Opening hours
- visit DTU Library at Lyngby Campus, building 101 or at Ballerup Campus
User with no DTU affiliation i.e. the public and the Danish business community are welcome in Library Service staffed hours - please see below.
Open around the clock - access with DTU card 24/7
DTU staff and students can normally access both libraries with DTU student or access card and for digit code day and night, all week - 24/7!
Activate student/access card
Library Service in Lyngby
- hours with library staff in service
| Monday to Friday |
9.00-18.00 |
| Saturday, Sunday, and Public Holidays and DTU breaks* |
12.00-16.00 |
| Meet a librarian Monday to Friday |
9.00-15.00 |
| Access with card and code day and night, all week! |
*Public Holidays and DTU no-study breaks 2026
Winter break: 26-30 January, Easter: 30. March - 6 April (DTU break and Holy Thursday, Good Friday, and Easter Monday), Ascension Day and DTU break: 14 and 15 May, Whit Monday: 25 May, Constitution Day: 5 June, and Fall break: 12-16 October.
Christmas and New Year
Closed for Christmas, and New Year.
Summer
Short opening hours in the summer period.
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Library Service in Ballerup
- hours with library staff in service
Thursday
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9.00-12.00
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Access with card and code day and night, all week!
Closed for Christmas and New Year. |
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Closed for Christmas and New Year 2025/26
Lyngby
The library in Lyngby is closed from
Tuesday 23 December 2025, 23.00 till Friday 2 January 2026, 00.00.
- No access with card in this period!
Library Service in Lyngby
Hours with library staff in service before Christmas and after New Year
Tuesday 23 December 2025: 12.00 – 16.00
from Friday 2 trough Sunday 4 January 2025: 12.00 – 16.00
There after as normally.
Ballerup
The library in Ballerup will be closed from
Thursday 23 December 2025 at 23.00
- no access with card over Christmas and New Year!
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