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Contact Information for the Jefferson County Library

  • For user assistance, help with the online catalog, website feedback and all other general questions about library services, send an e-mail to info@jeffersoncountylibrary.org
  • If you are a librarian or represent the ILL department for a library, and you need information about our ILL services, send an e-mail to: info@jeffersoncountylibrary.org


Northwest Branch

Northwest Branch
5680 State Rd. PP
High Ridge, MO 63049
Phone: (636) 677-8186
Fax: (636) 677-8243
Branch Manager: chayes@jeffcolib.org
Click here for directions.

Arnold BranchArnold Branch
1701 Missouri State Rd.
Arnold, MO 63010
Phone: (636) 296-2204
Fax: (636) 296-5975
Branch Manager: mmccarthy@jeffcolib.org
Click here for directions.

Windsor BranchWindsor Branch
7479 Metropolitan Boulevard
Barnhart, MO 63012
Phone: (636) 461-1914
Fax: (636) 461-1915
Assistant Director/Branch Manager: kduree@jeffcolib.org
Click here for directions.

Central Services (Administration)
5678 State Road PP
High Ridge, MO 63049
Phone: (636) 677-8689
Fax: (636) 677-1769
Library Director: pklipsch@jeffcolib.org

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Arnold, Northwest, and Windsor Branches

Monday - Thursday: 9:00am - 9:00pm
Friday: 9:00am - 6:00pm
Saturday: 9:00am - 5:00pm
Sunday: Closed

Central Services

Monday - Friday: 8:00am - 4:00pm
Saturday & Sunday: Closed


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For additional information regarding Federal Holidays, please visit the U.S. Office of Personnel Management website. 


New Year's Day • Jan. 1
Martin Luther King, Jr. Day • Jan. 20
Presidents' Day • Feb. 17
Memorial Day • May 26
Independence Day • July 4
Labor Day • Sept. 1
Columbus Day • Oct. 13
Veterans Day • Nov. 11
Thanksgiving Day Break • Nov. 27-28
Christmas Break • Dec. 24-26
New Year's Eve Day • Dec. 31

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