$668,000
SOLD JUN 12, 2026

23 Bonnie Ln Union, ME 04862

4 Beds
4 Baths
3,596 Sq Ft
1.25 Acres Lot

Sale Details

Date Sold: June 12, 2026

$186 Per Sq Ft

14% Below List Price

109 Days on Market

Highlights

  • Spa
  • Deck
  • Cathedral Ceiling
  • View of Trees or Woods
  • Contemporary Architecture
  • Wood Flooring

About This Home

As of June 2026

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, a spacious three-bedroom, three full bath home featuring a full in-law apartment and offering three levels of comfortable living, enjoyment, and ample room to entertain. 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.

Last Agent to Sell the Property

Kristin Heal

Legacy Properties Sotheby's International Realty Listed on: 02/23/2026

Last Buyer's Agent

Scott Crockett

RE/MAX JARET & COHN

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $7,049

Year Built

  • Built in 1991

Lot Details

  • 1.25 Acre Lot
  • Property fronts a private road
  • Rural Setting
  • Fenced
  • Landscaped
  • Level Lot
  • Open Lot
  • Property is zoned Rural

Parking

  • 4 Car Direct Access Garage
  • Heated Garage
  • Garage Door Opener
  • Off-Street Parking

Home Design

  • Contemporary Architecture
  • Post and Beam
  • Poured Concrete
  • Wood Frame Construction
  • Pitched Roof
  • Shingle Roof
  • Wood Siding
  • Clapboard

Interior Spaces

  • 1-Story Property
  • Cathedral Ceiling
  • 1 Fireplace
  • Double Pane Windows
  • Mud Room
  • Storage
  • Views of Woods

Kitchen

  • Gas Range
  • Microwave
  • Dishwasher

Flooring

  • Wood
  • Carpet
  • Linoleum
  • Tile

Bedrooms and Bathrooms

  • 4 Bedrooms
  • En-Suite Primary Bedroom
  • In-Law or Guest Suite
  • 4 Full Bathrooms
  • Shower Only

Laundry

  • Laundry on main level
  • Dryer
  • Washer

Finished Basement

  • Basement Fills Entire Space Under The House
  • Partial Basement
  • Doghouse Basement Entry
  • Interior Basement Entry

Pool

  • Spa
  • Above Ground Pool

Outdoor Features

  • Deck
  • Shed
  • Outbuilding
  • Porch

Location

  • Property is near golf course and shops

Utilities

  • Cooling Available
  • Zoned Heating
  • Heat Pump System
  • Baseboard Heating
  • Hot Water Heating System
  • Generator Hookup
  • Power Generator
  • Private Water Source
  • Private Sewer
  • Internet Available

Community Details

  • No Home Owners Association

Listing and Financial Details

  • Tax Lot 26-3

Home Details

Home Type

Single Family

Est. Annual Taxes

$7,049

Year Built

Built in 1991

Lot Details

1.25 Acres

Parking

4

Listing Details

  • Property Sub Type: Single Family Residence
  • Prop. Type: Residential
  • Lot Size Acres: 1.25
  • Road Frontage Type: Private Road
  • Road Surface Type: Gravel
  • MLS Status: Closed
  • Above Grade Finished Sq Ft: 2854.00
  • Architectural Style: Contemporary
  • Garage Yn: No
  • Structure Type: Post & Beam
  • Year Built: 1991
  • Property Information:Seasonal: No
  • Water Info:Water View2: No
  • Dining Room:Dining Room: Dining Room
  • Living Room:Living Room: Living Room
  • Mud Room:Mud Room: Mud Room
  • Office:Office: Office
  • Exercise Room:Exercise Room: Exercise Room
  • Special Features: VirtualTour

Interior Features

  • Furnished: Unfurnished
  • Private Spa: Yes
  • Appliances: Dishwasher, Dryer, Microwave, Electric Range, Gas Range, Refrigerator, Washer, Other
  • Other Equipment: Generator, Internet Access Available
  • Has Basement: Doghouse, Interior Entry, Finished, Full, Partial
  • Full Bathrooms: 4
  • Total Bedrooms: 4
  • Below Grade Sq Ft: 742.00
  • Fireplaces: 1
  • Fireplace: Yes
  • Flooring: Carpet, Tile, Wood, Hardwood, Linoleum
  • Interior Amenities: 1st Floor Bedroom, 1st Floor Primary Bedroom w/Bath, In-Law Floorplan, One-Floor Living, Other, Shower, Storage, Primary Bedroom w/Bath
  • Window Features: Double Pane Windows
  • Dining Room Dining Room Level: First
  • Kitchen Kitchen Level: First
  • Living Room Living Room Level: First
  • Primary Bedroom Primary Bedroom Level: First
  • Bedroom 1:Bedroom 1 Level: Second

Exterior Features

  • Fencing: Fenced
  • Lot Features: Near Golf Course, Near Shopping, Near Town, Rural, Level, Open Lot, Right of Way, Landscaped
  • Pool Features: Above Ground
  • View: Trees/Woods
  • Waterfront Features: Lake/Fresh Water, Nearby, Public
  • Waterfront: No
  • Construction Type: Other, Wood Frame, Clapboard, Wood Siding
  • Exterior Features: Animal Containment System
  • Foundation Details: Poured Concrete
  • Other Structures: Outbuilding, Shed(s)
  • Patio And Porch Features: Deck, Porch
  • Roof: Pitched, Shingle

Garage/Parking

  • Attached Garage: Yes
  • Garage Spaces: 4.00
  • Parking Features: Paved, 5 - 10 Spaces, On Site, Off Street, Garage Door Opener, Inside Entrance, Heated Garage

Utilities

  • Laundry Features: Main Level, Upper Level
  • Cooling: Heat Pump
  • Cooling Y N: Yes
  • Heating: Electric, Oil, Wood, Baseboard, Heat Pump, Hot Water, Zoned
  • Heating Yn: Yes
  • Electric: Circuit Breakers, Generator Hookup
  • Sewer: Private Sewer
  • Water Source: Private

Condo/Co-op/Association

  • Association: No

Lot Info

  • Land Lease: No
  • Lot Size Sq Ft: 54450.00
  • Zoning: Rural

Tax Info

  • Tax Annual Amount: 7049.00
  • Tax Lot: 26-3
  • Tax Year: 2025

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Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Closed on
Oct 12, 2018
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$153,500
Outstanding Balance
$132,472
Interest Rate
4.5%
Mortgage Type
Unknown
Estimated Equity
$568,590

Purchase Details

Closed on
Aug 31, 2018
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$153,500
Outstanding Balance
$132,472
Interest Rate
4.5%
Mortgage Type
Unknown
Estimated Equity
$568,590

Purchase Details

Listed on
Nov 7, 2015
Closed on
Oct 4, 2016
Sold by
Bought by
Seller's Agent
Alexandra Uhll
Legacy Properties Sotheby's International Realty
Buyer's Agent
Jim Ianello
Cates Real Estate
List Price
$219,000
Sold Price
$194,500
Premium/Discount to List
-$24,500
-11.19%

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
14.18%
Original Mortgage
$155,600
Interest Rate
3.43%
Mortgage Type
New Conventional

Purchase Details

Closed on
Aug 31, 2006
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$180,000
Interest Rate
7%
Mortgage Type
Adjustable Rate Mortgage/ARM
Source: Public Records
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Type Sale Price Title Company
Interfamily Deed Transfer -- --
Interfamily Deed Transfer -- --
Warranty Deed -- --
Warranty Deed -- --
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Loan Amount Loan Type
Open $153,500 Unknown
Closed $155,600 New Conventional
Previous Owner $180,000 Adjustable Rate Mortgage/ARM
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft Prior Sale
06/12/2026 06/12/26 Sold $668,000 -4.6% $186 / Sq Ft
03/16/2026 03/16/26 Price Changed $699,999 -9.7% $195 / Sq Ft
02/23/2026 02/23/26 For Sale $775,000 +298.5% $216 / Sq Ft
11/07/2022 11/07/22 Off Market $194,500 -- --
10/03/2016 10/03/16 Sold $194,500 -11.2% $92 / Sq Ft View Prior Sale
07/27/2016 07/27/16 Pending -- -- --
11/07/2015 11/07/15 For Sale $219,000 -- $103 / Sq Ft
Source: Maine Listings

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $7,049 $530,000 $54,000 $476,000
2024 $6,206 $360,800 $45,000 $315,800
2023 $5,592 $360,800 $45,000 $315,800
2022 $4,610 $311,500 $45,000 $266,500
2021 $3,613 $199,600 $45,000 $154,600
2020 $3,463 $192,400 $45,000 $147,400
2019 $3,521 $192,400 $45,000 $147,400
2018 $3,425 $192,400 $45,000 $147,400
2017 $3,040 $192,400 $45,000 $147,400
2016 $2,702 $159,900 $45,000 $114,900
2015 $2,590 $159,900 $45,000 $114,900
2014 $2,542 $159,900 $45,000 $114,900
Source: Public Records

Agents Affiliated with this Home

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Map

Source: Maine Listings

MLS Number: 1652563

Maine Listings

APN: UNNN-000003-000000-000026-000003

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