Ideal ZIP Code List — Tripp County, SD

There is one unique ZIP code in Ideal, South Dakota and it is 57541. Area code: 605.

ZIP codes

138.09

sq mi land

0.87

sq mi water

605

area code

Ideal, SD ZIP code map

About Ideal, SD

Ideal is a small yet charming community located in the state of South Dakota. Nestled in Tripp County, this town boasts a unique character that reflects the rural beauty of the Northern Plains. With its wide-open skies and welcoming atmosphere, Ideal captures the essence of small-town life in America.

Location & geography

Ideal is situated in the central part of Tripp County, surrounded by the vast landscapes and rolling hills characteristic of South Dakota. Nearby cities include Winner, which is approximately 22 miles to the north, and Gregory, located about 20 miles to the west. The town has a total land area of 138.09 square miles and a water area of 0.87 square miles, providing ample space for outdoor activities.

Community & economy

The community of Ideal is known for its close-knit environment and friendly residents who take pride in their town. Agriculture and local industries play a significant role in the daily life of the inhabitants, with many families engaging in farming and ranching activities. This rural lifestyle fosters strong relationships among community members, making Ideal a welcoming place for residents and visitors alike.

Transportation

Ideal is accessible via South Dakota Highway 34, which connects it to nearby towns and major routes throughout the state. The nearest airport is Winner Regional Airport, located about 22 miles north, offering services for regional travel. Public transportation options are limited, so personal vehicles are the primary means of getting around.

History

Founded in the early 20th century, Ideal has roots in agriculture, which has shaped its identity over the years. The town experienced growth during the homesteading era, as settlers sought fertile land for farming. While the town may be small, it is rich in history and offers a glimpse into the life of early settlers in South Dakota.

Did you know?

A little-known fact about Ideal is that it has only one ZIP code, which is 57541. This simple designation underscores the town's intimate size and cozy sense of community.

ZIP codes for Ideal, SD (1)

ZIP code	City	County	Map
57541	Ideal	Tripp	View map

Demographics & statistics

194

Population

45.1

Median age

$87,969

Median household income

$37,448

Per capita income

Median home value

$1,281

Median monthly rent

50.0%

Home ownership

7.7%

Poverty rate

0.0%

Unemployment

Housing units

48.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	49	25.3%
18 and over	145	74.7%
65 and over	39	20.1%
Median age	45.1 years

Race & ethnicity

White 70.6%

American Indian / Alaska Native 26.3%

Two or more races 3.1%

Group	Count	%
White	137	70.6%
American Indian / Alaska Native	51	26.3%
Two or more races	6	3.1%

Household income

Under $10k 1.8%

$25k–$35k 16.1%

$35k–$50k 19.6%

$50k–$75k 7.1%

$75k–$100k 28.6%

$100k–$150k 8.9%

$200k+ 17.9%

Range	% of households
Under $10k	1.8%
$25k–$35k	16.1%
$35k–$50k	19.6%
$50k–$75k	7.1%
$75k–$100k	28.6%
$100k–$150k	8.9%
$200k+	17.9%
Median income	$87,969

Housing

Home values

$50k–$100k 32.1%

$150k–$200k 17.9%

$300k–$500k 14.3%

$500k–$1M 35.7%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$1,281
Owner occupied	50.0%
Renter occupied	50.0%
Vacant	23.3%
Single-family detached	67.1%
Large apartment buildings	0.0%
Mobile homes	21.9%
Median rooms	5.3
Avg household size (owned)	4.25

Year built

Era	%
2020 or later	0.0%
2010–2019	13.7%
2000–2009	16.4%
1990–1999	21.9%
1980–1989	16.4%
1970–1979	19.2%
1960–1969	0.0%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	12.3%

Bedrooms

Size	% of units
No bedroom (studio)	23.3%
1 bedroom	0.0%
2 bedrooms	0.0%
3 bedrooms	39.7%
4 bedrooms	8.2%
5+ bedrooms	28.8%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	0.0%
2 vehicles	37.5%
3 or more	62.5%

Heating fuel

Fuel type	%
Electricity	10.7%
Propane / LP gas	82.1%
No fuel used	7.1%

Households & families

Household type	Count	%
Married-couple family	35	62.5%
Cohabiting couple	0	0.0%
Male householder, no spouse	9	16.1%
Female householder, no spouse	12	21.4%
Households with children under 18	27	48.2%
Households with seniors (65+)	24	42.9%
Average household size	3.46

Marital status

Status	Male	Female
Never married	24.0%	19.7%
Married	39.6%	41.0%
Separated	0.0%	0.0%
Widowed	0.0%	39.3%
Divorced	36.5%	0.0%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 25.4%

Some college, no degree 12.7%

Associate's degree 13.4%

Bachelor's degree 48.5%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	100.0%
Bachelor's or higher	48.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	1	2.1%
Elementary school	35	72.9%
High school	12	25.0%
College / grad school	0	0.0%

Employment

Industry of employment

Agriculture & mining 43.2%

Retail trade 22.0%

Education & healthcare 22.0%

Professional & management 6.8%

Finance & real estate 5.9%

Occupation

Category	%
Management, business & arts	30.5%
Service	18.6%
Sales & office	28.0%
Natural resources & construction	22.9%
Production & transportation	0.0%

Employment type

Type	%
Private sector	75.4%
Government	4.2%
Self-employed	20.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	95.8%
Carpool	4.2%
Public transit	0.0%
Walk	0.0%
Other means	0.0%
Avg commute (minutes)	47.3

Poverty

All people 7.7%

Under 18 years 10.2%

18 and over 6.9%

Married-couple families 0.0%

Female-led households 8.3%

Income support

Source	% of households
Social Security	26.8%
Retirement income	0.0%
Supplemental Security	0.0%
Cash public assistance	19.6%
Food stamps / SNAP	1.8%

Health indicators

Condition	%
High blood pressure	36.2%
High cholesterol	31.9%
Heart disease	9.0%
Stroke	4.4%
Asthma	10.0%
Arthritis	27.2%
Kidney disease	3.8%
Pulmonary disease	8.0%
Cancer	7.2%

Behavior / access	%
Binge drinking	19.0%
No physical activity	29.6%
Less than 7 hrs sleep	33.2%
Fair or poor health	16.7%
Poor mental health	12.1%
Poor physical health	11.9%
No health insurance	12.9%
Visited doctor (checkup)	76.1%
Visited dentist	58.2%
Cholesterol screening	88.8%
Teeth loss	20.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	4	2.8%

Disability	%
Any disability	0.0%
Under 18	0.0%
18–64 years	0.0%
65 and over	0.0%

Health insurance coverage

Type	%
Private insurance	60.3%
Public insurance	41.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	193	99.5%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	194	100.0%
Born in same state	194	100.0%
Born in different state	162	83.5%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
English	16	8.2%
Dutch	9	4.6%

Ancestry	Count	%
Italian	2	1%

Technology access

Metric	% of households
Computer access	28.9%
Internet access	100.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What is the ZIP code for Ideal, SD?

Ideal, SD has one ZIP code: 57541.

What is the main ZIP code for Ideal, SD?

The primary ZIP code for Ideal, SD is 57541. The city uses area code 605 for phone service.

What county is Ideal, SD in?

Ideal is located in Tripp County, South Dakota.

How many ZIP codes are in Ideal, SD?

Ideal, SD has 1 ZIP code.

What is the ZIP code for the downtown area of Ideal, SD?

The downtown area of Ideal, SD is located in ZIP code 57541, which serves as the primary commercial and civic center for this small Tripp County community.

If I'm mailing a package to a business in Ideal, South Dakota, what ZIP code should I use?

All mail addressed to Ideal, SD should use ZIP code 57541, as this is the only ZIP code serving the entire community in Tripp County.