Grinnell is a city located in Poweshiek County Iowa. Grinnell has a 2024 population of 9,451. Grinnell is currently declining at a rate of -0.23% annually and its population has decreased by -0.91% since the most recent census, which recorded a population of 9,538 in 2020.
The average household income in Grinnell is $89,907 with a poverty rate of 10.94%. The median age in Grinnell is 37.9 years: 35.3 years for males, and 38.7 years for females.
According to the most recent ACS, the racial composition of Grinnell was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,375 | 87.91% |
| Two or more races | 440 | 4.62% |
| Asian | 375 | 3.94% |
| Black or African American | 220 | 2.31% |
| Other race | 117 | 1.23% |
| Native American | 0 | 0% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
White
Two or more races
Asian
Black or African American
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 3,741 | 2.14 | 65.1 | 34.9 |
| Non Family | 1,824 | 1.09 | 44.3 | 55.7 |
| Married | 1,619 | 3.1 | 85.6 | 14.4 |
| Female | 182 | 3.16 | 73.1 | 26.9 |
| Male | 116 | 3.75 | 94.8 | 5.2 |
3.06
Average Family Size
2.14
Average Household Size
65.1%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 108 | 1.87% |
| Associates Degree | 468 | 8.09% |
| Bachelors Degree | 1,264 | 21.84% |
| Graduate Degree | 1,114 | 19.25% |
| High School Graduate | 1,605 | 27.73% |
| Less Than 9th Grade | 167 | 2.89% |
| Some College | 1,062 | 18.35% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 5,395 | 5,166 | 2,188 |
| 2+ Races | 157 | 111 | 38 |
| Hispanic | 154 | 108 | 60 |
| Black | 85 | 85 | 41 |
| Asian | 79 | 79 | 79 |
| Other Race | 19 | 19 | 2 |
The highest rate of high school graduation is among black people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 100%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $46,976 | $55,250 | $43,500 |
| Graduate Degree | $73,182 | $77,500 | $66,786 |
| High School Graduate | $41,008 | $45,179 | $40,119 |
| Less Than 9th Grade | $36,429 | $50,811 | $0 |
| Overall | $49,941 | $54,109 | $43,058 |
| Some College | $39,397 | $58,233 | $22,072 |
$49,941
Average Earnings
$54,109
Average Male
$43,058
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
92.63% of Grinnell residents speak only English, while 7.37% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 2.6% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 7,360 | 823 | 11.18% |
| Multiple | 332 | 55 | 16.57% |
| Hispanic | 190 | 46 | 24.21% |
10.94%
Overall Poverty Rate
3.91%
Male Poverty Rate
17.28%
Female Poverty Rate
The race most likely to be in poverty in Grinnell is Hispanic, with 24.21% below the poverty level.
The race least likely to be in poverty in Grinnell is White, with 11.18% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 13.5%, and for those that did not work, the poverty rate was 28.18%.
rate
Rate | Poverty |
|---|---|
| Less Than 9th Grade | 25.76% |
| Some College | 25.15% |
| High School | 12% |
| Bachelors or Greater | 2.98% |
rate
Rate | Poverty |
|---|---|
| Female Unemployed | 65.48% |
| Male Unemployed | 28.1% |
| Female Employed | 3.09% |
| Male Employed | 1.26% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $102,527 | $133,515 |
| Households | $64,426 | $89,907 |
| Married Families | $107,098 | $-999,999,999 |
| Non Families | $34,198 | $42,335 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
42.5%
Overall Marriage Rate
44.6%
Male Marriage Rate
40.6%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
528
Number of Veterans
498
Male Veterans
30
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 250 |
| First Gulf War | 91 |
| Second Gulf War | 57 |
| Korea | 35 |
| World War II | 0 |
count
Age Group | Veterans |
|---|---|
| 75+ | 179 |
| 65 to 74 | 150 |
| 55 to 64 | 113 |
| 35 to 54 | 86 |
| 18 to 34 | 0 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 507 | 7.54% |
| 2+ Races | 21 | 6.12% |
| Hispanic | 8 | 2.21% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
10.04%
Veteran Poverty Rate
43.56%
Veteran Disability Rate
LaborForceParticipation
58.8%
Labor Force Participation
55.7%
Employment Rate
5.3%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
55.48%
Born in Grinnell
94.64%
Native Born
5.36%
Foreign Born
4.06%
Non Citizen
1.3%
Naturalized
94.64% of Grinnell residents were born in the United States, with 55.48% having been born in Iowa. 4.06% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Change |
|---|---|---|---|
| 2029 | 9,343 | -21 | -0.22% |
| 2028 | 9,364 | -22 | -0.23% |
| 2027 | 9,386 | -22 | -0.23% |
| 2026 | 9,408 | -21 | -0.22% |
| 2025 | 9,429 | -22 | -0.23% |
| 2024 | 9,451 | -22 | -0.23% |
| 2023 | 9,473 | -48 | -0.5% |
| 2022 | 9,521 | -34 | -0.36% |
| 2021 | 9,555 | 17 | 0.18% |
| 2020 | 9,538 | 406 | 4.45% |
| 2019 | 9,132 | 16 | 0.18% |
| 2018 | 9,116 | 78 | 0.86% |
| 2017 | 9,038 | 67 | 0.75% |
| 2016 | 8,971 | -58 | -0.64% |
| 2015 | 9,029 | -42 | -0.46% |
| 2014 | 9,071 | 15 | 0.17% |
| 2013 | 9,056 | -53 | -0.58% |
| 2012 | 9,109 | -94 | -1.02% |
| 2011 | 9,203 | -18 | -0.2% |
| 2010 | 9,221 | 0 | 0% |
| 2000 | 9,105 | 203 | 2.28% |
| 1990 | 8,902 | 34 | 0.38% |
| 1980 | 8,868 | 466 | 5.55% |
| 1970 | 8,402 | 1,035 | 14.05% |
| 1960 | 7,367 | 539 | 7.89% |
| 1950 | 6,828 | 1,618 | 31.06% |
| 1940 | 5,210 | 261 | 5.27% |
| 1930 | 4,949 | -413 | -7.7% |
| 1920 | 5,362 | 326 | 6.47% |
| 1910 | 5,036 | 1,176 | 30.47% |
| 1900 | 3,860 | 528 | 15.85% |
| 1890 | 3,332 | -6,011 | -64.34% |