Coburg is a city in Montgomery County, Iowa, United States.

[5] According to the United States Census Bureau, the city has a total area of 0.29 square miles (0.75 km2), all land.

[6] As of the census of 2020,[8] there were 26 people, 12 households, and 9 families residing in the city.

There were 12 housing units at an average density of 41.7 per square mile (16.1/km2).

There were 13 housing units at an average density of 44.8 per square mile (17.3/km2).

There were 14 housing units at an average density of 48.3 per square mile (18.6/km2).

16.7% of all households were made up of individuals, and none had someone living alone who was 65 years of age or older.

There were 11.1% of families and 21.2% of the population living below the poverty line, including 35.3% of under eighteens and none of those over 64.