21 Harrington Rd is a 3,170 square foot house on a 0.4 acre lot with 5 bedrooms and 3 bathrooms. Based on Redfin's Moraga data, we estimate the home's value is $2,314,418.
Single-familyProperty Type
1987Year Built
0.4 acresLot Size
$730Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,314,418
$35K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.2% lower than the average sale price ($2.34M) 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
$24,479 (+1.6%)
$1,053,543 + $1,036,478
$2,090,021
2024
$24,089 (+4.2%)
$1,032,886 + $1,016,155
$2,049,041
2023
$23,120 (+1.6%)
$1,012,634 + $996,231
$2,008,865
2022
$22,748 (+6.7%)
$992,779 + $976,698
$1,969,477
2021
$21,312 (+8.8%)
$973,313 + $957,548
$1,930,861
2020
$19,588 (−2.1%)
$903,568 + $888,932
$1,792,500
2019
$20,011 (+7.9%)
$831,736 + $818,264
$1,650,000
2018
$18,541 (−0.3%)
$831,736 + $818,264
$1,650,000
2017
$18,589 (+5.7%)
$781,328 + $768,672
$1,550,000
2016
$17,585 (+10.9%)
$781,328 + $768,672
$1,550,000
2015
$15,851 (−0.6%)
$754,107 + $741,893
$1,496,000
2014
$15,953 (+13.7%)
$668,665 + $657,835
$1,326,500
2013
$14,028 (+1.2%)
$668,665 + $657,835
$1,326,500
2012
$13,856 (+4.5%)
$594,061 + $584,439
$1,178,500
2011
$13,255 (−13.2%)
$594,061 + $584,439
$1,178,500
2010
$15,266 (−6.6%)
$561,799 + $552,701
$1,114,500
2009
$16,349 (−4.7%)
$658,079 + $647,421
$1,305,500
2008
$17,148
$714,032 + $702,468
$1,416,500
Tax history for 21 Harrington Rd
Year
Property tax
Land + Additions
Assessment*
2025
$24,479 (+1.6%)
$1,053,543 + $1,036,478
$2,090,021
2024
$24,089 (+4.2%)
$1,032,886 + $1,016,155
$2,049,041
2023
$23,120 (+1.6%)
$1,012,634 + $996,231
$2,008,865
2022
$22,748 (+6.7%)
$992,779 + $976,698
$1,969,477
2021
$21,312 (+8.8%)
$973,313 + $957,548
$1,930,861
2020
$19,588 (−2.1%)
$903,568 + $888,932
$1,792,500
2019
$20,011 (+7.9%)
$831,736 + $818,264
$1,650,000
2018
$18,541 (−0.3%)
$831,736 + $818,264
$1,650,000
2017
$18,589 (+5.7%)
$781,328 + $768,672
$1,550,000
2016
$17,585 (+10.9%)
$781,328 + $768,672
$1,550,000
2015
$15,851 (−0.6%)
$754,107 + $741,893
$1,496,000
2014
$15,953 (+13.7%)
$668,665 + $657,835
$1,326,500
2013
$14,028 (+1.2%)
$668,665 + $657,835
$1,326,500
2012
$13,856 (+4.5%)
$594,061 + $584,439
$1,178,500
2011
$13,255 (−13.2%)
$594,061 + $584,439
$1,178,500
2010
$15,266 (−6.6%)
$561,799 + $552,701
$1,114,500
2009
$16,349 (−4.7%)
$658,079 + $647,421
$1,305,500
2008
$17,148
$714,032 + $702,468
$1,416,500
*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
2-DUA
Two Dwelling Units Per Acre Residential District
The purpose of the 2-DUA zoning districts is to provide for a residential environment consisting of low density, detached, single-family homes consistent with the general plan.
Permitted uses
Include but are not limited to:
Agriculture
Livestock production
Day care facility
Housing-Single unit
Housing-Other
Recreation
Agriculture-Cropland
Park & open space
Sep 25, 2025 • Final
Building - residential solar photovoltaic
Install a roof-top mounted photovoltaic system and energy storage system on a residential building. The installation includes solar modules, energy storage units, shutdown devices, and a backup gateway.
Battery
Electrical
Solar
Jul 28, 2025 • Final
Building/residential/al/alteration
Remodel the master bathroom by replacing a platform tub with a free-standing tub, extending the shower, and replacing a linen closet with built-in cabinets. Perform a like-for-like remodel of the guest bathroom including new flooring, shower walls, and vanities. Install retrofit windows throughout.
Bathroom
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
Interior
Room Information
# of Rooms: 12
Exterior
Property Information
Subdivision Name: SUBDIVISION 6143
Living Sq. Ft: 3,170
Ground Floor Sq. Ft: 3,170
Building Sq. Ft: 3,170
# of Stories: 1
Legal Description: T6143B L0087 B EX MR
Parking & Garage Information
Garage/Parking Sq. Ft: 756
Lot Information
# of Buildings: 1
Land Sq. Ft: 17,400
Legal Lot Number: 87
Acres: 0.3994
County Use Description: SINGLE FAMILY DETACHED WITH MA
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 3,170
Stories: 1.0
Lot Size: 0.4 acres
Style: Single Family Residential
Year Built: 1987
Year Renovated: 2005
County: Contra Costa County
APN: 2586600070
Home facts updated by county records on Oct 9, 2026
Around this home
Schools
Camino Pablo Elementary School
Public K-5 • Assigned • 0.8mi
9/10
Joaquin Moraga Intermediate School
Public 6-8 • Assigned • 1.3mi
9/10
Campolindo High School
Public 9-12 • Assigned • 3.3mi
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
0.93% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 90° 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
Moraga, CA • 94556
Average low and high temperatures (°F)
60
43
62
44
70
47
67
48
73
52
76
54
77
57
82
58
80
60
76
57
63
49
58
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.2 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.2 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.20M – $2.66M
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