Ahern Ave, Union City, CA Property Records

Alameda County property records for 10 addresses on Ahern Ave, Union City, CA · Last verified August 2026

Ahern Ave Highlights

Properties 10
Latest Sale $16,880,000 (Jan 2025)
Sales Recorded 9
Average Living Area 80,437 sq ft
Median Annual Tax Bill $116,612
Median Year Built 1988
Median Ownership Tenure 15 years

Properties on Ahern Ave

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

29959 Ahern Ave

92,832 sqft · Built 1987 · 1.1 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $57,8722025 1 Name on Record AssessorUpdated Aug 2026

29983 Ahern Ave

26,611 sqft · Built 1987 · 0.714 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $29,0462025 1 Name on Record AssessorUpdated Aug 2026

30009 Ahern Ave

5.5 ba · 45,024 sqft · 1.11 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $65,1752025 1 Name on Record AssessorUpdated Aug 2026

30029 Ahern Ave

82,944 sqft · Built 1988 · 2.18 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $87,4672025 1 Name on Record AssessorUpdated Aug 2026

30039 Ahern Ave

115,200 sqft · Built 1988 · 2.94 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $119,8272025 1 Name on Record AssessorUpdated Aug 2026

30047 Ahern Ave

2.5 ba · 105,408 sqft · 5.93 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $134,9082025 1 Name on Record AssessorUpdated Aug 2026

30049 Ahern Ave

1 ba · 77,760 sqft · 2.07 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2011 $108,8402025 1 Name on Record AssessorUpdated Aug 2026

30069 Ahern Ave

12 ba · 86,550 sqft · 5.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,255,000Dec 2010 $118,9652025 1 Name on Record AssessorUpdated Oct 2025

30100 Ahern Ave

100,080 sqft · Built 1975 · 4.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$120,2462025 1 Name on Record AssessorUpdated Aug 2026

30180 Ahern Ave

3 ba · 71,964 sqft · 3.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,880,000Jan 2025 $116,6122024 Amount on Record Mar 2015 1 Name on Record AssessorUpdated Apr 2026

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