Number of Days in School Year by State 2024

An academic year or school year is the period of time that schools use to measure a quantity of time of study. A school year typically Instructional days refer to the amount of time students are expected to be in the classroom per year.

In the United States, school typically have winter breaks for the Christmas holidays and New Year’s Day and a week-long spring break taken in March or April. Additionally, the longest break of the year is summer break, which typically lasts about 12 weeks, starting anywhere from late May or late June to late August or after Labor Day in September. School year breaks have many effects on a county, such as increasing the price of travel and accommodations and a shift in crime rates.

School years in the United States typically range from 160 to 180 days depending on the state. This does not include holidays, such as Thanksgiving, breaks, or weekends. States that are subject to snowfall in the wintertime often factor in days on which the school might close due to inclement weather. Additionally, some districts have school in-service days for teachers to participate in and Teacher’s Day Off, which may be scheduled twice or three times throughout the school year.

Minimum Number of Days in a School Year by State

Every state has a set number of days and hours required for each school year. Below are each state’s minimum required days and hours from the Education Commission of the States. States that have both hours per year and days per year require both unless otherwise stated. There are many exceptions to the required instructional times that may not be specified in the list.

Alabama

  • 180 days
  • 1,080 hours
  • Districts have the option to meet either minimum hours per year or minimum days per year.

Alaska

  • 180 days
  • Grade K-3: 740 hours
  • Grade 4-12: 900 hours
  • Districts have the option to meet either minimum required hours per year or minimum days per year

Arizona

  • 180 days
  • Half-day Kindergarten: 356 hours
  • Grades 1-3: 712 hours
  • Grades 4-6: 890 hours
  • Grades 7-8: 1000 hours
  • Grades 9-12: 720 hours
  • Hours exclude lunch and recess for grades K-8.
  • Students in grades 9-12 must enroll in at least 4 subjects.

Arkansas

  • 178 days
  • Includes a minimum of 10 days (60 hours) professional development/in-service and a minimum of 2 days for parent/teacher conferences.

California

  • 180 days
  • Kindergarten: 600 hours
  • Grades 1-3: 840 hours
  • Grades 4-8: 900 hours
  • Grades 9-12: 1,080 hours
  • Charter schools and select districts have 175 required days.
  • State specifics instructional time in minutes

Colorado

  • 160 days
  • Half-day Kindergarten: 435 hours
  • Grades 1-3: 870 hours
  • Grades 4-8: 968 hours
  • Grades 9-12: 1,056
  • Excludes parent-teacher conferences and staff in-service programs.

Connecticut

  • 180 days
  • Half-day Kindergarten: 450 hours
  • Full-day K-12: 900 hours

Delaware

  • Grades K-11: 1,060 hours
  • Grade 12: 1,032 hours

District of Columbia

  • 180 days

Florida

  • 180 days
  • Grades K-3: 720 hours
  • Grades 4-12: 900 hours
  • Districts have the option to meet either minimum hours per year or minimum days per year.

Georgia

  • 180 days or equivalent

Hawaii

  • 180 days
  • 1,080 hours
  • Does not apply to charter or multi-track schools.
  • Days exclude professional development and other non-instructional days.

Idaho

  • District option for the number of required days
  • Kindergarten: 450 hours
  • Grades 1-3: 810 hours
  • Grades 4-8: 900 hours
  • Grades 9-12: 990 hours
  • Hour requirements include up to 22 hours for staff development but exclude recess, lunch, and passing periods.

Illinois

  • 180 days
  • Includes up to 4 professional development days.

Indiana

  • 180 days

Iowa:

  • 180 days
  • 1,080 hours
  • Districts have the option to meet either minimum hours per year or minimum days per year.

Kansas

  • Grades K-11: 186 days
  • Grades 12: 181 days
  • Kindergarten: 465 hours
  • Grades 1-11: 1,116 hours
  • Grades 12: 1,086 hours
  • Districts have the option to meet either minimum hours per year or minimum days per year.

Kentucky

  • 170 days
  • 1,062 hours
  • Districts have a 185-day calendar that includes 170 instructional days and 4 days for professional development.

Louisiana

  • 177 days
  • 1,062 hours
  • Louisiana specifies instructional time in minutes.
  • Districts have the option to meet either minimum hours per year or days per year.
  • Senior in grade 12 are allowed early dismissal for up to 10 instructional days.

Maine

  • 175 days
  • Students in grade 12 may have their year reduced to 170 days.

Maryland

  • 180 days
  • 1,080 hours (1,170 for public high schools)

Massachusetts

  • Schools must operate at least 180 days/year but instructional time is measured in hours.
  • Kindergarten: 425 hours
  • Grades 1-5: 900 hours
  • Grades 6-12: 990 hours
  • Hours exclude lunch, recess, passing periods, homeroom, non-directed study periods, and time spent receiving school services or participating in optional school programs.

Michigan

  • 180 days
  • 1,098 hours

Minnesota

  • Grades 1-11: 165 days
  • Half-day Kindergarten: 425 hours
  • Full-day Kindergarten: 850 hours
  • Grades 1-6: 935 hours
  • Grades 7-12: 1,020 hours

Mississippi

  • 180 days

Missouri

  • 5-day week: 174 days
  • 4-day week: 142 days
  • Kindergarten: 522 hours
  • Grades 1-12: 1,044 hours

Montana

  • Half-day Kindergarten: 360 hours
  • Full-day K-3: 720 hours
  • Grades 4-12: 1,080 hours
  • Graduating seniors: 1,050 hours
  • Includes an additional 3 days for instructional and professional development.

Nebraska

  • Kindergarten: 400 hours
  • Grades 1-8: 1,032 hours
  • Grades 9-12; 1,080 hours

Nevada

  • 180 days
  • May includes up to 5 days for professional development with approval from the superintendent of public instruction.

New Hampshire

  • 180 days
  • Kindergarten: 450 hours
  • Elementary schools: 945 hours
  • Middle and high schools: 990 hours
  • Districts have the option to meet either minimum hours per year or days per year.
  • High school seniors may have their year reduced by up to 5 days or 30 hours.

New Jersey

  • 180 days

New Mexico

  • Half-day Kindergarten: 450 hours
  • Full-day K-6: 990 hours
  • Grades 7-12: 1,080 hours
  • 33 hours of the full-day kindergarten program and 22 hours of grades 1-6 may be used for home visits by the teacher or parent-teacher conferences.
  • 12 hours of grades 7-12 may be used to consult with parents or for parent-teacher conferences.

New York

  • 180 days

North Carolina

  • 185 days
  • 1,025 hours
  • Districts have the option to meet either minimum hours per year or days per year.

North Dakota

  • 175 days
  • In a 182-day calendar, 175 days are required for instruction, at least 2 must be used for professional development, and no more than 2 days may be used for parent-teacher conferences.
  • Any reconfigured school year must include at least 951.5 hours for grade K-8 and 1,038 hours for grades 9-12.

Ohio

  • District option for minimum days.
  • Half-day Kindergarten: 455 hours
  • Full-day K-6: 910 hours
  • Grades 7-12: 1,001 hours

Oklahoma

  • 180 days
  • 1,080 hours
  • Districts have the option to meet either the minimum hours per year or days per year.
  • Hours include up to 30 hours used for professional meetings and 6 hours per semester for parent-teacher conferences.

Oregon

  • Half-day Kindergarten: 450 hours
  • Full-day K-8: 900 hours
  • Grades 9-11: 990 hours
  • Grade 12: 966 hours
  • Hours include recess for grades K-3.
  • Hours include up to 30 hours used for professional meetings and 6 hours per semester for parent-teacher conferences.

Pennsylvania

  • 180 days
  • Kindergarten: 450 hours
  • Grade 1-8: 900 hours
  • Grade 9-12: 990 hours
  • Districts have the option to meet either the minimum hours per year or days per year.

Rhode Island

  • 180 days
  • 1,080 hours
  • Districts have the option to meet either the minimum hours per year or days per year.

South Carolina

  • 180 days
  • 3 days must be used for professional development; no more than 2 days may be used for the preparation of opening schools; and 5 days must be used for teacher planning, academic plans, and parent conferences to total 190 days.

South Dakota

  • Minimum days is district option.
  • Kindergarten: 437.5 hours
  • Grades 1-5: 875 hours
  • Grades 6-12: 962.5 hours
  • Hours include intermission for grades 1-5 but exclude intermissions for grates 6-12.
  • School boards may release graduating seniors before the end of the school year.

Tennessee

  • 180 days
  • Plus 5 days for in-service and 1 day for parent-teacher conferences.

Texas

  • 1,260 hours.
  • Hours include intermissions and recesses.
  • The state specifies instructional time in minutes.

Utah

  • 180 days
  • Kindergarten: 450 hours
  • Grade 1: 810 hours
  • Grades 1-12: 990
  • Day requirement includes parent-teacher conferences or college and career conferences for up to 16.5 hours or 3 full school days.

Vermont

  • 175 days
  • Plus at least 5 days of teacher in-service education days.

Virginia

  • 180 days
  • Kindergarten: 540 hours
  • Grades 1-12: 990 hours
  • Districts have the option to meet either minimum hours per year or minimum days per year.

Washington

  • 180 days
  • Grades K-8: 1,000 hours
  • Grades 9-12: 1,080 hours

West Virginia

  • 180 days

Wisconsin

  • Kindergarten: 437 hours
  • Grades 1-6: 1,050 hours
  • Grades 7-12: 1,137 hours

Wyoming

  • 175 days
  • Kindergarten: 450 hours
  • Elementary: 900 hours
  • Middle/Junior High: 1,050 hours
  • Secondary: 1,100 hours

Number of Days in School Year by State 2024

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State
Minimum
Minimum Hours Or Minutes Per Year
Additional Details
Where Found In State Code
State Code Link
Kansas186 days (Grades 1-11), 181 days (Grade 12)Kindergarten: 465 hours, Grades 1-11: 1,116 hours, Grade 12: 1,086 hours
Passing periods, organized recesses, activity periods, time between opening and closing bells can be...
Kan. Stat. Ann. § 72-3115 School Year RequirementSource
Illinois185 daysNot specified in state policy
Designed to insure 176 days of student attendance.
105 Ill. Comp. Stat. Ann. 5/10-19
North Carolina185 days1,025 hours
Days or hours.
N.C. Gen. Stat. Ann. § 115C-84.2
Washington180 half-days (Kindergarten), 180 days (Grades 1-12)Kindergarten: 450 hours, Grades 1-8: 1,000 hours, Grades 9-12: 1,080 hours
Wash. Rev. Code Ann. § 28A.150.220
Alabama180 days1,080 hours
Days or hours. In extreme circumstances involving natural occurrences, health-related occurrences, ...
Ala. Code § 16-13-231
Alaska180 daysGrades K-3: 740 hours, Grades 4-12: 900 hours
Days or hours. A day of in-service training of teachers can substitute for a day in session, up to ...
Alaska Stat. Ann. § 14.03.030
Arizona180 daysGrades 1-3: 712 hours, Grades 4-8: 890 hours, Grades 9-12: 720 hours
Days or hours. Instructional hour requirement includes lunch.
Ariz. Rev. Stat. Ann. § 15-901 Ariz. Rev. Stat. Ann. § 15-341.01
California180 daysKindergarten: 36,000 minutes, Grades 1-3: 50,400 minutes, Grades 4-8: 54,000 minutes, Grades 9-12: 64,800 minutes,
For comparison, the instructional minutes are equivalent to: Kindergarten: 600 hours Grades 1-3: 840...
Cal. Educ. Code § 46200 Cal. Educ. Code § 46201 LCFF & Instructional Time FAQsSource
Connecticut180 daysHalf-day Kindergarten: 450 hours, Full-day K-12: 900 hours
Conn. Gen. Stat. Ann. § 10-16
District of Columbia180 daysNot specified in state policy
D.C. Code Ann. § 38-2901
Florida180 daysGrades K-3: 720 hours, Grades 4-12: 900 hours,
Days or hours.
Fla. Stat. Ann. § 1011.61 Fla. Stat. Ann. § 1001.42
Georgia180 daysNot specified in state policy
Or equivalent. Up to 10 hours of parent-teacher conferences can count towards instructional time. ...
Ga. Code Ann. § 20-2-168 Ga. Comp. R. & Regs. 160-5-1-.02
Hawaii180 daysGrade 1-12: 1,080 hours
Excludes professional development and other non-instructional days. Does not apply to charter and mu...
Haw. Rev. Stat. Ann. § 302A-251 2022-23 School YearSource
Indiana180 daysNot specified in state policy
Ind. Code Ann. § 20-30-2-3
Iowa180 days1,080 hours
Iowa Code Ann. § 279.10
Maine180 daysNot specified in state policy
May include 5 days for in service education of teachers, administrative meetings, parent-teacher con...
Me. Rev. Stat. tit. 20-A, § 4801
Maryland180 days1,080 hours, 1,170 hours for public high schools
1,080 hours during a 10-month period in each school year. Maryland public high schools shall be ope...
Md. Code Ann., Educ. § 7-103 Md. Code Regs. 13A.03.02.12
Massachusetts180 daysKindergarten: 425 hours, Grades 1-5: 900 hours, Grades 6-12: 990 hours
Schools must schedule at least 185 days. Seniors may graduate up to 12 days early. Breakfast and l...
603 Mass. Code Regs. 27.03 603 Mass. Code Regs. 27.04 603 Mass. Code Regs. 27.05 603 Mass. Code Regs. 27.07
Michigan180 days1,098 hours
Time during which there is no pupil instruction because of strikes or teachers' conferences shall no...
Mich. Comp. Laws Ann. § 388.1701 Mich. Comp. Laws Ann. § 380.1284
Mississippi180 daysNot specified in state policy
Miss. Code. Ann. § 37-13-63
Nevada180 daysNot specified in state policy
May include up to 5 days for teachers' conferences. Alternative schedules can be approved in certai...
Nev. Rev. Stat. Ann. § 388.090 Nev. Admin. Code 387.120
New Hampshire180 daysKindergarten: 450 hours, Elementary schools: 945 hours, Middle and High schools: 990 hours
Days or hours. High school seniors may graduate up to 5 days early. An additional 60 hours must be...
N.H. Rev. Stat. Ann. § 189:1 N.H. Code Admin. R. § 18
New Jersey180 daysNot specified in state policy
N.J. Stat. Ann. § 18A:7F-9
New York180 daysHalf-day Kindergarten: 450 hours, Full-day K-6: 900 hours, Grades 7-12: 990 hours
N.Y. Comp. Codes R. & Regs. tit. 8, § 175.5
Oklahoma180 days1,080 hours
Days or hours. Beginning in the 2021-2022 school year, the minimum hours must be met within 165 day...
Okla. Stat. Ann. tit. 70, § 1-109 Okla. Stat. Ann. tit. 70, § 4516
Pennsylvania180 daysKindergarten: 450 hours, Grades 1-6: 900 hours, Grades 7-12: 990 hours
Can meet days or hours with approval from the Secretary of Education.
22 Pa. Code § 11.1 22 Pa. Code § 11.3 24 Pa. Stat. Ann. § 15-1501
Rhode Island180 days1,080 hours
Days or hours. In case of an emergency, the school committee of any city or town with the approval ...
200 R.I. Code R. 20-05-1.7 200 R.I. Code R. 20-05-1.8 200 R.I. Code R. 20-05-1.10 16 R.I. Gen. Laws Ann. § 16-2-2
South Carolina180 daysNot specified in state policy
School districts must designate 3 days for make-up days, 3 days for professional development, no mor...
S.C. Code Ann. § 59-1-425
Tennessee180 daysNot specified in state policy
Must also schedule 5 days for in-service and 1 day for teacher-parent conferences.
Tenn. Code Ann. § 49-6-3004
Utah180 days990 hours
Utah Admin. Code r. R277-419-5 Utah Admin. Code r. R277-419-8
Virginia180 daysKindergarten-12: 990 hours
Va. Code Ann. § 22.1-79.1 Va. Code Ann. § 22.1-98
West Virginia180 daysNot specified in state policy
W. Va. Code Ann. § 18-5-45
Louisiana177 days63,720 minutes
Days or minutes. For comparison, the instructional minutes are equivalent to: 1,062 hours.
La. Stat. Ann. § 17:154.1 28 La. Admin. Code Pt CXV, 333
Vermont175 daysNot specified in state policy
Vt. Stat. Ann. tit. 16, § 1071
Wyoming175 daysKindergarten: 450 hours, Elementary: 900 hours, Middle School/Junior High: 950 hours, High School: 1,000 hours
Wyo. Stat. Ann. § 21-4-301 Wyo. Admin. Code 206.0002.22 §3
Kentucky170 days1,062 hours
Must also include 4 professional development days.
Ky. Rev. Stat. Ann. § 158.070
Minnesota165 days (Grades 1-11)Kindergarten: 425 hours, All-day Kindergarten: 850 hours, Grades 1-6: 935 hours, Grades 7-12: 1,020 hours,
Minn. Stat. Ann. § 120A.41
Colorado160 daysHalf-day Kindergarten: 450 hours, Full-day Kindergarten: 900 hours, Grades 1-5: 990 hours, Grades 6-12: 1,080 hours
Required hours may include time for parent-teacher conferences, staff in-service programs, and closi...
Colo. Rev. Stat. Ann. § 22-32-109
IdahoVaries by districtKindergarten: 450 hours, Grades 1-3: 810 hours, Grades 4-8: 900 hours, Grades 9-11: 990 hours, Grade 12: 979 hours
Up to 22 hours for staff development activities. Transportation to and from school, passing time bet...
Idaho Code Ann. § 33-512
MontanaVaries by districtHalf-day Kindergarten: 360 hours, Full-day K-3: 720 hours, Grades 4-12: 1,080 hours
Pupil-instruction-related days and in-service training may not be included as part of the required m...
Mont. Code Ann. § 20-1-301 Mont. Code Ann. § 20-1-302 Mont. Code Ann. § 20-1-304
ArkansasSet by Standards for Accreditation1,068 hours
ADE Rules Governing the Standards for Accreditation of Arkansas Public Schools and School Districts ...
Ark. Code Ann. § 6-10-108 Ark. Code Ann. § 6-10-106
South DakotaSet by local school boardKindergarten: 437.5 hours, Grades 1-5: 875 hours, Grades 6-12: 962.5 hours
Excludes intermissions for grades 1-12, such as recess, lunch or passing time between classes. Schoo...
S.D. Codified Laws § 13-26-1 S.D. Codified Laws § 13-26-2 S.D. Codified Laws § 13-26-4 S.D. Codified Laws § 13-26-4.1
OhioSet by local board of educationKindergarten: 450 hours, Full-day K-6: 910 hours, Grades 7-12: 1,001 hours
Up to 2 days equivalent may be used for parent-teacher conferences and reporting, and up to 2 days e...
Ohio Rev. Code Ann. § 3313.48
DelawareNot specifiedGrades K-11: 1,060 hours, Grade 12: 1,032 hours
The number of hours in a school day for grades K-12 shall be at least 3.5 hours exclusive of lunch.
Del. Code Ann. tit. 14, § 1049
NebraskaNot specifiedKindergarten: 400 hours, Grades 1-8: 1,032 hours, Grades 9-12: 1,080
For all grades except pre-kindergarten, exclude lunchtime for instructional time. Recess and passing...
Neb. Rev. Stat. Ann. § 79-211 Neb. Rev. Stat. Ann. § 79-212
New MexicoNot specifiedHalf-day Kindergarten: 450 hours, Full-day K-6: 990 hours, Grades 7-12: 1,080 hours
Excludes lunch. Some hours may be used for home visits or for parent-teacher conferences, depending...
N.M. Stat. Ann. § 22-2-8.1
North DakotaNot specifiedHalf-day Kindergarten: 481.25 hours, Grades K-5: 962.5 hours, Grades 6-12: 1,050 hours
For a kindergarten instructional calendar equal to at least fifty percent of the full-time instructi...
N.D. Cent. Code Ann. § 15.1-22-02 N.D. Cent. Code Ann. § 15.1-06-04
OregonNot specifiedHalf-day Kindergarten: 450 hours, Grades K-8: 900 hours, Grades 9-11: 990 hours, Grade 12: 966 hours
Recess may count towards instructional time for a certain number of hours through grade 3. 30 hours...
Or. Admin. R. 581-022-2320
TexasNot specified75,600 minutes
Includes time for instruction, intermission and recess.
Tex. Educ. Code Ann. § 25.081
WisconsinNot specifiedKindergarten: 437 hours, Grades 1-6: 1,050 hours, Grades 7-12: 1,137 hours
Includes recess and passage time between classes but does not include the lunch period.
Wis. Stat. Ann. § 121.02
MissouriNo minimumKindergarten: 522 hours, Other Grades: 1,044 hours
Mo. Ann. Stat. § 171.031 Mo. Ann. Stat. § 160.041 Mo. Ann. Stat. § 163.021
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Number of Days in School Year by State 2024

Sources