3747 Hennessy Pl is a 1,989 square foot house on a 5,322 square foot lot with 4 bedrooms and 3.5 bathrooms. - it last sold on May 24, 1988 for $124,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $806,664.
Single-familyProperty Type
2018Year Built
5,322 sq ftLot Size
$406Est. Price/Sq.Ft.
2 spacesParking
Source:Public Records
Redfin Estimate
$806,664
$683K since sold in May 1988$6,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.5% higher than the average sale price ($803K) 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
Mar 21, 2024 • Final
Residential addition-alteration
Install a roof-mounted solar photovoltaic system and energy storage system on a residential building.
Battery
Electrical
Solar
Nov 8, 2018 • Final
Residential new
Rebuild a single-family home with an attached garage. Install fire sprinklers and a backflow prevention device. Upgrade the water meter and install a sewer lateral cleanout as required.
Addition
New construction
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: 3
# of 1/2 Baths: 1
Room Information
# of Rooms: 7
Exterior
Exterior Information
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: COFFEY PARK 04
Living Sq. Ft: 1,988
Ground Floor Sq. Ft: 729
Building Sq. Ft: 2,430
# of Stories: 2
Legal Description: LOT 35 COFFEY PARK UNIT 4
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 442
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,322
Legal Lot Number: 35
Acres: 0.1222
Zoning Code: CITYSR
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.5
Sq. Ft.: 1,989
Stories: 2.0
Parking Spaces: 2
Basement: No
Accessible: No
Lot Size: 5,322 square feet
Style: Single Family Residential
Year Built: 2018
Year Renovated: 2024
County: Sonoma County
APN: 034450035000
HOA Dues: —
Garage: Yes
Features: Views, Green
Home facts updated by owner on Sep 22, 2026
Around this home
Schools
John B. Riebli Elementary School
Charter K-6 • Assigned • 1.4mi
7/10
Hilliard Comstock Middle School
Public 7-8 • Assigned • 1.7mi
1/10
Piner High School
Public 9-12 • Assigned • 1.6mi
4/10
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
1/10 Fire Factor
Unlikely to be 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
9/10 Air Factor
18 unhealthy days expected this year, 20 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95403
Average low and high temperatures (°F)
62
39
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43
71
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77
50
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81
54
86
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81
56
78
50
64
44
59
42
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
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Oct
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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
$767,000 – $928,000
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