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Contact Us

Hours of Operation:

Monday – Thursday: 9:00 am – 8:00 pm
Friday – Saturday: 9:00 am – 5:00 pm
Sunday: 1:00 – 5:00 pm

APL Address and Phone Number:

115 W. Fifth Street
Mount Vernon, Indiana 47620
Phone 812 838-3286
Fax 812 838-9639

APL Email Address:

alexpl@evansville.net

Genealogy/Local History Inquiries:

nat@alexandrianpl.org

APL Wifi (free and open to all):

APL-Internet

Holiday Closings:

  • New Years Day
  • Martin Luther King Jr.’s Birthday
  • President’s Day
  • Good Friday
  • Easter Saturday
  • Easter Sunday
  • Memorial Day
  • Juneteenth
  • Independence Day
  • Labor Day
  • Thanksgiving Day
  • Day After Thanksgiving
  • Christmas Eve
  • Christmas Day
  • New Year’s Eve

Statistics & Facts about Posey County:

  • The population of Mount Vernon is approximately 6687 (2010 Census).
  • The amount of land area in Mount Vernon is 2.86 sq. miles.
  • The amount of surface water is 0.05 sq miles.
  • Posey County was named in 1814 for Indiana Territorial Governor Thomas Posey.
  •  Alvin P. Hovey (1821–1891) Union general in the Civil War and Governor of Indiana 1889-1891 was from Mount Vernon.
  • The highest point in Posey County is 581 feet above sea level, found in Eastern Posey County near the intersection of Diamond Island Road and Rexing Road.
  • The lowest point in Posey County–also the lowest point in the state–is 338 feet above sea level, at the confluence of the Ohio and Wabash Rivers.

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