17638 Middlefield Rd is a 2,121 square foot multi-family home on a 0.4 acre lot with 3 bedrooms and 3 bathrooms. - it last sold on May 15, 1996 for $195,000. Based on Redfin's Sonoma data, we estimate the home's value is $982,892.
Multi-familyProperty Type
1947Year Built
0.4 acresLot Size
$463Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$982,892
$788K since sold in May 1996$38K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 20% higher than the average sale price ($819K) 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
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: 1,576
Bathroom Information
# of Full Baths: 3
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 9
Exterior
Exterior Information
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: SONOMA HLNDS SUB #1
Living Sq. Ft: 2,121
Ground Floor Sq. Ft: 1,282
Building Sq. Ft: 2,761
# of Stories: 1
Legal Description: BLK D LOT 12-14
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 1,216
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 17,250
Legal Lot Number: 12-14
Legal Block Number: D
Acres: 0.396
Zoning Code: R15UA
County Use Description: 2 SINGLE FAM DWELL
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 2,121
Stories: 1.0
Lot Size: 0.4 acres
Style: Multi-Family (2-4 Unit)
Year Built: 1947
Year Renovated: 1955
County: Sonoma County
APN: 056333019000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Flowery Elementary School
Public K-5 • Assigned • 0.3mi
5/10
Adele Harrison Middle School
Public 6-8 • Assigned • 2.9mi
4/10
Sonoma Valley High School
Public 9-12 • Assigned • 2.8mi
7/10
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
4/10 Fire Factor
2% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 97° expected this year, 16 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
Sonoma, CA • 95476
Average low and high temperatures (°F)
62
40
64
42
72
46
70
47
78
51
83
54
82
54
89
55
86
56
80
51
65
46
59
43
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.3 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.3 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$934,000 – $1.13M
Reach more buyers when you sell with Redfin. Save up to $9,829 in fees.3 minutes to get started.