What city is ZIP code 57521?

57521 is a Belvidere, South Dakota ZIP code.

What county is 57521 in?

ZIP code 57521 is in Jackson County, South Dakota.

What time zone is ZIP code 57521 in?

57521 is in the Mountain Time zone (America/Denver).

What area code is 57521?

Phone numbers in ZIP code 57521 use area code 605.

What is the population of ZIP code 57521?

About 314 people live in ZIP code 57521, according to the Census Bureau’s American Community Survey (2020–2024).

What is the median income in 57521?

The median household income in 57521 is $57,813 a year, lower than 82% of South Dakota ZIP codes.

What ZIP codes are near 57521?

The nearest ZIP codes to 57521 are 57552 (Midland, 13.5 miles), 57543 (Kadoka, 15.9 miles), 57562 (Okaton, 17.3 miles) and 57567 (Philip, 25.2 miles).

ZIP code 57521

Where is ZIP code 57521?

Belvidere, South Dakota

Jackson County · Standard ZIP code

ZIP code 57521 belongs to Belvidere, South Dakota in Jackson County. 57521 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Mountain Time zone and uses area code 605. About 314 people live in the 57521 area, where the median household income is $57,813. The closest ZIP codes are 57552 (Midland, 13.5 mi north), 57543 (Kadoka, 15.9 mi west) and 57562 (Okaton, 17.3 mi east).

ZIP code	57521
Type	Standard ZIP code for street addresses and PO Boxes
Status	Active
City	Belvidere
State	South Dakota (SD)
County	Jackson County
Time zone	Mountain Time · now
Area code	605
Coordinates	43.886, -101.2387 map
3-digit prefix	575

Population and income in 57521

Population	314 · lower than 70% of South Dakota ZIP codes
People per square mile	1 · lower than 89% of South Dakota ZIP codes
Median age	30 years · lower than 84% of South Dakota ZIP codes
Men / women	57% / 43%
Median household income	$57,813 · lower than 82% of South Dakota ZIP codes
Income per person	$28,092
Below the poverty line	20%
Bachelor’s degree or higher	25% of adults 25+
Housing units	105
Households	65 (4.83 people on average)
Owners / renters	52% / 48%
Land area	427.98 sq mi (plus 2.31 sq mi of water)

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 57521. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.

ZIP codes near 57521

ZIP code	City	Distance	Type
57552	Midland, SD	13.5 mi N	Standard
57543	Kadoka, SD	15.9 mi W	Standard
57562	Okaton, SD	17.3 mi E	Standard
57567	Philip, SD	25.2 mi NW	Standard
57559	Murdo, SD	26.2 mi E	Standard
57560	Norris, SD	29.3 mi S	Standard
57547	Long Valley, SD	29.9 mi S	Standard
57577	Wanblee, SD	33.1 mi SW	Standard
57579	White River, SD	33.1 mi SE	Standard
57537	Hayes, SD	35.2 mi N	Standard
57531	Draper, SD	36.5 mi E	Standard
57750	Interior, SD	37.7 mi W	Standard

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 57521 or measure the distance to another ZIP code.

How to address mail to 57521

JANE SMITH
123 MAIN ST
BELVIDERE SD 57521

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (57521-XXXX) helps mail sort faster but isn’t required.

Questions

What city is ZIP code 57521?: 57521 is a Belvidere, South Dakota ZIP code.
What county is 57521 in?: ZIP code 57521 is in Jackson County, South Dakota.
What time zone is ZIP code 57521 in?: 57521 is in the Mountain Time zone (America/Denver).
What area code is 57521?: Phone numbers in ZIP code 57521 use area code 605.
What is the population of ZIP code 57521?: About 314 people live in ZIP code 57521, according to the Census Bureau’s American Community Survey (2020–2024).
What is the median income in 57521?: The median household income in 57521 is $57,813 a year, lower than 82% of South Dakota ZIP codes.
What ZIP codes are near 57521?: The nearest ZIP codes to 57521 are 57552 (Midland, 13.5 miles), 57543 (Kadoka, 15.9 miles), 57562 (Okaton, 17.3 miles) and 57567 (Philip, 25.2 miles).