3337 St Marys Rd is a 3,150 square foot house on a 2.33 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on May 08, 1987 for $379,500. Based on Redfin's Lafayette data, we estimate the home's value is $2,592,569.
Single-familyProperty Type
1986Year Built
2.33 acresLot Size
$823Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,592,569
$2.2M since sold in May 1987$28K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 8.2% higher than the average sale price ($2.40M) 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
Oct 21, 2015 • Final
Building - residential mechanical
Replace the existing furnace and air conditioning unit.
HVAC
Aug 19, 2015 • Final
Building/residential/al/alteration
Remodel a master bathroom and replace an existing window with a smaller window according to the provided plans.
Bathroom
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
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 11
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: Contemporary
Building Construction Quality: Good
View Information
View: Good
Property Information
Living Sq. Ft: 3,150
Ground Floor Sq. Ft: 1,905
Building Sq. Ft: 3,150
# of Stories: 2
Legal Description: T05950 L0001 B
Parking & Garage Information
Parking Type: Built-In Garage
Garage/Parking Sq. Ft: 801
Lot Information
# of Buildings: 1
Land Sq. Ft: 101,420
Legal Lot Number: 1
Acres: 2.3283
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 3,150
Stories: 2.0
Lot Size: 2.33 acres
Style: Single Family Residential
Year Built: 1986
Year Renovated: 1993
County: Contra Costa County
APN: 2390900161
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Burton Valley Elementary School
Public K-5 • Assigned • 1.5mi
9/10
M. H. Stanley Middle School
Public 6-8 • Assigned • 0.6mi
8/10
Acalanes High School
Public 9-12 • Assigned • 1.6mi
10/10
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
0.31% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 93° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
15 unhealthy days expected this year, 16 days in 30 years
Provided by First Street
Historical weather
Lafayette, CA • 94549
Average low and high temperatures (°F)
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79
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87
58
84
59
77
56
63
48
57
45
Jan
Feb
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Sun exposure
In this area, properties receive around 11.5 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.5 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.46M – $2.98M
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