EntityQ1931995· pop 36· linked from 78 articlesHopkintonSign in to savecity in IowaKey factsCountryUnited StatesStateIowaCountyDelawareIncorporatedMarch 3, 1874Total0.64 sq mi (1.66 km )Land0.64 sq mi (1.66 km )Water0 sq mi (0.00 km )Elevation850 ft (260 m)Density970/sq mi (375/km )Time zoneUTC-6 ( Central (CST) )Summer dstUTC-5 (CDT)Fips code19-37155via Wikipedia infoboxArticleHopkinton is a city in Delaware County, Iowa, United States. The population was 622 at the time of the 2020 census.HistoryRead full article (32 paragraphs)Connectionsrace and ethnicity in the United States CensusEntitycityEntityCategories1850 establishments in IowaCities in Delaware County, IowaCities in IowaPopulated places in the United States established in 1850