2660 Olsen Rd is a 3,995 square foot house on a 5 acre lot with 6 bedrooms and 4 bathrooms. - it last sold on January 28, 1977 for $77,500. Based on Redfin's Sebastopol data, we estimate the home's value is $2,113,373.
Single-familyProperty Type
2005Year Built
5 acresLot Size
$529Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,113,373
$2.0M since sold in January 1977$11K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 48.6% higher than the average sale price ($1.42M) 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 with plan check
Fire sprinkler
Jun 11, 2016 • Final
Building permit with plan check
Addition
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: 4
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 16
Exterior
Exterior Information
Construction Type: Wood/Steel
Building Construction Quality: Good
Property Information
Subdivision Name: SANBORNS SUB/PHILBROOK RANCH
Living Sq. Ft: 3,995
Building Sq. Ft: 5,178
# of Stories: 1
Legal Description: LOT 5
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 943
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 217,800
Legal Lot Number: 5
Acres: 5
Zoning Code: AR5
County Use Description: RURAL RESID-2+ RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 6
Baths: 4.0
Sq. Ft.: 3,995
Stories: 1.0
Lot Size: 5 acres
Style: Single Family Residential
Year Built: 2005
Year Renovated: 2006
County: Sonoma County
APN: 076120012000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Places
Transit
Apple Blossom School
Public K-5 • Assigned • 1.7mi
7/10
Twin Hills Charter Middle School
Charter 6-8 • Assigned • 1.1mi
9/10
Analy High School
Public 9-12 • Assigned • 3.1mi
8/10
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
0.31% chance of being in a wildfire in next 30 years
2/10 Heat Factor
7 days above 90° expected this year, 17 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
19 unhealthy days expected this year, 19 days in 30 years
Provided by First Street
Historical weather
Sebastopol, CA • 95472
Average low and high temperatures (°F)
61
41
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69
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46
73
49
76
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74
52
82
53
79
53
76
50
63
46
57
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
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Dec
Sun exposure
In this area, properties receive around 10.8 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
10.8 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.01M – $2.43M
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