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$775,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 4 Full Baths
  • 3,596 Sq. Ft.
  • 1.25 Acres
  • 4 Car Garage
  • Updated 6 hours ago
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Beautiful post and beam home set on 1.25 well-kept acres with a four-car garage and separate in-law apartment. Welcome to 23 Bonnie Lane, Union, a 3 bedroom, 3 full bath property offering three levels of living, entertaining and enjoyment. Warm wood beams and cathedral ceilings create timeless character throughout the main house. The open concept kitchen and dining area flow into a step-down living room featuring a woodstove with brick hearth and chimney. The spacious main floor primary bedroom is bright and inviting, enhanced by recently added transom windows and an ensuite bath with tile shower and double vanity. A guest bedroom with beamed ceiling and built-ins, full hall bath and convenient first-floor laundry complete the main level. The second floor suite offers a kitchenette, desk area, generous sleeping space and full bath. The finished basement provides additional entertaining space with v-match finishes and a dedicated gym area. A mudroom connects to four heated garage bays with heat pumps and automatic openers for year-round comfort. Above the garage, a fully equipped in-law apartment includes a full kitchen with dishwasher, heat pump, full bath, laundry and private balcony. Outside, enjoy a fenced yard, paved driveway, large deck and a 16-person swim spa with pergola, plus wood and tractor sheds. Conveniently located just 20 minutes to Camden or Rockland and under an hour to Augusta. Several freshwater ponds and lakes are nearby, along with abundant opportunities for fishing, hiking and outdoor recreation. Virtual tour available.

Full Property Details for 23 Bonnie Ln

General

  • Price: $775,000
  • Taxes: $7,049 (2025)
  • Status: Active
  • Type: Single Family
  • Source: MREIS
  • MLS ID: 1652563
  • Updated: 2/23/2026
  • Added to Site: 1 day(s) ago

Interior

  • Number of Rooms: 10
  • Interior Features: In-Law Apartment, 1st Floor Bedroom, 1st Floor Primary Bedroom w/Bath, One-Floor Living, Other, Shower, Storage, Primary Bedroom w/Bath
  • Fireplace: Yes
  • Number of Fireplaces: 1
  • Appliances: Other, Washer, Refrigerator, Microwave, Gas Range, Electric Range, Dryer, Dishwasher
  • Flooring: Wood, Tile, Carpet

Rooms

Bathrooms

  • Total Bathrooms: 4
  • Full Bathrooms: 4

Bedrooms

  • Total Bedrooms: 4

Other Rooms

  • Laundry: Laundry - 1st Floor, Upper Level, Main Level

Additional Information

  • Pool: Yes
  • Pool Description: Above Ground
  • Spa: Yes
  • Equipment: Internet Access Available, Generator

Exterior

  • Exterior Features: Animal Containment System
  • Porch/Patio/Deck: Deck, Porch

Parking

  • Attached garage: Yes
  • Garage Spaces: 4
  • Parking Features: Heated, Auto Door Opener, 5 - 10 Spaces, Paved, On-Site Parking, Inside Entrance, Off Street

Location

  • County: Knox

Heating & Cooling

  • Air Conditioning: Yes
  • Cooling Type: Heat Pump
  • Heating Type: Zoned, Hot Water, Heat Pump, Baseboard

Utilities

  • Sewer: Private Sewer
  • Water: Private

Structural Information

  • Architectural Style: Contemporary
  • Structure Type: Post & Beam
  • Construction: Wood Siding, Clapboard, Other, Wood Frame
  • Roof: Pitched, Shingle
  • Windows: Double Pane Windows
  • Building Size: 3596
  • Square Feet: 3,596
  • Sq. Ft. Source: Other
  • Living Area: 3,596 Sq. Ft.
  • Finished Total: 3,596 Sq. Ft.
  • Finished Above Grnd: 2,854 Sq. Ft.
  • Finished Below Grnd: 742 Sq. Ft.
  • Year Built: 1991

Additional Structures

  • Other Structures: Outbuilding, Shed(s)

Lot Features

  • Property View: Trees/Woods
  • Lot Size (Acres): 1.25
  • Lot Size (Sq. Ft.): 54,450
  • Lot Size Source: Deed
  • Street/Road Desc.: Private Road, Gravel
  • Zoning: Rural
  • Lot Description: Well Landscaped, Open, Level, Right of Way, Near Golf Course, Near Shopping, Near Town, Rural
  • Fencing (Description): Fenced

Financial Considerations

  • Tax Amount: $7,049
  • Tax Year: 2025

Disclosures and Reports

  • Lot Number: 26-3

Listed by Legacy Properties Sotheby's International Realty (207) 230-1003

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Listing agent

— 23 Bonnie Ln —

  • Legacy Properties Sotheby's International Realty

    207-230-1003

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 23 Bonnie Ln

School District:School Administrative District 40
NameGradesDistance
Union Elementary School
1070 Heald Highway, Union, ME 04862
PK-61.8 mi
Medomak Middle School
318 Manktown Road, Waldoboro, ME 04572
7-87.8 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 23 Bonnie Ln Get Price Alerts and Save Property

Date
Details
Price
Change
Source
2/23/2026
Listed
$775,000
298.46%
MLS
10/03/2016
Sold
$194,500
—
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 23 Bonnie Ln

Year
Property Taxes
Change
Tax Assessment
Change
2025
$7,049
14%
$530,000
47%
2024
$6,206
11%
$360,800
—
2023
$5,592
21%
$360,800
16%
2022
$4,610
28%
$311,500
56%
2021
$3,613
4%
$199,600
4%
2020
$3,463
-2%
$192,400
—
2019
$3,521
3%
$192,400
—
2018
$3,425
13%
$192,400
—
2017
$3,040
13%
$192,400
20%
2016
$2,702
4%
$159,900
—
2015
$2,590
2%
$159,900
—
2014
$2,542
5%
$159,900
—
2013
$2,410
—
$159,600
—
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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*These costs are estimates, and the interest rates assume exceptional credit standing.

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NMLS#: 1598647

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Listed by Legacy Properties Sotheby's International Realty (207) 230-1003

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23 Bonnie Lane, Union, ME 04862 (MLS# 1652563) is a Single Family property with 4 bedrooms and 4 full bathrooms. 23 Bonnie Lane is currently listed for $775,000 and was received on February 23, 2026. Want to learn more about 23 Bonnie Lane? Do you have questions about finding other Single Family real estate for sale in Union? You can browse all Union real estate or contact a Coldwell Banker agent to request more information.

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