bridgeMLS, Bay East AOR, or Contra Costa AOR #40088936
Sep 8, 2023
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40527202
Mar 21, 2012
Sold
$1,200,000
$309/sq ft
Mar 10, 2012
Pending
—
Aug 5, 2011
Price Changed
*
Jun 2, 2011
Listed
*
bridgeMLS, Bay East AOR, or Contra Costa AOR #40451480
Mar 29, 2011
Listing Removed
—
Public Records
Oct 3, 2006
Sold
$1,575,000
$406/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40095889
Sep 24, 2005
Sold
$1,628,000
$419/sq ft
Aug 9, 2005
Listing Removed
—
Jul 21, 2005
Listed
*
bridgeMLS, Bay East AOR, or Contra Costa AOR #11066947
Oct 31, 2000
Sold
$1,050,000
$270/sq ft
Oct 12, 2000
Listing Removed
—
Sep 14, 2000
Listed
*
bridgeMLS, Bay East AOR, or Contra Costa AOR #11021644
Jan 28, 2000
Sold
$650,000
$167/sq ft
Dec 23, 1999
Listing Removed
—
Jul 6, 1999
Listed
*
Year
Property tax
Land + Additions
Assessment*
2025
$23,574 (+3.1%)
$461,196 + $1,076,124
$1,537,320
2024
$22,868 (+10.5%)
$452,156 + $1,055,031
$1,507,187
2023
$20,691 (+4.6%)
$443,293 + $1,034,350
$1,477,643
2022
$19,784 (+2.2%)
$426,081 + $994,190
$1,420,271
2021
$19,368 (+1.1%)
$426,081 + $994,190
$1,420,271
2020
$19,165 (−1.0%)
$417,729 + $974,702
$1,392,431
2019
$19,357 (+1.7%)
$413,449 + $964,714
$1,378,163
2018
$19,037 (+2.1%)
$405,345 + $945,806
$1,351,151
2017
$18,639 (+6.6%)
$389,610 + $909,090
$1,298,700
2016
$17,482 (+1.3%)
$389,610 + $909,090
$1,298,700
2015
$17,266 (−9.0%)
$381,970 + $891,265
$1,273,235
2014
$18,981 (−1.2%)
$368,866 + $860,689
$1,229,555
2013
$19,202 (+4.7%)
$368,866 + $860,689
$1,229,555
2012
$18,342 (−10.8%)
$367,200 + $856,800
$1,224,000
2011
$20,564 (+5.3%)
$360,000 + $840,000
$1,200,000
2010
$19,534 (−8.5%)
$420,000 + $980,000
$1,400,000
2009
$21,353 (−5.0%)
$390,000 + $910,000
$1,300,000
2008
$22,476
$450,000 + $1,050,000
$1,500,000
Tax history for 1 Castledown Rd
Year
Property tax
Land + Additions
Assessment*
2025
$23,574 (+3.1%)
$461,196 + $1,076,124
$1,537,320
2024
$22,868 (+10.5%)
$452,156 + $1,055,031
$1,507,187
2023
$20,691 (+4.6%)
$443,293 + $1,034,350
$1,477,643
2022
$19,784 (+2.2%)
$426,081 + $994,190
$1,420,271
2021
$19,368 (+1.1%)
$426,081 + $994,190
$1,420,271
2020
$19,165 (−1.0%)
$417,729 + $974,702
$1,392,431
2019
$19,357 (+1.7%)
$413,449 + $964,714
$1,378,163
2018
$19,037 (+2.1%)
$405,345 + $945,806
$1,351,151
2017
$18,639 (+6.6%)
$389,610 + $909,090
$1,298,700
2016
$17,482 (+1.3%)
$389,610 + $909,090
$1,298,700
2015
$17,266 (−9.0%)
$381,970 + $891,265
$1,273,235
2014
$18,981 (−1.2%)
$368,866 + $860,689
$1,229,555
2013
$19,202 (+4.7%)
$368,866 + $860,689
$1,229,555
2012
$18,342 (−10.8%)
$367,200 + $856,800
$1,224,000
2011
$20,564 (+5.3%)
$360,000 + $840,000
$1,200,000
2010
$19,534 (−8.5%)
$420,000 + $980,000
$1,400,000
2009
$21,353 (−5.0%)
$390,000 + $910,000
$1,300,000
2008
$22,476
$450,000 + $1,050,000
$1,500,000
*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
Zoning
Permits
Beds
4
Baths
3
Stories
2
Lot width
—
Lot depth
—
Lot size
0.78 Acres
Year renovated
1964
Sq. Ft.
4,136
Year built
1923
Style
Single Family Residential
County
Alameda County
APN
946 440602200
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 17, 2026.
PD
Planned Development District
Planned development districts, hereinafter designated as PD districts, are established to encourage the arrangement of a compatible variety of uses on suitable lands in such a manner that the resulting development will: be in accord with the policies of the General Plan of the county; provide efficient use of the land that includes preservation of significant open areas and natural and topographic landscape features with minimum alteration of natural land forms; provide an environment that will encourage the use of common open areas for neighborhood or community activities and other amenities; be compatible with and enhance the development of the general area; and create an attractive, efficient and safe environment.
Feb 3, 2011 • Final
Building
Remove the existing roof and install new plywood and heavy weight tile.
Roofing
Sep 29, 2005 • Final
Building
Repair damaged floor joists beneath a suspended garage floor as identified in a termite report. Address fungus damage on the ends of the joists.
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
Parking
Parking Information
Garage Spaces: 2
Covered Spaces: 2
Parking Features: Detached, Off Street, Garage Door Opener
Interior
Virtual Tour
Bathroom Information
# of Bathrooms Total: 3
# of Bathrooms Full: 3
Other Bathrooms Included Features: Shower Over Tub, Stall Shower, Tile
Primary Bathroom Included Features: Skylight(s), Stall Shower, Tub with Jets, Updated Baths
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2011. This data may not match public records. Learn more.