Williamson, IA demographics:
population, income, and more

Total population
190
-16.7% year-over-year change
Median household income
$45,000/yr
-15.8% year-over-year change
Housing units
103
14.4% year-over-year change

Williamson population

How many people live in Williamson

Williamson is home to 190 residents, according to the most recent Census data. Gender-wise, 57.4% of Williamson locals are male, and 42.6% are female.

Total population
190
-16.7% year-over-year change
Gender ratio
Male
57.4%
109
Female
42.6%
81
Value Percent YoY change
Male 109 57.4% -18.7%
Female 81 42.6% -13.8%
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 Williamson is 44, with the population distributed as follows: about 22.1% are children under 15, then 7.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.6% of the population, while another 27.9% fall into the 45 to 64 bracket. Finally, around 20% are 65 or older.

Median age
43.8
Age breakdown
Under 15
22.1%
15 to 24
7.4%
25 to 44
22.6%
45 to 64
27.9%
Over 65
20%
Value Percent YoY change
Under 15 42 22.1% -33.3%
15 to 24 14 7.4% -33.3%
25 to 44 43 22.6% -36.8%
45 to 64 53 27.9% 39.5%
Over 65 38 20% 0.0%
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 Williamson, 90% of the population are US-born citizens, while 0.5% have gained naturalized citizenship. At the same time, 9.5% of residents are non-citizens. There’s also a share of 4.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
90%
Non-U.S.-born citizens
0.5%
Non-citizens
9.5%
Value Percent YoY change
U.S.-born citizens 171 90% -13.6%
Non-U.S.-born citizens 1 0.5% 0.0%
Non-citizens 18 9.5% -37.9%
Racial breakdown
White
93.2%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0.5%
Native Hawaiian and other Pacific Islander
0%
Two or more races
4.7%
Other
1.6%
Value Percent
White 177 93.2%
Asian 1 0.5%
Two or more races 9 4.7%
Other 3 1.6%

Households in Williamson

A peek inside Williamson households

Williamson has 78 households, with an average of 2 members in each. Of these, 73.1% are families, while the remaining 26.9% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
78
-1.3% year-over-year change
Average people per household
2
Non-family households
21
Family households
57
Value Percent YoY change
Non-family households 21 26.9% 23.5%
Family households 57 73.1% -8.1%
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 Williamson

The housing landscape of Williamson

Williamson's housing consists of 103 units, with 85.4% 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 13.6% of the housing landscape.

Housing units
103
14.4% year-over-year change
Housing types
Value Percent
1 unit, detached 88 85.4%
2 units 1 1%
Mobile home 14 13.6%
Homes built since 2020
0
% year-over-year change

The age of buildings in Williamson

In Williamson, the median construction year is 1938. 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 76 73.8% 31.0%
Built between 1950 and 1959 1 1% -66.7%
Built between 1960 and 1969 1 1% 0.0%
Built between 1970 and 1979 12 11.6% 9.1%
Built between 1980 and 1989 6 5.8% 0.0%
Built between 2010 and 2019 7 6.8% -22.2%
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.

Williamson occupancy rates

Out of the 78 occupied housing units in Williamson, 78.2% are owner-occupied, while 21.8% are lived in by tenants. Meanwhile, 24.3% of all homes on the local market sit vacant.

Occupied housing units
78
-1.3% year-over-year change
Occupancy breakdown
Renter occupied
17
Owner occupied
61
Value Percent YoY
change
Renter occupied 17 21.8% 88.9%
Owner occupied 61 78.2% -12.9%
Unoccupied housing units
24.3%
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.

Williamson housing costs

Housing costs in Williamson come to a median of $398 per month, while tenants specifically pay a median gross rent of $631.

Median housing costs per month
$398/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 Williamson
$631/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 Williamson

Williamson education at a glance

About 46.4% of the population in Williamson went to high school, while 36.2% pursued college studies.

Education level
Value Percent YoY change
No high school 10 7.2% -16.7%
High school diploma 64 46.4% -24.7%
College diploma 50 36.2% 51.5%
Associate degree 14 10.1% -30.0%
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 Williamson

How much people earn in Williamson

The average annual household income in Williamson was $47,803 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -19.2% change from the previous year. At the same time, the median income stood at $45,000, reflecting a -15.8% shift over the same period.

Average household income in Williamson
$47,803/year
-19.2% year-over-year change
Median household income in Williamson
$45,000/year
-15.8% year-over-year change

Williamson income by age

Those with someone between 45 and 64 in charge, often well established professionally, earn $55,455 overall. Overall, 64.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
45 - 64 $55,455 3.8%
Above poverty level
122
Below poverty level
68
Value Percent YoY
change
Above poverty level 122 64.2% -26.9%
Below poverty level 68 35.8% 11.5%

Employment in Williamson

Workforce and job types in Williamson

The job market in Williamson is powered by 65 working residents, spread across a range of industries and roles. 52.3% of the working population are employed in professional or administrative positions, while 47.7% are in hands-on or service-based jobs. Also, 13.8% run their own businesses, 63.1% are employed by private companies, and 9.2% work in the public sector.

Workforce demographics

Working population
65
-15.6% year-over-year change
White collar
34
Blue collar
31
Value Percent YoY change
White collar 34 52.3% 6.2%
Blue collar 31 47.7% -31.1%
Employer type
Self employees
13.8%
Private companies
63.1%
Governmental workers
9.2%
Not for profit companies
13.8%
Value Percent YoY change
Self employees 9 13.8% 0.0%
Private companies 41 63.1% -32.8%
Governmental workers 6 9.2% 0.0%
Not for profit companies 9 13.8% 800.0%
Unemployment rate
8.4%
0.0% year-over-year change

Available workforce

The unemployment rate in Williamson stands at 8.4%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Williamson

How people get around in Williamson

In Williamson, the average commute time is 35 minutes.

Commute time
35 min
8.8% year-over-year change
Means of transportation
Value Percent YoY change
Car 65 100% -15.6%
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 Williamson by zipcode?

Zipcode Population Number of households Median income Average income
50272 190 78 $45,000 $47,803

Explore more communities

FAQs about Williamson demographics 

What is the total population of Williamson?

Williamson has a total population of 190 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 -16.7% compared to a year ago.

What is the gender ratio in Williamson?

The gender ratio in Williamson is as follows:
  • 57.4% males (109 residents)
  • 42.6% females (81 residents)

What is the median age in Williamson?

The median age in Williamson is 43.8.

What is the age distribution of the population in Williamson?

The age distribution in Williamson is as follows:
  • Under 15: 22.1% (42 residents)
  • Ages 15-24: 7.4% (14 residents)
  • Ages 25-44: 22.6% (43 residents)
  • Ages 45-64: 27.9% (53 residents)
  • Over 65: 20% (38 residents)

What is the racial and ethnic makeup of Williamson?

The racial and ethnic makeup of Williamson is as follows:
  • White: 93.2% (177 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0.5% (1 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 4.7% (9 residents)
  • Other: 1.6% (3 residents)

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

U.S.-born citizens represent 90% of the population in Williamson.

How many housing units are there in Williamson?

There are 103 housing units in Williamson, reflecting a +14.4% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Williamson has a total of 78 households, with an average of 2 people in each.

What is the median household income in Williamson?

Williamson has a median household income of $45,000, representing a -15.8% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Williamson?

The employment rate is 91.6% in Williamson, with a workforce of 65 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 52.3% (34 residents)
  • Blue-collar workers: 47.7% (31 residents)

Places of employment:
  • Self-employed: 13.8% (9 residents)
  • Private companies: 63.1% (41 residents)
  • Governmental workers: 9.2% (6 residents)
  • Not-for-profit companies: 13.8% (9 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