23 Knickerbocker Ln is a 600 square foot house on a 0.48 acre lot with 2 bedrooms and 1 bathroom. Based on Redfin's Portland data, we estimate the home's value is $259,904.
Single-familyProperty Type
2025Year Built
0.48 acresLot Size
$433Est. Price/Sq.Ft.
2 spacesParking
Source:Public Records
Redfin Estimate
$259,904
$12K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 71.7% lower than the average sale price ($917K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2024
$1,403 (+4.2%)
$93,500
2023
$1,347 (+5.8%)
$93,500
2022
$1,273 (+4.8%)
$93,500
2021
$1,215 (−21.2%)
$93,500
2020
$1,541
$66,100
2019
$1,541 (+3.7%)
$66,100
2018
$1,486 (+3.8%)
$66,100
2017
$1,431
$66,100
Tax history for 23 Knickerbocker Ln
Year
Property tax
Land + Additions
Assessment*
2024
$1,403 (+4.2%)
$93,500
2023
$1,347 (+5.8%)
$93,500
2022
$1,273 (+4.8%)
$93,500
2021
$1,215 (−21.2%)
$93,500
2020
$1,541
$66,100
2019
$1,541 (+3.7%)
$66,100
2018
$1,486 (+3.8%)
$66,100
2017
$1,431
$66,100
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
IR-1
Island Zone
To provide for low-intensity residential, recreational, and rural uses in the less developed areas of the islands in order to preserve the rustic character of the islands, to protect groundwater resources and natural and scenic areas, and to permit only appropriate low-intensity development in areas lacking adequate public facilities and services. Select nonresidential uses may also be permitted in the IR-1 zone.
Permitted uses
Include but are not limited to:
Agriculture
Housing-Single unit
Housing-Multiple units
Public service
Park & open space
Feb 10, 2026 • Final
Plumbing
Plumbing
Aug 21, 2025 • Final
New single family
New construction
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Exterior
Lot Information
Land Sq. Ft: 20,909
Municipality Name: PORTLAND CITY
Acres: 0.48
State Use Description: RESIDENTIAL OPEN LAND
Financial
Assessor Information
Assessment Year: 2024
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 600
Stories: —
Parking Spaces: 2
Basement: No
Accessible: No
Lot Size: 0.48 acres
Style: Single Family Residential
Year Built: 2025
Year Renovated: —
County: Cumberland County
APN: 117763
HOA Dues: —
Garage: No
Features: Views
Home facts updated by owner on Dec 30, 2025
Around this home
Schools
Peaks Island School
Public PreK-5 • Assigned • 1.0mi
8/10
Deering High School
Public 9-12 • Assigned • 5.5mi
2/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
4/10 Heat Factor
7 days above 86° expected this year, 18 days in 30 years
6/10 Wind Factor
71% chance of strong winds in next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 2 days in 30 years
Provided by First Street
Historical weather
Portland, ME • 04108
Average low and high temperatures (°F)
31
19
33
19
43
31
49
39
59
49
70
58
74
63
73
60
68
56
59
46
50
36
37
24
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 8.4 hours in
June and 4.2 hours in December, placing it below the
U.S. average for solar exposure.
8.4 hrs
4.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$327,000 – $396,000
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