| Zip Code : | 43440 |
| City : | Lakeside, Marblehead village |
| County : | Ottawa County |
| State : | Ohio (OH) |
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| Land Area : | 16.10 sq mi |
| Water Area : | 2.54 sq mi |
| Latitude : | 41.5262663 |
| Longitude : | -82.7768391 |
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| Population (2010): | 4,875 |
| Population Estimate (2012) : | 4,942 |
| Population Density : | 302.88/sq mi |
| Housing Units (2012) : | 6,309 |
| Median Household Income (2012) : | $52,201 (Ohio : $48,246, USA : $53,046) |
| Median Family Income (2012) : | $68,074 (Ohio : $61,163, USA : $64,585) |
| Median House Price (2012) : | $182,300 (Ohio : $133,700, USA : $181,400) |