Grinnell city, Kansas Demographics & Population 2026

Population Overview

Grinnell city is a small community located in Kansas. The total population is 376. It ranks as the 343rd most populous out of 726 cities and towns in Kansas.

Age Demographics

The median age in Grinnell city is 41.1 years. This is 10% higher than the state median of 37.2 years. With 30.9% of the population under 18, Grinnell city has a notably young demographic profile, suggesting a family-oriented community. 16.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Grinnell city is $62,500. This is 14% lower than the state median of $72,639. Compared to the national median of $78,538, household income here is 20% lower. The poverty rate stands at 3.7%. This is 68% lower than the state poverty rate of 11.5%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 0.6%. This is 85% lower than the state rate of 3.9%. The median home value is $123,400. Housing costs are 39% lower than the state median of $203,400. With a home-value-to-income ratio of just 2.0x, Grinnell city is one of the most affordable housing markets in the area. 93.5% of occupied housing units are owner-occupied. This homeownership rate is 40% higher than the state average of 66.9%.

Race & Ethnicity

Grinnell city has a predominantly White (non-Hispanic) population, comprising 96.0% of all residents. Asian residents account for 0.8%. The Hispanic or Latino population (0.3%) is well below the state average of 13.3%. The Asian population (0.8%) is well below the state average of 2.9%.

Education

18.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 48% lower than the state rate of 35.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.3%.

Data Sources & Methodology

All demographic data for Grinnell city, Kansas is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Kansas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 726 Census-designated places in Kansas. For official data, visit data.census.gov.