36 Castledown Rd is a 2,510 square foot house on a 0.46 acre lot with 4 bedrooms and 5 bathrooms. Based on Redfin's Pleasanton data, we estimate the home's value is $2,052,786.
Single-familyProperty Type
1928Year Built
0.46 acresLot Size
$818Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,052,786
$52K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.7% higher than the average sale price ($1.85M) 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
$12,395 (+2.8%)
$292,473 + $278,677
$571,150
2024
$12,057 (+20.6%)
$292,473 + $278,677
$571,150
2023
$10,001 (+3.5%)
$286,739 + $273,214
$559,953
2022
$9,658 (+1.7%)
$275,606 + $262,606
$538,212
2021
$9,498 (+0.8%)
$275,606 + $262,606
$538,212
2020
$9,421 (−0.9%)
$270,203 + $257,458
$527,661
2019
$9,504 (+1.3%)
$267,434 + $254,819
$522,253
2018
$9,382 (+1.6%)
$262,191 + $249,824
$512,015
2017
$9,233 (+5.0%)
$252,012 + $240,124
$492,136
2016
$8,791 (+0.6%)
$252,012 + $240,124
$492,136
2015
$8,738 (−1.0%)
$247,071 + $235,417
$482,488
2014
$8,828 (−0.8%)
$238,594 + $227,340
$465,934
2013
$8,898 (+6.6%)
$238,594 + $227,340
$465,934
2012
$8,345 (+2.9%)
$237,516 + $226,313
$463,829
2011
$8,106 (−1.1%)
$232,859 + $221,876
$454,735
2010
$8,193 (+7.6%)
$228,293 + $217,525
$445,818
2009
$7,612 (+2.4%)
$226,588 + $215,901
$442,489
2008
$7,436
$227,126 + $216,414
$443,540
Tax history for 36 Castledown Rd
Year
Property tax
Land + Additions
Assessment*
2025
$12,395 (+2.8%)
$292,473 + $278,677
$571,150
2024
$12,057 (+20.6%)
$292,473 + $278,677
$571,150
2023
$10,001 (+3.5%)
$286,739 + $273,214
$559,953
2022
$9,658 (+1.7%)
$275,606 + $262,606
$538,212
2021
$9,498 (+0.8%)
$275,606 + $262,606
$538,212
2020
$9,421 (−0.9%)
$270,203 + $257,458
$527,661
2019
$9,504 (+1.3%)
$267,434 + $254,819
$522,253
2018
$9,382 (+1.6%)
$262,191 + $249,824
$512,015
2017
$9,233 (+5.0%)
$252,012 + $240,124
$492,136
2016
$8,791 (+0.6%)
$252,012 + $240,124
$492,136
2015
$8,738 (−1.0%)
$247,071 + $235,417
$482,488
2014
$8,828 (−0.8%)
$238,594 + $227,340
$465,934
2013
$8,898 (+6.6%)
$238,594 + $227,340
$465,934
2012
$8,345 (+2.9%)
$237,516 + $226,313
$463,829
2011
$8,106 (−1.1%)
$232,859 + $221,876
$454,735
2010
$8,193 (+7.6%)
$228,293 + $217,525
$445,818
2009
$7,612 (+2.4%)
$226,588 + $215,901
$442,489
2008
$7,436
$227,126 + $216,414
$443,540
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
A
Agricultural Districts
Agricultural districts, hereinafter designated as A districts, are established to promote implementation of general plan land use proposals for agricultural and other nonurban uses, to conserve and protect existing agricultural uses, and to provide space for and encourage such uses in places where more intensive development is not desirable or necessary for the general welfare.
Permitted uses
Include but are not limited to:
Equestrian facility
Greenhouse / nursery
Livestock production
Ranch
Winery & vineyard
Housing-Single unit
Housing-Other
Agriculture-Cropland
Oct 19, 2007 • Final
Building
Remove and replace a gas water heater.
Gas
Plumbing
Water heater
Nov 19, 2003 • Final
Building
Extend a sunroom on the second floor and add a deck. Construct a new carport on the first floor underneath the deck.
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
Interior
Room Information
# of Rooms: 9
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Good
Property Information
Living Sq. Ft: 2,510
Building Sq. Ft: 2,510
# of Units: 1
# of Stories: 1
Legal Description: PARCEL MAPS 1034 LOT 1
Parking & Garage Information
# of Parking Spaces: 4
Lot Information
# of Buildings: 1
Land Sq. Ft: 19,823
Legal Lot Number: 1
Municipality Name: PLEASANTON UNINCORP
Acres: 0.4551
County Use Description: SINGLE FAMILY RES HOME WITH NO
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 4
Baths: 5.0
Sq. Ft.: 2,510
Stories: 1.0
Lot Size: 0.46 acres
Style: Single Family Residential
Year Built: 1928
Year Renovated: 1928
County: Alameda County
APN: 946 440605502
Home facts updated by county records on Jul 28, 2026
Around this home
Schools
Phoebe Apperson Hearst Elementary School
Public K-5 • Assigned • 1.0mi
8/10
Pleasanton Middle School
Public 6-8 • Assigned • 1.3mi
7/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Historical weather
Pleasanton, CA • 94566
Average low and high temperatures (°F)
60
38
63
42
70
46
69
47
76
50
82
53
82
55
87
57
84
57
77
53
64
44
58
43
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.4 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.4 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.95M – $2.36M
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