321 Averil Rd is a 558 square foot house on a 8,973 square foot lot with 1 bedroom and 1 bathroom. - it last sold on August 06, 2021 for $422,000. Based on Redfin's San Ysidro data, we estimate the home's value is $527,042.
Single-familyProperty Type
1935Year Built
8,973 sq ftLot Size
$945Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$527,042
$105K since sold in August 2021$18K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 19.3% lower than the average sale price ($653K) of 5 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
RM-1-1
SAN YSIDRO
Residential-Multiple Unit Zone
The purpose of the RM zones is to provide for multiple dwelling unit development at varying densities. The RM zones individually accommodate developments with similar densities and characteristics. Each of the RM zones is intended to establish development criteria that consolidates common development regulations, accommodates specific dwelling types, and responds to locational issues regarding adjacent land uses.
Zone overlays
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Multiple units
Housing-Senior
Housing-Student
Housing-Other
Recreation
Housing-Mobile home park
Park & open space
Property details
Exterior
Exterior Information
Building Type: Single Family
Property Information
Living Sq. Ft: 558
Building Sq. Ft: 558
# of Units: 1
# of Stories: 1
Legal Description: PAR 1 TR 1015466
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,973
Acres: 0.206
Front Footage: 176
Zoning Code: RM-1-1
County Use Description: 1 FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 1
Baths: 1.0
Sq. Ft.: 558
Stories: 1.0
Lot Size: 8,973 square feet
Style: Single Family Residential
Year Built: 1935
Year Renovated: 1935
County: San Diego County
APN: 6380206600
Home facts updated by county records on Aug 19, 2026
Around this home
Schools
Sunset Elementary School
Public K-6 • Assigned • 0.4mi
7/10
San Ysidro Middle School
Public 7-8 • Assigned • 0.9mi
2/10
San Ysidro High School
Public 9-12 • Assigned • 2.2mi
4/10
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
3/10 Fire Factor
0.62% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 88° expected this year, 19 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
1/10 Air Factor
0 unhealthy days expected this year, 0 days in 30 years
Provided by First Street
Historical weather
San Ysidro, CA • 92173
Average low and high temperatures (°F)
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51
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68
59
71
62
74
66
75
65
76
66
72
59
68
54
66
52
Jan
Feb
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Sun exposure
In this area, properties receive around 8.4 hours in
June and 7.4 hours in December, placing it above the
U.S. average for solar exposure.
8.4 hrs
7.4 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$501,000 – $607,000
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