Montana · Census, HUD and BEA figures · Updated

Cost of Living in Lewis and Clark County, MT

Prices around Lewis and Clark County, MT run 4.3% below the U.S. average (BEA, the metro area). The typical household there earns $78,237 a year, and HUD puts a two-bedroom at $1,647 a month. Keeping that rent under 30% of income takes about $65,880 a year.

Lewis and Clark County, MT at a glance

Median household income

$78,237$6,520 per month · U.S. Census Bureau ACS 5-Year
2-bedroom rent$1,647HUD FY2026 Fair Market Rent
Price level (U.S. = 100)95.7-4.3% · BEA, the metro area
Electricity15.1¢per kWh · EIA Residential MT
Population73,464Census ACS 5-year estimate

How much rent can you afford in Lewis and Clark County, MT?

HUD’s fair market rent for each size, against what a typical household here earns. Change the income to see yours.

Affordable (< 30% of income)
HUD Fair Market Rent$1,647Monthly market rent
Share of gross income25.3%Recommended max: 30%
Annual income needed$65,880To meet the 30% standard
Max affordable rent$1,956At 30% of $78,237
0%30% (Affordability standard)100%
Compare against:

How much is rent in Lewis and Clark County, MT? By bedroom, 2026

HUD's fiscal 2026 Fair Market Rents for Lewis and Clark County, MT HUD Metro FMR Area, with the income each one takes if rent stays under 30% of it.

HUD Fair Market Rent in Lewis and Clark County, MT, fiscal 2026
Unit SizeMonthly RentAnnual Rent30% Rule Min. Income% of Median Income
Studio / Efficiency$1,136$13,632$45,44017.4%
1-Bedroom Apartment$1,319$15,828$52,76020.2%
2-Bedroom ApartmentBenchmark$1,647$19,764$65,88025.3%
3-Bedroom Home$2,250$27,000$90,00034.5%
4-Bedroom Home$2,496$29,952$99,84038.3%

Rent in Lewis and Clark County, MT, with the wage each unit needs →

What a typical income covers in Lewis and Clark County, MT

The 50/30/20 rule applied to the local median of $78,237 a year ($6,520 a month before tax).

Needs (50%)$3,260/moRent ($1,647 2-BR), utilities (~$136/mo), groceries, transit
Wants (30%)$1,956/moEating out, travel, subscriptions and the rest
Savings and debt (20%)$1,304/moEmergency fund, retirement, paying down loans

What $78,237 leaves after Montana taxes

Federal income tax, Social Security, Medicare and Montana tax on the local median income. Change the salary to see yours.

$78,237
$30,000$160,000
Filing status:
Gross salary breakdown$78,237
Net 78%
Fed 11%
MT 4%
FICA 8%
Annual take-home$60,810After all taxes
Monthly deposit$5,068Estimated per month
Biweekly paycheck$2,339Every 2 weeks (26/yr)
Effective tax rate22.3%Total tax burden
Federal income tax$8,382 / yr
Montana state income tax$3,059 / yr
FICA (Social Security & Medicare)$5,985 / yr

Living in Lewis and Clark County, MT: common questions

What is the median household income in Lewis and Clark County, MT?

According to the latest U.S. Census Bureau ACS 5-Year survey, the median household income in Lewis and Clark County, MT is $78,237 per year (approximately $6,520 per month).

What is the average rent in Lewis and Clark County, MT?

The closest official figure is HUD's Fair Market Rent for 2026: $1,136 for a studio, $1,319 for one bedroom, $1,647 for two, $2,250 for three and $2,496 for four, utilities included.

It is not an average of listings. HUD sets it at the rent 40% of recent movers paid or less for a standard unit, so a new lease on a nicer place will usually cost more.

Is Lewis and Clark County, MT expensive to live in?

Prices there run 4.3% below the U.S. average. BEA's regional price parity for the metro area is 95.7, where the U.S. is 100. Rent moves the number most: housing is where places differ, while goods cost about the same everywhere.

How much do you need to earn to comfortably afford rent in Lewis and Clark County, MT?

To keep a $1,647 two-bedroom under 30% of gross income, a household needs about $65,880 a year, or $5,490 a month. That is 84% of what the typical household in Lewis and Clark County, MT earns.

How much do you need to live comfortably in Lewis and Clark County, MT?

On the local median income of $78,237 ($6,520 a month before tax), the 50/30/20 rule leaves $3,260 a month for needs like rent, utilities and groceries, $1,956 for everything else and $1,304 for savings or debt. A two-bedroom at $1,647 takes 51% of the needs share.

How much is the electric bill in Lewis and Clark County, MT?

Homes in Montana paid 15.1¢ per kWh on average (EIA). At 900 kWh a month, a typical use, that is about $136. Your bill depends mostly on heating and cooling.