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zipcodes.pro — ZIP/57703

57703

ZIP 57703 is in Rapid City, South Dakota, in Pennington County; area code 605; Mountain time. Rapid City has 4 ZIP codes; the others are 57701, 57702 and 57709.

Type
Standard
Time zone
America/Denver
County
Pennington
Metro area
Rapid City, SD
Population
18,013
Coordinates
44.0046, -103.0426
☼ Live from 57703 — Rapid City, SD

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Where 57703 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 57703
  • 🔢 Type 57703 into a pocket calculator and turn it upside down: EOLLS — not quite a word, sorry.
  • ➕ As a number, 57,703 = 19 × 3037. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1110000101100111
  • 🏠 Its numerical neighbours: 57702 (Rapid City, SD, 19 mi away) and 57706 (Ellsworth Afb, SD, 11 mi away).
  • 🔄 Backwards, 57703 becomes 30775, which is not a ZIP code at all.
  • 👥 33 other ZIP codes are made of exactly the same digits (05737, 05773, 07735, 07753, 30577, 30757, …). The farthest-flung twin is 07753 in Neptune, NJ, 1,500 miles away.
  • 🧭 Farther north than 87% of all ZIP codes, and farther west than 81%.
  • 🎯369 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 57703 and you would come out at 44.00°S, 76.96°E — 488 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 29m of daylight. Shortest: 8h 53m.
  • 📏 At 129.8 square miles of land, 57703 is bigger than 84% of ZIP codes — room for about 99 Central Parks.
🌙 The sky over 57703 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population18,013This ZIP18,013
Households7,166This ZIP7,166
Housing units7,770This ZIP7,770
Median age38.4This ZIP38.4South Dakota38.0US 38.9
Median household income$83,739This ZIP$83,739South Dakota$75,081US $80,734
Median home value$277,100This ZIP$277,100South Dakota$257,400US $332,700
Median gross rent$1,385This ZIP$1,385South Dakota$946US $1,413
Bachelor's degree or higher22.6%This ZIP22.6%
Mean commute19.9 minThis ZIP19.9 min
Population density138.8 / sq miThis ZIP138.8 / sq mi

Business and tax activity

Business establishments401This ZIP401
Employees5,274This ZIP5,274
Annual payroll$254,101,000This ZIP$254,101,000
Tax returns filed9,340This ZIP9,340
Total adjusted gross income$626,084,000This ZIP$626,084,000

Land area

Land area129.78 sq miThis ZIP129.78 sq mi
Water area0.14 sq miThis ZIP0.14 sq mi

Other place names in 57703

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

ZIP codes near 57703

ZIPCityDistance
57706 Ellsworth Afb, SD 11.1 mi
57701 Rapid City, SD 11.3 mi
57725 Caputa, SD 13.4 mi
57709 Rapid City, SD 14.5 mi
57744 Hermosa, SD 14.6 mi
57719 Box Elder, SD 15.8 mi
57702 Rapid City, SD 18.6 mi
57718 Black Hawk, SD 19.9 mi
57761 New Underwood, SD 20.0 mi
57769 Piedmont, SD 20.6 mi

Find every ZIP code within 10 miles of 57703 →

Questions about this ZIP code

Where is ZIP code 57703?

57703 is in Rapid City, South Dakota, in Pennington County, part of the Rapid City, SD metropolitan area. Its published point location is 44.0046, -103.0426.

What county is 57703 in?

57703 lies in Pennington County.

What area code is 57703?

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

What time zone is 57703 in?

57703 uses America/Denver.

How many people live in 57703?

About 18,013 people live in ZIP code 57703, in 7,166 households, at 138.8 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 57703?

$83,739 a year, against $75,081 across South Dakota.

What ZIP codes are near 57703?

The closest are 57706 (11.1 mi), 57701 (11.3 mi), 57725 (13.4 mi), 57709 (14.5 mi) and 57744 (14.6 mi).

Is 57703 a PO Box ZIP code?

57703 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “57703 ZIP Code — Rapid City, South Dakota (Pennington County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57703

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