Welcome to 25 State Street in Castine, Maine! This expanded bungalow with a duplex layout offers a unique blend of character and functionality. The front unit, featuring two bedrooms, has undergone numerous updates, ensuring modern comfort and style. Meanwhile, the back unit, provides versatility with two bedrooms upstairs and two downstairs boasting a prime location on Neck. This property presents an enticing opportunity in a picturesque setting. With a robust rental history, it has served as both a cherished family home and an attractive option for Maine Maritime Academy students, faculty, and staff during the academic year, transitioning seamlessly to an Airbnb short-term rental during the summer months. Conveniently situated across from the Castine Golf Club and just 0.6 miles from Maine Maritime Academy, this duplex offers easy access to recreational amenities and educational opportunities. Its proximity to Bucksport and Blue Hill further enhances its appeal, providing residents with access to a variety of shops, restaurants, and outdoor attractions. Whether you're seeking a comfortable family home, an investment property, or a combination of both, 25 State Street presents an exceptional opportunity to embrace the quintessential Maine lifestyle while enjoying the benefits of rental income. Schedule your showing today and discover the endless possibilities awaiting you in this charming Castine residence.
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Market trends in 04421, ME
Last updated July 2026
Buyer's Market
Seller's Market
Balanced market
Sale-to-List Price
101.8%
+10.4% MoM
Median sale price
$585K
$78K MoM
Avg. days on market
80d
105 days MoM
Recently sold homes
3
1 MoM
Provided by Redfin
Sale history for 25 State St
Date
Event
Price
MREIS #1589590
Jan 6, 2025
Sold
$475,000
$226/sq ft
Sep 26, 2024
Price Changed
$528,900
$252/sq ft
Sep 10, 2024
Price Changed
$539,000
$257/sq ft
May 14, 2024
Listed
$559,000
$266/sq ft
MREIS #1590149
Sep 26, 2024
Price Changed
$528,900
$252/sq ft
Sep 10, 2024
Price Changed
$539,000
$257/sq ft
May 18, 2024
Listed
$559,000
$266/sq ft
MREIS #1460498
Aug 31, 2020
Sold
$325,000
$155/sq ft
Have you ever wanted to own a home in a seaside town next to a golf course? This duplex in Castine is the perfect setting for you to enjoy all that the Penobscot Bay and Blue Hill Peninsula region has to offer. This duplex has been a great family home as well as an excellent Maine Maritime Academy student (or faculty/staff) rental in the fall/winter/spring - and AirBnB short term rental in the summer. The 2 bedroom front unit has many updates (make sure to take the 3D Tour!) and the back unit built in the 1980s has 2 bedrooms upstairs, and 2 bedrooms down. A wonderful opportunity to live on neck, and have the second unit assist in paying the bills. Full Home Inspection Report will be available by end of July 2020.
MREIS #1202345
Mar 11, 2015
Sold
$225,000
$107/sq ft
MREIS #1201929
Jan 12, 2015
Listed
$235,000
$112/sq ft
MREIS #1146313
Jul 19, 2014
Listed
$250,000
$119/sq ft
MREIS #1060524
Jul 5, 2012
Listed
$299,000
$142/sq ft
MREIS #934664
May 25, 2009
Listed
$299,000
$142/sq ft
MREIS #852409
Jun 22, 2007
Listed
$325,000
$155/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$3,129 (+13.7%)
$149,800 + $139,900
$289,700
2024
$2,752 (+6.2%)
$149,800 + $139,900
$289,700
2023
$2,592 (+5.7%)
$113,500 + $106,200
$219,700
2022
$2,452 (+14.0%)
$97,500 + $91,100
$188,600
2021
$2,150
$97,500 + $91,100
$188,600
2020
$2,150
$97,500 + $91,100
$188,600
2019
$2,150 (−2.7%)
$97,500 + $91,100
$188,600
2018
$2,210 (+0.6%)
$97,500 + $90,600
$188,100
2017
$2,197 (+4.6%)
$97,500 + $89,500
$187,000
2016
$2,101
$114,700 + $105,300
$220,000
2015
$2,101
$114,700 + $105,300
$220,000
2014
$2,101 (+2.7%)
$114,700 + $105,300
$220,000
2013
$2,046
$114,700 + $105,300
$220,000
Tax history for 25 State St
Year
Property tax
Land + Additions
Assessment*
2025
$3,129 (+13.7%)
$149,800 + $139,900
$289,700
2024
$2,752 (+6.2%)
$149,800 + $139,900
$289,700
2023
$2,592 (+5.7%)
$113,500 + $106,200
$219,700
2022
$2,452 (+14.0%)
$97,500 + $91,100
$188,600
2021
$2,150
$97,500 + $91,100
$188,600
2020
$2,150
$97,500 + $91,100
$188,600
2019
$2,150 (−2.7%)
$97,500 + $91,100
$188,600
2018
$2,210 (+0.6%)
$97,500 + $90,600
$188,100
2017
$2,197 (+4.6%)
$97,500 + $89,500
$187,000
2016
$2,101
$114,700 + $105,300
$220,000
2015
$2,101
$114,700 + $105,300
$220,000
2014
$2,101 (+2.7%)
$114,700 + $105,300
$220,000
2013
$2,046
$114,700 + $105,300
$220,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.