20510 Highway 116 is a 1,516 square foot house on a 5,720 square foot lot with 2 bedrooms and 1.5 bathrooms. Based on Redfin's Monte Rio data, we estimate the home's value is $490,147.
Single-familyProperty Type
1908Year Built
5,720 sq ftLot Size
$323Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$490,147
$5,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.6% higher than the average sale price ($487K) 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
Oct 2, 2020 • Final
Building permit no plan check
Tear off existing shingles and install new class A rated composite shingles on a single-family home.
Roofing
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: 912
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1
Heating & Cooling
Heating Fuel Type: Gas
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 4
Exterior
Exterior Information
Foundation Type: Raised W/Crawlspace
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Fair
Exterior Wall: Wood Siding
Property Information
Subdivision Name: BREENS ADD 02
Living Sq. Ft: 1,516
Ground Floor Sq. Ft: 1,516
Building Sq. Ft: 1,516
# of Stories: 1
Legal Description: LOT 1 BREENS ADDITION TO MONTE RIO
Parking & Garage Information
Garage/Parking Sq. Ft: 190
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,720
Legal Lot Number: 1
Legal Block Number: 1
Acres: 0.1313
Zoning Code: RR1
County Use Description: SINGLE FAM DWELLING
Utility Information
Sewer Type: Septic
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.5
Sq. Ft.: 1,516
Stories: 1.0
Lot Size: 5,720 square feet
Style: Single Family Residential
Year Built: 1908
Year Renovated: 1908
County: Sonoma County
APN: 094100027000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Monte Rio Elementary School
Public K-8 • Assigned • 0.3mi
7/10
Analy High School
Public 9-12 • Assigned • 10.9mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
6/10 Flood Factor
Estimated 67-75% 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
10 days above 86° expected this year, 27 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)
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73
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82
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78
53
75
49
62
45
58
44
Jan
Feb
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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
$466,000 – $564,000
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