Frost Line Depth in Draper, Utah
- 4 verified codes nearby
- Checked Oct 2026
No official local value
No official frost line depth is published for Draper.
Nearby official codes require 30 in (4 verified codes).
Source and how we checked
We searched this place’s own code and website and found no published frost line depth.
Climate: 116 nights a year at or below 32 °F (NOAA 1991–2020, Draper-Point Of Mtn, 2 mi).
Checked Oct 2026. Report a correction
Does Draper have an official frost line depth?
No adopted frost line depth found for Draper in its official documents (checked Oct 2026). The nearest official values, from codes we verified, are 30 in. Use the deepest of them until the building department confirms Draper’s own number.
What frost line depth does Draper use for footings under Table R301.2(1)? Is it 30 in, like Riverton?
How deep do footings, decks and water lines need to be in Draper?
Drawn with the deepest nearby official value (30 in). Confirm Draper’s own depth before you dig.
House or garage footing in Draper: dig at least 30 in (76 cm). Below the frost line and at least 12 in deep (IRC R403.1.4).
| Project | Depth | Rule |
|---|---|---|
| House or garage footing | 30 in | Below the frost line and at least 12 in deep (IRC R403.1.4) |
| Deck footing (attached) | 30 in | Below the frost line and at least 12 in deep (IRC R507.3) |
| Water service line | 36 in | 6 in below the frost line and at least 12 in deep (IRC P2603.5) |
| Fence post bottom | 30 in | No code rule; common practice is below the frost line |
Work out posts, concrete and footing sizes with the fence post depth calculator or the deck footing calculator.
How cold does it get in Draper?
- J
- F
- M
- A
- M
- J
- J
- A
- S
- O
- N
- D
Average lows are at or below freezing from Dec to Feb. 116 nights a year reach 32 °F or colder; Jan is coldest, with an average low of 25.3 °F.
NOAA 1991–2020 climate normals, Draper-Point Of Mtn station, 2 mi away, elevation 4,506 ft.
Monthly temperatures as a table
| °F | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Low | 25.3 | 28.5 | 35.5 | 40.4 | 49 | 57.8 | 65.5 | 64.5 | 53.9 | 42.1 | 32.5 | 25.6 |
| High | 40 | 44.9 | 55.5 | 62.1 | 74.1 | 85.1 | 93.5 | 91.5 | 81.4 | 66.5 | 51.2 | 40.5 |
Draper has fewer freezing nights than 13 of the 25 other Utah places we track. The Utah median is 118. Coldest: Summit County; mildest: St. George.
What frost line depth do towns near Draper use?
4 official codes near Draper are verified; each links to its document.
| Place | Verified frost line | Distance |
|---|---|---|
| Riverton | 30 in | 5 mi away |
| South Jordan | 30 in | 7 mi away |
| Herriman | 30 in | 8 mi away |
| West Jordan | 30 in | 10 mi away |
How likely is the soil in Draper to heave?
USDA rates the sampled soil around Draper as 5% low, 72% moderate, 23% high for frost action (main soils: Bramwell, Henefer, Bradshaw).
USDA NRCS soil survey, 9 sample points within 2 mi. Higher frost action means more risk of heave; see frost heave.
Draper at a glance
- Frost line depth
- No official local value
- County
- Salt Lake County
- Population (2023 est.)
- 49,602
- Mean annual temperature
- 54.5 °F
- ZIP codes (6)
- 84003 · 84004 · 84020 · 84043 · 84065 · 84092