4 Windmill Hill Rd

14,546 Sq. Ft.
$412 / Sq. Ft.
14,546
Sq. Ft.
$412
per Sq. Ft.

Description

A stone pillared entry drive by a mature rhododendron and mountain laurel hedges leads to Knollwood... a singular country estate set in the heart of New Hampshire's Monadnock region. A compelling opportunity to acquire a legacy property at a fraction of its replacement cost and on 100+ acres. Built in 1900 by Franklin MacVeagh, U. S. Secretary of the Treasury, and later owned by Ernest Henderson, founder of Sheraton Hotels, the estate has had only two owners in 124 years. From 1910-1913, President...A stone pillared entry drive by a mature rhododendron and mountain laurel hedges leads to Knollwood... a singular country estate set in the heart of New Hampshire's Monadnock region. A compelling opportunity to acquire a legacy property at a fraction of its replacement cost and on 100+ acres. Built in 1900 by Franklin MacVeagh, U. S. Secretary of the Treasury, and later owned by Ernest Henderson, founder of Sheraton Hotels, the estate has had only two owners in 124 years. From 1910-1913, President William Howard Taft used Knollwood as his occasional Summer White House, while Mark Twain spent weeks here reading Huckleberry Finn to guests... Set on a ridge of Mount Monadnock with sweeping 40-mile views, the property spans 100+ acres of gardens, forests, and vineyard—an increasingly rare offering in the Northeast. The 14,500+ sq ft Georgian residence includes 13 bedrooms, 9.5 baths, a 26-seat dining room, library, terraces, and a 120-person ballroom. Additional structures include a heated 3-car garage with apartment above and a historic barn... In addition to its appeal as a one-of-a-kind grand residential estate, Knollwood’s scale, layout, and global narrative position it for luxury retreats, weddings, or boutique hospitality ventures (subject to approvals)—offering a significantly lower basis than comparable New England opportunities. Located less than 2 hours from Boston and ~20 minutes from a private jet airport, this is a rare opportunity to acquire, reposition, and create a destination asset of lasting significance. Proof of funds required...showings by appointment only please.
  1. Listed by Andrew Peterson • Four Seasons Sotheby's International Realty

Property Details for 4 Windmill Hill Road

Zoning
RU RUR
LISTING UPDATED: 07/04/2026 01:33 PM

Property Details for 4 Windmill Hill Road

StatusActive
MLS #5097639
Days on Market25
Taxes$64,110 / year
HOA Fees-
Condo/Co-op Fees-
Property TypeSingle Family
MLS TypeResidential / Single Family
Year Built1902
Lot Size104.00 AC / 4,530,240 SF
CountyCheshire County

Location

Listing Courtesy of Four Seasons Sotheby's International Realty
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Building Information for 4 Windmill Hill Road

Stories3Year Built1902Building Size-Lot Size104.00 AC / 4,530,240 SF

Payment Calculator

$35,835 per month

30 year fixed, 6.55% Interest

Principal and Interest

$30,492

Property Taxes

$5,343

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

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Property Information for 4 Windmill Hill Road

Summary
Location and General Information
  • City: Dublin
  • County: NH-Cheshire
  • Directions: Rout 101 to Church Road to Upper Jaffrey Road to Windmill Hill Road
  • Latitude: 42.894051000000999
  • Longitude: -72.059297999999998
  • Road Frontage: TBD
  • Seasonal: No
  • State: NH
  • Street Designation: Road
  • Map: 3
  • Zip Code: 03444
Taxes and HOA Information
  • Tax Year: 2024
  • Taxes TBD: No
Parking
  • Garage: Yes
  • Garage Capacity: 6.00
  • Driveway: Gravel
Property
Lot Information
  • Block: 1
  • Lot: 0
  • Lot Features: Country Setting, Landscaped, Mountain View, View, Mountain, Rural
  • Lot Size Acres: 104.0
  • Total Finished Area: 14546.0
  • Above Grade Finished Area: 14546.0
  • Above Grade Finished Area Source: Public Records
  • Above Grade Unfinished Area: 0.0
  • AboveGradeUnfinishedAreaSource: Other
  • Below Grade Finished Area: 0.0
  • Below Grade Finished Area Source: Public Records
  • Below Grade Unfinished Area: 0.0
  • BelowGradeUnfinishedAreaSource: Public Records
  • Lot Size Square Feet: 4530240.0
  • Total Area: 14546.0
Property and Assessments
  • Assessment Amount: $3,364,745
  • Assessment Year: 2025
  • Property Class: Residential
  • Property Type: Single Family
  • Construction Status: Existing
  • Flood Zone: No
  • PreConstruction: No
  • Surveyed: Unknown
  • Year Built: 1902
  • School District: Contoocook Valley SD SAU #1
  • High School: Contoocook Valley Reg High Sch
  • Middle/Jr School: South Meadow School
  • Elementary School: Dublin Consolidated Sch
Utilities
  • Electric Company: Owned Solar & Eversource
  • Fuel Company: Discount Oil (Keene)
  • Electric: 200+ Amp Service
  • Sewer: Private
  • Water Source: Private
  • Utilities: Cable, Propane
  • Internet: Fiber Optic Internet
Interior and Exterior Features
Exterior Features
  • Construction Materials: Shingle Siding, Wood Siding
  • Roof: Asphalt Shingle
Interior Features
  • Appliances: Dishwasher, Dryer, Range Hood, Freezer, Microwave, Double Oven, Wall Oven, Refrigerator, Washer, Gas Stove, Owned Water Heater
  • Basement: Yes
  • Basement Access Type: Interior
  • Basement Description: Partial
  • Rooms: Level 1: Level 1: Bedroom, Level 1: Den, Level 1: Dining Room, Level 1: Foyer, Level 1: Great Room, Level 1: Kitchen, Level 1: Living Room, Level 1: Sunroom, Level 1: Utility Room
  • Rooms: Level 2: Level 2: Bedroom, Level 2: Bonus Room, Level 2: Primary Bdm Ste
  • Rooms: Level 3: Level 3: Bedroom
  • Flooring: Hardwood
  • Heating: Oil, Forced Air
  • Cooling: Wall AC Units
  • Total Stories: 3
  • Rooms Total: 25
  • Bathrooms Full: 9
  • Bathrooms Half: 1
  • Bathrooms One Quarter: 0
  • Bathrooms Three Quarter: 0
  • Bedrooms Total: 13
  • Bathrooms Total: 10
Room Information
Room 1
  • Room Dimensions: 29x57 FP
  • Room Level: 1
  • Room Type: Great Room
Room 2
  • Room Dimensions: 17.6x15+ 7.2x14.5
  • Room Level: 1
  • Room Type: Kitchen
Room 3
  • Room Dimensions: 21.6x30,7
  • Room Level: 1
  • Room Type: Dining Room
Room 4
  • Room Dimensions: 26x21 FP
  • Room Level: 1
  • Room Type: Foyer
Room 5
  • Room Dimensions: 16x20 FP
  • Room Level: 1
  • Room Type: Living Room
Room 6
  • Room Dimensions: 18x21 FP
  • Room Level: 1
  • Room Type: Den
Room 7
  • Room Dimensions: 12x14.5
  • Room Level: 1
  • Room Type: Bedroom
Room 8
  • Room Dimensions: 19.5x14.6 FP
  • Room Level: 1
  • Room Type: Bedroom
Room 9
  • Room Dimensions: 9.9x17.5
  • Room Level: 1
  • Room Type: Sunroom
Room 10
  • Room Dimensions: 11x12
  • Room Level: 1
  • Room Type: Utility Room
Room 11
  • Room Dimensions: 29x17 FP
  • Room Level: 2
  • Room Type: Primary BR Suite
Room 12
  • Room Dimensions: 29x18.5 FP
  • Room Level: 2
  • Room Type: Bedroom with Bath
Room 13
  • Room Dimensions: 22x18
  • Room Level: 2
  • Room Type: Bedroom
Room 14
  • Room Dimensions: 21.6x15 FP
  • Room Level: 2
  • Room Type: Bedroom
Room 15
  • Room Dimensions: 12.6x18.4
  • Room Level: 2
  • Room Type: Bedroom
Room 16
  • Room Dimensions: 15x13
  • Room Level: 2
  • Room Type: Bedroom
Room 17
  • Room Dimensions: 12x12
  • Room Level: 2
  • Room Type: Bedroom
Room 18
  • Room Dimensions: 16x13+21x12
  • Room Level: 2
  • Room Type: Bonus Room
Room 19
  • Room Dimensions: 26.5x18.6FP
  • Room Level: 3
  • Room Type: Bedroom
Room 20
  • Room Dimensions: 22x14
  • Room Level: 3
  • Room Type: Bedroom
Room 21
  • Room Dimensions: 18x16
  • Room Level: 3
  • Room Type: Bedroom
Room 22
  • Room Dimensions: 11.6x13.7
  • Room Level: 2
  • Room Type: Bedroom

Property History for 4 Windmill Hill Road

DateEvent & SourcePriceAppreciation
Jul 1, 2026

Expired

New England Real Estate Network #5059572

Jul 1, 2026

Listed (Active)

New England Real Estate Network #5097639

$5,999,000
Sep 3, 2025

Temporarily Off Market

New England Real Estate Network #5059572

DateEvent & SourcePrice
07/01/2026

Expired

New England Real Estate Network #5059572

07/01/2026

Listed (Active)

New England Real Estate Network #5097639

$5,999,000
09/03/2025

Temporarily Off Market

New England Real Estate Network #5059572

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 4 Windmill Hill Road

Taxable ValueLand$575,845Additions$2,788,900Total$3,364,745
Tax Record2025$59,287 ($4,941 / month)
Home Facts
Beds13Baths9.5Total Finished SqFt14,546 SqFtAbove Grade Finished SqFt14,546 SqFtStories3Lot Size3,267,000 SqFtStyleSingle Family ResidenceYear Built1902ZoningRU RURCountyCHESHIREAPNDUBL M:00003 B:000001 L:000000

Schools near 4 Windmill Hill Road

This home is within Contoocook Valley School District.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 5 to 8
Public - 9 to 13
Private - 9 to 12
Rating
School
Distance
Dublin Consolidated School
PublicK to 5

South Meadow School
Public5 to 8

Conval Regional High School
Public9 to 13

Dublin School
Private9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Similar Homes

4 Windmill Hill Road is a single family home for sale in Dublin, NH 03444. This property was listed for sale on July 1, 2026 by Four Seasons Sotheby's International Realty, it's currently listed at $5,999,000. This listing's school district is Contoocook Valley School District. Nearby schools include Dublin Consolidated School, South Meadow School and Conval Regional High School. 4 Windmill Hill Road is a 13-bed, 10-bath, 14,546 sqft single family home built in 1902.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Four Seasons Sotheby's International Realty

Copyright 2026 PrimeMLS, Inc. All rights reserved. This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on this Site comes in part from the IDX Program of PrimeMLS. The information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated 07/26/2026 02:29 PM