Thompson is a city in Winnebago County, Iowa, United States. The population was 502 at the 2010 census. Thompson is home to the Winnebago County Fair held annually. Thompson was platted in 1892. It was incorporated as a city in 1894.
As of 2026 the population of Thompson is 524. The population is expected to shrink to 521 by 2031 - a growth rate of -0.11%.
The median age of Thompson residents is 48.
The diversity index of Thompson is 27.0, meaning that there is a 27% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.
The average household income in Thompson is $74,060 and projected to be $79,364 in 2031. Per capita income is $34,345, projected to be $36,255 in 2031. 1.15% of households – 6 – have an income of $200,000 or higher. Average net worth is $708,015 and the average disposable income is $56,564.
There are 273 housing units in Thompson; 183 are owner-occupied, 60 are rented, and 30 are vacant. The average home value is $196,940, with 0 homes built in 2010 or later, and 82 built in 1939 or earlier.
There are 43 businesses in Thompson, employing 199 workers and pulling from a labor force of 231 age 16 and above. 51 workers commute into Thompson from outside the county or state. Key industries for the area include:
175 residents both live and work in/around Thompson. The average travel time is 0.0 minutes. 10.86% people have a commute of less than 5 minutes while 2.86% commute 90 minutes or more each way. Of commuters, 181 drive alone, 12 carpool, and 0 take public transportation. 23 use other modes of transport such as motorcycle, bicycle, walking, etc. 15 residents work from home.
139 members of the workforce hold a high school diploma or GED. 28 have associates degrees, 116 have bachelor’s degrees, and 35 hold a graduate or professional degree.
Source: ESRI, 2026-09-09
