For every 100 females age 18 and over, there were 90.7 males. The median income for a household in the CDP was $31,429, and the median income for a family was $36,563. Males had a median income of $31,250 versus $18,869 for females. The per capita income for the CDP was $20,393. About 4.3% of families and 6.5% of the population were below the poverty line, including 9.8% of those under age 18 and 5.4% of those age 65 or over. As of the 2010 census, the population for Lewiston, Michigan was 1,392. The population was more female dominated, with there being 718 females compared to 674 males. The total number of households for the 2010 census was 689, with 413 of these households being family households. The average household size was around two. Of this total household number, 318(46.2%) of them include married couples. 22(3.2%) of them include a male householder with no wife present, and 73(10.6%) of them include a female householder with no husband present. The total number of households that have one or more people under the age of 18 years is 131(19.0%); 558(80.9%) households have no people under the age of 18 years. The remaining number of 276(40.1%) households is made up of nonfamily households. The median income for Lewiston residents was $31,576. Lewiston households made slightly more than the surrounding cities of Alpena and Cadillac, but their poverty level is 26.4%.