Porcupine ZIP Code List — Oglala Lakota County, SD

There is one unique ZIP code in Porcupine, South Dakota and it is 57772. Area code: 605.
1
ZIP codes
502.56
sq mi land
0.25
sq mi water
605
area code
Porcupine, SD ZIP code map

About Porcupine, SD

Porcupine is a small community located in South Dakota, nestled within the scenic Oglala Lakota County. Known for its picturesque landscape and rich Native American history, the town is a unique part of the Pine Ridge Indian Reservation. The area reflects a strong cultural heritage and offers a glimpse into the life of the Lakota Sioux people.

Location & geography

Porcupine is situated in the southwestern region of South Dakota, surrounded by stunning hills and plains that characterize the landscape of Oglala Lakota County. Nearby cities include Pine Ridge, located approximately 10 miles to the west, Martin, about 30 miles to the northeast, and Rapid City, which is around 60 miles to the northwest. The total land area of Porcupine is 502.56 square miles, accompanied by a minor water area of 0.25 square miles.

Community & economy

The community of Porcupine values its cultural roots and maintains a close-knit atmosphere where residents often come together for various events and gatherings. Its economy is primarily driven by sectors such as agriculture, tourism, and tribal enterprises that reflect the area's Native American heritage. Daily life in Porcupine includes enjoying the natural surroundings and participating in traditional practices and community activities.

Transportation

Transportation options in and around Porcupine primarily rely on highways, with U.S. Route 18 providing a key connection to surrounding areas. The nearest major airport is in Rapid City, which is about 60 miles away, offering mainline flights to larger cities. Local transit options may include informal rides and community-organized transport services.

History

Porcupine has a rich history tied to the Lakota Sioux culture, being part of the Pine Ridge Indian Reservation that was established in the late 19th century. Key industries have traditionally included agriculture and cultural tourism centered around the historical and natural attractions of the area. Notable events include annual gatherings that celebrate Lakota traditions and promote local arts and crafts.

Did you know?

A surprising aspect of Porcupine is its recognition as a center for cultural education, where visitors can learn about Lakota traditions firsthand. Additionally, the town hosts various events throughout the year that promote Native American heritage and attract visitors from around the region.

ZIP codes for Porcupine, SD (1)
ZIP code City County Map
57772 Porcupine Oglala Lakota View map

Demographics & statistics

1,381
Population
26.2
Median age
$20,703
Median household income
$5,560
Per capita income
$0
Median home value
$0
Median monthly rent
70.2%
Home ownership
89.6%
Poverty rate
30.1%
Unemployment
384
Housing units
4.9%
Bachelor's or higher

Age distribution

Male Female
53
Under 5
45
77
5–9
66
71
10–14
61
115
15–19
99
54
20–24
46
89
25–34
77
41
35–44
35
106
45–54
92
45
55–59
39
19
60–64
16
63
65–74
55
6
75–84
5
3
85+
3
← Male
Female →

Age summary

GroupCount%
Under 1849235.6%
18 and over88964.4%
65 and over1359.8%
Median age26.2 years

Race & ethnicity

American Indian / Alaska Native 91.2%
Hispanic or Latino 3.4%
Other race 3.4%
White 2.1%
GroupCount%
American Indian / Alaska Native1,30391.2%
Hispanic or Latino483.4%
Other race483.4%
White302.1%

Household income

Under $10k 24.0%
$10k–$15k 15.2%
$15k–$25k 21.3%
$25k–$35k 21.0%
$35k–$50k 6.4%
$50k–$75k 12.2%
Range% of households
Under $10k24.0%
$10k–$15k15.2%
$15k–$25k21.3%
$25k–$35k21.0%
$35k–$50k6.4%
$50k–$75k12.2%
Median income$20,703

Housing

Home values

Under $50k 53.7%
$50k–$100k 30.3%
$100k–$150k 10.0%
$150k–$200k 3.9%
$200k–$300k 0.4%
$500k–$1M 1.7%

Housing overview

MetricValue
Median home value$0
Median rent / month$0
Owner occupied70.2%
Renter occupied29.8%
Vacant31.7%
Single-family detached60.4%
Large apartment buildings0.0%
Mobile homes31.7%
Median rooms5.1
Avg household size (owned)2.53

Year built

Era%
2020 or later0.0%
2010–20191.7%
2000–20097.3%
1990–199926.6%
1980–198922.4%
1970–197936.9%
1960–19690.0%
1950–19590.0%
1940–19490.0%
1939 or earlier5.2%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom3.7%
2 bedrooms30.1%
3 bedrooms21.8%
4 bedrooms42.7%
5+ bedrooms1.7%

Vehicles per household

Vehicles% of households
No vehicle29.5%
1 vehicle37.1%
2 vehicles32.2%
3 or more1.2%

Heating fuel

Fuel type%
Electricity29.8%
Propane / LP gas58.4%
Wood11.9%

Households & families

Household typeCount%
Married-couple family9528.9%
Cohabiting couple267.9%
Male householder, no spouse6319.1%
Female householder, no spouse14544.1%
Households with children under 1821063.8%
Households with seniors (65+)12437.7%
Average household size4.11

Marital status

StatusMaleFemale
Never married74.7%56.8%
Married19.0%12.8%
Separated0.0%0.0%
Widowed0.0%15.7%
Divorced6.2%14.7%

Education

Less than 9th grade 7.2%
Some HS, no diploma 33.1%
HS graduate 28.4%
Some college, no degree 18.6%
Associate's degree 7.8%
Bachelor's degree 4.0%
Graduate / professional 0.9%
Metric%
HS diploma or higher59.7%
Bachelor's or higher4.9%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten337.0%
Elementary school22046.7%
High school14931.6%
College / grad school6914.6%

Employment

Industry of employment

Education & healthcare 35.1%
Wholesale trade 28.1%
Other services 18.4%
Finance & real estate 14.9%
Professional & management 3.5%

Occupation

Category%
Management, business & arts27.2%
Service0.0%
Sales & office3.5%
Natural resources & construction41.2%
Production & transportation28.1%

Employment type

Type%
Private sector8.8%
Government72.8%
Self-employed18.4%
Unpaid family workers0.0%

Commute

Method%
Drive alone21.8%
Carpool43.6%
Public transit15.5%
Walk19.1%
Other means0.0%
Avg commute (minutes)0.0

Poverty

All people 89.6%
Under 18 years 98.5%
18 and over 84.7%
Married-couple families 45.3%
Female-led households 100.0%

Income support

Source% of households
Social Security43.2%
Retirement income8.2%
Supplemental Security16.1%
Cash public assistance16.4%
Food stamps / SNAP50.5%

Health indicators

Condition%
High blood pressure34.4%
High cholesterol26.1%
Heart disease9.3%
Stroke6.3%
Asthma14.9%
Arthritis25.7%
Kidney disease4.7%
Pulmonary disease11.7%
Cancer4.6%
Behavior / access%
Binge drinking18.9%
No physical activity38.4%
Less than 7 hrs sleep35.1%
Fair or poor health29.3%
Poor mental health19.5%
Poor physical health18.4%
No health insurance19.0%
Visited doctor (checkup)74.2%
Visited dentist43.6%
Cholesterol screening79.4%
Teeth loss41.9%

Veterans & disability

VeteransCount%
Civilian veterans525.8%
Disability%
Any disability12.7%
Under 184.7%
18–64 years16.0%
65 and over23.7%

Health insurance coverage

Type%
Private insurance4.9%
Public insurance60.8%
Uninsured under 197.1%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,28392.9%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)1,381100.0%
Born in same state1,381100.0%
Born in different state1,25390.7%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
English40.3%

Technology access

Metric% of households
Computer access23.8%
Internet access76.6%

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

Frequently asked questions
What is the ZIP code for Porcupine, SD?
Porcupine, SD has one ZIP code: 57772.
What is the main ZIP code for Porcupine, SD?
The primary ZIP code for Porcupine, SD is 57772. The city uses area code 605 for phone service.
What county is Porcupine, SD in?
Porcupine is located in Oglala Lakota County, South Dakota.
How many ZIP codes are in Porcupine, SD?
Porcupine, SD has 1 ZIP code.
What is the ZIP code for the Porcupine community in Oglala Lakota County?
Porcupine, South Dakota uses the ZIP code 57772, which serves this community located in Oglala Lakota County on the Pine Ridge Reservation.
If I'm mailing a package to a business in Porcupine, SD, what ZIP code should I use?
You should use ZIP code 57772 for all mail and packages addressed to Porcupine, South Dakota, as it is the only ZIP code serving this community.
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