Welcome to 18 Mill Island Road, where one-floor living is at its best, surrounded by woods and the quiet natural beauty of Arrowsic. Set on nearly 4 private acres, this thoughtfully designed home offers over 3,400 square feet of living space with 3 bedrooms, 5 bathrooms, and a layout that seamlessly blends comfort, functionality, and privacy. True one floor living - this custom home includes 3 bedrooms w/ en-suite bathrooms, a chef's kitchen & suite of Viking appliances, open eat-in kitchen, living room with cathedral ceilings, skylights, gas fireplace, brand new hardwood hickory floors (2026), radiant heat, attached 2-car garage w/ direct entry to custom pantry and laundry. Separate formal dining area, finished walkout basement w/ half bath, workshop over the heated garage, automatic generator, wrap-around farmers porch, oversized entertaining deck and above ground pool. Each bedroom has an en-suite bath, or retreat to the oversized primary suite featuring a Jacuzzi tub, multi-nozzle shower, custom built-ins, and a spacious walk-in custom closet. French doors lead directly from the primary suite to an expansive rear deck that spans the entire length of the home, creating a seamless connection to the outdoors. Designed for comfort in every season, the home features radiant floor heating and heat pumps for efficient heating and cooling throughout. The finished daylight walkout lower level provides flexible space for a home office, fitness area, or guest overflow, along with abundant storage. Outside, nature takes center stage. Surrounded by mature trees, peaceful woodland views from every window, the property offers privacy and a true sense of retreat. The expansive rear deck is ideal for entertaining or simply taking in the tranquility of a private wooded setting. Minutes away-Sewall Pond and Reid State Park! A rare opportunity to enjoy comfort, space, and nature in one of Maine's most sought-after coastal communities!
Single-familyProperty Type
2003Year Built
3.8 acresLot Size
$274Price/Sq.Ft.
2 garage spacesParking
Listed by Sarah Singer Ellen Domingos• Portside Real Estate Group
Bought with Elisabeth Cardali• Portside Real Estate Group
Est. $3,882 per month, based on comparable rentals
Sale and tax history for 18 Mill Island Rd
Sale History
Tax History
Date
Event
Price
MREIS #1671071
Sep 15, 2026
Sold
$950,000
$274/sq ft
Aug 16, 2026
Price Changed
$965,000
$278/sq ft
Jul 14, 2026
Listed
$985,000
$284/sq ft
MREIS #1057631
Jul 29, 2013
Sold
$417,000
$120/sq ft
+20
Spacious Quality construction Contemporary on 5.8 private acres. Gourmet kit. w/ Viking appliances, cherry floors, radiant heat, open concept, each bedroom has own bath.
Year
Property tax
Land + Additions
Assessment*
2025
$6,455 (+7.5%)
$76,700 + $374,700
$451,400
2024
$6,004 (+19.3%)
$76,700 + $374,700
$451,400
2023
$5,033 (+6.7%)
$76,700 + $374,700
$451,400
2022
$4,717
$76,700 + $374,700
$451,400
2021
$4,717 (+9.4%)
$76,700 + $374,700
$451,400
2020
$4,311 (+4.7%)
$76,700 + $374,700
$451,400
2018
$4,119 (+1.8%)
$76,700 + $220,700
$297,400
2017
$4,045 (+1.4%)
$76,700 + $220,700
$297,400
2016
$3,988 (+4.8%)
$76,700 + $220,700
$297,400
2015
$3,807
$76,700 + $220,700
$297,400
2014
$3,807
$76,700 + $220,700
$297,400
Public record
Beds
3
Baths
4
Stories
—
Lot width
—
Lot depth
—
Lot size
6.6 Acres
Year renovated
—
Sq. Ft.
2,992
Year built
2003
Style
Single Family Residential
County
Sagadahoc County
APN
886534
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 27, 2026.
Property details
Parking
Parking Information
Has Garage
Attached Garage: Yes
# of Garage Spaces: 2
Parking Features: Gravel, 5 - 10 Spaces, On Site, Off Street, Inside Entrance
Vehicle Storage: 2 Car, Attached, Auto Door Opener, Heated, Storage Above