Frost Line Depth in Maverick County, Texas

  • Texas range from verified codes
  • Checked Oct 2026

No official local value

No official frost line depth is published for Maverick County.

No verified code nearby; verified Texas codes range 0–12 in.

Source and how we checked

We searched this place’s own code and website and found no published frost line depth.

Climate: 12 nights a year at or below 32 °F (NOAA 1991–2020, Eagle Pass 3N, 10 mi).

Checked Oct 2026. Report a correction

Does Maverick County have an official frost line depth?

No adopted frost line depth found for Maverick County in its official documents (checked Oct 2026). No verified code lies near Maverick County; the Texas codes we verified range from 0 to 12 in. Ask the building department for Maverick County’s own number before you dig.

What frost line depth does Maverick County use for footings under Table R301.2(1)?

How deep do footings, decks and water lines need to be in Maverick County?

Drawn with the deepest Texas official value (12 in). Confirm Maverick County’s own depth before you dig.

Project
House or garage footing in Maverick County: dig at least 12 in. grade 0 in 122436486072 12 in code minimum nearby codes 12 in, confirm locally dig 12 in

House or garage footing in Maverick County: dig at least 12 in (30 cm). Below the frost line and at least 12 in deep (IRC R403.1.4).

Using the nearby official value of 12 in until Maverick County confirms its own
ProjectDepthRule
House or garage footing12 inBelow the frost line and at least 12 in deep (IRC R403.1.4)
Deck footing (attached)12 inBelow the frost line and at least 12 in deep (IRC R507.3)
Water service line18 in6 in below the frost line and at least 12 in deep (IRC P2603.5)
Fence post bottom12 inNo 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 Maverick County?

  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D
0°32°100° J F M A M J J A S O N D 32 °F

Maverick County never averages a low below freezing. 12 nights a year reach 32 °F or colder; Jan is coldest, with an average low of 39.7 °F.

NOAA 1991–2020 climate normals, Eagle Pass 3n station, 10 mi away, elevation 812 ft.

Monthly temperatures as a table
°FJanFebMarAprMayJunJulAugSepOctNovDec
Low39.743.451.457.765.971.873.874.369.159.348.339.8
High64.57077.684.490.39697.598.691.883.472.464.8
0117 nightsMaverick County 12

Maverick County has fewer freezing nights than 129 of the 168 other Texas places we track. The Texas median is 32. Coldest: Amarillo; mildest: Brownsville.

How likely is the soil in Maverick County to heave?

USDA rates the sampled soil around Maverick County as 100% none for frost action (main soils: Catarina, Pryor, Zapata).

USDA NRCS soil survey, 9 sample points within 2 mi. Higher frost action means more risk of heave; see frost heave.

Maverick County at a glance

Frost line depth
No official local value
Population (2023 est.)
57,762
Mean annual temperature
70.2 °F
ZIP codes (3)
78852 · 78860 · 78877

Sources

  • Climate: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00412679.
  • Soil: USDA NRCS Soil Survey (SSURGO) frost action ratings.
  • Code rules: International Residential Code R403.1.4, R507.3, P2603.5.

Checked Oct 2026. How we verify · Report a correction