Question: what's the population of walnut grove minnesota
Answer: 75 km ) Water 0 sq mi ( 0 km ) Elevation 1,217 ft ( 371 m ) Population ( 2010 ) Total 871 Estimate ( 2016 ) 813 Density 820 / sq mi ( 320 / km ) Time zone Central ( CST ) ( UTC - 6 ) Summer ( DST ) CDT ( UTC - 5 ) ZIP code 56180 Area code ( s ) 507 FIPS code 27 - 67846 GNIS feature ID 0653743