Ipswich, SD demographics:
population, income, and more

Total population
1,048
-6.9% year-over-year change
Median household income
$74,167/yr
-6.3% year-over-year change
Housing units
455
3.2% year-over-year change

Ipswich population

How many people live in Ipswich

Ipswich is home to 1,048 residents, according to the most recent Census data. Gender-wise, 51.4% of Ipswich locals are male, and 48.6% are female.

Total population
1,048
-6.9% year-over-year change
Gender ratio
Male
51.4%
539
Female
48.6%
509
Value Percent YoY change
Male 539 51.4% 2.3%
Female 509 48.6% -15.0%
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 Ipswich is 35, with the population distributed as follows: about 19.6% are children under 15, then 9.9% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.2% of the population, while another 22.4% fall into the 45 to 64 bracket. Finally, around 22% are 65 or older.

Median age
34.9
Age breakdown
Under 15
19.6%
15 to 24
9.9%
25 to 44
26.2%
45 to 64
22.4%
Over 65
22%
Value Percent YoY change
Under 15 205 19.6% -16.7%
15 to 24 104 9.9% 0.0%
25 to 44 274 26.2% -2.5%
45 to 64 235 22.4% -5.2%
Over 65 230 22% -6.9%
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 Ipswich, 98.3% of the population are US-born citizens, while 0.4% have gained naturalized citizenship. At the same time, 1.3% of residents are non-citizens. As for race, 94.4% of locals are Caucasian, 0.2% are African American and 1.2% have Asian roots. There’s also a share of 4% that includes residents with two or more races.

Citizenship
U.S.-born citizens
98.3%
Non-U.S.-born citizens
0.4%
Non-citizens
1.3%
Value Percent YoY change
U.S.-born citizens 1,030 98.3% -7.5%
Non-U.S.-born citizens 4 0.4% -50.0%
Non-citizens 14 1.3% 250.0%
Racial breakdown
White
94.4%
Black or African American
0.2%
American Indian and Alaska Native
0.3%
Asian
1.2%
Native Hawaiian and other Pacific Islander
0%
Two or more races
4%
Other
0%
Value Percent
White 989 94.4%
Black or African American 2 0.2%
American Indian and Alaska Native 3 0.3%
Asian 12 1.2%
Two or more races 42 4%

Households in Ipswich

A peek inside Ipswich households

Ipswich has 402 households, with an average of 2 members in each. Of these, 70.4% are families, while the remaining 29.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
402
1.8% year-over-year change
Average people per household
2
Non-family households
119
Family households
283
Value Percent YoY change
Non-family households 119 29.6% 19.0%
Family households 283 70.4% -4.1%
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 Ipswich

The housing landscape of Ipswich

Ipswich's housing consists of 455 units, with 90.6% 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 3.7% of the housing landscape.

Housing units
455
3.2% year-over-year change
Housing types
Value Percent
1 unit, detached 412 90.6%
3 or 4 units 19 4.2%
5 to 9 units 7 1.5%
Mobile home 17 3.7%
Homes built since 2020
0
% year-over-year change

The age of buildings in Ipswich

In Ipswich, the median construction year is 1957. About 24.6% of homes were built before the 1940s, with another 15% 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 112 24.6% 12.0%
Built between 1940 and 1949 68 15% 25.9%
Built between 1950 and 1959 71 15.6% 7.6%
Built between 1960 and 1969 28 6.2% -12.5%
Built between 1970 and 1979 101 22.2% -17.9%
Built between 1980 and 1989 31 6.8% 14.8%
Built between 1990 and 1999 31 6.8% 19.2%
Built between 2000 and 2009 11 2.4% 10.0%
Built between 2010 and 2019 2 0.4% -33.3%
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.

Ipswich occupancy rates

Out of the 402 occupied housing units in Ipswich, 69.6% are owner-occupied, while 30.4% are lived in by tenants. Meanwhile, 11.6% of all homes on the local market sit vacant.

Occupied housing units
402
1.8% year-over-year change
Occupancy breakdown
Renter occupied
122
Owner occupied
280
Value Percent YoY
change
Renter occupied 122 30.4% 11.9%
Owner occupied 280 69.6% -2.1%
Unoccupied housing units
11.6%
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.

Ipswich housing costs

Housing costs in Ipswich come to a median of $1,042 per month, while tenants specifically pay a median gross rent of $1,053.

Median housing costs per month
$1,042/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 Ipswich
$1,053/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 Ipswich

Ipswich education at a glance

About 34.6% of the population in Ipswich went to high school, while 29.5% pursued college studies. Another 15.1% earned an associate degree and 11.5% hold a bachelor’s. Meanwhile, 7.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 16 2% 23.1%
High school diploma 280 34.6% -3.1%
College diploma 239 29.5% -1.6%
Associate degree 122 15.1% -3.2%
Bachelor's degree 93 11.5% -21.2%
Graduate degree 60 7.4% 27.7%
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 Ipswich

How much people earn in Ipswich

The average annual household income in Ipswich was $80,467 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -10.1% change from the previous year. At the same time, the median income stood at $74,167, reflecting a -6.3% shift over the same period.

Average household income in Ipswich
$80,467/year
-10.1% year-over-year change
Median household income in Ipswich
$74,167/year
-6.3% year-over-year change

Ipswich income by age

In Ipswich, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $95,833. Those with someone between 45 and 64 in charge, often well established professionally, earn $63,750 overall. Overall, 93.4% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $95,833 2.8%
45 - 64 $63,750 -12.4%
Over 65 $69,286 -5.6%
Above poverty level
892
Below poverty level
63
Value Percent YoY
change
Above poverty level 892 93.4% -10.3%
Below poverty level 63 6.6% 80.0%

Employment in Ipswich

Workforce and job types in Ipswich

The job market in Ipswich is powered by 545 working residents, spread across a range of industries and roles. 75.4% of the working population are employed in professional or administrative positions, while 24.6% are in hands-on or service-based jobs. Also, 28.1% run their own businesses, 47.2% are employed by private companies, and 19.6% work in the public sector.

Workforce demographics

Working population
545
-4.2% year-over-year change
White collar
411
Blue collar
134
Value Percent YoY change
White collar 411 75.4% -5.7%
Blue collar 134 24.6% 0.8%
Employer type
Self employees
28.1%
Private companies
47.2%
Governmental workers
19.6%
Not for profit companies
5.1%
Value Percent YoY change
Self employees 153 28.1% -3.2%
Private companies 257 47.2% -7.5%
Governmental workers 107 19.6% 7.0%
Not for profit companies 28 5.1% -15.2%

Transportation in Ipswich

How people get around in Ipswich

Commuting methods vary: 74% of residents travel by personal vehicle and 9.4% 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 376 74% -11.9%
Walk 48 9.4% -17.2%
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 Ipswich by zipcode?

Zipcode Population Number of households Median income Average income
57451 2,485 940 $86,000 $119,566

Explore more communities

FAQs about Ipswich demographics 

What is the total population of Ipswich?

Ipswich has a total population of 1,048 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 -6.9% compared to a year ago.

What is the gender ratio in Ipswich?

The gender ratio in Ipswich is as follows:
  • 51.4% males (539 residents)
  • 48.6% females (509 residents)

What is the median age in Ipswich?

The median age in Ipswich is 34.9.

What is the age distribution of the population in Ipswich?

The age distribution in Ipswich is as follows:
  • Under 15: 19.6% (205 residents)
  • Ages 15-24: 9.9% (104 residents)
  • Ages 25-44: 26.2% (274 residents)
  • Ages 45-64: 22.4% (235 residents)
  • Over 65: 22% (230 residents)

What is the racial and ethnic makeup of Ipswich?

The racial and ethnic makeup of Ipswich is as follows:
  • White: 94.4% (989 residents)
  • Black or African American: 0.2% (2 residents)
  • American Indian and Alaska Native: 0.3% (3 residents)
  • Asian: 1.2% (12 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 4% (42 residents)
  • Other: 0% (0 residents)

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

U.S.-born citizens represent 98.3% of the population in Ipswich.

How many housing units are there in Ipswich?

There are 455 housing units in Ipswich, reflecting a +3.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Ipswich has a total of 402 households, with an average of 2 people in each.

What is the median household income in Ipswich?

Ipswich has a median household income of $74,167, representing a -6.3% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Ipswich?

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

Job types:
  • White-collar workers: 75.4% (411 residents)
  • Blue-collar workers: 24.6% (134 residents)

Places of employment:
  • Self-employed: 28.1% (153 residents)
  • Private companies: 47.2% (257 residents)
  • Governmental workers: 19.6% (107 residents)
  • Not-for-profit companies: 5.1% (28 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