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Colonial Heights city, Virginia
A shallow water table limits basements on 44% of Colonial Heights city's mapped land, a higher share than 61% of US counties. Shrink-swell clay limits houses without basements on 3%.
None of the county is in drought on the October 13, 2026 Drought Monitor map. FEMA's flood data list 8 flood losses here since 2016. 72% of homes were built before 1980, against 50% nationally; the median home dates from 1970.
Data as of October 13, 2026 · sources
expansive clay: shrink-swell limits slab homes
high water table: limits basements
in drought, October 13, 2026
of homes built before 1980
Soil under Colonial Heights city
| Expansive clay (limits slab homes) | 3.3% |
| High water table (limits basements) | 43.8% |
| Septic fields very limited | 46.0% |
| Clay swell (LEP, by area) | 3.4% |
| High-swell land (LEP 6%+) | 3.3% |
| Urban land, not rated | 2.2% |
| Mapped soil | 167,485 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Appling | 50% | 0% |
| Mattaponi | 18% | n/a |
| Roanoke | 16% | n/a |
| Emporia | 5% | n/a |
| Helena | 3% | n/a |
| Myatt | 1% | n/a |
How we count · survey areas VA653 (2025-09-08)
What the numbers mean here
On 44% of Colonial Heights city's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
Rain over the 12 months to August 2026: 41.85 in, 5.37 in below the 1991-2020 average year of 47.22 in.
Drought
0% of the county is in drought (D1 or worse) on the October 13, 2026 map. Part of the county was in drought in 13 of the last 52 weeks; the most was 100% of its area, in 13 weeks, most recently on the July 7, 2026 map.
| Category, October 13, 2026 | Share of county |
|---|---|
| D0 abnormally dry or worse | 0% |
| D1 moderate drought or worse | 0% |
| D2 severe or worse | 0% |
| D3 extreme or worse | 0% |
| D4 exceptional | 0% |
Flood losses since 2016
8 flood losses since 2016, $166,418 paid. The worst year was 2020, with 3.
| Year | Flood losses |
|---|---|
| 2016 | 0 |
| 2017 | 0 |
| 2018 | 3 |
| 2019 | 0 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 0 |
| 2026 to date | 0 |
Rain
| Average year, 1991-2020 | 47.22 in |
| 12 months to August 2026 | 41.85 in (-5.37) |
| 2025 | 52.23 in (+5.01) |
| Wettest year since 1895 | 2020: 68.85 in |
| Driest year since 1895 | 1930: 25.43 in |
| Days with 1 inch or more, normal at HOPEWELL (7 mi away) | 14.3 |
Homes
| Housing units | 8,114 |
| Median year built | 1970 |
| Built before 1980 | 72% |
| Built 2000 or later | 8% |
| Owner-occupied | 68% |
| Median value, owner-occupied | $246,600 |
| Single-family detached | 80% |
What repairs cost
Published ranges from cost guides, not quotes. More sources, and where they disagree.
Nearby counties
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Petersburg city, VA | 4 mi | 2% | 57% |
| Hopewell city, VA | 6 mi | 4% | 79% |
| Prince George County, VA | 11 mi | 8% | 86% |
| Chesterfield County, VA | 13 mi | 11% | 42% |
| Henrico County, VA | 13 mi | 7% | 54% |
| Dinwiddie County, VA | 19 mi | 4% | 40% |
| Richmond city, VA | 19 mi | 0% | 21% |
| Charles City County, VA | 20 mi | 18% | 71% |
Sources: USDA SSURGO (September 8, 2025) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status