2154 Las Trampas Rd is a 4,725 square foot house on a 5.76 acre lot with 4 bedrooms and 4 bathrooms. - it last sold on August 23, 1995 for $1,350,000. Based on Redfin's Alamo data, we estimate the home's value is $4,380,860.
Single-familyProperty Type
1995Year Built
5.76 acresLot Size
$927Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$4,380,860
$3.0M since sold in August 1995$102K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 32.6% higher than the average sale price ($3.30M) 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 5, 2025 • Final
Building - residential mechanical
Replace air conditioning units, coils, and furnaces in a residential building. Work includes replacing a 4-ton and a 5-ton air conditioning unit in the side yard and two furnaces in a closet.
HVAC
May 15, 2019 • Final
Building - residential plumbing
Remove and replace a water heater in the same location.
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: 13
Exterior
Pool Information
Has Pool
Property Information
Living Sq. Ft: 4,725
Ground Floor Sq. Ft: 3,690
Building Sq. Ft: 4,725
# of Stories: 2
Legal Description: 153 PM 37 PCL C
Parking & Garage Information
Garage/Parking Sq. Ft: 726
Lot Information
# of Buildings: 1
Land Sq. Ft: 250,906
Acres: 5.76
Zoning Code: A-2
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 4.0
Sq. Ft.: 4,725
Stories: 2.0
Lot Size: 5.76 acres
Style: Single Family Residential
Year Built: 1995
Year Renovated: 1996
County: Contra Costa County
APN: 1982200410
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Rancho Romero Elementary School
Public K-5 • Assigned • 1.1mi
9/10
Stone Valley Middle School
Public 6-8 • Assigned • 1.9mi
10/10
San Ramon Valley High School
Public 9-12 • Assigned • 2.6mi
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
4/10 Fire Factor
2% chance of being in a wildfire in next 30 years
3/10 Heat Factor
8 days above 93° expected this year, 16 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
14 unhealthy days expected this year, 15 days in 30 years
Provided by First Street
Historical weather
Alamo, CA • 94507
Average low and high temperatures (°F)
58
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68
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74
51
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82
56
86
58
81
59
71
52
62
44
56
43
Jan
Feb
Mar
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May
Jun
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Aug
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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
$4.16M – $5.04M
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