New Vienna Flag

New Vienna

County:
Dubuque County
County Seat:
No
Area (mi²):
0.466
State:
Iowa

New Vienna is a city located in Dubuque County, Iowa. New Vienna has a 2026 population of 384. New Vienna is currently declining at a rate of 0% annually and its population has decreased by -0.78% since the most recent census, which recorded a population of 387 in 2020.

384
Total Population
824
Density (mi²)

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)