,466,800
1%
2015
$45,909
2%
$2,436,800
1%
2019
$44,899
4%
$2,401,000
3%
2013
$43,079
—
$2,328,900
—
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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Listed by Prominent Properties Sir

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89-91 Mosle Rd, Peapack Gladstone Boro, NJ 07931 (MLS# 4010404) is a Single Family property with 7 bedrooms, 8 full bathrooms and 1 partial bathroom. 89-91 Mosle Rd is currently listed for $7,000,000 and was received on February 19, 2026. Want to learn more about 89-91 Mosle Rd? Do you have questions about finding other Single Family real estate for sale in Peapack Gladstone Boro? You can browse all Peapack Gladstone Boro real estate or contact a Coldwell Banker agent to request more information.

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