New Vienna city, Iowa
Official LSAD Designation: New Vienna city • Census GEOID: 1956550
• Dubuque County
New Vienna city is an incorporated city in Dubuque County, Iowa. According to official records from the Census (2025), New Vienna city had an estimated population of 381 residents. Official Census Bureau geographic records classify this community under LSAD designation New Vienna city (GEOID 1956550).
Local Government Administration U.S. Census Bureau GMAF
City Of New Vienna
Municipal
Official Title:
City Clerk
Address:
PO BOX 19, NEW VIENNA IA 52065-0019
County Of Dubuque
County
Official Title:
Chairman
Address:
720 CENTRAL AVE, DUBUQUE IA 52001-7063
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 381 | 2025 |
| Median Household Income | $93,250 | 2020-2024 |
| Median Home Value | $201,600 | 2020-2024 |
| Land Area | 0.51 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).