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Franklin County, TN (shown in white) has 554.5 mi² of land area and 21.25 mi² of water resources. The county is bordered by:
The county's elevations range from a low of 623.4' to a high of 2,001.3', with a weighted average of 1,165.9' above sea level.
Temperatures range from average lows around 28.3°F to average highs around 88.3°F. A year-round daily temperature averages 59.2°F. Average annual precipation is 60.6". 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 Franklin County is 45,258 with 17,838 households. These households are spread across 8 unique municipalties (not all shown).
