Editing Grant County, South Dakota (section)

==Geography==
[[File:Grant Co SD Pie Chart No Text Version.pdf|thumb|right|Soils of Grant County]]
Grant County lies on the east side of South Dakota. Its east boundary line abuts the west boundary line of the state of [[Minnesota]]. The terrain consists of rolling hills, sloping to the northeast. The area is largely devoted to agriculture.<ref name=GCSD>[https://www.google.com/maps/place/Grant+County,+SD/@45.1652718,-96.9618508,51918m/data=!3m1!1e3!4m5!3m4!1s0x52cceb728a76f339:0xa6be759289f04c49!8m2!3d45.1752383!4d-96.7507035 ''Grant County SD''  Google Maps (accessed February 3, 2019)]</ref> The highest point of the terrain is on the county's south boundary line, towards its southwest corner, at {{convert|2,014|ft|m|abbr=on}} ASL.<ref>{{Cite web |url=https://www.daftlogic.com/sandbox-google-maps-find-altitude.htm |title="Find an Altitude"  Google Maps (accessed February 3, 2019) |access-date=February 3, 2019 |archive-url=https://web.archive.org/web/20190521043409/https://www.daftlogic.com/sandbox-google-maps-find-altitude.htm |archive-date=May 21, 2019 |url-status=dead}}</ref>

Grant County has a total area of {{convert|688|sqmi}}, of which {{convert|681|sqmi}} is land and {{convert|6.1|sqmi}} (0.9%) is water.<ref>{{cite web|url=http://www2.census.gov/geo/docs/maps-data/data/gazetteer/counties_list_46.txt|publisher=United States Census Bureau|access-date=March 24, 2015|date=August 22, 2012|title=2010 Census Gazetteer Files}}</ref>

The [[List of U.S. states by elevation|lowest point]] in the state of South Dakota is located on [[Big Stone Lake]] at [[Big Stone City, South Dakota|Big Stone City]] in Grant County, adjacent to [[Ortonville, Minnesota]], where the lake flows into the [[Minnesota River]].

===Major highways===
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*[[Image:I-29.svg|20px]] [[Interstate 29 in South Dakota|Interstate 29]]
*[[Image:US 12.svg|20px]] [[U.S. Route 12 in South Dakota|U.S. Route 12]]
*[[Image:US 81.svg|20px]] [[U.S. Route 81 in South Dakota|U.S. Route 81]]
*[[Image:SD 15.svg|20px]] [[South Dakota Highway 15]]
*[[Image:SD 20.svg|20px]] [[South Dakota Highway 20]]
*[[Image:SD 109.svg|23px]] [[South Dakota Highway 109]]
*[[Image:SD 123.svg|23px]] [[South Dakota Highway 123]]
*[[Image:SD 158.svg|23px]] [[South Dakota Highway 158]]
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===Adjacent counties===
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* [[Roberts County, South Dakota|Roberts County]]—north
* [[Big Stone County, Minnesota]]—northeast
* [[Lac qui Parle County, Minnesota]]—east
* [[Deuel County, South Dakota|Deuel County]]—south
* [[Codington County, South Dakota|Codington County]]—southwest
* [[Day County, South Dakota|Day County]]—west
{{div col end}}

===Protected areas===
* Mazeppa State Public Shooting Area<ref>[https://www.google.com/maps/place/Mazeppa+State+Public+Shooting+Area,+Twin+Brooks,+SD+57269/@45.1993927,-96.9643732,16z/data=!3m1!4b1!4m13!1m7!3m6!1s0x52cceb728a76f339:0xa6be759289f04c49!2sGrant+County,+SD!3b1!8m2!3d45.1752383!4d-96.7507035!3m4!1s0x52cceef5e3db5593:0x2d8b09733b5ae3c3!8m2!3d45.1968638!4d-96.9581669 ''Mazeppa State Public Shooting Area, Twin Brooks SD''  Google Maps (accessed February 3, 2019)]</ref>
* Mud Lake State Public Shooting Area<ref>[https://www.google.com/maps/place/Mud+Lake+State+Public+Shooting+Area,+Revillo,+SD+57259/@45.0092971,-96.6789603,16z/data=!3m1!4b1!4m13!1m7!3m6!1s0x52cceb728a76f339:0xa6be759289f04c49!2sGrant+County,+SD!3b1!8m2!3d45.1752383!4d-96.7507035!3m4!1s0x52ccbba238c541ad:0xe190ff94a088b09c!8m2!3d45.0083775!4d-96.6758559 ''Mud Lake State Public Shooting Area, Revillo SD''  Google Maps (accessed February 3, 2019)]</ref>

===Lakes===
Source:<ref name=GCSD/>

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* Big Stone Lake (adjacent)
* Crooked Lake
* LaBolt Lake
* Lake Albert
* Lake Farley
* Lonesome Lake (partial)
* Mud Lake
* Myers Lake
* Summit Lake
* Twin Lakes
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