Calhoun County, Georgia
A shallow water table limits basements on 39% of Calhoun County's mapped land, a higher share than 58% of US counties. Shrink-swell clay limits houses without basements on 1%.
None of the county is in drought on the October 13, 2026 Drought Monitor map. FEMA's flood data list no flood losses here since 2016. 54% of homes were built before 1980, against 50% nationally; the median home dates from 1978.
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 Calhoun County
| Expansive clay (limits slab homes) | 0.7% |
| High water table (limits basements) | 39.4% |
| Septic fields very limited | 44.9% |
| Clay swell (LEP, by area) | 1.6% |
| High-swell land (LEP 6%+) | 0.7% |
| Mapped soil | 181,700 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Greenville | 14% | n/a |
| Orangeburg | 13% | 0% |
| Grady | 9% | n/a |
| Faceville | 9% | n/a |
| Norfolk | 8% | 63% |
| Herod | 7% | n/a |
How we count · survey areas GA615 (2025-08-28)
What the numbers mean here
On 39% of Calhoun County'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: 38.70 in, 13.44 in below the 1991-2020 average year of 52.14 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 36 of the last 52 weeks; the most was 100% of its area, in 36 weeks, most recently on the September 29, 2026 map.
| Category, October 13, 2026 | Share of county |
|---|---|
| D0 abnormally dry or worse | 69.1% |
| D1 moderate drought or worse | 0% |
| D2 severe or worse | 0% |
| D3 extreme or worse | 0% |
| D4 exceptional | 0% |
Flood losses since 2016
FEMA's flood data list no flood losses in Calhoun County since 2016.
Rain
| Average year, 1991-2020 | 52.14 in |
| 12 months to August 2026 | 38.70 in (-13.44) |
| 2025 | 42.79 in (-9.35) |
| Wettest year since 1895 | 1948: 77.67 in |
| Driest year since 1895 | 1954: 27.10 in |
| Days with 1 inch or more, normal at CUTHBERT (20 mi away) | 17.6 |
Homes
| Housing units | 2,030 |
| Median year built | 1978 |
| Built before 1980 | 54% |
| Built 2000 or later | 19% |
| Owner-occupied | 59% |
| Median value, owner-occupied | $81,000 |
| Single-family detached | 64% |
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 |
|---|---|---|---|
| Baker County, GA | 17 mi | 2% | 33% |
| Randolph County, GA | 18 mi | 0% | 11% |
| Terrell County, GA | 21 mi | 0% | 44% |
| Early County, GA | 21 mi | 3% | 36% |
| Clay County, GA | 22 mi | under 1% | 13% |
| Dougherty County, GA | 25 mi | 9% | 42% |
| Miller County, GA | 26 mi | 3% | 64% |
| Quitman County, GA | 32 mi | 0% | 18% |
Sources: USDA SSURGO (August 28, 2025) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status