Garrison, IA demographics:
population, income, and more
Garrison population
How many people live in Garrison
Garrison is home to 286 residents, according to the most recent Census data. Gender-wise, 52.1% of Garrison locals are male, and 47.9% are female.
Age demographics
The median age in Garrison is 41, with the population distributed as follows: about 21% are children under 15, then 7.3% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.5% of the population, while another 25.2% fall into the 45 to 64 bracket. Finally, around 22% are 65 or older.
Racial makeup
In Garrison, 99% of the population are US-born citizens, while 0.7% have gained naturalized citizenship. At the same time, 0.4% of residents are non-citizens. There’s also a share of 5.2% that includes residents with two or more races.
Households in Garrison
A peek inside Garrison households
Garrison has 117 households, with an average of 2 members in each. Of these, 69.2% are families, while the remaining 30.8% are made up of individuals living alone or with non-relatives, such as roommates.
Households stats
Housing in Garrison
The housing landscape of Garrison
Garrison's housing consists of 125 units, with 90.4% 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 1.6% of the housing landscape.
The age of buildings in Garrison
In Garrison, the median construction year is 1938. About 68.8% of homes were built before the 1940s, with another 6.4% going up by 1949. Most development happened in the second half of the 20th century.
Garrison occupancy rates
Out of the 117 occupied housing units in Garrison, 76.9% are owner-occupied, while 23.1% are lived in by tenants. Meanwhile, 6.4% of all homes on the local market sit vacant.
Garrison housing costs
Housing costs in Garrison come to a median of $814 per month, while tenants specifically pay a median gross rent of $775.
Education in Garrison
Garrison education at a glance
About 60.7% of the population in Garrison went to high school, while 18.3% pursued college studies. Another 12.8% earned an associate degree and 6.4% hold a bachelor’s. Meanwhile, 0.9% went even further, earning a master’s or doctorate.
Income in Garrison
How much people earn in Garrison
The average annual household income in Garrison was $69,390 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +4.4% change from the previous year. At the same time, the median income stood at $60,313, reflecting a +5.7% shift over the same period.
Garrison income by age
In Garrison, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $87,500. Those with someone between 45 and 64 in charge, often well established professionally, earn $68,125 overall. Overall, 79.8% of the locals in this community live above the poverty line.
Average renter income in Garrison
To get a better sense of what renters earn on average in Garrison, their median household income was $20,625 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 45.1%, shows what portion of their earnings goes toward housing expenses.
Employment in Garrison
Workforce and job types in Garrison
The job market in Garrison is powered by 134 working residents, spread across a range of industries and roles. 59% of the working population are employed in professional or administrative positions, while 41% are in hands-on or service-based jobs. Also, 7.5% run their own businesses, 83.6% are employed by private companies, and 7.5% work in the public sector.
Workforce demographics
Available workforce
The unemployment rate in Garrison stands at 7.6%, representing the share of the workforce currently without a job and actively looking for one.
Transportation in Garrison
How people get around in Garrison
Commuting methods vary: 93.1% of residents travel by personal vehicle and 1.5% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.
What is the median and average household income in Garrison by zipcode?
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FAQs about Garrison demographics
What is the total population of Garrison?
What is the gender ratio in Garrison?
- 52.1% males (149 residents)
- 47.9% females (137 residents)
What is the median age in Garrison?
What is the age distribution of the population in Garrison?
- Under 15: 21% (60 residents)
- Ages 15-24: 7.3% (21 residents)
- Ages 25-44: 24.5% (70 residents)
- Ages 45-64: 25.2% (72 residents)
- Over 65: 22% (63 residents)
What is the racial and ethnic makeup of Garrison?
- White: 94.4% (270 residents)
- Black or African American: 0.4% (1 residents)
- American Indian and Alaska Native: 0% (0 residents)
- Asian: 0% (0 residents)
- Native Hawaiian and Other Pacific Islander: 0% (0 residents)
- Two or More Races: 5.2% (15 residents)
- Other: 0% (0 residents)
What percentage of the population in Garrison are U.S.-born citizens?
How many housing units are there in Garrison?
How many households are in Garrison and what is the average household size?
What is the median household income in Garrison?
What is the employment rate and job market overview for Garrison?
Job types:
- White-collar workers: 59% (79 residents)
- Blue-collar workers: 41% (55 residents)
Places of employment:
- Self-employed: 7.5% (10 residents)
- Private companies: 83.6% (112 residents)
- Governmental workers: 7.5% (10 residents)
- Not-for-profit companies: 1.5% (2 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.