300 St Marys Rd is a 2,639 square foot house on a 1.56 acre lot with 5 bedrooms and 3 bathrooms. Based on Redfin's Lafayette data, we estimate the home's value is $1,961,728.
Single-familyProperty Type
1977Year Built
1.56 acresLot Size
$743Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,961,728
$64K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11.3% higher than the average sale price ($1.76M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$10,373 (+1.8%)
$397,698 + $380,384
$778,082
2024
$10,193 (+1.9%)
$389,900 + $372,926
$762,826
2023
$10,004 (+1.6%)
$382,255 + $365,614
$747,869
2022
$9,849 (+3.0%)
$374,760 + $358,446
$733,206
2021
$9,565 (+0.2%)
$367,412 + $351,418
$718,830
2020
$9,544 (+4.1%)
$360,208 + $344,528
$704,736
2019
$9,168 (+3.6%)
$356,515 + $340,996
$697,511
2018
$8,848 (+1.7%)
$349,525 + $334,310
$683,835
2017
$8,697 (+2.1%)
$335,953 + $321,329
$657,282
2016
$8,518 (+2.8%)
$335,953 + $321,329
$657,282
2015
$8,284 (+1.1%)
$329,366 + $315,029
$644,395
2014
$8,194 (+1.3%)
$318,065 + $304,219
$622,284
2013
$8,086 (+3.1%)
$318,065 + $304,219
$622,284
2012
$7,840 (+1.7%)
$316,628 + $302,845
$619,473
2011
$7,711 (+3.4%)
$310,420 + $296,907
$607,327
2010
$7,456 (+1.2%)
$304,334 + $291,086
$595,420
2009
$7,368 (+1.7%)
$302,060 + $288,911
$590,971
2008
$7,243
$302,778 + $289,598
$592,376
Tax history for 300 St Marys Rd
Year
Property tax
Land + Additions
Assessment*
2025
$10,373 (+1.8%)
$397,698 + $380,384
$778,082
2024
$10,193 (+1.9%)
$389,900 + $372,926
$762,826
2023
$10,004 (+1.6%)
$382,255 + $365,614
$747,869
2022
$9,849 (+3.0%)
$374,760 + $358,446
$733,206
2021
$9,565 (+0.2%)
$367,412 + $351,418
$718,830
2020
$9,544 (+4.1%)
$360,208 + $344,528
$704,736
2019
$9,168 (+3.6%)
$356,515 + $340,996
$697,511
2018
$8,848 (+1.7%)
$349,525 + $334,310
$683,835
2017
$8,697 (+2.1%)
$335,953 + $321,329
$657,282
2016
$8,518 (+2.8%)
$335,953 + $321,329
$657,282
2015
$8,284 (+1.1%)
$329,366 + $315,029
$644,395
2014
$8,194 (+1.3%)
$318,065 + $304,219
$622,284
2013
$8,086 (+3.1%)
$318,065 + $304,219
$622,284
2012
$7,840 (+1.7%)
$316,628 + $302,845
$619,473
2011
$7,711 (+3.4%)
$310,420 + $296,907
$607,327
2010
$7,456 (+1.2%)
$304,334 + $291,086
$595,420
2009
$7,368 (+1.7%)
$302,060 + $288,911
$590,971
2008
$7,243
$302,778 + $289,598
$592,376
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jun 8, 2020 • Final
Building - residential mechanical
Replace the heating and air conditioning system and ductwork. The new system features a 20 SEER and 98 AFUE rating.
HVAC
Dec 10, 2019 • Final
Building - residential plumbing
Remove and replace a gas water heater.
Gas
Plumbing
Water heater
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
Room Information
# of Rooms: 11
Exterior
Pool Information
Has Pool
Property Information
Living Sq. Ft: 2,639
Ground Floor Sq. Ft: 1,979
Building Sq. Ft: 2,639
# of Stories: 1
Legal Description: PCL MAP 35 PG 49 POR PCL A
Parking & Garage Information
Garage/Parking Sq. Ft: 874
Lot Information
# of Buildings: 1
Land Sq. Ft: 67,954
Acres: 1.56
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 2,639
Stories: 1.0
Lot Size: 1.56 acres
Style: Single Family Residential
Year Built: 1977
Year Renovated: 1978
County: Contra Costa County
APN: 2374500128
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Burton Valley Elementary School
Public K-5 • Assigned • 0.6mi
9/10
M. H. Stanley Middle School
Public 6-8 • Assigned • 2.2mi
8/10
Campolindo 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
0.77% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 90° 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)
60
43
62
46
70
50
68
49
75
52
78
54
79
55
87
58
84
59
77
56
63
48
57
45
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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
$1.86M – $2.26M
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