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Marion County, TN (shown in white) has 498.25 mi² of land area and 14.09 mi² of water resources. The county is bordered by:
The county's elevations range from a low of 518.4' to a high of 2,336', with a weighted average of 1,311.9' above sea level.
Temperatures range from average lows around 27.5°F to average highs around 88.1°F. A year-round daily temperature averages 58.8°F. Average annual precipation is 63.5". With these temperatures and precipation, the majority of the county scores as an 7A 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 29,912 with 12,222 households. These households are spread across 11 unique municipalties (not all shown).
