Grinnell, KS demographics:
population, income, and more

Total population
342
-9.0% year-over-year change
Median household income
$67,500/yr
8.0% year-over-year change
Housing units
145
-7.6% year-over-year change

Grinnell population

How many people live in Grinnell

Grinnell is home to 342 residents, according to the most recent Census data. Gender-wise, 49.1% of Grinnell locals are male, and 50.9% are female.

Total population
342
-9.0% year-over-year change
Gender ratio
Male
49.1%
168
Female
50.9%
174
Value Percent YoY change
Male 168 49.1% -13.4%
Female 174 50.9% -4.4%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Grinnell is 41, with the population distributed as follows: about 21.9% are children under 15, then 12.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.6% of the population, while another 12.9% fall into the 45 to 64 bracket. Finally, around 28.1% are 65 or older.

Median age
41.3
Age breakdown
Under 15
21.9%
15 to 24
12.6%
25 to 44
24.6%
45 to 64
12.9%
Over 65
28.1%
Value Percent YoY change
Under 15 75 21.9% -15.7%
15 to 24 43 12.6% -4.4%
25 to 44 84 24.6% 12.0%
45 to 64 44 12.9% -24.1%
Over 65 96 28.1% -11.9%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Grinnell, 92.1% of the population are US-born citizens, while 7.9% have gained naturalized citizenship. There’s also a share of 7.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
92.1%
Non-U.S.-born citizens
7.9%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 315 92.1% -13.9%
Non-U.S.-born citizens 27 7.9% 170.0%
Racial breakdown
White
85.7%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
6.7%
Native Hawaiian and other Pacific Islander
0%
Two or more races
7.6%
Other
0%
Value Percent
White 293 85.7%
Asian 23 6.7%
Two or more races 26 7.6%

Households in Grinnell

A peek inside Grinnell households

Grinnell has 122 households, with an average of 3 members in each. Of these, 63.9% are families, while the remaining 36.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
122
-11.6% year-over-year change
Average people per household
3
Non-family households
44
Family households
78
Value Percent YoY change
Non-family households 44 36.1% -4.3%
Family households 78 63.9% -15.2%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Grinnell

The housing landscape of Grinnell

Grinnell's housing consists of 145 units, with 97.2% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 2.8% of the housing landscape.

Housing units
145
-7.6% year-over-year change
Housing types
Value Percent
1 unit, detached 141 97.2%
Mobile home 4 2.8%
Homes built since 2020
0
% year-over-year change

The age of buildings in Grinnell

In Grinnell, the median construction year is 1959. About 22.8% of homes were built before the 1940s, with another 11% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 33 22.8% 26.9%
Built between 1940 and 1949 16 11% 45.5%
Built between 1950 and 1959 26 17.9% -10.3%
Built between 1960 and 1969 13 9% -40.9%
Built between 1970 and 1979 28 19.3% -17.6%
Built between 1980 and 1989 27 18.6% 28.6%
Built between 1990 and 1999 1 0.7% -85.7%
Built between 2000 and 2009 1 0.7% -83.3%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Grinnell occupancy rates

Out of the 122 occupied housing units in Grinnell, 93.4% are owner-occupied, while 6.6% are lived in by tenants. Meanwhile, 15.9% of all homes on the local market sit vacant.

Occupied housing units
122
-11.6% year-over-year change
Occupancy breakdown
Renter occupied
8
Owner occupied
114
Value Percent YoY
change
Renter occupied 8 6.6% -11.1%
Owner occupied 114 93.4% -11.6%
Unoccupied housing units
15.9%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Grinnell housing costs

Housing costs in Grinnell come to a median of $679 per month, while tenants specifically pay a median gross rent of $535.

Median housing costs per month
$679/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Grinnell
$535/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Grinnell

Grinnell education at a glance

About 33.2% of the population in Grinnell went to high school, while 25.5% pursued college studies. Another 17.4% earned an associate degree and 21% hold a bachelor’s. Meanwhile, 1.2% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 4 1.6% -42.9%
High school diploma 82 33.2% 5.1%
College diploma 63 25.5% -22.2%
Associate degree 43 17.4% -14.0%
Bachelor's degree 52 21% 26.8%
Graduate degree 3 1.2% 0.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Grinnell

How much people earn in Grinnell

The average annual household income in Grinnell was $86,275 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +4.1% change from the previous year. At the same time, the median income stood at $67,500, reflecting a +8% shift over the same period.

Average household income in Grinnell
$86,275/year
4.1% year-over-year change
Median household income in Grinnell
$67,500/year
8.0% year-over-year change

Grinnell income by age

Those with someone between 45 and 64 in charge, often well established professionally, earn $113,333 overall. Overall, 97% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
45 - 64 $113,333 1.5%
Over 65 $37,500 -12.0%
Above poverty level
326
Below poverty level
10
Value Percent YoY
change
Above poverty level 326 97% -8.4%
Below poverty level 10 3% -23.1%

Average renter income in Grinnell

To get a better sense of what renters earn on average in Grinnell, their median household income was $53,125 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 12.1%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$53,125
Rent-to-income ratio
12.1%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Grinnell

Workforce and job types in Grinnell

The job market in Grinnell is powered by 176 working residents, spread across a range of industries and roles. 77.3% of the working population are employed in professional or administrative positions, while 22.7% are in hands-on or service-based jobs. Also, 16.5% run their own businesses, 51.7% are employed by private companies, and 11.4% work in the public sector.

Workforce demographics

Working population
176
1.7% year-over-year change
White collar
136
Blue collar
40
Value Percent YoY change
White collar 136 77.3% 20.4%
Blue collar 40 22.7% -33.3%
Employer type
Self employees
16.5%
Private companies
51.7%
Governmental workers
11.4%
Not for profit companies
20.4%
Value Percent YoY change
Self employees 29 16.5% 3.6%
Private companies 91 51.7% -8.1%
Governmental workers 20 11.4% -25.9%
Not for profit companies 36 20.4% 89.5%

Transportation in Grinnell

How people get around in Grinnell

Commuting methods vary: 89.7% of residents travel by personal vehicle and 2.9% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 157 89.7% 8.3%
Walk 5 2.9% -44.4%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Grinnell by zipcode?

Zipcode Population Number of households Median income Average income
67738 574 199 $71,625 $92,309

Explore more communities

FAQs about Grinnell demographics 

What is the total population of Grinnell?

Grinnell has a total population of 342 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -9.0% compared to a year ago.

What is the gender ratio in Grinnell?

The gender ratio in Grinnell is as follows:
  • 49.1% males (168 residents)
  • 50.9% females (174 residents)

What is the median age in Grinnell?

The median age in Grinnell is 41.3.

What is the age distribution of the population in Grinnell?

The age distribution in Grinnell is as follows:
  • Under 15: 21.9% (75 residents)
  • Ages 15-24: 12.6% (43 residents)
  • Ages 25-44: 24.6% (84 residents)
  • Ages 45-64: 12.9% (44 residents)
  • Over 65: 28.1% (96 residents)

What is the racial and ethnic makeup of Grinnell?

The racial and ethnic makeup of Grinnell is as follows:
  • White: 85.7% (293 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 6.7% (23 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 7.6% (26 residents)
  • Other: 0% (0 residents)

What percentage of the population in Grinnell are U.S.-born citizens?

U.S.-born citizens represent 92.1% of the population in Grinnell.

How many housing units are there in Grinnell?

There are 145 housing units in Grinnell, reflecting a -7.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Grinnell and what is the average household size?

Grinnell has a total of 122 households, with an average of 3 people in each.

What is the median household income in Grinnell?

Grinnell has a median household income of $67,500, representing a +8.0% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Grinnell?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 77.3% (136 residents)
  • Blue-collar workers: 22.7% (40 residents)

Places of employment:
  • Self-employed: 16.5% (29 residents)
  • Private companies: 51.7% (91 residents)
  • Governmental workers: 11.4% (20 residents)
  • Not-for-profit companies: 20.4% (36 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025