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Municipal Boundaries

Overview

Grainger County, TN (shown in white) has 280.59 mi² of land area and 21.85 mi² of water resources. The county is bordered by:


The county's elevations range from a low of 869.4' to a high of 2,496.7', with a weighted average of 1,295.7' above sea level.

Temperatures range from average lows around 25.1°F to average highs around 86.3°F. A year-round daily temperature averages 57.1°F. Average annual precipation is 52.5". 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 Grainger County is 25,238 with 10,379 households. These households are spread across 3 unique municipalties (not all shown).