 martinsburg is a city in keokuk county, iowa, united states. the population was 112 at the 2010 census. the only businesses open to the public in martinsburg is mcbeth wrecker and auto service and a gas station/convenience store. ==geography== martinsburg is located at  (41.178350, -92.251326). according to the united states census bureau, the city has a total area of , all of it land.{{cite web|title=us gazetteer files 2010|url=http://www.census.gov/geo/www/gazetteer/files/gaz_places_national.txt|publisher=[[united states census burea
Cities_in_Iowa Cities_in_Keokuk_County,_Iowa