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The school on a fall morning, orange and red trees, children walking in and a school bus out front

Jefferson Junior/Senior High School

High · Edgewater · Jefferson County

Today’s school day is over. Next school day: Monday.

MondayNov 16

Open

On the calendar.

Starts8:15 AM
Dismissal3:30 PM
  1. Mon Nov 16 Open
  2. Tue Nov 17 Open
  3. Wed Nov 18 Open
  4. Thu Nov 19 Open
  5. Fri Nov 20 Open

Snow days and delays for Jefferson County are posted here by hand when we can, not every time. Always check jeffcopublicschools.org.

Coming up

  1. Nov23 Thanksgiving breakNov 21–29 · Back Monday, Nov 30 In 10 days
  2. Dec21 Winter breakDec 19 – Jan 5 · Back Wednesday, Jan 6 In 38 days
  3. Jan18 Martin Luther King Jr. DayJan 16–18 · 3-day weekend · Back Tuesday, Jan 19 In 66 days
  4. Feb12 Staff development day & Presidents' DayFeb 12–15 · 4-day weekend · Back Tuesday, Feb 16 In 91 days

Lunch menu for Monday

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Full Jeffco menus Every Jeffco school’s menu.

Bell schedule

Regular day8:15 AM – 3:30 PM
Late start (Thursdays)Starts 9:15 AM
Last day (May 27)Out at 1:00 PM
Two-hour delayStarts 10:15 AM

From the official Jeffco bell schedule, 2026–27 · Every Jeffco school’s bell schedule

Nearby schools

About Jefferson Junior/Senior High School

Jefferson Junior/Senior High School (also called JJHS) is a Jeffco public high school in Edgewater, CO. Classes start at 8:15 AM and students are dismissed at 3:30 PM. On a two-hour delay, school starts at 10:15 AM.

Days off come from the Jeffco calendar. Jeffco doesn’t publish closings anywhere the site can read them, so snow days and delays for Jefferson County are posted here by hand when we can, not every time. In bad weather, always check jeffcopublicschools.org.

Questions about Jefferson Jr/Sr High

Is school cancelled at Jefferson Jr/Sr High today?

Today’s school day is over. Jefferson Junior/Senior High School is open Monday on a regular schedule, 8:15 AM to 3:30 PM. Snow days and delays for Jeffco are posted here by hand when we can, not every time: Jeffco doesn’t publish closings anywhere the site can read them. In bad weather, always check jeffcopublicschools.org.

Is there school tomorrow at Jefferson Jr/Sr High?

No, tomorrow is Saturday. The strip under the answer at the top of this page shows the rest of the week.

Is there a two-hour delay at Jefferson Jr/Sr High?

On a two-hour delay, Jefferson Junior/Senior High School starts at 10:15 AM instead of 8:15 AM. Dismissal stays at 3:30 PM.

Is Jefferson Jr/Sr High closed for a snow day?

There’s no snow day or weather closing posted right now. Today’s school day is over. Jefferson Junior/Senior High School is open Monday on a regular schedule, 8:15 AM to 3:30 PM. Turn on snow-day alerts on this page to get a notification on your phone if Jefferson Jr/Sr High closes or opens late (posted by hand when we can, so not every time).

What time does Jefferson Jr/Sr High start and end?

Jefferson Junior/Senior High School starts at 8:15 AM and gets out at 3:30 PM on a regular day. That’s from the official Jeffco bell schedule.

Does Jefferson Jr/Sr High have a late start?

Yes. Every Thursday, Jefferson Junior/Senior High School starts at 9:15 AM instead of 8:15 AM, from its Jeffco bell schedule. Dismissal stays at 3:30 PM.

What time does Jefferson Jr/Sr High get out on early release days?

Jefferson Junior/Senior High School gets out at 1:00 PM on the last day of school, Thursday, May 27. Other early dismissals are announced by Jeffco when they happen.

When is the next day off at Jefferson Jr/Sr High?

The next day off is Thanksgiving break, Monday, November 23: 9 days with the weekend. School is back Monday, November 30.