Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Population over time
New Vienna had 382 residents in the 2020 census, down 5% since 2000.
It’s the 554th largest of 1,019 towns in Iowa by population.
Dubuque County grew from 56,403 residents in 1900 to 99,266 in 2020.
Dubuque County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Weather by month
Average highs peak around 84°F in summer, and winter lows average 10°F. About 37.4 inches of rain and melted snow fall in a typical year, with about 34 inches of snow.
Source: NOAA 1991–2020 climate normals, Guttenberg L&D 10, IA weather station (15 miles away).
Jobs in Dubuque County
56,357 jobs at 2,804 businesses in Dubuque County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Health care
1 doctors and other health care providers list an office in New Vienna.
Nearest hospitals
Mercyone Dyersville Medical CenterCritical access hospital · emergency room · Dyersville6.5 miles
Guttenberg Municipal HospitalCritical access hospital · emergency room · Guttenberg15.0 miles
Regional Medical CenterCritical access hospital · emergency room · CMS rating 4 of 5 · Manchester19.6 miles
Providers with an office here
Mental health providers
1
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Places in and around New Vienna
Museums
Heritage House Museum1.4 mi
Counts are within about 1 mile of the center of town.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.