| Official Name: | Arcadia Township, Michigan |
| Settlement Type: | Civil township |
| Pushpin Map: | Michigan#USA |
| Pushpin Label Position: | left |
| Pushpin Label: | Arcadia Township |
| Pushpin Map Caption: | Location within the state of Michigan##Location within the United States |
| Mapsize: | 250 |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Michigan |
| Subdivision Type2: | County |
| Subdivision Name2: | Lapeer |
| Unit Pref: | Imperial |
| Area Total Km2: | 93.7 |
| Area Land Km2: | 91.5 |
| Area Water Km2: | 2.2 |
| Area Total Sq Mi: | 36.2 |
| Area Land Sq Mi: | 35.3 |
| Area Water Sq Mi: | 0.9 |
| Population As Of: | 2020 |
| Population Total: | 3148 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation M: | 277 |
| Elevation Ft: | 909 |
| Coordinates: | 43.1133°N -83.1689°W |
| Blank Name: | FIPS code |
| Blank Info: | 26-03280[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1625844 |
Arcadia Township is a civil township of Lapeer County in the U.S. state of Michigan. Its population was 3,148 at the 2020 Census. It was organized in 1857.
Five Lakes, formerly Asa, is an unincorporated community on the boundary between Arcadia Township to the east and Mayfield Township to the west. It was first settled in 1855 and named for the nearby lakes.[2]
Kings Mill is an unincorporated community in the township at . The settlement formed around the grist mill and sawmill of Harvey King. It was a station on the Pontiac, Oxford and Port Austin Railroad (later part of the Grand Trunk Western Railroad).[3] A post office operated from December 4, 1883, to February 15, 1934.[4]
Lum is an unincorporated community in the township at . Lum was a station on the Pontiac, Oxford and Northern Railroad (later part of the Grand Trunk Western Railroad)[5] It was named by Wallace Hunter for Colonel Lum, under whom he had served in the American Civil War.[6]
Five Lakes was settled in 1855. Three sawmills were built there with one on the Mayfield Township side. On May 28, 1869, a Five Lakes post office under postmaster William G. Stone, an inn-keeper, opened. The post office on April 6, 1874, was renamed to Asa but on April 29, 1878, returned to the Five Lakes name.[2] A post office opened at King's Mill on December 4, 1883.[4] The Lum settlement was founded in 1884, and Elijah Vincent became the first postmaster on March 24, 1884.[6]
In January 1909, the Lum depot suffered an explosion.[5] The King's Mill post office closed on February 15, 1934.[4]
According to the United States Census Bureau, the township has a total area of 36.2mi2, of which 35.3mi2 is land and 0.9mi2 (2.38%) is water.
As of the census of 2000, there were 3,197 people, 1,089 households, and 887 families residing in the township. The population density was 90.5sp=usNaNsp=us. There were 1,134 housing units at an average density of 32.1/mi2. The racial makeup of the township was 98.40% White, 0.31% African American, 0.13% Native American, 0.13% Asian, 0.53% from other races, and 0.50% from two or more races. Hispanic or Latino of any race were 1.75% of the population.
There were 1,089 households, out of which 39.0% had children under the age of 18 living with them, 72.4% were married couples living together, 5.6% had a female householder with no husband present, and 18.5% were non-families. 15.3% of all households were made up of individuals, and 6.6% had someone living alone who was 65 years of age or older. The average household size was 2.91 and the average family size was 3.23.
In the township the population was spread out, with 28.0% under the age of 18, 7.0% from 18 to 24, 30.3% from 25 to 44, 25.0% from 45 to 64, and 9.7% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 107.1 males. For every 100 females age 18 and over, there were 105.0 males.
The median income for a household in the township was $56,458, and the median income for a family was $61,563. Males had a median income of $47,237 versus $24,444 for females. The per capita income for the township was $22,080. About 3.3% of families and 4.9% of the population were below the poverty line, including 6.9% of those under age 18 and 7.1% of those age 65 or over.