McHenry Library and Science & Engineering

June 24 - Aug 30, 2019

Monday - Thursday 8am-8pm

Friday 8am-5pm

Saturday - Sunday McHenry Library Only 12pm-5pm

Closed Thursday July 4th for Independence Day

August 31 - September 25, 2019

Monday - Friday 8am-5pm

Closed Saturday & Sunday

Closed Monday September 2nd for Labor Day

See the hours page for more details.