27187 Old River Rd is a 1,252 square foot house on a 1 acre lot with 4 bedrooms and 1 bathroom. - it last sold on August 15, 2019 for $275,000. Based on Redfin's Corvallis data, we estimate the home's value is $477,348.
Single-familyProperty Type
1973Year Built
1 acresLot Size
$381Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$477,348
$202K since sold in August 2019$3,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 16.1% higher than the average sale price ($411K) 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
EFU
Exclusive Farm Use Zone
The Exclusive Farm Use Zone EFU shall preserve and protect lands for continued and future commercial agricultural production and related uses, and conserve and protect open space, wildlife habitats, and other uses associated with agriculture. Except as otherwise provided by this code, the Exclusive Farm Use Zone shall preserve and maintain areas classified for farm use free from conflicting nonfarm uses and influences.; Uses of land not compatible with the purpose of the Exclusive Farm Use Zone shall be prohibited to minimize potential hazards of damage from erosion, pollution, conflicting land uses, and further depletion of agricultural land resources.
Permitted uses
Include but are not limited to:
Agriculture
Infrastructure
Fire house
Recreation
Mar 15, 2019 • Final
Residential plumbing
Replace the interior water lines.
Plumbing
Mar 12, 2016 • Final
Residential mechanical
Install a ductless heat pump system.
Heat pump
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: 1
Heating & Cooling
Heating Type: Heat Pump
Fireplace Information
# of Fireplaces: 1
Fireplace Type: 1 Opening
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Physical Condition: Average
Roof Covering Type: Composition Shingle
Roof Shape Type: Gable
Building Type: Residential
Property Information
Living Sq. Ft: 1,252
Ground Floor Sq. Ft: 1,252
Building Sq. Ft: 1,693
# of Stories: 1
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 441
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 43,560
Fire District: MONROE
Municipality Name: MONROE
Acres: 1
State Use Description: TRACT RMV IMPROVED
Financial
Assessor Information
Assessment Year: 2025
Tax Area: MONROE
Public facts
Beds: 4
Baths: 1.0
Sq. Ft.: 1,252
Stories: 1.0
Lot Size: 1 acres
Style: Single Family Residential
Year Built: 1973
Year Renovated: —
County: Benton County
APN: 184493
Home facts updated by county records on Jul 29, 2026
Around this home
Schools
Monroe Grade School
Public K-8 • Assigned • 5.0mi
4/10
Monroe High School
Public 9-12 • Assigned • 4.6mi
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
3/10 Fire Factor
0.77% 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
12 unhealthy days expected this year, 12 days in 30 years
Provided by First Street
Historical weather
Corvallis, OR • 97333
Average low and high temperatures (°F)
47
32
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35
57
40
64
41
70
46
78
50
85
54
86
57
78
52
64
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 10.2 hours in
June and 2.2 hours in December, placing it below the
U.S. average for solar exposure.
10.2 hrs
2.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$454,000 – $549,000
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