100 Lynch Rd is a 26,157 square foot ranch on a 20 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on April 20, 2017 for $2,540,000. Based on Redfin's Petaluma data, we estimate the home's value is $3,285,058.
RanchProperty Type
1978Year Built
20 acresLot Size
$126Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$3,285,058
$745K since sold in April 2017
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 123.2% higher than the average sale price ($1.47M) 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
Sep 25, 2024 • Final
Demolition
Demolition
Sep 4, 2024 • Final
Building permit no plan check
Replace the existing roof with new composite shingles.
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
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Fuel Type: Electric
Heating Type: Baseboard Electric
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Average
Foundation Type: Raised W/Crawlspace
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Exterior Wall: Log
Property Information
Subdivision Name: PETALUMA RANCHO
Living Sq. Ft: 26,157
Ground Floor Sq. Ft: 2,105
Building Sq. Ft: 26,157
# of Stories: 1
Legal Description: MAP A4 177
Lot Information
# of Buildings: 1
Land Sq. Ft: 871,200
Acres: 20
Zoning Code: DA30/3
County Use Description: EQUESTRIAN FACILITIES
Utility Information
Sewer Type: Septic
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 26,157
Stories: 1.0
Lot Size: 20 acres
Style: Ranch
Year Built: 1978
Year Renovated: 1978
County: Sonoma County
APN: 137090005000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Corona Creek Elementary School
Public K-6 • Assigned • 1.4mi
7/10
Kenilworth Junior High School
Public 7-8 • Assigned • 1.1mi
6/10
Casa Grande High School
Public 9-12 • Assigned • 3.0mi
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
0.46% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 93° 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
20 unhealthy days expected this year, 20 days in 30 years
Provided by First Street
Historical weather
Petaluma, CA • 94954
Average low and high temperatures (°F)
60
41
62
44
69
47
67
47
73
50
77
52
77
54
84
55
82
55
77
51
64
46
56
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.1 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$3.12M – $3.78M
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