| Vienna Township | |
| Official Name: | Charter Township of Vienna |
| Pushpin Map: | Michigan |
| Pushpin Label Position: | left |
| Pushpin Label: | Vienna Township |
| Pushpin Map Caption: | Location within the state of Michigan |
| Mapsize: | 250 |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Michigan |
| Subdivision Type2: | County |
| Subdivision Name2: | Genesee |
| Leader Title: | Supervisor |
| Leader Name: | Randy Taylor |
| Leader Title1: | Clerk |
| Leader Name1: | Cindy Bryan |
| Leader Title2: | Treasurer |
| Leader Name2: | David Cain |
| Established Title: | Organized |
| Established Date: | 1837 |
| Unit Pref: | Imperial |
| Area Total Km2: | 90.8 |
| Area Total Sq Mi: | 35.0 |
| Area Land Km2: | 90.7 |
| Area Land Sq Mi: | 35.0 |
| Area Water Km2: | 0.1 |
| Area Water Sq Mi: | 0.04 |
| Area Water Percent: | 0.11 |
| Population As Of: | 2020 |
| Settlement Type: | Charter township |
| Population Total: | 13301 |
| Population Density Sq Mi: | auto |
| Timezone: | Eastern |
| Utc Offset: | -5 |
| Timezone Dst: | Eastern |
| Utc Offset Dst: | -4 |
| Elevation M: | 212 |
| Elevation Ft: | 696 |
| Coordinates: | 43.18°N -83.7547°W |
| Postal Code Type: | ZIP code(s) |
| Postal Code: | 48415 (Birch Run) 48420 (Clio) 48458 (Mount Morris) |
| Area Code: | 810 |
| Blank Name: | FIPS code |
| Blank Info: | 26-82380[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1627201 |
Vienna Charter Township is a charter township of Genesee County in the U.S. state of Michigan. The population was 13,301 at the 2020 census,[2] slightly up from 13,255 at the 2010 census.
On January 15, 1836, Pine Run Post Office was opened and renamed and move to Thetford on December 26, 1844.[5] A new Pinerun, or Pine Run, Post Office was opened on January 26, 1852.[6] On November 15, 1905, the Pine Run Post Office was closed.
On Monday November 27, 2017, the northern loop set of municipalities, including Vienna, began receiving water from the Karegnondi Water Authority pipeline and treated by Genesee County Drain Commission Water and Waste Division.[7]
According to the United States Census Bureau, the township has a total area of 35.0 square miles (90.8 km2), of which 34.96 square miles (90.7 km2) is land and 0.04 square mile (0.1 km2) (0.11%) is water.
As of the census of 2000, there were 13,108 people, 4,926 households, and 3,669 families residing in the township. The population density was 374.4sp=usNaNsp=us. There were 5,199 housing units at an average density of 148.5sp=usNaNsp=us. The racial makeup of the township was 95.99% White, 1.12% African American, 0.51% Native American, 0.34% Asian, 0.01% Pacific Islander, 0.78% from other races, and 1.24% from two or more races. Hispanic or Latino of any race were 1.97% of the population.
There were 4,926 households, out of which 33.4% had children under the age of 18 living with them, 59.1% were married couples living together, 10.8% had a female householder with no husband present, and 25.5% were non-families. 20.7% of all households were made up of individuals, and 6.9% had someone living alone who was 65 years of age or older. The average household size was 2.61 and the average family size was 3.00.
In the township the population was spread out, with 24.8% under the age of 18, 9.1% from 18 to 24, 28.3% from 25 to 44, 26.0% from 45 to 64, and 11.8% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 98.8 males. For every 100 females age 18 and over, there were 94.3 males.
The median income for a household in the township was $46,863, and the median income for a family was $52,060. Males had a median income of $46,073 versus $26,684 for females. The per capita income for the township was $21,711. About 6.6% of families and 8.3% of the population were below the poverty line, including 13.8% of those under age 18 and 3.0% of those age 65 or over.
The township receives water from the Karegnondi Water Authority pipeline treated by Genesee County Drain Commission Water and Waste Division.[7]
Vienna Township is part of the following:[8]
Educational services are primarily provided by Clio Area School District while small parts of the township are served by Birch Run Area School District and Mt. Morris Consolidated Schools.[10]