Crystal Lake city, Iowa
Official LSAD Designation: Crystal Lake city • Census GEOID: 1917670
• Hancock County
Crystal Lake city is an incorporated city in Hancock County, Iowa. According to official records from the Census (2025), Crystal Lake city had an estimated population of 240 residents. Official Census Bureau geographic records classify this community under LSAD designation Crystal Lake city (GEOID 1917670).
Local Government Administration U.S. Census Bureau GMAF
City Of Crystal Lake
Municipal
Official Title:
City Clerk
Address:
PO BOX 217, CRYSTAL LAKE IA 50432-0217
County Of Hancock
County
Official Title:
Chair Board Of Supervisors
Address:
PO BOX 70, GARNER IA 50438-0070
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 240 | 2025 |
| Median Household Income | $66,875 | 2020-2024 |
| Median Home Value | $100,300 | 2020-2024 |
| Land Area | 0.25 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).