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Municipal Boundaries

Overview

Marion County, MO (shown in white) has 436.92 mi² of land area and 7.38 mi² of water resources. The county is bordered by:


The county's elevations range from a low of 459.3' to a high of 757.9', with a weighted average of 622.2' above sea level.

Temperatures range from average lows around 18.1°F to average highs around 87°F. A year-round daily temperature averages 53.3°F. Average annual precipation is 42.6". With these temperatures and precipation, the majority of the county scores as an 6A using the USDA Plant Hardiness Zone Map (the standard by which gardeners and growers can determine which perennial plants are most likely to thrive in a location).

The estimated population of Marion County is 28,207 with 11,361 households. These households are spread across 3 unique municipalties (not all shown).