320 Sejong Ln is a 1,802 square foot house on a 3,622 square foot lot with 4 bedrooms and 2.5 bathrooms. Based on Redfin's Santa Rosa data, we estimate the home's value is $784,508.
Single-familyProperty Type
2017Year Built
3,622 sq ftLot Size
$435Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$784,508
$7,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.4% lower than the average sale price ($847K) of 5 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 25, 2019 • Final
Building permit with plan check
Construct a new single-family home with an attached garage.
New construction
Aug 22, 2017 • Final
Building revision
Perform structural revisions to the floor and roof framing.
Remodel
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
# of 1/2 Baths: 1
Room Information
# of Rooms: 8
Exterior
Exterior Information
Building Style Type: U-Shape
Building Construction Quality: Good
Property Information
Subdivision Name: 1061 MARK WEST SUB
Living Sq. Ft: 1,802
Building Sq. Ft: 2,317
Legal Description: 2017 MARK WEST VILLAGE LOT 10
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 515
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 3,622
Legal Lot Number: 10
Acres: 0.0831
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.5
Sq. Ft.: 1,802
Stories: —
Lot Size: 3,622 square feet
Style: Single Family Residential
Year Built: 2017
Year Renovated: 2018
County: Sonoma County
APN: 058171061000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Mark West Elementary School
Public K-6 • Assigned • 0.6mi
5/10
Hilliard Comstock Middle School
Public 7-8 • Assigned • 2.8mi
1/10
Piner High School
Public 9-12 • Assigned • 2.6mi
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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69
46
77
50
80
53
78
53
86
54
82
54
78
50
64
44
59
42
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
$746,000 – $903,000
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