For comp. purposes only. Located in the heart of the highly sought-after trail neighborhood sits this newly built charmer which was constructed by Orinda-based builder, Aglar Properties, in 2010. This two-story home features many recent renovations, farmhouse appeal, traditional finishes, open-concept living spaces, a functional floor plan, and perfectly placed Andersen doors for easy indoor/outdoor flow. Adorned by majestic oaks, the level exterior has been beautifully landscaped and features colorful gardens, sprawling level lawn, back deck, and incredible curb appeal.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40866973
May 23, 2019
Sold
$2,675,000
$885/sq ft
May 23, 2019
Listed
$2,675,000
$885/sq ft
Public Records
Aug 3, 2012
Sold
$1,625,000
$538/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40519612
Jul 9, 2011
Listing Removed
—
Public Records
Aug 6, 2010
Sold
$2,050,000
$679/sq ft
Public Records
Sep 5, 2008
Sold
$500,000
$166/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$35,562 (+1.7%)
$1,137,827 + $2,009,902
$3,147,729
2024
$34,963 (+5.0%)
$1,115,517 + $1,970,493
$3,086,010
2023
$33,304 (+1.5%)
$1,093,645 + $1,931,856
$3,025,501
2022
$32,798 (+3.0%)
$1,072,201 + $1,795,938
$2,868,139
2021
$31,848 (−0.6%)
$1,051,178 + $1,760,724
$2,811,902
2020
$32,027 (+48.0%)
$1,030,567 + $1,726,200
$2,756,767
2019
$21,641 (+3.7%)
$1,020,000 + $1,708,500
$2,728,500
2018
$20,878 (+1.7%)
$1,241,892 + $551,951
$1,793,843
2017
$20,521 (+1.8%)
$1,193,669 + $530,519
$1,724,188
2016
$20,153 (+2.8%)
$1,193,669 + $530,519
$1,724,188
2015
$19,611 (+0.8%)
$1,170,264 + $520,117
$1,690,381
2014
$19,452 (+1.5%)
$1,130,107 + $502,270
$1,632,377
2013
$19,161 (+68.2%)
$1,130,107 + $502,270
$1,632,377
2012
$11,390 (+21.8%)
$1,125,000 + $500,000
$1,625,000
2011
$9,353 (+52.7%)
$482,407 + $445,000
$927,407
2010
$6,124 (−3.6%)
$472,949 + $267,000
$739,949
2009
$6,350 (+423.0%)
$469,415
2008
$1,214
$499,700
Tax history for 821 Topper Ln
Year
Property tax
Land + Additions
Assessment*
2025
$35,562 (+1.7%)
$1,137,827 + $2,009,902
$3,147,729
2024
$34,963 (+5.0%)
$1,115,517 + $1,970,493
$3,086,010
2023
$33,304 (+1.5%)
$1,093,645 + $1,931,856
$3,025,501
2022
$32,798 (+3.0%)
$1,072,201 + $1,795,938
$2,868,139
2021
$31,848 (−0.6%)
$1,051,178 + $1,760,724
$2,811,902
2020
$32,027 (+48.0%)
$1,030,567 + $1,726,200
$2,756,767
2019
$21,641 (+3.7%)
$1,020,000 + $1,708,500
$2,728,500
2018
$20,878 (+1.7%)
$1,241,892 + $551,951
$1,793,843
2017
$20,521 (+1.8%)
$1,193,669 + $530,519
$1,724,188
2016
$20,153 (+2.8%)
$1,193,669 + $530,519
$1,724,188
2015
$19,611 (+0.8%)
$1,170,264 + $520,117
$1,690,381
2014
$19,452 (+1.5%)
$1,130,107 + $502,270
$1,632,377
2013
$19,161 (+68.2%)
$1,130,107 + $502,270
$1,632,377
2012
$11,390 (+21.8%)
$1,125,000 + $500,000
$1,625,000
2011
$9,353 (+52.7%)
$482,407 + $445,000
$927,407
2010
$6,124 (−3.6%)
$472,949 + $267,000
$739,949
2009
$6,350 (+423.0%)
$469,415
2008
$1,214
$499,700
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Permits
Beds
5
Baths
5
Stories
2
Lot width
—
Lot depth
—
Lot size
0.31 Acres
Year renovated
2011
Sq. Ft.
3,021
Year built
2010
Style
Single Family Residential
County
Contra Costa County
APN
2340620133
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Oct 10, 2026.
Oct 25, 2023 • Final
Building/residential/p/pool
Install a new inground gunite swimming pool with an automatic cover.
Pool and hot tub
Apr 14, 2014 • Final
Building/residential/cg/carport garage
Construct a new detached garage.
Addition
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
Parking
Parking Information
Garage Spaces: 2
Covered Spaces: 2
Parking Features: Detached, Garage Door Opener
Interior
Bathroom Information
# of Bathrooms Total: 5
# of Bathrooms Full: 4
# of Bathrooms Partial: 1
Other Bathrooms Included Features: Shower Over Tub, Solid Surface, Stall Shower, Tile, Updated Baths
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2019. This data may not match public records. Learn more.