2139 Las Trampas Rd is a 4,441 square foot house on a 6.94 acre lot with 4 bedrooms and 4 bathrooms. - it last sold on July 24, 2007 for $3,038,000. Based on Redfin's Alamo data, we estimate the home's value is $4,723,559.
Single-familyProperty Type
1992Year Built
6.94 acresLot Size
$1,064Est. Price/Sq.Ft.
3 car garageParking
Source:Public Records
Redfin Estimate
$4,723,559
$1.7M since sold in July 2007$30K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 82.3% higher than the average sale price ($2.59M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40244255
Jun 21, 2007
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40222536
Nov 27, 2006
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40167952
Nov 3, 2006
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40142854
May 17, 2006
Listing Removed
—
Public Records
Feb 11, 2003
Sold
$2,300,000
$518/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11166896
Dec 23, 2002
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #11160860
Nov 28, 2002
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #11153904
Sep 29, 2002
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #11149296
Aug 21, 2002
Listing Removed
—
Public Records
Jun 16, 1999
Sold
$1,640,000
$369/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11015303
May 14, 1999
Listing Removed
—
Public Records
Jul 21, 1993
Sold
$1,157,500
$261/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$45,804 (+3.2%)
$1,741,722 + $2,339,929
$4,081,651
2025
$44,373 (+2.0%)
$1,741,722 + $2,339,929
$4,081,651
2024
$43,487 (+4.7%)
$1,707,571 + $2,294,049
$4,001,620
2023
$41,526 (+6.9%)
$1,674,090 + $2,249,068
$3,923,158
2022
$38,864 (+15.6%)
$1,589,532 + $2,135,468
$3,725,000
2021
$33,618 (+4.2%)
$1,467,000 + $1,971,000
$3,438,000
2020
$32,268 (−0.7%)
$1,266,292 + $1,701,208
$2,967,500
2019
$32,507 (+6.0%)
$1,211,886 + $1,628,114
$2,840,000
2018
$30,662 (+6.8%)
$1,211,458 + $1,627,542
$2,839,000
2017
$28,708 (+5.3%)
$1,109,579 + $1,483,421
$2,593,000
2016
$27,263 (+8.8%)
$1,109,579 + $1,483,421
$2,593,000
2015
$25,053 (+7.7%)
$1,042,825 + $1,394,175
$2,437,000
2014
$23,271 (+5.5%)
$876,366 + $1,171,634
$2,048,000
2013
$22,056 (+20.0%)
$876,366 + $1,171,634
$2,048,000
2012
$18,379 (−20.8%)
$834,431 + $1,115,569
$1,950,000
2011
$23,198 (−5.3%)
$698,568 + $933,932
$1,632,500
2010
$24,503 (−19.6%)
$886,422 + $1,185,078
$2,071,500
2009
$30,462 (−4.0%)
$941,409 + $1,258,591
$2,200,000
2008
$31,741
$1,176,762 + $1,573,238
$2,750,000
Tax history for 2139 Las Trampas Rd
Year
Property tax
Land + Additions
Assessment*
2026
$45,804 (+3.2%)
$1,741,722 + $2,339,929
$4,081,651
2025
$44,373 (+2.0%)
$1,741,722 + $2,339,929
$4,081,651
2024
$43,487 (+4.7%)
$1,707,571 + $2,294,049
$4,001,620
2023
$41,526 (+6.9%)
$1,674,090 + $2,249,068
$3,923,158
2022
$38,864 (+15.6%)
$1,589,532 + $2,135,468
$3,725,000
2021
$33,618 (+4.2%)
$1,467,000 + $1,971,000
$3,438,000
2020
$32,268 (−0.7%)
$1,266,292 + $1,701,208
$2,967,500
2019
$32,507 (+6.0%)
$1,211,886 + $1,628,114
$2,840,000
2018
$30,662 (+6.8%)
$1,211,458 + $1,627,542
$2,839,000
2017
$28,708 (+5.3%)
$1,109,579 + $1,483,421
$2,593,000
2016
$27,263 (+8.8%)
$1,109,579 + $1,483,421
$2,593,000
2015
$25,053 (+7.7%)
$1,042,825 + $1,394,175
$2,437,000
2014
$23,271 (+5.5%)
$876,366 + $1,171,634
$2,048,000
2013
$22,056 (+20.0%)
$876,366 + $1,171,634
$2,048,000
2012
$18,379 (−20.8%)
$834,431 + $1,115,569
$1,950,000
2011
$23,198 (−5.3%)
$698,568 + $933,932
$1,632,500
2010
$24,503 (−19.6%)
$886,422 + $1,185,078
$2,071,500
2009
$30,462 (−4.0%)
$941,409 + $1,258,591
$2,200,000
2008
$31,741
$1,176,762 + $1,573,238
$2,750,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Dec 20, 2018 • Final
Building/residential/ad/single family addition
Convert a portion of the garage into living space and remodel the laundry room, kitchen, master bedroom, and bathrooms. Convert a closet into wine storage and install a new furnace.
Addition
Bathroom
Kitchen
Remodel
Aug 24, 2010 • Final
Building - residential plumbing
Remove and replace a water heater.
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: 12
Exterior
Property Information
Subdivision Name: SUBDIVISION 6419
Living Sq. Ft: 4,441
Ground Floor Sq. Ft: 3,763
Building Sq. Ft: 4,441
# of Stories: 2
Legal Description: T6419 LOT 17 & POR LOT 16
Parking & Garage Information
Garage/Parking Sq. Ft: 772
Lot Information
# of Buildings: 1
Land Sq. Ft: 302,306
Legal Lot Number: 17
Acres: 6.94
Zoning Code: A-2
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 4.0
Sq. Ft.: 4,441
Stories: 2.0
Lot Size: 6.94 acres
Style: Single Family Residential
Year Built: 1992
Year Renovated: 2005
County: Contra Costa County
APN: 1982200451
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 • 1.2mi
9/10
Stone Valley Middle School
Public 6-8 • Assigned • 1.8mi
10/10
San Ramon Valley High School
Public 9-12 • Assigned • 2.7mi
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
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
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
39
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68
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74
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82
56
86
58
81
59
71
52
62
44
56
43
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
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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
$4.49M – $5.43M
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