Posen, Michigan

Largest ancestries (2010) [8]	Percent
Polish	78.8%
German	16.9%
English	7.5%
Irish	7.1%
Danish	2.0%
French Canadian	1.6%

As of the census[2] of 2010, there were 234 people, 110 households, and 54 families living in the village. The population density was 234.0 inhabitants per square mile (90.3/km²). There were 144 housing units at an average density of 144.0 per square mile (55.6/km²). The racial makeup of the village was 96.2% White, 1.3% Native American, 0.4% Pacific Islander, and 2.1% from two or more races.

There were 110 households, of which 23.6% had children under the age of 18 living with them, 36.4% were married couples living together, 8.2% had a female householder with no husband present, 4.5% had a male householder with no wife present, and 50.9% were non-families. 42.7% of all households were made up of individuals, and 27.3% had someone living alone who was 65 years of age or older. The average household size was 2.07 and the average family size was 2.96.

The median age in the village was 46 years. 22.2% of residents were under the age of 18; 5.2% were between the ages of 18 and 24; 21.7% were from 25 to 44; 27.3% were from 45 to 64; and 23.5% were 65 years of age or older. The gender makeup of the village was 46.2% male and 53.8% female.

Largest ancestries (2000) [9]	Percent
Polish	56.1%
German	15.3%
American	7.8%
French	3.1%
English	2.5%
French Canadian	1.6%

As of the census[4] of 2000, there were 292 people, 126 households, and 73 families living in the village. The population density was 291.6 per square mile (112.7/km²). There were 138 housing units at an average density of 137.8 per square mile (53.3/km²). The racial makeup of the village was 94.18% White, 3.77% African American, and 2.05% from two or more races. Hispanic or Latino of any race were 0.34% of the population. 56.1% was of Polish, 15.3% German, 7.8% American, 3.1% French, 2.5% English, 1.6% French-Canadian, 1.2% Danish, 1.2% Irish, and 0.9% Russian ancestry.

There were 126 households, out of which 25.4% had children under the age of 18 living with them, 43.7% were married couples living together, 7.9% had a female householder with no husband present, and 41.3% were non-families. 36.5% of all households were made up of individuals, and 24.6% had someone living alone who was 65 years of age or older. The average household size was 2.24 and the average family size was 2.92.

In the village, the population was spread out, with 23.6% under the age of 18, 8.9% from 18 to 24, 26.4% from 25 to 44, 16.1% from 45 to 64, and 25.0% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 97.3 males. For every 100 females age 18 and over, there were 85.8 males.

The median income for a household in the village was $27,969, and the median income for a family was $39,250. Males had a median income of $26,406 versus $24,250 for females. The per capita income for the village was $12,708. About 8.9% of families and 19.3% of the population were below the poverty line, including 20.0% of those under the age of eighteen and 18.8% of those 65 or over.