Class of 2039
Born in 2021, started kindergarten in 2026, graduating high school in the spring of 2039.
Right now · 2026-27 school year
Currently in Kindergarten
During the 2026-27 school year the Class of 2039 is in kindergarten, which is elementary school. They graduate in the spring of 2039.
Kindergarten started in 2026-27 and 12th grade falls in 2038-39. The current school year is grade K.
Class of 2039, year by year
Every school year from kindergarten to graduation. A school year runs from the fall of the first calendar year to the spring of the second.
| Grade | School year | Typical age | Level |
|---|---|---|---|
| Kindergarten | 2026-27 | 5–6 | Elementary school |
| 1st Grade | 2027-28 | 6–7 | Elementary school |
| 2nd Grade | 2028-29 | 7–8 | Elementary school |
| 3rd Grade | 2029-30 | 8–9 | Elementary school |
| 4th Grade | 2030-31 | 9–10 | Elementary school |
| 5th Grade | 2031-32 | 10–11 | Elementary school |
| 6th Grade | 2032-33 | 11–12 | Middle school |
| 7th Grade | 2033-34 | 12–13 | Middle school |
| 8th Grade | 2034-35 | 13–14 | Middle school |
| 9th Grade (Freshman) | 2035-36 | 14–15 | High school |
| 10th Grade (Sophomore) | 2036-37 | 15–16 | High school |
| 11th Grade (Junior) | 2037-38 | 16–17 | High school |
| 12th Grade (Senior) | 2038-39 | 17–18 | High school |
Key dates for the Class of 2039
| Milestone | When |
|---|---|
| Started kindergarten | Fall 2026 |
| Started middle school (6th grade) | Fall 2032 |
| Started high school (9th grade) | Fall 2035 |
| Senior year | 2038-39 |
| High school graduation | Spring 2039 |
| Two-year associate degree | 2041 |
| Four-year college graduation | 2043 |
Who is in the Class of 2039?
A graduating class is not a single birth year. Most states require a child to have turned 5 by 1 September to start kindergarten that fall, so the Class of 2039 is split across two birth years.
Born January – August 2021
The majority of the class. They turned 5 before the cut-off and started kindergarten in the fall of 2026, turning 18 during senior year.
Born September – December 2020
Born a calendar year earlier but in the same class, because they missed the cut-off. They turn 18 the autumn before graduation.
How old is the Class of 2039?
Ages for the 2021 birth year, which is most of the class. Classmates born in late 2020 hit each milestone a year earlier on the calendar.
| Milestone | Age | Year |
|---|---|---|
| Starts kindergarten | 5 | 2026 |
| Starts middle school (6th grade) | 11 | 2032 |
| Starts high school (9th grade) | 14 | 2035 |
| Learner’s permit in most states | 15 | 2036 |
| Driving age in most states | 16 | 2037 |
| Graduates high school | 18 | 2039 |
| Legal adult, can vote | 18 | 2039 |
| Legal drinking age in the US | 21 | 2042 |
| Typical four-year college graduation | 22 | 2043 |
| 10-year high school reunion | 28 | 2049 |
| 20-year high school reunion | 38 | 2059 |
| Full US retirement age | 67 | 2088 |
If you did not graduate with your birth-year class
Skipping a grade, repeating one, or starting kindergarten late all move which class you graduate with. Here is where someone born in 2021 lands on each path.
| Path | Kindergarten | Graduating class | College |
|---|---|---|---|
| Standard progressionTurned 5 before the state cut-off and moved up a grade every year. | Fall 2026 | 2039 | 2043 |
| Late birthday (September–December)Missed the 1 September cut-off, so started kindergarten a year later. | Fall 2027 | 2040 | 2044 |
| Skipped a gradeAccelerated past one grade, finishing high school a year early. | Fall 2026 | 2038 | 2042 |
| Repeated a grade or delayed startHeld back a year, or started kindergarten late by choice (“redshirting”). | Fall 2027 | 2040 | 2044 |
| Gap year before collegeFinished high school on time and started college a year later. | Fall 2026 | 2039 | 2044 |
Reunion years
The Class of 2039 in other countries
English year groups run one number ahead of US grades at the same age, so the US Class of 2039 finishes Year 13 in 2039. Australia, Canada, and India use the same number as the US.
| US grade | School year | England & Wales | Australia | Canada | India |
|---|---|---|---|---|---|
| 9th Grade | 2035-36 | Year 10 | Year 9 | Grade 9 | Class 9 |
| 10th Grade | 2036-37 | Year 11 | Year 10 | Grade 10 | Class 10 |
| 11th Grade | 2037-38 | Year 12 | Year 11 | Grade 11 | Class 11 |
| 12th Grade | 2038-39 | Year 13 | Year 12 | Grade 12 | Class 12 |
The Class of 2039 is Generation Alpha
Born in 2021, which falls inside the 2013–2024 band for Generation Alpha. Widely used, but no research body has fixed this boundary.
Nearby graduating classes
Frequently Asked Questions
Most of the Class of 2039 was born in 2021. Anyone with a September to December birthday was born in 2020, because they missed the 1 September kindergarten cut-off and started school a year after their birth-year peers.
Kindergarten was the 2026-27 school year, starting in the fall of 2026. Count 13 school years — kindergarten plus grades 1 through 12 — and you land on graduation in the spring of 2039.
Currently in Kindergarten. During the 2026-27 school year the Class of 2039 is in kindergarten, which is elementary school. They graduate in the spring of 2039.
They turn 18 during their senior year and are 6 in 2027 if they were born in 2021. Classmates born in late 2020 turn 7 that year.
The 10-year reunion falls in 2049, the 20-year in 2059, and the 25-year in 2064. Reunions are usually held in the same season as the original graduation.
9th grade was the 2035-36 school year. Schools that put 9th grade in a junior high instead start high school proper the following year.