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Jennings County, IN (shown in white) has 376.6 mi² of land area and 1.75 mi² of water resources. The county is bordered by:
The county's elevations range from a low of 547.9' to a high of 905.5', with a weighted average of 702.9' above sea level.
Temperatures range from average lows around 23.2°F to average highs around 85.5°F. A year-round daily temperature averages 55°F. Average annual precipation is 49.8". 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 Jennings County is 27,953 with 10,721 households. These households are spread across 9 unique municipalties (not all shown).