Data Last Updated: May 1, 2025

Roberts County, SD ZIP Codes

ZIP Codes: Shows how many general ZIP Codes, PO Boxes, Unique (Business), and Multi County ZIP Codes are associated with Roberts, SD.	16 ZIP Codes (9 General, 0 PO Box, 0 Unique, & 7 Multi County) [More Details]
Area Code: The Telephone Area Code that are associated with Roberts, SD. Area Codes are used in the North American Numbering Plan (NANP) to facilitate phone routing. There are approximately 350 area codes in use in the United States.	605
Timezone: Time zone designation within the U.S. Please note that not all areas in the U.S. observe daylight saving time which can affect actual local time for this city. There are 7 standard time zones which are, from west to east: Hawaii-Aleutian, Alaska, Pacific, Mountain, Central, Eastern, Atlantic. Also included in U.S. Territories are Samoa, Guam and Palau.	Central
Local Time: The current local time for each timezone. If more than 1 time zone for this area, all local times will be shown. Counties can cross timezones, so more than 1 may be shown.	12:00:00 AM
Population: The population of Roberts, SD from the U.S. Census 2020. Included are U.S. Citizens, permanent residents, temporary migrants, and undocumented individuals. The total population represents people who live in the city, not just those present while the Census was being completed.	10,280 [More Details]
FIPS: FIPS stands for Federal Information Processing Standards, which are a set of publicly announced standards for computer systems. A county FIPS code is a unique numeric identifier for a county in the United States, assigned by the National Institute of Standards and Technology (NIST). County FIPS codes have five digits, with the first two digits identifying the state and the last 3 indicating the county.	46109
CBSA: A Core Based Statistical Area (CBSA) is the recognized term for a region that functions around an urban core with a population of at least 10,000 people, according to the standards set by the Office of Management and Budget (OMB) in 2000. A CBSA is divided into two subsets: Metro and Micro, and these classifications are determined by population density. A Micro area is identified by a population ranging between 10,000 to 50,000, while a Metro area is defined as having a population that exceeds 50,000.	None
Land Area: The approximate amount of land area covered by Roberts, SD in square miles. The Land Area provided by the Census Bureau is based on geographic boundaries that include the mainland, islands, inland, coastal, Great Lakes, and territorial waters associated with each city.	1,101 square miles
Water Area: The approximate amount of water area covered by Roberts, SD in square miles. Calculations by the Census Bureau for Water Area take into account inland bodies of water, coastal regions, Great Lakes, and territorial sea waters. This encompasses features such as lakes, reservoirs, rivers, and coastal water bodies.	35 square miles
Coordinates: The latitude/longitude centroid coordinates for Roberts County, SD.	-96.946105, 45.629575
Quick Link: Copy the direct link to the Roberts, SDCounty page and use anywhere you like!	https://www.zip-codes.com/county/sd-roberts.asp

Roberts, SD ZIP Code Boundaries

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Roberts County, SD Covers 16 ZIP Codes

ZIP Code	Classification	City	Population	% of Population
ZIP Code 56219 *	General	Browns Valley	1,052	--
ZIP Code 57216 *	General	Big Stone City	1,037	--
ZIP Code 57224	General	Claire City	147	1.43%
ZIP Code 57227	General	Corona	421	4.10%
ZIP Code 57251 *	General	Marvin	198	--
ZIP Code 57252 *	General	Milbank	5,020	--
ZIP Code 57255	General	New Effington	488	4.75%
ZIP Code 57256	General	Ortley	166	1.61%
ZIP Code 57257	General	Peever	776	7.55%
ZIP Code 57260	General	Rosholt	933	9.08%
ZIP Code 57262	General	Sisseton	5,326	51.81%
ZIP Code 57266	General	Summit	599	5.83%
ZIP Code 57270 *	General	Veblen	619	--
ZIP Code 57273 *	General	Waubay	1,256	--
ZIP Code 57279	General	Wilmot	999	9.72%
ZIP Code 58053 *	General	Lidgerwood	1,212	--

* Indicates a Multi County ZIP Code. These ZIP Codes partially cross over into Roberts, SD, but will mostly cover area in a different County. Not included in % of Population calculations.

Important Roberts, SD Information

Roberts County, SD Covers 16 ZIP Codes. This includes 9 General ZIP Codes, 0 PO Box ZIP Codes, and 0 Unique (reserved for Business and Volume Mail Receivers). There are also 7 Multi County ZIP Codes. These records are assigned a different primary county, but they partially cover area in Roberts County.

The population for Roberts County is 10,280, according to the U.S. Census. Population Density is 9.34 persons per square mile. With 4,788 Housing Units, the Average Household Size is 2.61 persons. There are 3,844 Family Households with an Average Family Size of 3.20 persons. 17.30% of the population is without Health Insurance. The 56.67% Employment Rate is 3.13% above the national average of 59.8%.6,605 people aged 25+ have some educational achievement, with 18.27% (or 1,207 people) having attained a Bachelor's Degree or higher.More Demographics are available below.

605 is the only area code for this area. Roberts is also located in the Central timezone and the current local time is shown above.

ZIP Codes in Roberts, SD have 3,073 Residential mailboxes and 176 Business mailboxes.There are 238 businesses with a total of 1,907 employees. That is an average of 8.0 employees per business. Annual payroll for these businesses is $80,283,000. Other Demographics

Roberts County Demographic Profile

Population & People

Total Population

10,280

Income

Median Household Income

$63,691

Housing

Total Housing Units

4,788

Health

Without Healthcare Coverage

17.30%

Business & Economy

Total Businesses

238

Families

Total Households

3,844

Employment

Employment Rate

56.67%

Education

Bachelor's Degree or Higher

18.27%

Total Population: Total number of people from the 2020 U.S. Census for Roberts, SD. This reflects the exact count of this area at that point in time, not future estimates, regardless of citizenship or immigration status. It is intended to count all persons living within the geographic area, not just those present on the day of the census.	10,280
Current Population Estimate: This field gives the estimated household population for All ZIP Codes in Roberts, SD. This is derived from known delivery information, household occupancy rates, household size, and more to come up with an accurate estimation for the current population. IMPORTANT: This does not include population totals for persons in nursing homes, correctional facilities, or other institutions. This is an estimation of the household population based on US Postal Service delivery information.	8,296
Total Households: Total number of Households from the 2020 U.S. Census for Roberts, SD. A Household includes everyone living in a residential housing unit. This includes families, roommates in a single residence, or a person living alone.	3,844
Total Housing Units: The total number of Housing Units is the number of occupied units + the number of vacant units. Ownership is defined by whether the unit is occupied by an owner or by a tenant. Owner occupancy means that the owner lives in the unit. This value comes from the 2020 U.S. Census and is not a projection or estimate.	4,788
Average Household Size: The Average Household Size, is obtained by dividing the number of people in Households (excluding those in group quarters, nursing home, prisons, and dorm rooms) by the number of Households. A Household includes everyone living in a residential unit. Those who do not live in a household are classified as living in group accommodation. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.	2.61
Average Family Size: Average Family Size is calculated by dividing the number of people in a Family Household by the number of Family Households. The U.S. Census Bureau defines family households as households consisting of two or more individuals who are related by birth, marriage, or adoption. They also may include other unrelated people. Non-family households consist of people who live alone or who share their residence with unrelated individuals. The Average Family Size only looks at the households classified as Family Households. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.	3.20

Other Roberts Demographics

# Residential Mailboxes: The number of active residential delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	3,073
# Business Mailboxes: The number of active business delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	176
Total Delivery Receptacles: The total number of delivery receptacles. This includes curb side mailboxes, centralized units, PO Boxes, NDCBU, and contract boxes. This count is for Residential and Business combined.	4,476
Single Family Delivery Units: Total count of single family mail delivery receptacles; generally analogous to homes.	2,347
Multi Family Delivery Units: Total count of multifamily mail delivery receptacles; generally analogous to apartments.	295

# of Businesses: The total number of Business Establishments. Data taken from Business Census 2023.	238
1st Quarter Payroll: The total payroll for the first quarter. Data taken from Business Census 2023.	$17,286,000
Annual Payroll: The total annual payroll . Data taken from Business Census 2023.	$80,283,000
# of Employees: The total number of employees for all ZIP Codes in this City. Data taken from Business Census 2023.	1,907

Sum of all ZIP Codes assigned Roberts, SD as their primary County.

References

U.S. Postal Service [Last Updated: 5/1/2025], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 5/1/2025], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov
U.S. Census [Updated Yearly], https://www.census.gov
U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023], https://www.census.gov