20503 River Blvd is a 1,250 square foot house on a 0.42 acre lot with 2 bedrooms and 2 bathrooms. - it last sold on August 17, 2001 for $433,000. Based on Redfin's Monte Rio data, we estimate the home's value is $854,042.
Single-familyProperty Type
1965Year Built
0.42 acresLot Size
$683Est. Price/Sq.Ft.
3 spacesParking
Source:Public Records
Redfin Estimate
$854,042
$421K since sold in August 2001$8,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11% higher than the average sale price ($769K) 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.
Permits
Jun 11, 2016 • Final
Building permit no plan check
Repair fire damage to an existing single-family home, including plumbing, electrical, and heating systems.
Electrical
HVAC
Plumbing
Remodel
Jun 11, 2016 • Final
Building permit no plan check
Remodel
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: 3
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: EAST MONTE RIO
Living Sq. Ft: 2,066
Building Sq. Ft: 2,066
# of Stories: 1
Legal Description: 96 FM 95-194-001 & 02 VM OR 95074469
Lot Information
# of Buildings: 1
Land Sq. Ft: 18,505
Legal Lot Number: 4,5
Legal Block Number: 2
Acres: 0.4248
County Use Description: SFD W/GRANNY UNIT
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 2.0
Sq. Ft.: 1,250
Stories: 1.0
Parking Spaces: 3
Basement: Yes
Accessible: No
Lot Size: 0.42 acres
Style: Single Family Residential
Year Built: 1965
Year Renovated: 2001
County: Sonoma County
APN: 095194003000
HOA Dues: —
Garage: Yes
Features: Views
Home facts updated by owner on Jun 12, 2025
Around this home
Schools
Monte Rio Elementary School
Public K-8 • Assigned • 0.5mi
7/10
Analy High School
Public 9-12 • Assigned • 10.5mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
10/10 Flood Factor
Estimated 80%+ chance of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.46% chance of being in a wildfire in next 30 years
2/10 Heat Factor
9 days above 86° expected this year, 25 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
17 unhealthy days expected this year, 19 days in 30 years
Provided by First Street
Historical weather
Monte Rio, CA • 95462
Average low and high temperatures (°F)
59
40
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43
69
44
66
46
74
49
75
51
73
52
82
53
78
53
75
49
62
45
58
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
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Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.6 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
10.6 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$812,000 – $983,000
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