
Newcastle
- County:
- Dixon County
- County Seat:
- No
- Area (mi²):
- 0.338
- State:
- Nebraska
Newcastle is a village located in Dixon County, Nebraska. Newcastle has a 2025 population of 266. Newcastle is currently declining at a rate of 0% annually and its population has decreased by -0.75% since the most recent census, which recorded a population of 268 in 2020.
The average household income in Newcastle is $98,376 with a poverty rate of 2.45%. The median age in Newcastle is 57.5 years: 57.4 years for males, and 57.6 years for females.