New Strawn is a city in Coffey County, Kansas, United States.

[3] The city of New Strawn came about when John Redmond Reservoir was built in the early 1960s, causing the original town of Strawn to be claimed by the Army Corps of Engineers for flood area.

Very little is left of "old" Strawn today, although the Main Street can still be traveled when dry.

A small parking area is at the approximate site of the school and church.

[6] The climate in this area is characterized by hot, humid summers and generally mild to cool winters.

[7] The 2020 United States census counted 414 people, 161 households, and 116 families in New Strawn.

25.5% of households consisted of individuals and 8.7% had someone living alone who was 65 years of age or older.

19.6% of all households were made up of individuals, and 3.1% had someone living alone who was 65 years of age or older.

17.3% of all households were made up of individuals, and 7.3% had someone living alone who was 65 years of age or older.

None of the families and 2.4% of the population were living below the poverty line, including no under eighteens and 15.6% of those over 64.

The community is served by Burlington USD 244 public school district.