20297 Alder Rd is a 1,374 square foot house on a 4,256 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on August 04, 1988 for $72,000. Based on Redfin's Monte Rio data, we estimate the home's value is $559,008.
Single-familyProperty Type
1956Year Built
4,256 sq ftLot Size
$407Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$559,008
$487K since sold in August 1988$17K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 18.5% lower than the average sale price ($686K) 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 history record
Perform miscellaneous plumbing work.
Plumbing
Jun 11, 2016 • Final
Building permit with plan check
Reframe exterior walls, construct a room addition, and remodel a single-family home.
Addition
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
Basement Information
Basement Sq. Ft: 1,144
Bathroom Information
# of Full Baths: 2
Room Information
# of Rooms: 5
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: STARET TR 51
Living Sq. Ft: 1,374
Ground Floor Sq. Ft: 1,194
Building Sq. Ft: 1,374
# of Stories: 1
Legal Description: LOT 51 STARETT SUB
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,256
Legal Lot Number: 51
Acres: 0.0977
Zoning Code: RR1
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,374
Stories: 1.0
Lot Size: 4,256 square feet
Style: Single Family Residential
Year Built: 1956
Year Renovated: 2000
County: Sonoma County
APN: 095221011000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Monte Rio Elementary School
Public K-8 • Assigned • 0.6mi
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
7/10 Flood Factor
Estimated 73-81% chance 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
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
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49
75
51
73
52
81
53
78
53
75
49
62
45
58
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
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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
$532,000 – $643,000
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