10 South Arm Road, Andover, ME 04226

$1,620,000
Property Type: Residential Bedrooms: 20 Baths: 7 Square Footage: 9,000 Lot Size (sq. ft.): 5,488,560 Status: Active
Current Price: $1,620,000 List Date: 7/29/2025 Last Modified: 9/10/2026

Overview

Description

Once in a lifetime a commercial property becomes available that is steeped in American history while retaining its timeless elegance, offering a compelling business opportunity in a unique mountain and riverfront setting. This is that property. The Merrill House is a vast Gilded Age country estate with a storied past, on 126 acres in the beautiful mountains of Western Maine. In the early 1900s, Henry Varnum Poor (founder of Standard & Poor's, later the S&P 500) carried out the final expansion, with contributions from influential architects Stanford White and Frederick Law Olmstead. It has been home to 8 generations of the same family, the setting for a major motion picture, and a profitable retreat, event, and vacation rental venue. The property offers extensive manicured lawns, gardens, trails, and magnificent views. The main home boasts 16 bedrooms, 7 bathrooms, a stately dining room, and an impressive Great Hall for which photos do not do justice. There are also income-produci ...

Listing Details MLS# 1632191

Property Sub-Type

Property Sub-Type
Single Family Residence

Location Information

Street #
10
Street Name
South Arm
Street Type
Road
County
Oxford
Town
Andover
State/Province
ME
Zip Code
04226
Leased Land
No
Book
4356
Page
183
Map
9
Lot
19
Zoning
Mixed
Zoning Overlay
Yes
Association
No
Full Tax Amount $
11647.88
Tax Year
2024
Tree Growth Y/N
Yes

Contract Information

Original List Price
2250000

Property Information

Surveyed
Yes
Seasonal
No
Deed/Conveyance Type Offered
Warranty
Deed
All
Deed Restrictions
Yes
Bank Owned REO
No
2 Detached Houses on 1 Lot
Yes
# Rooms
31
# Bedrooms
20
# Fireplaces
14
Total Full Baths
5
Total Half Baths
2
Total Baths
7
Year Built
1791
SqFt Finished Above Grade
9000
SqFt Finished Total
9000
SqFt Source
Seller
Garage
Yes
Garage Spaces
3
Lot Size Acres +/-
126
Source of Acreage
Public Records

Water Info

Waterfront
Yes
Waterfront Amount
2600
Water Frontage Owned
2600
Water View
No
Water Body Name
Ellis River

More Information

Bedroom 1

Bedroom 1
Yes
Bedroom 1 Level
First

Bedroom 2

Bedroom 2
Yes
Bedroom 2 Level
Second

Bedroom 3

Bedroom 3
Yes
Bedroom 3 Level
Second

Bedroom 4

Bedroom 4
Yes
Bedroom 4 Level
Second

Bedroom 5

Bedroom 5
Yes
Bedroom 5 Level
Second

Bedroom 6

Bedroom 6
Yes
Bedroom 6 Level
Second

Bedroom 7

Bedroom 7
Yes
Bedroom 7 Level
Second

Bedroom 8

Bedroom 8
Yes
Bedroom 8 Level
Second

Bedroom 9

Bedroom 9
Yes
Bedroom 9 Level
Second

Bedroom 10

Bedroom 10
Yes
Bedroom 10 Level
Second

Bedroom 11

Bedroom 11
Yes
Bedroom 11 Level
Second

Bedroom 12

Bedroom 12
Yes
Bedroom 12 Level
Second

Bedroom 13

Bedroom 13
Yes
Bedroom 13 Level
Third

Den

Den
Yes
Den Level
First

Family Room

Family Room
Yes
Family Room Level
First

Great Room

Great Room
Yes
Great Room Level
First

Great Room Amenities

Cathedral Ceiling
Yes
Wood Burning Fireplace
Yes

Kitchen

Kitchen
Yes
Kitchen Level
First

Office

Office
Yes
Office Level
First

Other Room 2

Other Room 2
Yes
Other Room 2 Level
First

Room Features

Cathedral Ceiling(s)
Yes
Wood Burning Fireplace
Yes

Property Features

Site: Open; Pasture/Field; Rolling/Sloping; Well Landscaped; Wooded Location: Rural Roads: Paved; Public Source of Water Frontage: Seller Water Body Type: River View: Fields; Mountain(s); Scenic; Trees/Woods Appliances Included: Dishwasher; Dryer; Electric Range; Microwave; Refrigerator Style: Colonial Construction: Wood Frame Basement: Brick/Mortar Basement Entry: Interior Foundation Materials: Block; Brick/Mortar; Granite; Poured Concrete Roof: Composition Exterior: Wood Siding Heat System: Baseboard; Hot Water; Wood Stove Heat Fuel: Oil; Wood Water Heater: Electric Cooling: None Floors: Vinyl; Wood Amenities: 1st Floor Bedroom; Attic; Bathtub Patio and Porch Features: Deck Driveway: Gravel Parking: 21+ Spaces Vehicle Storage: 3 Car Other Structures: Barn(s); Outbuilding; Shed(s) Electric: Circuit Breakers Gas: No Gas Sewer: Private Sewer; Septic Design Available Water: Well

Room Information

Room Name Level
Den First
Family Room First
Office First
Other Room 2 First
Kitchen First
Kitchen First
Great Room First
Bedroom 1 First
Bedroom 2 Second
Bedroom 3 Second
Bedroom 4 Second
Bedroom 5 Second
Bedroom 6 Second
Bedroom 7 Second
Bedroom 8 Second
Bedroom 9 Second
Bedroom 10 Second
Bedroom 11 Second
Bedroom 12 Second
Bedroom 13 Third
IDX
Listing Office: Coldwell Banker Realty
Last Updated: September - 10 - 2026
Broker Attribution: 207-967-9900

Listing data is derived in whole or in part from the Maine IDX and is for consumers' personal, noncommercial use only. Dimensions are approximate and not guaranteed. All data should be independently verified. Copyright ©2026 Maine Real Estate Information System, Inc. All Rights Reserved. Equal Housing Opportunity.