520 Cox Rd is a 2,494 square foot house on a 1.01 acre lot with 4 bedrooms and 2 bathrooms. Based on Redfin's San Marcos data, we estimate the home's value is $1,224,316.
Single-familyProperty Type
1987Year Built
1.01 acresLot Size
$491Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,224,316
$2,000 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.1% higher than the average sale price ($1.22M) 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
$4,437 (+5.5%)
$112,494 + $282,201
$394,695
2024
$4,205 (+1.9%)
$110,289 + $276,668
$386,957
2023
$4,127 (+1.4%)
$108,127 + $271,244
$379,371
2022
$4,070 (+1.7%)
$106,007 + $265,926
$371,933
2021
$4,003 (+1.0%)
$103,929 + $260,712
$364,641
2020
$3,965 (+1.1%)
$101,892 + $255,600
$357,492
2019
$3,920 (+3.3%)
$100,848 + $252,980
$353,828
2018
$3,796 (+2.0%)
$98,871 + $248,020
$346,891
2017
$3,721 (+1.6%)
$95,033 + $238,390
$333,423
2016
$3,663 (+1.5%)
$95,033 + $238,390
$333,423
2015
$3,610 (+2.4%)
$93,170 + $233,716
$326,886
2014
$3,527 (+17.8%)
$89,974 + $225,697
$315,671
2013
$2,993 (+1.8%)
$89,974 + $225,697
$315,671
2012
$2,939 (+2.0%)
$89,568 + $181,872
$271,440
2011
$2,881 (+4.7%)
$87,812 + $178,306
$266,118
2010
$2,751 (+0.9%)
$86,091 + $174,810
$260,901
2009
$2,727 (+1.7%)
$85,448 + $173,504
$258,952
2008
$2,681
$85,651 + $173,917
$259,568
Tax history for 520 Cox Rd
Year
Property tax
Land + Additions
Assessment*
2025
$4,437 (+5.5%)
$112,494 + $282,201
$394,695
2024
$4,205 (+1.9%)
$110,289 + $276,668
$386,957
2023
$4,127 (+1.4%)
$108,127 + $271,244
$379,371
2022
$4,070 (+1.7%)
$106,007 + $265,926
$371,933
2021
$4,003 (+1.0%)
$103,929 + $260,712
$364,641
2020
$3,965 (+1.1%)
$101,892 + $255,600
$357,492
2019
$3,920 (+3.3%)
$100,848 + $252,980
$353,828
2018
$3,796 (+2.0%)
$98,871 + $248,020
$346,891
2017
$3,721 (+1.6%)
$95,033 + $238,390
$333,423
2016
$3,663 (+1.5%)
$95,033 + $238,390
$333,423
2015
$3,610 (+2.4%)
$93,170 + $233,716
$326,886
2014
$3,527 (+17.8%)
$89,974 + $225,697
$315,671
2013
$2,993 (+1.8%)
$89,974 + $225,697
$315,671
2012
$2,939 (+2.0%)
$89,568 + $181,872
$271,440
2011
$2,881 (+4.7%)
$87,812 + $178,306
$266,118
2010
$2,751 (+0.9%)
$86,091 + $174,810
$260,901
2009
$2,727 (+1.7%)
$85,448 + $173,504
$258,952
2008
$2,681
$85,651 + $173,917
$259,568
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
A-1
Agricultural 1 Zone
To provide a low-intensity Agricultural Zone that is consistent in character with larger residential areas. This Zone is suitable for low-density residential hillside development. The A-1 Zone is intended to implement and be consistent with the Agricultural Residential (AG) land use designation of the General Plan.
Permitted uses
Include but are not limited to:
Agriculture
Equestrian facility
Livestock production
Garden center
Day care facility
Housing-Single unit
Housing-Senior
Housing-Other
Communications tower
Housing-Mobile home park
Property details
Exterior
Property Information
Subdivision Name: SAN MARCOS THE QUORUM
Living Sq. Ft: 2,494
Building Sq. Ft: 2,494
# of Units: 1
Legal Description: LOT 8 TR 9002
Parking & Garage Information
# of Parking Spaces: 3
Parking Type: Garage/Carport
Lot Information
# of Buildings: 1
Land Sq. Ft: 43,996
Legal Lot Number: 8
Acres: 1.01
Zoning Code: R1
County Use Description: 1 FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 2,494
Stories: —
Lot Size: 1.01 acres
Style: Single Family Residential
Year Built: 1987
Year Renovated: 1987
County: San Diego County
APN: 1823000800
Home facts updated by county records on Aug 19, 2026
Around this home
Schools
Twin Oaks Elementary School
Public K-5 • Assigned • 0.6mi
8/10
Woodland Park Middle School
Public 6-8 • Assigned • 2.0mi
5/10
Mission Hills High School
Public 9-12 • Assigned • 2.0mi
7/10
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
5/10 Fire Factor
5% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 94° expected this year, 24 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
3/10 Air Factor
4 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
San Marcos, CA • 92069
Average low and high temperatures (°F)
69
45
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48
72
50
71
51
74
56
77
60
80
61
84
63
82
63
77
55
70
48
69
47
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.1 hours in
June and 7.3 hours in December, placing it above the
U.S. average for solar exposure.
9.1 hrs
7.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.16M – $1.41M
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