Rockham ZIP Codes — Faulk County, SD

There is one unique ZIP code in Rockham, South Dakota and it is 57470. Area code: 605.
1
ZIP codes
149.72
sq mi land
1.31
sq mi water
605
area code
Rockham, SD ZIP code map

About Rockham, SD

Rockham, South Dakota, is a small town located within the boundaries of Faulk County. Known for its rural charm, Rockham offers a glimpse into the tranquil lifestyle typical of South Dakota's heartland. The community is characterized by its friendly residents and picturesque surroundings, creating a welcoming atmosphere for visitors and locals alike.

Location & geography

Rockham is situated in the central part of South Dakota, making it relatively accessible from various directions. It lies approximately 15 miles northeast of the county seat, Faulkton, and is surrounded by other small towns including Northville, located 12 miles to the east, and Chelsea, about 10 miles to the south. The town covers a land area of 149.72 square miles, with an additional 1.31 square miles of water, presenting a predominantly flat terrain with gentle rolling hills and some water features.

Community & economy

The character of Rockham is deeply rooted in agriculture, as it serves as a hub for local farming and ranching activities. Community events and gatherings contribute to the strong sense of belonging among residents, making it a tight-knit place to live. Daily life in Rockham reflects a slower pace, with outdoor activities and connections to nature forming a core part of its rural lifestyle.

Transportation

Rockham is accessible via several local roads, with State Highway 20 being significant for traveling to nearby towns and cities. The nearest airport is the Faulkton Municipal Airport, offering general aviation services which cater to local transportation needs. Public transit options may be limited due to the town's small size and rural nature.

History

Rockham was established in the early 20th century, primarily shaped by the agricultural developments in Faulk County. Key industries have historically revolved around farming and livestock, which continue to be the backbone of the local economy. Over the years, Rockham has maintained its heritage and small-town values, celebrating its rural roots through community events.

Did you know?

A little-known fact about Rockham is that it is part of the larger area that contributes to South Dakota's extensive agriculture, known for producing high-quality grains and livestock. Additionally, the town's quiet charm and accessibility make it a hidden gem for those seeking an authentic rural experience in the heart of South Dakota.

ZIP codes for Rockham, SD (1)
ZIP code City County Map
57470 Rockham Faulk View map

Demographics & statistics

117
Population
34.9
Median age
$63,750
Median household income
$20,731
Per capita income
$96,900
Median home value
$0
Median monthly rent
100.0%
Home ownership
47.0%
Poverty rate
0.0%
Unemployment
76
Housing units
16.4%
Bachelor's or higher

Age distribution

Male Female
6
Under 5
5
10
5–9
10
10
10–14
9
5
25–34
4
7
35–44
6
2
45–54
2
6
55–59
5
5
60–64
4
9
65–74
9
2
75–84
1
← Male
Female →

Age summary

GroupCount%
Under 185042.7%
18 and over6757.3%
65 and over2117.9%
Median age34.9 years

Race & ethnicity

White 95.8%
Two or more races 2.5%
Hispanic or Latino 1.7%
GroupCount%
White11495.8%
Two or more races32.5%
Hispanic or Latino21.7%

Household income

$25k–$35k 20.0%
$35k–$50k 8.6%
$50k–$75k 34.3%
$75k–$100k 5.7%
$100k–$150k 28.6%
$150k–$200k 2.9%
Range% of households
$25k–$35k20.0%
$35k–$50k8.6%
$50k–$75k34.3%
$75k–$100k5.7%
$100k–$150k28.6%
$150k–$200k2.9%
Median income$63,750

Housing

Home values

Under $50k 25.7%
$50k–$100k 31.4%
$100k–$150k 5.7%
$150k–$200k 17.1%
$200k–$300k 20.0%

Housing overview

MetricValue
Median home value$96,900
Median rent / month$0
Owner occupied100.0%
Renter occupied0.0%
Vacant53.9%
Single-family detached88.2%
Large apartment buildings0.0%
Mobile homes11.8%
Median rooms5.4
Avg household size (owned)3.34

Year built

Era%
2020 or later0.0%
2010–201913.2%
2000–20090.0%
1990–19999.2%
1980–19890.0%
1970–197918.4%
1960–19690.0%
1950–19590.0%
1940–19490.0%
1939 or earlier59.2%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom0.0%
2 bedrooms28.9%
3 bedrooms44.7%
4 bedrooms26.3%
5+ bedrooms0.0%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle0.0%
2 vehicles8.6%
3 or more91.4%

Heating fuel

Fuel type%
Electricity37.1%
Propane / LP gas62.9%

Households & families

Household typeCount%
Married-couple family2880.0%
Cohabiting couple720.0%
Male householder, no spouse00.0%
Female householder, no spouse00.0%
Households with children under 181028.6%
Households with seniors (65+)1748.6%
Average household size3.34

Marital status

StatusMaleFemale
Never married0.0%15.6%
Married80.0%84.4%
Separated0.0%0.0%
Widowed0.0%0.0%
Divorced20.0%0.0%

Education

Less than 9th grade 0.0%
Some HS, no diploma 0.0%
HS graduate 46.3%
Some college, no degree 25.4%
Associate's degree 11.9%
Bachelor's degree 11.9%
Graduate / professional 4.5%
Metric%
HS diploma or higher100.0%
Bachelor's or higher16.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool826.7%
Kindergarten00.0%
Elementary school2273.3%
High school00.0%
College / grad school00.0%

Employment

Industry of employment

Agriculture & mining 65.1%
Education & healthcare 14.0%
Public administration 9.3%
Retail trade 7.0%
Manufacturing 2.3%
Professional & management 2.3%

Occupation

Category%
Management, business & arts72.1%
Service4.7%
Sales & office23.3%
Natural resources & construction0.0%
Production & transportation0.0%

Employment type

Type%
Private sector34.9%
Government14.0%
Self-employed37.2%
Unpaid family workers14.0%

Commute

Method%
Drive alone46.5%
Carpool23.3%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)29.0

Poverty

All people 47.0%
Under 18 years 84.0%
18 and over 19.4%
Married-couple families 25.0%
Female-led households 0.0%

Income support

Source% of households
Social Security34.3%
Retirement income14.3%
Supplemental Security0.0%
Cash public assistance0.0%
Food stamps / SNAP0.0%

Health indicators

Condition%
High blood pressure36.2%
High cholesterol34.4%
Heart disease8.9%
Stroke3.8%
Asthma8.3%
Arthritis28.4%
Kidney disease3.5%
Pulmonary disease6.7%
Cancer9.4%
Behavior / access%
Binge drinking17.3%
No physical activity23.4%
Less than 7 hrs sleep26.8%
Fair or poor health11.7%
Poor mental health9.2%
Poor physical health9.3%
No health insurance9.9%
Visited doctor (checkup)77.9%
Visited dentist70.3%
Cholesterol screening92.2%
Teeth loss13.4%

Veterans & disability

VeteransCount%
Civilian veterans1014.9%
Disability%
Any disability11.1%
Under 180.0%
18–64 years28.3%
65 and over0.0%

Health insurance coverage

Type%
Private insurance92.3%
Public insurance25.6%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only10690.6%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)117100.0%
Born in same state117100.0%
Born in different state9682.1%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Arab97.7%
Italian43.4%
AncestryCount%
Polish21.7%
French10.9%

Technology access

Metric% of households
Computer access29.9%
Internet access100.0%

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

Frequently asked questions
What ZIP codes does Rockham, SD have?
Rockham, SD has one ZIP code: 57470. Each ZIP code serves a distinct delivery area within the city and surrounding region.
Need the complete South Dakota ZIP code database? Download all SD ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →