The population of Kieler is composed of a mixture of different races and ethnic groups. The majority of residents of the city identify as White, while the minority group is comprised of Black and Native American. The poverty rate in Kieler is below the state average of 14.1%, while 11.9% of the population in the state is considered low-income. Each state has its own detailed analysis of crime and cost of living data.
The only Catholic church in the city is the Immaculate Conception, built in 1858 and remodeled in 1896 with a rock exterior and two towers. The city's maritime history can be seen at the Schifffahrtsmuseum, a former fish market in the harbour. Nearby, the town of Laboe is home to the Second World War submarine U-995. A map showing population density in Kiel can be viewed at the city's official website.
There are multiple railroad lines serving Kiel. The Wisconsin and Southern Railroad opened the Milwaukee Road in 1872. The number of rails serving Kiel has increased over the years, and the city has a tramway system. By the year 1881, the city had 10 lines with a total length of 40 km. There are also several bus lines that connect Kiel with other cities. The city has a population of approximately 12,000 residents.
Compared to the national average, divorce is lower in Kieler. Only 3.9% of Kieler's residents are divorced, while the national average is 10.8%. A third of Americans live in single-person households. Veterans make up a small percentage of the civilian population, and it is estimated that nearly 7% of the adult population in Kieler is a veteran. There are fewer veterans than in most other cities, but they are still present.