121 Unity Ln is a 2,644 square foot house on a 4,294 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's San Marcos data, we estimate the home's value is $1,266,340.
Single-familyProperty Type
2018Year Built
4,294 sq ftLot Size
$479Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,266,340
$4,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.4% lower than the average sale price ($1.27M) 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
$12,243 (+4.8%)
$409,616 + $430,094
$839,710
2024
$11,680 (+2.3%)
$401,585 + $421,661
$823,246
2023
$11,423 (+2.1%)
$393,711 + $413,394
$807,105
2022
$11,186 (+2.2%)
$385,992 + $405,289
$791,281
2021
$10,942 (+1.2%)
$378,424 + $397,343
$775,767
2020
$10,815 (+1.3%)
$371,004 + $389,552
$760,556
2019
$10,673 (+154.2%)
$367,200 + $385,558
$752,758
2018
$4,199 (+132.4%)
$163,975
2017
$1,807
$160,760
Tax history for 121 Unity Ln
Year
Property tax
Land + Additions
Assessment*
2025
$12,243 (+4.8%)
$409,616 + $430,094
$839,710
2024
$11,680 (+2.3%)
$401,585 + $421,661
$823,246
2023
$11,423 (+2.1%)
$393,711 + $413,394
$807,105
2022
$11,186 (+2.2%)
$385,992 + $405,289
$791,281
2021
$10,942 (+1.2%)
$378,424 + $397,343
$775,767
2020
$10,815 (+1.3%)
$371,004 + $389,552
$760,556
2019
$10,673 (+154.2%)
$367,200 + $385,558
$752,758
2018
$4,199 (+132.4%)
$163,975
2017
$1,807
$160,760
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
SPA
Specific Plan Area Zone
The purpose of this chapter is to provide a framework for the Specific Plan Area (SPA) Zone through a standard process and general regulations and, specifically, to accomplish the following: Implement the goals, objectives, and policies of the General Plan.; Provide a planning process for the initiation, review, and regulation of comprehensively planned urban communities affording flexibility to the developer in a context of City review that ensures provision of necessary public services and facilities.; Establish a development review framework for comprehensibly planned communities pursuant to the authority provided in Government Code Section 65450 for the preparation of Specific Plans.
Permitted uses
Include but are not limited to:
No uses permitted by right
Property details
Exterior
Property Information
Subdivision Name: RANCHO CORONADO VILLAGE M 15-
Living Sq. Ft: 2,644
Building Sq. Ft: 2,644
# of Units: 1
Legal Description: LOT 29
Parking & Garage Information
# of Parking Spaces: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,294
Legal Lot Number: 29
Acres: 0.0986
Zoning Code: R1
County Use Description: 1 FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,644
Stories: —
Lot Size: 4,294 square feet
Style: Single Family Residential
Year Built: 2018
Year Renovated: 2018
County: San Diego County
APN: 2221730900
Home facts updated by county records on Aug 19, 2026
Around this home
Schools
San Marcos Elementary School
Public K-5 • Assigned • 1.4mi
2/10
San Marcos Middle School
Public 6-8 • Assigned • 1.8mi
5/10
Mission Hills High School
Public 9-12 • Assigned • 2.2mi
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
4/10 Fire Factor
0.93% chance of being in a wildfire in next 30 years
4/10 Heat Factor
8 days above 95° expected this year, 24 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
4/10 Air Factor
4 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
San Marcos, CA • 92078
Average low and high temperatures (°F)
68
46
70
48
72
51
70
52
72
56
75
60
80
64
80
63
78
64
75
57
70
51
68
49
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 8.7 hours in
June and 7.3 hours in December, placing it above the
U.S. average for solar exposure.
8.7 hrs
7.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.20M – $1.46M
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