Grundy County's estimated 2026 population is 14,460 with a growth rate of 1.09% in the past year according to the most recent United States census data. Grundy County is the 81st largest county in Tennessee. The 2010 population was 13,725 and has seen a growth of 5.36% since that time.
Data after 2023 is projected based on recent change
The racial composition of Grundy County includes 94.55% White, and smaller percentages for Black or African American, Asian, Native American, other race and multiracial populations.
White (94.55%)
Two or more races (4.56%)
Black or African American (0.43%)
Asian (0.36%)
Native American (0.09%)
Other race (0.01%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 12,920 | 94.55% |
| Two or more races | 623 | 4.56% |
| Black or African American | 59 | 0.43% |
| Asian | 49 | 0.36% |
| Native American | 12 | 0.09% |
| Other race | 2 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
Grundy County's average per capita income is $32,329. Household income levels show a median of $45,573. The poverty rate stands at 19.18%.
Name | Median | Mean |
|---|---|---|
| Married Families | $59,924 | - |
| Families | $52,772 | $72,364 |
| Households | $45,573 | $61,536 |
| Non Families | $29,346 | $37,929 |
Average Income
Median Household Income
Poverty Rate
