| The Columbia Gazetteer of North America. 2000. |
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| Gregory |
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Gregory, county (1,053 sq mi/2,727 sq km; 1990 pop. 5,359), S S.Dak., on Nebr. line;  Burke; 43°12'N 99°10'W. Agr. and livestock-raising region watered by Ponca Creek and other streams and bounded NE by Missouri R. Corn, wheat, soybeans; dairy prods.; poultry, cattle, hogs. Fort Randall Dam in SE corner. Burke Lake State Rec. Area at center. Formed 1862. | | | | Capital city or county seat is shown by the symbol |
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| | | The Columbia Gazetteer of North America. Copyright © 2000 Columbia University Press. |
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