Population

80,589

US Census estimate, July 2025

Median home value

$299,400

Owner-occupied units

Rapid City, SD

South Dakota · 44.071° N, 103.218° W · 56 sq mi

Rapid City is a city in South Dakota, with a population of 80,589 and about 1,439 residents per square mile. The median household earns $70,870 a year, and the median home is worth $299,400.

Conditions

Humidity & wind

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UV index

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Sunrise & sunset

—

Local time

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Forgotten Flicks movie T-shirts on TeePublic

Size & density

Land area

56 sq mi

Water excluded

Population density

1,439

People per square mile

Rank by population

#486

Of cities on this site

Rank by area

#203

Of cities on this site

Money & housing

Median household income

$70,870

US median ≈ $78,538

Median gross rent

$1,109

Per month

Homeownership

62.9%

US ≈ 65%

Average commute

17.5 min

One way

People

Median age

39.1

US median 39.1

Bachelor's degree +

37%

Age 25 and over

Foreign born

2.6%

Households

32,368

2.3 people each

What people here do for work

Education & health care 28.8^%

Retail trade 11.9^%

Arts, food & hospitality 10.4^%

Professional & business services 10.2^%

Top four industries · share of all workers · ACS 2024

State of South Dakota

State bird

Ring-necked Pheasant

State flower

Pasque Flower

State capital

Pierre

Nickname

The Mount Rushmore State

Compare Rapid City with

Cities about the same size

Wealthiest person in South Dakota

Name

T. Denny Sanford

Forbes, Apr 2025

Net worth

$2.1B

As of 25 Apr 2025 — not live

Lives in

Sioux Falls

Source of wealth

Banking, credit cards

Compiled from public reporting, not from an official dataset, and not independently verified.

Largest employer in South Dakota · private sector

Employer

Sanford Health

Sector

Healthcare

Compiled from public reporting, not from an official dataset, and not independently verified. Government employers are excluded.

Largest public company in South Dakota

Company

Black Hills Corporation

Revenue