Mapleton School District No. 1 snow day calculator
Will Mapleton School District No. 1 close tomorrow?
District facts
- Official name
- Mapleton School District No. 1 in the county of Adams & St
- Schools
- 20
- Grades
- pre-K to grade 12
- Office
- Denver, CO
- Official site
- www.mapleton.us
- Snow a year
- 41 in. · 4.3 days with 3+ in.
- NCES ID
- 0805550
National Center for Education Statistics (CCD 2024–25, EDGE GRF25); NOAA 1991–2020 normals. Not affiliated with the district.
Past winter days
We record what happened on each storm day (our chance, and whether Mapleton School District No. 1 closed, delayed or opened) from parent reports. The first days appear here this winter. Report today's decision.
What it takes to close Mapleton School District No. 1
- Snow line
- About 7.5 in. of overnight snow
- Ice line
- About .18 in. of ice
- Cold line
- −24°F wind chill at bus time (normal winter low 21°F)
- Counties
- Adams County, Denver County
Levels where a closure becomes likely in our model for ZIP 80221, from Mapleton School District No. 1's local snow normal: 4.3 days a year with 3 or more inches. These are model estimates, not the district's policy.
Nearby districts
| District | Snow a year | Snow line |
|---|---|---|
| Westminster Public Schools | 45 in. | 8 in. |
| Denver Public Schools | 41 in. | 7.5 in. |
| Adams 12 Five Star Schools | 45 in. | 8 in. |
| Englewood School District No. 1 | 41 in. | 7.5 in. |
| Adams County School District 14 | 35 in. | 6.5 in. |
| Aurora Joint District No. 28 | 49 in. | 8 in. |
ZIP codes Mapleton School District No. 1 serves
80216, 80221, 80229
ZIP codes that overlap the district's boundary (NCES EDGE GRF25). Some are shared with neighboring districts.
Check a different ZIP
Loading tonight's forecast…
Snow by hour
From the National Weather Service forecast, updated hourly. Estimate only. Your district makes the call.
Mapleton School District No. 1 snow day questions
Is Mapleton School District No. 1 closed tomorrow?
The card above shows tomorrow's chance that Mapleton School District No. 1 closes or delays school, from tonight's National Weather Service forecast for the district's area. It is an estimate; only the district can announce a closure, usually on its website, by text or phone alert, and through local TV and radio.
How much snow does it take to close Mapleton School District No. 1?
There is no fixed number: the district weighs snow totals, ice, wind chill, road crews and timing. Our model treats about 8 inches of overnight snow as the level where closures become likely around ZIP 80221, which averages 41 inches of snow a year (NOAA 1991–2020 normals).
When does Mapleton School District No. 1 announce snow days?
Districts usually decide early in the morning, after crews check the roads, and sometimes the evening before when a big storm is certain. Check the district's official website and alerts for the decision; we don't report official closings.
Guides
- How much snow cancels school?
From one inch in Atlanta to a foot in Buffalo: what it takes in every state, with NOAA data.
- What time are snow days announced?
When districts decide, how they tell families, and when to check the calculator.
- How school districts decide snow days
Who makes the call, what they check before dawn, and why neighboring districts disagree.
- Snow day vs. delay vs. early dismissal
What each one means, when districts use them, and how the calculator scores each.