St. Bridget township is located in Marshall County, Kansas. St. Bridget township has a 2026 population of 136. St. Bridget township is currently declining at a rate of 0% annually and its population has decreased by -1.45% since the most recent census, which recorded a population of 138 in 2020.
The median age in St. Bridget township is 61.2 years: 61.2 years for males, and 61.3 years for females. For every 100 females there are 68.2 males.
Data after 2023 is projected based on recent change
Overall: 61.2 years
Female: 61.3 years
Male: 61.2 years
There are 127 adults, (34 of whom are seniors) in St. Bridget township.
Female: 88 (59.5%)
Male: 60 (40.5%)
The racial composition of St. Bridget township includes 94.59% White, and smaller percentages for Black or African American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 140 | 94.59% |
| Two or more races | 6 | 4.05% |
| Black or African American | 2 | 1.35% |