|— City —|
|Branch County, Michigan|
|• Mayor||Eugene F. Wallace|
|• Total||8.27 sq mi (21.42 km2)|
|• Land||8.03 sq mi (20.80 km2)|
|• Water||0.24 sq mi (0.62 km2)|
|Elevation||965 ft (294 m)|
|• Estimate (2011)||10,931|
|• Density||1,363.0/sq mi (526.3/km2)|
|Time zone||EST (UTC-5)|
|• Summer (DST)||EDT (UTC-4)|
|GNIS feature ID||0623568|
The city is located at the center of Coldwater Township, though it is politically independent. Coldwater is at . The ZIP code is 49036 and the FIPS place code is 17020. The elevation is 969 feet (295 m) above sea level.
Geography and climate 
The Coldwater River flows into the city from the south, originating from Coldwater Lake. The Coldwater chain of lakes also has an outlet called the Sauk River, which flows from its north end (near Quincy) and then through the south side of the city of Coldwater. Both combine to form a series of shallow, connected lakes on the city's west side.
According to the United States Census Bureau, the city has a total area of 8.27 square miles (21.42 km2), of which, 8.03 square miles (20.80 km2) of it is land and 0.24 square miles (0.62 km2) is water.
National Weather Service records show that average January temperatures are a maximum of 28.9°F and a minimum of 14.3°F. Average July temperatures are a maximum of 81.4°F and a minimum of 59.9°F. There are an average of 8.5 days with highs of 90°F (32°C) or higher and an average of 145.2 days with lows of 32°F (0°C) or lower. The record high temperature of 115°F was on July 12, 2011, and the record low temperature was -23°F on January 4, 1981.
Precipitation averages 35.66 inches annually. There is measurable precipitation on an average of 142.1 days. The wettest year was 1905 with 46.12 inches and the dryest year was 1930 with 18.01 inches. The most precipitation in one month was 10.90 in May 1989. The most precipitation in 24 hours was 5.37 inches on June 26, 1978.
Snowfall averages 54.5 inches annually. There is measurable snowfall on an average of 34.6 days. The snowiest season was 1977-78 when 84.8 inches fell, including 50.7 inches in January 1978. A blizzard that month included 17.0 inches of snow on January 26, 1978.
Memorial Airport serves general aviation only.
Major highways 
- I-69. Coldwater is accessible from exits 10 (BL I-69, Fenn Road), 13 (US 12/BL I-69), and 16 (Jonesville Road). The city has expanded since 1967 when I-69 was completed in the area to incorporate the urban sprawl at exit 13.
- BL I-69 runs through downtown Coldwater.
- US 12 continues west to Sturgis and east toward the Hillsdale area.
- M-86 runs west to Three Rivers.
Mass transit 
Coldwater public bus transportation is provided by Branch Area Transit Authority (BATA).
Coldwater has an east-west railroad, but this is practically a relic of one that led to Chicago and Detroit,MI
- Coldwater Community Schools, public school district for Coldwater
- Pansophia Academy, charter school, grades K-12
- St. Charles Borromeo Catholic School, grades K-5
- Legg Middle School, grades 6-8
- Branch Area Career Center, vocational training to high school students
- Coldwater High School, grades 9-12
Notable residents 
- Scott Brayton, Indycar driver who was killed in practice at the Indianapolis Motor Speedway in 1996
- Enoch Chase, Wisconsin State Senator
- Hawley Harvey Crippen, convicted of murdering his wife and executed
- Samuel Etheridge, one of Michigan's first state senators, representing the Seventh Senatorial District from 1838-1840
- Jad and David Fair, musicians; founders of the band Half Japanese
- Alice Haylett, AAGPBL All-Star pitcher
- Jack Joseph Heeney (known as Jack Healy), circus clown
- Jeff Kellogg, current MLB umpire
- Cyrus G. Luce, Michigan governor
- Ruth McDevitt, actress
- Harriet Quimby, aviation pioneer, the first US woman to receive a pilot's license
- Dan Severn, mixed martial artist and professional wrestler
- Bill Welke, current MLB umpire
- Tim Welke, current MLB umpire
- Maude Farris-Luse (1887-2002)
2010 census 
As of the census of 2010, there were 10,945 people, 4,255 households, and 2,628 families residing in the city. The population density was 1,363.0 inhabitants per square mile (526.3 /km2). There were 4,827 housing units at an average density of 601.1 per square mile (232.1 /km2). The racial makeup of the city was 92.5% White, 0.6% African American, 0.2% Native American, 0.8% Asian, 3.2% from other races, and 2.7% from two or more races. Hispanic or Latino of any race were 6.6% of the population.
There were 4,255 households out of which 34.9% had children under the age of 18 living with them, 39.9% were married couples living together, 15.1% had a female householder with no husband present, 6.7% had a male householder with no wife present, and 38.2% were non-families. 32.4% of all households were made up of individuals and 14.6% had someone living alone who was 65 years of age or older. The average household size was 2.49 and the average family size was 3.14.
The median age in the city was 35.2 years. 27.2% of residents were under the age of 18; 9.3% were between the ages of 18 and 24; 25.3% were from 25 to 44; 23.4% were from 45 to 64; and 15% were 65 years of age or older. The gender makeup of the city was 47.8% male and 52.2% female.
2000 census 
As of the census of 2000, there were 12,697 people, 4,058 households, and 2,520 families residing in the city. The population density was 1,562.5 per square mile (603.0/km²). There were 4,370 housing units at an average density of 537.8 per square mile (207.5/km²). The racial makeup of the city was 85.35% White, 8.42% African American, 0.75% Native American, 0.92% Asian, 0.03% Pacific Islander, 1.52% from other races, and 3.01% from two or more races. Hispanic or Latino of any race were 4.52% of the population.
There were 4,058 households out of which 32.9% had children under the age of 18 living with them, 43.6% were married couples living together, 12.9% had a female householder with no husband present, and 37.9% were non-families. 31.9% of all households were made up of individuals and 13.9% had someone living alone who was 65 years of age or older. The average household size was 2.49 and the average family size was 3.11.
In the city the population was spread out with 22.4% under the age of 18, 9.4% from 18 to 24, 35.4% from 25 to 44, 20.3% from 45 to 64, and 12.5% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 101.5 males. For every 100 females age 18 and over, there were 100.8 males.
The median income for a household in the city was $33,913, and the median income for a family was $41,107. Males had a median income of $31,577 versus $22,088 for females. The per capita income for the city was $15,833. About 6.0% of families and 9.6% of the population were below the poverty line, including 11.6% of those under age 18 and 7.9% of those age 65 or over.
Tibbits Opera House 
The Tibbits Opera House in Coldwater was built in 1882 and is the second-oldest theater in Michigan. It was converted to a movie theater in the 1930s. In the 1960s a campaign began to restore its original use as a theater with the eventual goal of restoring its French Empire architecture. It is now a venue for a variety of cultural activities.
The newspaper published in Coldwater is the Coldwater Daily Reporter.
Coldwater has radio stations WTVB and WNWN-FM, whose studios are located south of town on Business Loop 69 that are part of the Kalamazoo radio area. There are no television stations broadcasting from within the county; Coldwater gets its television signals from the Kalamazoo-Grand Rapids-Battle Creek and Lansing-Jackson SMSAs in Michigan.
Sister cities 
- "US Gazetteer files 2010". United States Census Bureau. Retrieved 2012-11-25.
- "American FactFinder". United States Census Bureau. Retrieved 2012-11-25.
- "Population Estimates". United States Census Bureau. Retrieved 2013-01-02.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
- "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
- WTVB (2011). "Branch County Census Figures Released". WTVB AM 1590 News. Retrieved March 23, 2011.
- "Find a County". National Association of Counties. Retrieved 2011-06-07.
- Circus biographies website
- City of Coldwater official website
- Coldwater Downtown Development Authority
- Branch Area Career Center
- Coldwater Community Schools
- MyColdwater.com - Directory of all local businesses, maps, and photo tour
- Little River Railroad