Population

71,785

US Census estimate, July 2025

Median home value

$335,500

Owner-occupied units

Idaho Falls, ID

Idaho · 43.490° N, 112.035° W · 27 sq mi

Idaho Falls is a city in Idaho, with a population of 71,785 and about 2,643 residents per square mile. The median household earns $73,110 a year, and the median home is worth $335,500.

Conditions

Humidity & wind

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UV index

—

Sunrise & sunset

—

Local time

—

Size & density

Land area

27 sq mi

Water excluded

Population density

2,643

People per square mile

Rank by population

#576

Of cities on this site

Rank by area

#505

Of cities on this site

Money & housing

Median household income

$73,110

US median ≈ $78,538

Median gross rent

$1,075

Per month

Homeownership

64.2%

US ≈ 65%

Average commute

18.9 min

One way

People

Median age

33.7

US median 39.1

Bachelor's degree +

31.7%

Age 25 and over

Foreign born

4.2%

Households

24,728

2.68 people each

Climate · 2021–2025 average

Clear days 45^/yr Mostly or fully clear sky

Days with rain 116^/yr 0.01 in or more

Days with snow 72^/yr

Days above 90° 43^/yr

Below freezing 164^/yr

Annual rainfall 13ⁱⁿ Inches per year, scaled to 70 in — the rows above count days

Warmest month

July

Average high 93°F

Coldest month

January

Average low 13°F

What people here do for work

Education & health care 22.1^%

Retail trade 14.5^%

Professional & business services 14.4^%

Manufacturing 9.6^%

Top four industries · share of all workers · ACS 2024

Wealthiest person in Idaho

Name

Frank VanderSloot

Forbes, Apr 2025

Net worth

$3.2B

As of 25 Apr 2025 — not live

Lives in

Idaho Falls

Source of wealth

Nutrition, wellness

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

Largest employer in Idaho · private sector

Employer

Micron Technology

Sector

Semiconductors

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

Largest public company in Idaho

Company

Albertsons

Revenue

$79.2B

Fiscal year 2024

Headquarters

Boise

Ticker

ACI

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

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State of Idaho

State bird

Mountain Bluebird

State flower

Syringa

State capital