household income · Tennessee
Household income in Williamson County
Median income of all households — not families, which are counted separately and run higher.
Median household income
| Survey period | Value | Margin of error | Source |
|---|---|---|---|
| 2020–2024 | $135,594 | ± $4,044 | evidence → |
| 2019–2023 | $131,202 | ± $3,993 | evidence → |
| 2018–2022 | $125,943 | ± $4,211 | evidence → |
| 2017–2021 | $116,492 | ± $4,166 | evidence → |
In context
Median household income in Williamson County is $135,594, above the Tennessee median of $59,341 across 95 counties (2020–2024).
American Community Survey, five-year estimates. Each release covers five years, so consecutive releases overlap by four of them — a change from one release to the next is damped, and reading them as annual values understates swings. Margins of error are at 90 % confidence and are wide in sparsely populated counties.
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