|• Total||5.51 sq mi (14.27 km2)|
|• Land||5.46 sq mi (14.14 km2)|
|• Water||0.05 sq mi (0.13 km2)|
|Elevation||935 ft (285 m)|
| • Estimate |
|• Density||1,706.96/sq mi (659.11/km2)|
|Time zone||UTC-6 (Central (CST))|
|• Summer (DST)||UTC-5 (CDT)|
|GNIS feature ID||1566105|
Hartland is located at  It is in the Lake Country area of Waukesha County.(43.100180, −88.344452).
According to the United States Census Bureau, the village has a total area of 5.17 square miles (13.39 km2), of which, 5.12 square miles (13.26 km2) of it is land and 0.05 square miles (0.13 km2) is water.
|U.S. Decennial Census|
As of the census of 2010, there were 9,110 people, 3,566 households, and 2,440 families living in the village. The population density was 1,779.3 inhabitants per square mile (687.0/km2). There were 3,746 housing units at an average density of 731.6 per square mile (282.5/km2). The racial makeup of the village was 95.1% White, 0.8% African American, 0.3% Native American, 1.7% Asian, 0.1% Pacific Islander, 0.5% from other races, and 1.4% from two or more races. Hispanic or Latino of any race were 2.9% of the population.
There were 3,566 households, of which 37.3% had children under the age of 18 living with them, 54.4% were married couples living together, 10.2% had a female householder with no husband present, 3.8% had a male householder with no wife present, and 31.6% were non-families. 26.4% of all households were made up of individuals, and 10.2% had someone living alone who was 65 years of age or older. The average household size was 2.55 and the average family size was 3.12.
The median age in the village was 37.5 years. 28% of residents were under the age of 18; 7.3% were between the ages of 18 and 24; 26.4% were from 25 to 44; 28.2% were from 45 to 64; and 10% were 65 years of age or older. The gender makeup of the village was 47.4% male and 52.6% female.
As of the census of 2000, there were 7,905 people, 3,002 households, and 2,161 families living in the village. The population density was 1,753.7 people per square mile (676.7/km2). There were 3,140 housing units at an average density of 696.6 per square mile (268.8/km2). The racial makeup of the village was 97.70% White, 0.28% African American, 0.33% Native American, 0.48% Asian, 0.43% from other races, and 0.78% from two or more races. Hispanic or Latino of any race were 1.51% of the population.
There were 3,002 households, out of which 41.3% had children under the age of 18 living with them, 57.4% were married couples living together, 11.0% had a female householder with no husband present, and 28.0% were non-families. 22.3% of all households were made up of individuals, and 7.2% had someone living alone who was 65 years of age or older. The average household size was 2.63 and the average family size was 3.13.
In the village, the population was spread out, with 29.7% under the age of 18, 7.8% from 18 to 24, 33.5% from 25 to 44, 21.5% from 45 to 64, and 7.5% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 93.7 males. For every 100 females age 18 and over, there were 92.7 males.
The median income for a household in the village was $58,359, and the median income for a family was $67,844. Males had a median income of $48,475 versus $30,253 for females. The per capita income for the village was $26,537. About 1.8% of families and 2.6% of the population were below the poverty line, including 2.2% of those under age 18 and 3.9% of those age 65 or over.
Hartland is served by the Arrowhead Union High School District along with three of its five feeder school districts: Hartland-Lakeside School District, Lake Country School District, and Swallow School District. The district's only secondary school is Arrowhead High School. The Arrowhead District has nine feeder schools: North Shore Middle, Swallow, Merton, Lake Country, Stone Bank, Richmond, and North Lake. North Shore Middle School has two feeder schools: Hartland South Elementary, and Hartland North Elementary.
- Dansk Evangelical Lutheran Kirke, whose building is on the National Register of Historic Places
- Divine Redeemer Lutheran Church & School, a Lutheran Church–Missouri Synod congregation
- First Congregational Church, whose building is on the National Register of Historic Places
- Lake Country Congregational Church, built in 1910 as a Dansk Evangelical Lutheran Kirke
- Lake Country Unitarian Universalist Church
- Oakwood Church
- Our Savior's Evangelical Lutheran Church, an Evangelical Lutheran Church in America congregation
- St. Charles Catholic Church, the only Catholic Church in the village of Hartland
- Westbrook Church
- Zion Evangelical Lutheran Church, a WELS congregation, whose building is listed on the National Register of Historic Places
- Nixon Park - land that originally was owned by Dr. H. G. B. Nixon, a doctor whose family settled in Hartland. He donated the land to the village in the 1920s. His old house still stands on Capitol Drive near the downtown area of Hartland.
- Camp Whitcomb/Mason, a Boys and Girls Clubs summer camp, is located near Hartland.
- Ben Askren, wrestler and MMA fighter
- Ben Bredeson, guard, Baltimore Ravens
- Charles Carpenter, football player
- Judson Hall, Wisconsin State Assembly
- Nick Hayden, defensive tackle, Dallas Cowboys
- Doug Henry, retired MLB pitcher; bullpen coach for the Kansas City Royals
- Karen McQuestion, author
- David Merkow, golfer
- Joe Panos, former NFL player
- Molly Seidel, Olympic bronze medalist
- Dewey K. Warren, Wisconsin State Assembly
- Stephen Warren, Wisconsin State Assembly
- "2019 U.S. Gazetteer Files". United States Census Bureau. Retrieved August 7, 2020.
- "US Board on Geographic Names". United States Geological Survey. October 25, 2007. Archived from the original on February 4, 2012. Retrieved January 31, 2008.
- "U.S. Census website". United States Census Bureau. Retrieved November 18, 2012.
- "Population and Housing Unit Estimates". United States Census Bureau. May 24, 2020. Retrieved May 27, 2020.
- "U.S. Census website". United States Census Bureau. Retrieved January 31, 2008.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. February 12, 2011. Retrieved April 23, 2011.
- "US Gazetteer files 2010". United States Census Bureau. Archived from the original on July 2, 2012. Retrieved November 18, 2012.
- "Census of Population and Housing". Census.gov. Retrieved June 4, 2015.
- http://www.arrowheadschools.org/display/router.asp?DocID=72 Archived August 20, 2006, at the Wayback Machine arrowheadschools.org
- http://www.lcs.k12.wi.us/ Archived July 14, 2006, at the Wayback Machine lcs.k12.wi.us
- "Home - Swallow School District". www.swallowschool.org. Archived from the original on February 7, 2006. Retrieved July 22, 2006.
- "Archived copy". Archived from the original on October 3, 2010. Retrieved January 18, 2010.CS1 maint: archived copy as title (link)
- "Archived copy". Archived from the original on April 6, 2015. Retrieved February 24, 2019.CS1 maint: archived copy as title (link)
- School, Divine Redeemer Lutheran Church &. "Divine Redeemer Lutheran Church & School". www.drlc.org. Archived from the original on November 20, 2008. Retrieved January 18, 2010.
- "Hartland, WI - Official Website - Hartland Public Library". www.hartlandlibrary.org. Archived from the original on September 11, 2013. Retrieved February 24, 2019.
- "Hartland, WI - Official Website - Official Website". www.villageofhartland.com. Archived from the original on December 24, 2018. Retrieved February 24, 2019.
- "Manager and Coaches". Kansas City Royals. Archived from the original on February 25, 2017. Retrieved February 24, 2017.
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