Academic Calendar - International School Basel

Semester Dates and Holidays

3 – 4 August	New staff in-service
5 – 11 August	All staff in-service
10 August	New Family Welcome
11 August	Campus Orientation
12 August	First day of school
4 September	EC 1 – Grade 5 PTS Conferences (no school for affected students)
25 September	Staff In-service (no school for all students)
28 September – 9 October	Autumn Break
22 – 23 October	Grade 6 – 8 PTS Conferences (no school for affected students)
13 November	EC 1 – Grade 5 PTS Conferences (no school for affected students)
18 December	Students finish at 12:00 Staff finish at 13:00
21 December – 8 January	Winter Break
19 February	Staff In-service (no school for all students)
22 – 26 February	Fasnacht Break
15 March	Staff In-service (no school for all students)
18 – 19 March	Grade 6 – 8 PTS Conferences (no school for affected students)
19 March	EC 1 – Grade 5 PTS Conferences (no school for affected students)
29 March – 9 April	Spring Break
13 – 14 May	Public Holiday
24 May	Public Holiday
17 June	Students finish at 12:00 Staff In-service from 12:00
18 June	Staff In-service

Accurate as of 25 May 2020.

Dates and specific times for PTS Conferences and additional In-service days will be communicated at a later date.

5 – 6 August	New staff in-service
9 – 13 August	All staff in-service
12 August	New Family Welcome
13 August	Campus Orientation
16 August	First day of school
11 – 19 October	Autumn Break
17 December	Students finish at 12:00 Staff finish at 13:00
20 December – 7 January	Winter Break
7 – 11 March	Fasnacht Break
11 – 22 April	Spring Break
26 – 27 May	Public Holiday
6 June	Public Holiday
23 June	Students finish at 12:00 Staff In-service from 12:00
24 June	Staff In-service

Accurate as of 16 June 2020.

ISB reserves the right to update or change dates according to circumstances.