Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/57030

57030

ZIP 57030 is Garretson, South Dakota, mostly in Minnehaha County; area code 605; Central time.

Type
Standard
Time zone
America/Chicago
County
Minnehaha +1 more
Metro area
Sioux Falls, SD-MN
Population
2,510
Coordinates
43.7357, -96.5437
☼ Live from 57030 — Garretson, SD

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 57030 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 57030
  • 🔢 Type 57030 into a pocket calculator and turn it upside down: OEOLS — not quite a word, sorry.
  • ➕ As a number, 57,030 = 2 × 3 × 5 × 1901. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101111011000110
  • 🏠 Its numerical neighbours: 57029 (Freeman, SD, 54 mi away) and 57031 (Gayville, SD, 68 mi away).
  • 🔄 Backwards, 57030 becomes 03075, which is not a ZIP code at all.
  • 👥 29 other ZIP codes are made of exactly the same digits (00735, 03057, 03570, 03750, 05037, 05073, …). The farthest-flung twin is 00735 in Ceiba, PR, 2,511 miles away.
  • 🧭 Farther north than 86% of all ZIP codes, and farther west than 73%.
  • 🎯290 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 57030 and you would come out at 43.74°S, 83.46°E — 737 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 27m of daylight. Shortest: 8h 55m.
  • 📏 At 132.8 square miles of land, 57030 is bigger than 84% of ZIP codes — room for about 101 Central Parks.
🌙 The sky over 57030 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population2,510This ZIP2,510
Households1,091This ZIP1,091
Housing units1,155This ZIP1,155
Median age48.1This ZIP48.1South Dakota38.0US 38.9
Median household income$79,375This ZIP$79,375South Dakota$75,081US $80,734
Median home value$327,400This ZIP$327,400South Dakota$257,400US $332,700
Median gross rent$724This ZIP$724South Dakota$946US $1,413
Bachelor's degree or higher32.7%This ZIP32.7%
Mean commute25.9 minThis ZIP25.9 min
Population density18.9 / sq miThis ZIP18.9 / sq mi

Business and tax activity

Business establishments81This ZIP81
Employees516This ZIP516
Annual payroll$24,830,000This ZIP$24,830,000
Tax returns filed1,520This ZIP1,520
Total adjusted gross income$151,900,000This ZIP$151,900,000

Land area

Land area132.79 sq miThis ZIP132.79 sq mi
Water area0.39 sq miThis ZIP0.39 sq mi

Counties 57030 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Minnehaha County 89.9%
Rock County 10.1%

Other place names in 57030

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 57030

ZIPCityDistance
57005 Brandon, SD 10.1 mi
56144 Jasper, MN 10.6 mi
57003 Baltic, SD 10.6 mi
57055 Renner, SD 11.1 mi
56116 Beaver Creek, MN 11.4 mi
57068 Valley Springs, SD 11.5 mi
57065 Trent, SD 11.8 mi
57104 Sioux Falls, SD 12.2 mi
57022 Dell Rapids, SD 12.7 mi
57109 Sioux Falls, SD 13.1 mi

Find every ZIP code within 10 miles of 57030 →

Questions about this ZIP code

Where is ZIP code 57030?

57030 is in Garretson, South Dakota, in Minnehaha County, part of the Sioux Falls, SD-MN metropolitan area. Its published point location is 43.7357, -96.5437.

What county is 57030 in?

57030 spans 2 counties: Minnehaha County and Rock County. Most of it falls in Minnehaha County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 57030?

Garretson uses area code 605, from NANPA's telephone records.

What time zone is 57030 in?

57030 uses America/Chicago.

How many people live in 57030?

About 2,510 people live in ZIP code 57030, in 1,091 households, at 18.9 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 57030?

$79,375 a year, against $75,081 across South Dakota.

What ZIP codes are near 57030?

The closest are 57005 (10.1 mi), 56144 (10.6 mi), 57003 (10.6 mi), 57055 (11.1 mi) and 56116 (11.4 mi).

Is 57030 a PO Box ZIP code?

57030 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “57030 ZIP Code — Garretson, South Dakota (Minnehaha County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57030

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/57030.json

Underlying data is public domain or openly licensed — sources, vintages and licences.