Yankton ZIP Codes — Yankton County, SD

There is one unique ZIP code in Yankton, South Dakota and it is 57078. Area code: 605.

ZIP codes

111.28

sq mi land

8.39

sq mi water

605

area code

Yankton, SD ZIP code map

About Yankton, SD

Yankton, South Dakota, is a charming city renowned for its historical significance and outdoor recreational opportunities. Located on the banks of the Missouri River, it serves as a hub for both locals and visitors seeking a blend of culture and nature. With a rich history and vibrant community, Yankton offers a unique glimpse into South Dakota's heritage.

Location & geography

Yankton is nestled in Yankton County and is positioned in the southeastern part of South Dakota. It is approximately 60 miles south of Sioux Falls, about 30 miles northwest of Vermillion, and around 40 miles east of Norfolk, Nebraska. The city spreads across a land area of 111.28 square miles, with an additional 8.39 square miles designated as water, including parts of the Missouri River.

Community & economy

The character of Yankton is shaped by its friendly and welcoming residents, who take great pride in their community. The city features a diverse economic landscape, with key industries including agriculture, retail, and healthcare. Daily life in Yankton is enriched by numerous local events, parks, and opportunities for outdoor recreation, fostering a tight-knit community atmosphere.

Transportation

Major thoroughfares, such as U.S. Highway 81 and U.S. Highway 18, provide essential connectivity to and from Yankton. The nearest commercial airport is Sioux Gateway Airport, located about 70 miles northwest of the city. Public transportation options are limited, but local services do serve the community to some extent.

History

Yankton was founded in the 1850s and holds the distinction of being the first capital of Dakota Territory. Key industries at the time of founding primarily revolved around agriculture and trade, establishing the town as a regional center. Over the years, significant events, such as the establishment of notable structures and community landmarks, have contributed to its rich historical tapestry.

Did you know?

A surprising fact about Yankton is that it hosts the Lewis and Clark Recreation Area, which attracts visitors with its vast outdoor activities and scenic views. Additionally, Yankton is known for its historical significance as the site where the first territorial legislature was convened in 1862.

ZIP codes for Yankton, SD (1)

ZIP code	City	County	Map
57078	Yankton	Yankton	View map

Demographics & statistics

20,266

Population

41.4

Median age

$67,326

Median household income

$36,995

Per capita income

$198,600

Median home value

$760

Median monthly rent

67.9%

Home ownership

8.5%

Poverty rate

1.8%

Unemployment

6,300

Housing units

28.8%

Bachelor's or higher

Age distribution

Male Female

558

Under 5

523

488

5–9

458

776

10–14

729

624

15–19

585

750

20–24

705

1,215

25–34

1,141

1,233

35–44

1,158

1,291

45–54

1,212

683

55–59

641

716

60–64

673

1,148

65–74

1,078

671

75–84

630

299

85+

281

← Male

Female →

Age summary

Group	Count	%
Under 18	4,248	21.0%
18 and over	16,018	79.0%
65 and over	4,107	20.3%
Median age	41.4 years

Race & ethnicity

White 85.4%

Two or more races 5.9%

Hispanic or Latino 3.7%

American Indian / Alaska Native 2.7%

Black or African American 1.4%

Other race 0.7%

Asian 0.3%

Group	Count	%
White	17,961	85.4%
Two or more races	1,248	5.9%
Hispanic or Latino	768	3.7%
American Indian / Alaska Native	574	2.7%
Black or African American	286	1.4%
Other race	142	0.7%
Asian	55	0.3%

Household income

Under $10k 3.6%

$10k–$15k 3.4%

$15k–$25k 5.5%

$25k–$35k 9.3%

$35k–$50k 17.5%

$50k–$75k 14.5%

$75k–$100k 17.7%

$100k–$150k 16.3%

$150k–$200k 5.9%

$200k+ 6.2%

Range	% of households
Under $10k	3.6%
$10k–$15k	3.4%
$15k–$25k	5.5%
$25k–$35k	9.3%
$35k–$50k	17.5%
$50k–$75k	14.5%
$75k–$100k	17.7%
$100k–$150k	16.3%
$150k–$200k	5.9%
$200k+	6.2%
Median income	$67,326

Housing

Home values

Under $50k 6.0%

$50k–$100k 7.9%

$100k–$150k 16.7%

$150k–$200k 20.0%

$200k–$300k 24.7%

$300k–$500k 21.2%

$500k–$1M 3.2%

$1M+ 0.3%

Housing overview

Metric	Value
Median home value	$198,600
Median rent / month	$760
Owner occupied	67.9%
Renter occupied	32.1%
Vacant	6.4%
Single-family detached	66.7%
Large apartment buildings	8.4%
Mobile homes	4.4%
Median rooms	6.1
Avg household size (owned)	2.38

Year built

Era	%
2020 or later	0.0%
2010–2019	10.5%
2000–2009	9.5%
1990–1999	14.7%
1980–1989	8.8%
1970–1979	19.8%
1960–1969	10.9%
1950–1959	10.2%
1940–1949	5.2%
1939 or earlier	10.3%

Bedrooms

Size	% of units
No bedroom (studio)	2.1%
1 bedroom	8.6%
2 bedrooms	31.1%
3 bedrooms	31.3%
4 bedrooms	18.6%
5+ bedrooms	8.3%

Vehicles per household

Vehicles	% of households
No vehicle	5.7%
1 vehicle	30.0%
2 vehicles	39.3%
3 or more	25.0%

Heating fuel

Fuel type	%
Utility gas	61.0%
Electricity	28.5%
Propane / LP gas	8.6%
Fuel oil	0.5%
No fuel used	1.0%

Households & families

Household type	Count	%
Married-couple family	3,941	46.7%
Cohabiting couple	771	9.1%
Male householder, no spouse	1,663	19.7%
Female householder, no spouse	2,056	24.4%
Households with children under 18	2,260	26.8%
Households with seniors (65+)	2,716	32.2%
Average household size	2.19

Marital status

Status	Male	Female
Never married	39.7%	25.8%
Married	48.3%	50.3%
Separated	1.0%	1.1%
Widowed	3.2%	11.1%
Divorced	7.8%	11.7%

Education

Less than 9th grade 2.5%

Some HS, no diploma 3.8%

HS graduate 35.5%

Some college, no degree 18.5%

Associate's degree 10.9%

Bachelor's degree 17.9%

Graduate / professional 10.9%

Metric	%
HS diploma or higher	93.7%
Bachelor's or higher	28.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	319	7.0%
Kindergarten	208	4.6%
Elementary school	1,875	41.3%
High school	1,210	26.7%
College / grad school	928	20.4%

Employment

Industry of employment

Education & healthcare 29.3%

Manufacturing 19.5%

Retail trade 12.7%

Arts, food & hospitality 7.5%

Finance & real estate 6.3%

Other services 4.7%

Construction 4.4%

Agriculture & mining 4.1%

Professional & management 3.6%

Public administration 3.2%

Transportation & utilities 2.8%

Wholesale trade 1.1%

Information 0.8%

Occupation

Category	%
Management, business & arts	35.7%
Service	17.9%
Sales & office	18.6%
Natural resources & construction	6.8%
Production & transportation	21.0%

Employment type

Type	%
Private sector	81.1%
Government	14.4%
Self-employed	4.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	84.1%
Carpool	7.7%
Public transit	0.3%
Walk	2.7%
Other means	1.2%
Avg commute (minutes)	13.8

Poverty

All people 8.5%

Under 18 years 8.1%

18 and over 8.6%

Married-couple families 1.4%

Female-led households 9.5%

Income support

Source	% of households
Social Security	31.8%
Retirement income	25.1%
Supplemental Security	4.4%
Cash public assistance	1.2%
Food stamps / SNAP	3.7%

Health indicators

Condition	%
High blood pressure	31.5%
High cholesterol	30.2%
Heart disease	7.0%
Stroke	3.2%
Asthma	9.0%
Arthritis	23.3%
Kidney disease	3.0%
Pulmonary disease	6.2%
Cancer	7.2%

Behavior / access	%
Binge drinking	19.4%
No physical activity	23.7%
Less than 7 hrs sleep	29.1%
Fair or poor health	12.3%
Poor mental health	10.8%
Poor physical health	9.1%
No health insurance	12.8%
Visited doctor (checkup)	76.1%
Visited dentist	66.4%
Cholesterol screening	87.9%
Teeth loss	14.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,198	7.5%

Disability	%
Any disability	13.7%
Under 18	5.6%
18–64 years	9.4%
65 and over	35.3%

Health insurance coverage

Type	%
Private insurance	78.9%
Public insurance	31.1%
Uninsured under 19	6.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	19,185	94.7%
Spanish	421	2.2%
Other Indo-European	328	1.7%
Asian & Pacific Islander	19	0.1%
Other languages	60	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	19,685	97.1%
Born in same state	19,547	96.5%
Born in different state	12,150	60.0%
Foreign born	138	0.7%
Naturalized citizen	581	2.9%
Not a US citizen	100	17.2%

Ancestry

Ancestry	Count	%
Italian	2,123	10.5%
Polish	1,483	7.3%
French	1,100	5.4%
Dutch	576	2.8%

Ancestry	Count	%
Arab	524	2.6%
English	470	2.3%
German	31	0.2%
Irish	19	0.1%

Technology access

Metric	% of households
Computer access	41.6%
Internet access	91.4%

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

Frequently asked questions

What ZIP codes does Yankton, SD have?

Yankton, SD has one ZIP code: 57078. Each ZIP code serves a distinct delivery area within the city and surrounding region.