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The Colony, Texas
Inside The Colony's city limits, shrink-swell clay limits houses without basements on 68% of mapped land, higher than 73% of Texas cities. A shallow water table limits basements on 0%.
That clay share is above Denton County's 50%. FEMA's flood data list 8 flood losses since 2016 in ZIP code 75056 overlapping the city. Of its 19,388 homes, 21% were built before 1980; the median dates from 2001.
Data as of October 13, 2026 · sources · in Denton County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 1 overlapping ZIP
of homes built before 1980
Foundation repair in The Colony
Foundation repair in The Colony: shrink-swell clay limits slab homes on 68% of The Colony's mapped land, more than in 73% of Texas cities.
The city requires a permit for the work.
About 13,100 of The Colony's 19,388 homes are detached houses.
| City permit | Required. The Colony says that as of Oct. 1, 2025 it requires a permit for foundation repair. (City of The Colony, Texas, read October 2, 2026) |
| Permit fee | The Colony's FY 2026 master fee schedule lists a $75 fee for foundation repair. (City of The Colony, Texas) |
| Engineer | The Colony requires plans stamped and sealed by a licensed engineer for residential foundation work. (City of The Colony, Texas) |
| Contractor registration | The Colony's fee schedule counts foundation contractors among the general contractors who pay an annual registration fee. (City of The Colony, Texas) |
| Prices | Cost guide ranges compared |
Soil under The Colony city limits
| Expansive clay (limits slab homes) | 68.5% |
| High water table (limits basements) | 0.0% |
| Septic fields very limited | 71.3% |
| Clay swell (LEP, by area) | 13.1% |
| High-swell land (LEP 6%+) | 70.2% |
| Mapped soil | 10,324 acres |
| Soil series | Share here | Series nationally: expansive clay |
|---|---|---|
| Branyon | 43% | 92% |
| Heiden | 13% | 80% |
| Ferris | 7% | n/a |
| Houston Black | 4% | 91% |
| Vertel | 4% | n/a |
| Lewisville | 3% | n/a |
What the numbers mean here
Clay swell averages a linear extensibility of 13.1% by land area here, and 70% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 68% of the mapped land.
Clay shrinks as it dries: 100% of Denton County is in drought on the latest map, and 68% of The Colony's mapped land has shrink-swell clay.
USDA rates 71% of the land very limited for septic absorption fields.
Drought in Denton County
100% of Denton County is in drought (D1 or worse) on the October 13, 2026 map. County detail.
Flood losses by ZIP code
FEMA flood records since 2016 in the ZIP codes that overlap The Colony. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 75056 | 88% | 8 | $695,457 |
Homes in The Colony
| Housing units | 19,388 |
| Median year built | 2001 |
| Built before 1980 | 21% |
| Built 2000 or later | 53% |
| Owner-occupied | 60% |
| Median value, owner-occupied | $383,900 |
| Single-family detached | 68% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Hebron | 3 mi | 66% | 0% |
| Hackberry | 4 mi | 84% | 0% |
| Lewisville | 5 mi | 49% | 4% |
| Lakewood Village | 5 mi | 77% | 0% |
| Frisco | 7 mi | 76% | under 1% |
| Carrollton | 7 mi | 65% | 8% |
| Little Elm | 7 mi | 52% | 1% |
| Lake Dallas | 7 mi | 18% | 1% |
Sources: USDA SSURGO (August 5, 2026) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · Census ACS 2020-2024. Methods · Data status