Marquette city, Iowa
Official LSAD Designation: Marquette city • Census GEOID: 1949620
• Clayton County
Marquette city is an incorporated city in Clayton County, Iowa. According to official records from the Census (2025), Marquette city had an estimated population of 436 residents. Official Census Bureau geographic records classify this community under LSAD designation Marquette city (GEOID 1949620).
Local Government Administration U.S. Census Bureau GMAF
City Of Marquette
Municipal
Official Title:
City Clerk
Address:
PO BOX 7, 102 N ST, MARQUETTE IA 52158
County Of Clayton
County
Official Title:
Clayton County Auditor
Address:
PO BOX 416, ELKADER IA 52043-0416
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 436 | 2025 |
| Median Household Income | $42,292 | 2020-2024 |
| Median Home Value | $164,400 | 2020-2024 |
| Land Area | 1.86 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).