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

Standley Lake High School

High · Westminster · 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

Chicken Potstickers with Chicken Egg Roll or Chicken SandwichFull menu
Chicken Potstickers with Chicken Egg Roll
Chicken Sandwich
Hot Turkey and Cheese Sub Sandwich
Spicy Chicken Sandwich
Corn, Fresh Cucumber & Tomatoes, Diced Pears, Orange Wedges
Rest of the week
TuesdayBlueberry Yogurt Parfait and Granola · Cheese and Pepperoni Pizza · Philly Cheesesteak Sandwich
WednesdayCheeseburger · Hamburger · Soy Butter & Strawberry Jam Sandwich
ThursdayBuffalo Chicken Pizza · Cheese Pizza (Big Daddy's) · Hatch Green Chile Pasta
FridayBeef Nachos · Cheese Calzone · Soy Butter & Strawberry Jam Sandwich

Full Jeffco menus Every Jeffco school’s menu.

Bell schedule

Regular day8:15 AM – 3:30 PM
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 Standley Lake High School

Standley Lake High School (also called SLHS) is a Jeffco public high school in Westminster, 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 Standley Lake High

Is school cancelled at Standley Lake High today?

Today’s school day is over. Standley Lake 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 Standley Lake 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 Standley Lake High?

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

Is Standley Lake High closed for a snow day?

There’s no snow day or weather closing posted right now. Today’s school day is over. Standley Lake 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 Standley Lake High closes or opens late (posted by hand when we can, so not every time).

What time does Standley Lake High start and end?

Standley Lake 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.

What time does Standley Lake High get out on early release days?

Standley Lake 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 Standley Lake High?

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