17575 Middlefield Rd is a 662 square foot house on a 3,600 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on June 17, 2025 for $525,000. Based on Redfin's Sonoma data, we estimate the home's value is $610,952.
Single-familyProperty Type
1949Year Built
3,600 sq ftLot Size
$923Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$610,952
$86K since sold in June 2025$15K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 5.6% higher than the average sale price ($578K) 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
May 19, 2021 • Final
Building permit with plan check
Bathroom
Kitchen
Plumbing
Remodel
Mar 4, 2021 • Final
Building permit no plan check
Replace the existing electrical service with a new electrical service.
Electrical
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: 1
Room Information
# of Rooms: 3
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Fair
Property Information
Subdivision Name: SONOMA HLNDS 01
Living Sq. Ft: 662
Ground Floor Sq. Ft: 662
Building Sq. Ft: 782
# of Stories: 1
Legal Description: LOT 17 BLK 1 SONOMA HIGHLANDS NO 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 3,600
Legal Lot Number: 17
Legal Block Number: 1
Acres: 0.0826
Zoning Code: R15UA
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 662
Stories: 1.0
Lot Size: 3,600 square feet
Style: Single Family Residential
Year Built: 1949
Year Renovated: 1995
County: Sonoma County
APN: 056335004000
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 • 3.0mi
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
$581,000 – $703,000
Reach more buyers when you sell with Redfin. Save up to $6,110 in fees.3 minutes to get started.