Lewis and Clark County

Lewis and Clark County has 73,464 residents across 9 ZIP codes with their own report. Median household income is $78,237, 8% above the Montana figure. The typical owner-occupied home is valued at $393,500, and 43% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026

73,464residentsACS 2020–2024

$78,237median household incomeMontana: $73K

$393,500median home valueowner-occupied homes

90%of households have broadbandhome internet subscription

Lewis and Clark County in MontanaZIP codes in Lewis and Clark County highlighted; the rest of Montana in grey

Map of Montana with Lewis and Clark County highlighted

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates · U.S. Census Bureau, 2024 Gazetteer and 2020 ZCTA relationship files

All 9 ZIP codes.

Colour shows where each zip code sits among the others in the table, from lowest to highest.

ZIP code	Residents	Household income	Home value	Owners	Bachelor's+	Broadband	Commute
59410	520	$42K	$259K	66%	26%	71%	24 min
59601	31,728	$72K	$387K	56%	51%	88%	15 min
59602	30,754	$93K	$409K	84%	39%	94%	22 min
59625	663	$-666667K	$-666667K	–	100%	–	14 min
59633	272	$-666667K	$414K	72%	16%	85%	36 min
59635	8,292	$84K	$396K	83%	37%	92%	26 min
59639	1,021	$58K	$372K	87%	34%	86%	20 min
59640	160	$99K	$288K	74%	51%	79%	22 min
59648	486	$66K	$264K	89%	22%	79%	27 min

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

People.

73,464 residents in 31,215 households, next to the Montana figure.

21%

under 18

20%

aged 18–34

20%

aged 65 and over

33%

of households are people living alone

48%

of households are married couples

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Homes.

34,082 housing units; the median owner-occupied home is valued at $393,500 (±$9,364).

70%

of households own their home

66%

of homes are detached single-family houses

are in buildings with 5 or more units

10%

are mobile homes

of housing units are vacant

$1,102

median gross rent a month

When homes were built

2020 or later3%

2010–201913%

2000–200913%

1990–199912%

1980–198911%

1970–197918%

1960–19696%

1950–19596%

1940–19493%

1939 or earlier13%

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Income and work.

Household income and work, in 2024 dollars; median household income ±$3,203.

$78,237

median household income

8.1%

of people live below the poverty line

3.2%

unemployment rate

43%

of adults 25+ hold a bachelor’s degree or higher

The poverty rate uses the federal poverty thresholds, which vary with family size. It says nothing on its own about what a neighborhood is like to live in.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Getting around.

How workers aged 16 and over get to work, and how long it takes.

20 min

average commute to work

of commuters travel 45 minutes or more

79%

of workers drive or carpool

take public transportation

walk or bike

15%

work from home

of households have no car

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Internet.

Home internet subscriptions.

90%

of households have a broadband subscription

have no internet access at home

American Community Survey figures are estimates from a rolling sample, averaged over 2020–2024. Each comes with a margin of error, which is wider in places with fewer people.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates