421 SW 9th St is a 1,360 square foot house on a 4,792 square foot lot with 3 bedrooms and 1 bathroom. - it last sold on June 30, 1989 for $25,000. Based on Redfin's Corvallis data, we estimate the home's value is $414,679.
Single-familyProperty Type
1900Year Built
4,792 sq ftLot Size
$305Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$414,679
$390K since sold in June 1989$2,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 8.9% lower than the average sale price ($455K) 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
RS-12
UNIVERSITY NEIGHBORHOODS
Medium High Density Residential
This is the primary zone that implements the Medium-high Density Residential Comprehensive Plan designation. It is intended to accommodate a wide variety of Residential Building Types and to serve as
a transition area between lands with lower density and higher density residential designations.
Zone overlays
Permitted uses
Include but are not limited to:
Housing-Group
Housing-Senior
Bed & breakfast
Office
Property details
Interior
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Heating Type: Forced Air Electric
Room Information
# of Rooms: 7
Exterior
Exterior Information
Physical Condition: Good
Roof Covering Type: Composition Shingle
Roof Shape Type: Gable
Building Type: Residential
Property Information
Subdivision Name: AVERYS ADD
Living Sq. Ft: 1,360
Ground Floor Sq. Ft: 780
Building Sq. Ft: 1,360
# of Stories: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,792
Legal Lot Number: 19
Municipality Name: CORV
Acres: 0.11
State Use Description: EXEMPT STUDENT HOUSING IMPR'D
Financial
Assessor Information
Assessment Year: 2025
Tax Area: CORV
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,360
Stories: 2.0
Lot Size: 4,792 square feet
Style: Single Family Residential
Year Built: 1900
Year Renovated: —
County: Benton County
APN: 138242
Home facts updated by county records on Oct 19, 2026
Around this home
Schools
Garfield Elementary School
Public K-5 • Assigned • 1.5mi
6/10
Linus Pauling Middle School
Public 6-8 • Assigned • 1.7mi
8/10
Corvallis High School
Public 9-12 • Assigned • 0.9mi
5/10
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
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 91° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
10 unhealthy days expected this year, 11 days in 30 years
Provided by First Street
Historical weather
Corvallis, OR • 97333
Average low and high temperatures (°F)
47
32
50
35
57
40
64
41
70
46
78
50
85
54
86
57
78
52
63
43
52
41
49
39
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10 hours in
June and 2.1 hours in December, placing it below the
U.S. average for solar exposure.
10 hrs
2.1 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$394,000 – $477,000
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