|
|
|
|
| ||||||
|
|
||||||
| Municipal Boundaries | ||||||
|
| ||||||
Marion County, IL (shown in white) has 572.54 mi² of land area and 3.57 mi² of water resources. The county is bordered by:
The county's elevations range from a low of 416.7' to a high of 649.6', with a weighted average of 534.8' above sea level.
Temperatures range from average lows around 21°F to average highs around 87.9°F. A year-round daily temperature averages 55°F. Average annual precipation is 48.3". 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 36,841 with 15,260 households. These households are spread across 13 unique municipalties (not all shown).
