August
Aug. 21 -- Staff returns (tentative)
Aug. 27 -- First day of school for students
Aug. 31 -- Countywide professional development day; schools closed for students
September
Sept. 3 -- Labor Day; schools and offices closed
Sept. 13 -- Rosh Hashanah; schools and offices closed
October
Oct. 17 -- PSAT, grades 10 and 11
Oct. 19 -- MSTA convention; schools closed for students
November
Nov. 1 -- End of marking period
Nov. 2 -- Professional development/work day; schools closed for students
Nov. 19 -- Schools close three hours early for parent-teacher conferences; HS Professional Development; no pre-kindergarten-RECC
Nov. 20 -- Schools close three hours early for parent-teacher conferences; no pre-kindergarten or RECC
Nov. 21 -- All schools closed for students; parent-teacher conferences; non-teaching 10-month, school-based employees do not report
Nov. 22-23 -- Thanksgiving vacation; schools and offices closed
December
Dec. 24-25 -- State holidays; schools and offices closed
Dec. 26-Dec. 28 -- Winter break; schools closed
January
Jan 1 -- New Year's Day; schools and offices closed
Jan. 7 -- Government high school assessment
Jan. 8 -- English high school assessment
Jan. 9 -- Biology high school assessment
Jan. 11 -- Algebra/DA high school assessment
Jan. 14-17 -- High school semester exams and HSA makeup and No. 1 testing
Jan. 18 -- Professional work day; schools closed for students
Jan. 21 -- Martin Luther King Jr. Day; schools and offices closed
Jan. 22-25 -- HSA makeup and No. 2 testing
February
Feb. 6 -- Elementary and middle schools close three hours early for parent-teacher conferences; no pre-kindergarten or RECC
Feb. 7 -- All schools close three hours early for parent-teacher conferences; high school professional development day; no pre-kindergarten or RECC
Feb. 8 -- All schools closed for students; parent-teacher conferences; non-teaching 10-month, school-based employees do not report
Feb. 18 -- Presidents Day; schools and offices closed
March
March 3-7 -- Kindergarten and new first-grade student registration
March 4 -- Primary election; schools and offices closed
March 17-20 -- Spring break; schools closed
March 21 -- Good Friday; schools and offices closed
March 24 -- Easter Monday; schools and offices closed
April
April 1-4 -- MSA testing window, grades three through eight
April 4 -- End of marking period; all schools close three hours early; no pre-kindergarten or RECC
April 7-10 -- MSA testing window, grades three through eight
April 11 -- MSA makeup testing
April 14-16 -- MSA makeup testing
April 21-23 -- SAT 10 testing, grade two
April 23 -- MSA science, grades five and six begins
April 24 -- Countywide professional development day; schools closed for students
April 25 -- SAT 10 makeup testing
May
May 13 -- MSA science, grades five and eight, ends
May 16 -- Professional work day; schools closed for students
May 19 -- Government high school assessment
May 20 -- English high school assessment
May 21 -- Biology high school assessment
May 22 -- Algebra/DA high school assessment
May 23 -- Last day for seniors
May 26 -- Memorial Day; schools and offices closed
May 27-30 -- High school graduations and HSA makeup No. 1
June
June 2-5 -- HSA makeup No. 2
June 9-12 -- High school exams
June 10 -- High school exams; all schools close three hours early; no pre-kindergarten or RECC
June 11 -- High school exams; all schools close three hours early; no pre-kindergarten or RECC
June 12 -- Last student day; high school exams; all schools close three hours early; no pre-kindergarten or RECC
June 13 and June 16-20 -- Inclement weather makeup days (if necessary)
June 23 -- Summer school begins
July
July 4 -- Independence Day; all schools and offices closed
July 18 -- Last day of academic intervention summer school
July 28 -- Algebra/DA high school assessment
July 29 -- English high school assessment
July 30 -- Government high school assessment
July 31 -- Biology high school assessment; summer graduation
August
Aug. 1 -- HSA makeups; last day of comprehensive summer school
Source: Howard County school system