Shannon County, SD demographics:
population, income, and more

Total population
16,024
0.3% year-over-year change
Median household income
$58,546/yr
57.8% year-over-year change
Housing units
4,806
3.9% year-over-year change

Shannon County population

How many people live in Shannon County

Shannon County is home to 16,024 residents, according to the most recent Census data. Gender-wise, 48.8% of Shannon County locals are male, and 51.2% are female.

Total population
16,024
0.3% year-over-year change
Gender ratio
Male
48.8%
7,819
Female
51.2%
8,205
Value Percent YoY change
Male 7,819 48.8% -1.6%
Female 8,205 51.2% 2.3%
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 Shannon County is 29, with the population distributed as follows: about 27.3% are children under 15, then 15.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 25.8% of the population, while another 21.7% fall into the 45 to 64 bracket. Finally, around 9.5% are 65 or older.

Median age
29.2
Age breakdown
Under 15
27.3%
15 to 24
15.7%
25 to 44
25.8%
45 to 64
21.7%
Over 65
9.5%
Value Percent YoY change
Under 15 4,378 27.3% -3.6%
15 to 24 2,519 15.7% -4.0%
25 to 44 4,126 25.8% 2.9%
45 to 64 3,476 21.7% 3.7%
Over 65 1,525 9.5% 5.8%
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 Shannon County, 99.2% of the population are US-born citizens, while 0.8% have gained naturalized citizenship. There’s also a share of 1.5% that includes residents with two or more races.

Citizenship
U.S.-born citizens
99.2%
Non-U.S.-born citizens
0.8%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 15,898 99.2% 0.1%
Non-U.S.-born citizens 124 0.8% 45.9%
Non-citizens 2 0% 0.0%
Racial breakdown
White
19.9%
Black or African American
0.1%
American Indian and Alaska Native
78.1%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
1.5%
Other
0.4%
Value Percent
White 3,186 19.9%
Black or African American 9 0.1%
American Indian and Alaska Native 12,511 78.1%
Asian 5 0%
Two or more races 245 1.5%
Other 68 0.4%

Households in Shannon County

A peek inside Shannon County households

Shannon County has 4,086 households, with an average of 4 members in each. Of these, 79.9% are families, while the remaining 20.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
4,086
10.0% year-over-year change
Average people per household
4
Non-family households
821
Family households
3,265
Value Percent YoY change
Non-family households 821 20.1% 21.8%
Family households 3,265 79.9% 7.4%
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 Shannon County

The housing landscape of Shannon County

Shannon County's housing consists of 4,806 units, with 72% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.6% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 25.7% of the housing landscape.

Housing units
4,806
3.9% year-over-year change
Housing types
Value Percent
1 unit, detached 3,461 72%
1 unit, attached 29 0.6%
2 units 18 0.4%
3 or 4 units 7 0.2%
5 to 9 units 42 0.9%
10 to 19 units 12 0.2%
Mobile home 1,237 25.7%
Homes built since 2020
6
200.0% year-over-year change

The age of buildings in Shannon County

In Shannon County, the median construction year is 1990. About 6.2% of homes were built before the 1940s, with another 3.5% going up by 1949. Most development happened in the second half of the 20th century. Then, 17.7% of homes were added from 2000 to 2009, 8.6% between 2010 and 2019, and 0.1% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 299 6.2% -2.9%
Built between 1940 and 1949 167 3.5% 62.1%
Built between 1950 and 1959 126 2.6% -9.3%
Built between 1960 and 1969 337 7% -1.2%
Built between 1970 and 1979 1,001 20.8% 8.2%
Built between 1980 and 1989 513 10.7% -11.7%
Built between 1990 and 1999 1,096 22.8% 18.2%
Built between 2000 and 2009 849 17.7% -6.7%
Built between 2010 and 2019 412 8.6% 6.2%
Built in 2020 or later 6 0.1% 200.0%
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.

Shannon County occupancy rates

Out of the 4,086 occupied housing units in Shannon County, 62.6% are owner-occupied, while 37.4% are lived in by tenants. Meanwhile, 15% of all homes on the local market sit vacant.

Occupied housing units
4,086
10.0% year-over-year change
Occupancy breakdown
Renter occupied
1,527
Owner occupied
2,559
Value Percent YoY
change
Renter occupied 1,527 37.4% 9.9%
Owner occupied 2,559 62.6% 10.1%
Unoccupied housing units
15.0%
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.

Shannon County housing costs

Housing costs in Shannon County come to a median of $547 per month, while tenants specifically pay a median gross rent of $624.

Median housing costs per month
$547/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 Shannon County
$624/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 Shannon County

Shannon County education at a glance

About 51.4% of the population in Shannon County went to high school, while 22.8% pursued college studies. Another 5.6% earned an associate degree and 10.3% hold a bachelor’s. Meanwhile, 5.2% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 497 4.6% 125.9%
High school diploma 5,545 51.4% -1.8%
College diploma 2,461 22.8% -3.2%
Associate degree 607 5.6% -11.9%
Bachelor's degree 1,114 10.3% 19.3%
Graduate degree 561 5.2% 10.2%
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 Shannon County

How much people earn in Shannon County

The average annual household income in Shannon County was $56,827 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -0.3% change from the previous year. At the same time, the median income stood at $58,546, reflecting a +57.8% shift over the same period.

Average household income in Shannon County
$56,827/year
-0.3% year-over-year change
Median household income in Shannon County
$58,546/year
57.8% year-over-year change

Shannon County income by age

In Shannon County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $54,473. Those with someone between 45 and 64 in charge, often well established professionally, earn $85,905 overall. Overall, 50.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $54,473 26.5%
45 - 64 $85,905 -2.7%
Over 65 $26,642 9.5%
Above poverty level
7,823
Below poverty level
7,579
Value Percent YoY
change
Above poverty level 7,823 50.8% -5.2%
Below poverty level 7,579 49.2% 5.6%

Employment in Shannon County

Workforce and job types in Shannon County

79.6% of the working population are employed in professional or administrative positions, while 20.4% are in hands-on or service-based jobs. Also, 13.6% run their own businesses, 28.1% are employed by private companies, and 49.9% work in the public sector.

Workforce demographics

White collar
3,267
Blue collar
838
Value Percent YoY change
White collar 3,267 79.6% -3.7%
Blue collar 838 20.4% -15.5%
Employer type
Self employees
13.6%
Private companies
28.1%
Governmental workers
49.9%
Not for profit companies
8.4%
Value Percent YoY change
Self employees 557 13.6% 47.8%
Private companies 1,154 28.1% -19.8%
Governmental workers 2,048 49.9% -9.3%
Not for profit companies 346 8.4% 11.2%

Transportation in Shannon County

How people get around in Shannon County

In Shannon County, the average commute time is 44 minutes. Commuting methods vary: 94.8% of residents travel by personal vehicle and 4.5% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
44 min
Means of transportation
Value Percent YoY change
Car 3,610 94.8% 0.2%
Bicycle 28 0.7% N/A
Walk 172 4.5% -3.4%
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 Shannon County by zipcode?

Zipcode Population Number of households Median income Average income
57716 201 84 $0 $63,421
57722 177 104 $59,306 $63,648
57744 2,421 1,052 $106,250 $122,101
57752 1,553 397 $82,604 $61,464
57756 1,089 303 $0 $21,292
57764 1,416 376 $21,545 $49,372
57770 5,483 1,163 $52,250 $72,553
57772 2,493 412 $57,785 $39,165
57794 1,191 195 $0 $18,424

Explore more communities

FAQs about Shannon County demographics 

What is the total population of Shannon County?

Shannon County has a total population of 16,024 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 +0.3% compared to a year ago.

What is the gender ratio in Shannon County?

The gender ratio in Shannon County is as follows:
  • 48.8% males (7,819 residents)
  • 51.2% females (8,205 residents)

What is the median age in Shannon County?

The median age in Shannon County is 29.2.

What is the age distribution of the population in Shannon County?

The age distribution in Shannon County is as follows:
  • Under 15: 27.3% (4,378 residents)
  • Ages 15-24: 15.7% (2,519 residents)
  • Ages 25-44: 25.8% (4,126 residents)
  • Ages 45-64: 21.7% (3,476 residents)
  • Over 65: 9.5% (1,525 residents)

What is the racial and ethnic makeup of Shannon County?

The racial and ethnic makeup of Shannon County is as follows:
  • White: 19.9% (3,186 residents)
  • Black or African American: 0.1% (9 residents)
  • American Indian and Alaska Native: 78.1% (12,511 residents)
  • Asian: 0% (5 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 1.5% (245 residents)
  • Other: 0.4% (68 residents)

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

U.S.-born citizens represent 99.2% of the population in Shannon County.

How many housing units are there in Shannon County?

There are 4,806 housing units in Shannon County, reflecting a +3.9% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Shannon County has a total of 4,086 households, with an average of 4 people in each.

What is the median household income in Shannon County?

Shannon County has a median household income of $58,546, representing a +57.8% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Shannon County?

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

Job types:
  • White-collar workers: 79.6% (3,267 residents)
  • Blue-collar workers: 20.4% (838 residents)

Places of employment:
  • Self-employed: 13.6% (557 residents)
  • Private companies: 28.1% (1,154 residents)
  • Governmental workers: 49.9% (2,048 residents)
  • Not-for-profit companies: 8.4% (346 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