57566 ZIP Code — Parmelee, SD

Todd County, South Dakota

ZIP code 57566 is located in Parmelee, South Dakota, within Todd County. It covers approximately 153.13 square miles and serves a population of 990 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 605.

About ZIP code 57566

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $10,700. Renters make up the majority at 65%, typical of denser urban areas.

Median household income is $18,214. Poverty affects 62% of residents, above the national average. SNAP benefit usage at 53% of households reflects economic stress in the area.

The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 25 minutes is near the national average.

Health indicators show elevated rates of obesity (46%), diabetes (16%), smoking (39%) compared to national benchmarks. 34% of residents lack health insurance, above the national average.

Overall, ZIP code 57566 reflects a community defined by economic challenges above the national average and elevated reliance on food assistance.

990

population

153.13

sq mi land

Standard

ZIP type

Central (CT)

timezone

57566 ZIP code map

Cities in ZIP code 57566

Below are the cities the US Postal Service accepts for ZIP code 57566. Using any city not on this list may result in mail delivery delays.

City	Status
Parmelee	Preferred

Nearby ZIP codes

57572 Saint Francis (10.2 mi) 57560 Norris (12.7 mi)

Demographics updated 05/2026

Population
Total population	990
Population density	6 / sq mi
State FIPS	46
County FIPS	121

Geography
Land area	153.13 sq mi
Water area	0.34 sq mi
Latitude	43.3095
Longitude	-100.9696
Timezone	Central (CT)
Area code	605

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	96.1%	77.5%	41.7%
$50k – $100k	3.9%	16.3%	33.8%
$100k – $200k	0.0%	5.0%	20.1%
Over $200k	0.0%	1.2%	4.4%

Demographics & statistics

990

Population

People per sq mi

20.9

Median age

$18,214

Median household income

$5,525

Per capita income

$10,700

Median home value

$486

Median monthly rent

35.4%

Home ownership

61.9%

Poverty rate

31.0%

Unemployment

108

Housing units

0.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

115

5–9

10–14

15–19

20–24

101

25–34

35–44

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	443	44.7%
18 and over	547	55.3%
65 and over	14	1.4%
Median age	20.9 years

Race & ethnicity

American Indian / Alaska Native 100%

Group	Count	%
American Indian / Alaska Native	990	100%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	96.1%	77.5%	41.7%
$50k – $100k	3.9%	16.3%	33.8%
$100k – $200k	0.0%	5.0%	20.1%
Over $200k	0.0%	1.2%	4.4%

Under $10k 21.9%

$10k–$15k 15.6%

$15k–$25k 18.2%

$25k–$35k 34.4%

$75k–$100k 5.2%

$100k–$150k 4.7%

Range	% of households
Under $10k	21.9%
$10k–$15k	15.6%
$15k–$25k	18.2%
$25k–$35k	34.4%
$75k–$100k	5.2%
$100k–$150k	4.7%
Median income	$18,214

Housing

Home values

Under $50k 86.8%

$100k–$150k 13.2%

Housing overview

Metric	Value
Median home value	$10,700
Median rent / month	$486
Owner occupied	35.4%
Renter occupied	64.6%
Vacant	17.2%
Single-family detached	73.3%
Large apartment buildings	0.0%
Mobile homes	14.2%
Median rooms	4.8
Avg household size (owned)	4.13

Year built

Era	%
2020 or later	0.0%
2010–2019	6.5%
2000–2009	9.1%
1990–1999	17.7%
1980–1989	13.8%
1970–1979	40.9%
1960–1969	8.2%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	3.9%

Bedrooms

Size	% of units
No bedroom (studio)	4.7%
1 bedroom	7.8%
2 bedrooms	28.9%
3 bedrooms	31.9%
4 bedrooms	12.1%
5+ bedrooms	14.7%

Vehicles per household

Vehicles	% of households
No vehicle	24.0%
1 vehicle	23.4%
2 vehicles	37.5%
3 or more	15.1%

Heating fuel

Fuel type	%
Utility gas	12.0%
Electricity	33.3%
Propane / LP gas	41.1%
Fuel oil	3.1%
Wood	10.4%

Households & families

Household type	Count	%
Married-couple family	64	33.3%
Cohabiting couple	10	5.2%
Male householder, no spouse	49	25.5%
Female householder, no spouse	69	35.9%
Households with children under 18	102	53.1%
Households with seniors (65+)	13	6.8%
Average household size	5.16

Marital status

Status	Male	Female
Never married	65.8%	67.7%
Married	24.8%	25.8%
Separated	0.0%	0.0%
Widowed	2.0%	0.0%
Divorced	7.4%	6.5%

Education

Less than 9th grade 0.0%

Some HS, no diploma 20.5%

HS graduate 46.0%

Some college, no degree 14.8%

Associate's degree 18.8%

Bachelor's degree 0.0%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	79.5%
Bachelor's or higher	0.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	40	12.6%
Kindergarten	38	12.0%
Elementary school	195	61.5%
High school	32	10.1%
College / grad school	12	3.8%

Employment

Industry of employment

Education & healthcare 47.1%

Public administration 15.7%

Construction 15.0%

Arts, food & hospitality 12.1%

Professional & management 10.0%

Occupation

Category	%
Management, business & arts	21.4%
Service	56.4%
Sales & office	7.1%
Natural resources & construction	15.0%
Production & transportation	0.0%

Employment type

Type	%
Private sector	35.7%
Government	64.3%
Self-employed	0.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	66.9%
Carpool	33.1%
Public transit	0.0%
Walk	0.0%
Work from home	0.0%
Other means	0.0%
Avg commute (minutes)	25.4

Poverty

All people 61.9%

Under 18 years 78.3%

18 and over 48.6%

Married-couple families 40.6%

Female-led households 65.2%

Income support

Source	% of households
Social Security	16.1%
Retirement income	10.9%
Supplemental Security	20.3%
Cash public assistance	15.6%
Food stamps / SNAP	52.6%

Health indicators

Condition	%
Obesity	45.8%
High blood pressure	33.8%
High cholesterol	24.6%
Diabetes	16.2%
Heart disease	8.7%
Stroke	5.8%
Asthma	14.3%
Arthritis	22.2%
Kidney disease	4.5%
Pulmonary disease	10.3%
Cancer	4.7%

Behavior / access	%
Smoking	38.5%
Binge drinking	18.7%
No physical activity	35.6%
Less than 7 hrs sleep	36.5%
Depression	19.1%
Fair or poor health	26.3%
Poor mental health	18.3%
Poor physical health	16.5%
No health insurance	17.8%
Visited doctor (checkup)	74.5%
Visited dentist	48.7%
Cholesterol screening	79.7%
Teeth loss	37.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	49	9.0%

Disability	%
Any disability	9.1%
Under 18	2.3%
18–64 years	15.0%
65 and over	0.0%

Health insurance coverage

Type	%
Private insurance	1.6%
Public insurance	64.0%
No insurance	34.3%
Uninsured under 19	1.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	870	87.9%
Spanish	50	5.7%
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)	990	100.0%
Born in same state	990	100.0%
Born in different state	871	88.0%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Technology access

Metric	% of households
Computer access	19.4%
Internet access	71.4%

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

Frequently asked questions about ZIP code 57566

What city is ZIP code 57566 in?

ZIP code 57566 is primarily assigned to Parmelee, South Dakota.

What county is ZIP code 57566 in?

ZIP code 57566 falls within Todd County, South Dakota.

What is the poverty rate in ZIP code 57566?

62% of residents in ZIP code 57566 live below the poverty line, above the national average.

Is ZIP code 57566 family-oriented?

45% of residents in ZIP code 57566 are under 18, reflecting a younger, family-oriented community.

Is ZIP code 57566 mostly rentals?

65% of occupied units in ZIP code 57566 are renter-occupied.

What are the health statistics for ZIP code 57566?

Health data for ZIP code 57566 shows elevated rates of obesity (46%) and diabetes (16%) and smoking (39%) compared to national benchmarks.

What timezone is ZIP code 57566 in?

ZIP code 57566 observes the CST timezone.