US ZIP Code Map

ZIP code

57751

Keystone, SD

STANDARD

57751 covers Keystone in Pennington County, with 996 people in the ACS estimate.

Map of 57751, Keystone

ZIP code map

ACS population

996

Median household income

$100,714

Median home value

$388,300

About ZIP code 57751

Type

STANDARD

City

Keystone

County

Pennington County

Timezone

America/Denver

Area codes

605

Land area

44.2 sq mi

Water area

0.01 sq mi

Households

450

Median gross rent

$660

More enterprise fields

Timezone
America/Denver
Area Codes
605
World Region
NA
Country
US
Housing Count
460
Irs Estimated Households
560
Population Count
717
Irs Estimated Population
900

People in 57751

Race

  • White622
  • Black or African American2
  • American Indian or Alaska Native21
  • Asian4
  • Native Hawaiian and Pacific Islander1
  • Other race15
  • Two or more races52

Hispanic or Latino (any race): 27

Age

  • Under 1064
  • 10 to 1967
  • 20 to 2956
  • 30 to 3951
  • 40 to 4963
  • 50 to 59127
  • 60 to 69150
  • 70 to 79110
  • 80 and older29

Income and housing in 57751

Poverty rate

6.9%

Median earnings

$38,654

Median household income

$100,714

Median home value

$388,300

Median gross rent

$660

Education

  • High school graduate94.5%
  • Bachelor's degree43.9%
  • Graduate degree24.8%

Places covering 57751

Cities and places

66.5% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 57751

IRS populationACS population
1,263631020052023

Hover a year for IRS and ACS values.

ZIP codes near 57751

  1. 57745Hill City8.0 miPop 1,784 · Income $90,089
  2. 57702Rapid City11.1 miPop 35,771 · Income $85,700
  3. 57744Hermosa12.0 miPop 2,211 · Income $110,673
  4. 57730Custer12.7 miPop 5,647 · Income $81,911
  5. 57701Rapid City15.6 miPop 45,221 · Income $52,733
  6. 57709Rapid City15.6 miPop 2,761 · Income —
  7. 57738Fairburn18.2 miPop 366 · Income $48,750
  8. 57718Black Hawk19.5 miPop 7,329 · Income $81,858
  9. 57703Rapid City20.4 miPop 17,543 · Income $84,495
  10. 57759Nemo21.1 miPop 393 · Income $127,396
  11. 57773Pringle21.8 miPop 198 · Income $43,929
  12. 57719Box Elder23.1 miPop 11,475 · Income $74,936

ZIP code 57751 FAQ

What city is ZIP code 57751 in?
57751 is in Keystone, SD.
What county is 57751 in?
57751 is in Pennington County.
What is the median household income in 57751?
The median household income in 57751 is $100,714.
Which ZIP codes are near 57751?
Use the radius tool on this page to list ZIP codes within a chosen distance of 57751.