18th St, Del Mar, CA Property Records

San Diego County property records for 3 addresses on 18th St, Del Mar, CA · Last verified August 2026

18th St Highlights

Properties 3
Latest Sale $1,000 (Feb 2022)
Deeds and Mortgages on File 6
Average Living Area 1,789 sq ft
Owner Occupied 33%
Median Annual Tax Bill $17,731
Median Year Built 1984
Median Ownership Tenure 24 years

Properties on 18th St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

138 18th St

3 bd · 3 ba · 1,820 sqft · 0.086 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1989 $7,9832025 1 Name on Record AssessorUpdated Aug 2026

139 18th St

3 bd · 3.5 ba · 2,025 sqft · 0.172 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,685,000Jul 2002 $28,7142025 Amount on Record Mar 1996 1 Name on Record AssessorUpdated Jul 2026

224 18th St

3 bd · 2 ba · 1,524 sqft · 0.111 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,000Feb 2022 $17,7312025 —Apr 2022 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Aug 2026

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