21 Winter Brook Ln is a 4,755 square foot house on a 7.52 acre lot with 4 bedrooms and 4 bathrooms. - it last sold on July 10, 2014 for $1,550,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $2,902,828.
Single-familyProperty Type
1993Year Built
7.52 acresLot Size
$610Est. Price/Sq.Ft.
4 car garageParking
Source:Public Records
Redfin Estimate
$2,902,828
$1.4M since sold in July 2014$5,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 18.6% higher than the average sale price ($2.45M) 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
DA B6 10
Diverse Agriculture B6 Combining District 10 Acres
DA: Enhances and protects land where soil, climate, and water conditions support farming but where small acreage intensive farming and part-time farming activities are predominant, and where farming may not be the principal occupation of the farmer; Implement the diverse agriculture land use category of the general plan and the policies of the Agricultural Resource Element.; B6: To specify residential density and/or minimum parcel or lot size for a particular parcel, lot or area.
Permitted uses
Include but are not limited to:
Agriculture
Equestrian facility
Greenhouse / nursery
Day care facility
Housing-Group
Housing-Single unit
Theater / performing arts facility
Agriculture-Cropland
Park & open space
Timberland
Oct 31, 2025 • Final
Building permit with plan check
New construction
Oct 21, 2025 • Final
Building permit with plan check
Install a roof-mounted solar system on a detached barn with an energy storage system.
Electrical
Solar
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
Exterior
Property Information
Legal Description: MAP D2 117
Construction Code: Good
Construction Quality: 8.0
Heating/Cooling: Has Cooling
Fireplace: Yes
#of Rooms: 12
# of Units: 1
Public facts
Beds: 4
Baths: 4.0
Sq. Ft.: 4,755
Stories: 1.0
Lot Size: 7.52 acres
Style: Single Family Residential
Year Built: 1993
Year Renovated: —
County: Sonoma County
APN: 067240038
Home facts updated by county records on Apr 27, 2021
Around this home
Schools
John B. Riebli Elementary School
Charter K-6 • Assigned • 2.0mi
7/10
Rincon Valley Middle School
Public 7-8 • Assigned • 2.6mi
5/10
Maria Carrillo High School
Public 9-12 • Assigned • 3.1mi
9/10
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 92° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
10/10 Air Factor
21 unhealthy days expected this year, 21 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95404
Average low and high temperatures (°F)
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79
51
65
46
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44
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Sun exposure
In this area, properties receive around 11.2 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.2 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.76M – $3.34M
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