Exceptional investment and development opportunity in Southeast Portland. Situated on an oversized lot, this property offers significant potential for investors, builders, and developers. Potential opportunities may include renovation of the existing structure, accessory dwelling unit (ADU) development, cottage cluster housing, multifamily development, or other residential infill uses, subject to buyer verification and approval.The expansive lot provides a rare opportunity in an established neighborhood with convenient access to parks, shopping, dining, public transportation, and major commuting routes. Whether seeking a renovation project, investment property, land hold, or future development opportunity, buyers will appreciate the flexibility and potential this property presents.Buyer to perform all due diligence regarding zoning, land use, development standards, utilities, and permitted uses. Property sold as-is.
Est. $2,716 per month, based on comparable rentals
Sale and tax history for 10510 SE Harold St
Sale History
Tax History
Date
Event
Price
RMLS #202866161
Oct 13, 2026
Sold
$330,000
$138/sq ft
Sep 28, 2026
Pending
—
Jul 21, 2026
Price Changed
$360,000
$151/sq ft
Jun 11, 2026
Listed
$399,000
$167/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$5,826 (+3.7%)
2024
$5,617 (+4.0%)
2023
$5,401 (+2.2%)
2022
$5,284 (+1.7%)
2021
$5,195 (+9.0%)
2020
$4,766 (+3.8%)
2019
$4,590 (+3.0%)
2018
$4,455 (+4.3%)
2017
$4,270 (+9.3%)
2016
$3,907 (+2.7%)
2015
$3,805 (+2.7%)
2014
$3,705 (+28.1%)
2013
$2,892 (+11.2%)
2012
$2,602 (−10.6%)
2011
$2,909 (−3.8%)
2010
$3,024 (+2.7%)
2009
$2,945
Public record
Public record
Zoning
Permits
Beds
4
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
0.51 Acres
Year renovated
1913
Sq. Ft.
2,390
Year built
1913
Style
Single Family Residential
County
Multnomah County
APN
R217200
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Oct 21, 2026.
R7
Z
Residential 7,000 zone
The single-dwelling zones are intended to preserve land for housing and to provide housing opportunities for individual households. The zones implement the comprehensive plan policies and designations for single-dwelling housing and provide options for infill housing that is compatible with the scale of the single-dwelling neighborhood.
Zone overlays
Constrained Sites Overlay Zone
Permitted uses
Include but are not limited to:
Housing
Jul 2, 2015 • Final
Electrical
Electrical
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.
Directions: Take SE Foster Rd and SE 111th Ave to SE Harold St
Unparsed Address: 10510 SE HAROLD ST, Portland, OR 97266
Community Information
Senior Community YN: No
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 2,390
Stories: 1.0
Lot Size: 0.51 acres
Style: Single Family Residential
Year Built: 1913
Year Renovated: 1913
County: Multnomah County
APN: R217200
Home facts updated by county records on Oct 21, 2026
Other
Listing Information
MlsStatus: Sold
Listing Price Information
Price Type: List Price
New Construction Information
New Construction YN: No
Around this home
Schools
Lent Elementary School
Public K-5 • Assigned • 0.6mi
8/10
Kellogg Middle School
Public 6-8 • Assigned • 2.2mi
5/10
Franklin High School
Public 9-12 • Assigned • 2.9mi
6/10
Provided by GreatSchools
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
3/10 Heat Factor
7 days above 91° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
10/10 Air Factor
19 unhealthy days expected this year, 21 days in 30 years
Provided by First Street
Historical weather
Portland, OR • 97266
Average low and high temperatures (°F)
48
36
50
37
58
43
66
45
71
49
78
53
84
58
85
61
77
56
63
47
53
44
51
42
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
92/ 100
Exceptional sunlight
Sunscore
This home ranks in the top 8% for direct sun exposure in Portland. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
8.7 hrs
4.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$414,000 – $501,000
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