Frost Line Depth in Citrus Heights, California
- 2 verified codes nearby
- Checked Oct 2026
No official local value
Frost rarely reaches the ground in Citrus Heights.
Nearby official codes require 18–30 in (2 verified codes).
Footings still go at least 12 in (30 cm) below undisturbed ground (IRC R403.1.4).
Source and how we checked
We searched this place’s own code and website and found no published frost line depth.
Climate: 4 nights a year at or below 32 °F (NOAA 1991–2020, Sacramento 5 Ese, 11.9 mi).
Checked Oct 2026. Report a correction
Does Citrus Heights have an official frost line depth?
No adopted frost line depth found for Citrus Heights in its official documents (checked Oct 2026). The nearest official values, from codes we verified, are 18 to 30 in. Use the deepest of them until the building department confirms Citrus Heights’s own number.
What frost line depth does Citrus Heights use for footings under Table R301.2(1)? Is it 18 in, like Placer County?
How deep do footings, decks and water lines need to be in Citrus Heights?
Drawn with the deepest nearby official value (30 in). Confirm Citrus Heights’s own depth before you dig.
House or garage footing in Citrus Heights: 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 Citrus Heights?
- J
- F
- M
- A
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- D
Citrus Heights never averages a low below freezing. 4 nights a year reach 32 °F or colder; Dec is coldest, with an average low of 40.7 °F.
NOAA 1991–2020 climate normals, Sacramento 5 Ese station, 11.9 mi away, elevation 38 ft.
Monthly temperatures as a table
| °F | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Low | 41.1 | 43.7 | 46.7 | 49.3 | 54 | 58.7 | 61.4 | 61 | 58.8 | 52.9 | 45.3 | 40.7 |
| High | 56.5 | 62.2 | 67.8 | 73.5 | 81.3 | 89 | 94.4 | 93.5 | 89.3 | 78.9 | 65.3 | 56.4 |
Citrus Heights has more freezing nights than 110 of the 208 other California places we track. The California median is 3. Coldest: El Dorado County; mildest: San Diego.
What frost line depth do towns near Citrus Heights use?
2 official codes near Citrus Heights are verified; each links to its document.
| Place | Verified frost line | Distance |
|---|---|---|
| Placer County | 18 in | 40 mi away |
| Brentwood | 30 in | 57 mi away |
How likely is the soil in Citrus Heights to heave?
USDA rates the sampled soil around Citrus Heights as 100% none for frost action (main soils: Fiddyment, Urban land, Xerarents).
USDA NRCS soil survey, 9 sample points within 2 mi. Higher frost action means more risk of heave; see frost heave.
Citrus Heights at a glance
- Frost line depth
- No official local value
- County
- Sacramento County
- Population (2023 est.)
- 86,239
- Mean annual temperature
- 63.4 °F
- ZIP codes (5)
- 95608 · 95610 · 95621 · 95678 · 95841