Alcatraz
Opened on
Age
Saturday August 11, 1934
90
years
3
months
11
days
Next birthday in
Basic information
AKA
Alcatraz Federal Penitentiary The Rock,
Category
buildings
Country
United States
Description
maximum security federal prison
It was closed on 21 March 1963
prison operators believed Alcatraz to be escape-proof and America's strongest prison
Today it is a public museum
Find more information about Alcatraz on Wikipedia
Half birthday 
Next half birthday falls on
Monday February 10, 2025
It is going to happen in
Age in different time units
Months
Weeks
Days
Hours
Minutes
Seconds
Planet Age
How old Alcatraz would be if it was opened on a different planet
Mercury
374.86 years
Venus
146.76 years
Mars
48 years
Jupiter
7.61 years
Saturn
3.07 years
Celebrate NOW
Alcatraz - Celebrations from his DOB
- 12 days from now, December 4, 2024, Alcatraz celebrate 375th Mercury age
- 23 days from now, December 16, 2024, Alcatraz celebrate exactly 33,000 days
- 54 days from now, January 16, 2025, Alcatraz celebrate 147th Venus age
- 80 days from now, February 9, 2025, Alcatraz celebrate 91st half birthday
- 100 days from now, March 2, 2025, Alcatraz celebrate 376th Mercury age
- 188 days from now, May 29, 2025, Alcatraz celebrate 377th Mercury age
- 201 days from now, June 11, 2025, Alcatraz celebrate exactly 1090 months
- 262 days from now, August 11, 2025, Alcatraz celebrate 91st birthday
- 276 days from now, August 25, 2025, Alcatraz celebrate 378th Mercury age
- 279 days from now, August 28, 2025, Alcatraz celebrate 148th Venus age
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