21 Riverside Ave is a 2,560 square foot house on a 1.15 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on March 03, 2008 for $37,500. Based on Redfin's Umatilla data, we estimate the home's value is $579,479.
Single-familyProperty Type
2017Year Built
1.15 acresLot Size
$226Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$579,479
$542K since sold in March 2008$3,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 57.1% higher than the average sale price ($369K) of 6 comparable homes.
*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
R2
Medium Density Residential District
The purpose of the R-2 District is to allow single-family dwellings on smaller lots, duplexes, townhouses and multi-family dwellings at moderate density. Site review is required for most uses. The R-2 District corresponds to the R-2 designation of the Comprehensive Plan.
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Multiple units
Jan 10, 2018 • Active
Residential electrical
Work on a service feeder.
Electrical
Nov 8, 2017 • Active
Residential mechanical
Install a furnace, heat pump, and air handling unit.
HVAC
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
Interior
Bathroom Information
# of Full Baths: 2
Exterior
Exterior Information
Exterior Wall: Concrete
Building Type: Single Family
Property Information
Subdivision Name: MCNARY VISTA ESTATES
Living Sq. Ft: 2,560
Ground Floor Sq. Ft: 1,200
Building Sq. Ft: 2,560
# of Stories: 2
Stories Type: 2
Parking & Garage Information
Garage/Parking Sq. Ft: 480
Lot Information
# of Buildings: 3
Land Sq. Ft: 50,094
Legal Lot Number: 9
Acres: 1.15
Zoning Code: R-2
State Use Description: RESID/DEVELOP/IMPROVED
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 2,560
Stories: 2.0
Lot Size: 1.15 acres
Style: Single Family Residential
Year Built: 2017
Year Renovated: 2018
County: Umatilla County
APN: 158982
Home facts updated by county records on Sep 16, 2026
Around this home
Schools
K - 12
Preschool & daycare
McNary Heights Elementary School
Public K-5 • Assigned • 0.6mi
3/10
Clara Brownell Middle School
Public 6-8 • Assigned • 2.6mi
3/10
Umatilla High School
Public 9-12 • Assigned • 2.5mi
4/10
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
4/10 Fire Factor
2% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 99° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
10 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Umatilla, OR • 97882
Average low and high temperatures (°F)
42°
29°
46°
32°
60°
40°
68°
41°
77°
49°
85°
55°
92°
62°
90°
63°
85°
56°
64°
41°
52°
38°
47°
36°
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.7 hours in
June and 1.5 hours in December, placing it below the
U.S. average for solar exposure.
10.7 hrs
1.5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$551,000 – $667,000
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