CensusEasy
COUNTY · 2010 ACS

Lewis and Clark County

Montana · 63,395 residents · 3,458.381 sq mi
Time machine
COMPARE TO
Part of the Helena metro area
Compare
The short version

Lewis and Clark County has roughly average household income, with a median household income of $50,238. Population has held roughly steady since 2000. Median home value has risen by half since 2000, reaching $185,500.

At a glance
Average income
near the US median
US median: $52,703
Older
median age 40.9
US median: 37.2
More educated
35% hold a bachelor's degree
US average: 28%
Less affordable
home values up 38%, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
63,395
+14%since 2000
from 55,716 in 2000
1990 – 2025
Population density
18 / sq mi
+14%since 2000
from 16 / sq mi in 2000
US average: 261
Median age
40.9
+8%since 2000
from 38.0 in 2000
US average: 37.2
Population, 1990 – 2024
45K53K60K68K76K1990201020202024Lewis and Clark County
202473K
1990201020202024
Section 02

Income & economy

Median household income
$50,238
+6%inflation adjusted, since 2000
from $37,360 in 2000
US average: $52,703
1990 – 2024
Per capita income
$25,894
+38%since 2000
from $18,763 in 2000
US average: $27,286
Households earning $100K+
28.6%
+0.6 ptssince 2009
from 28.0% in 2009
US average: 33.3%
Poverty rate
9.7%
−1.2 ptssince 2000
from 10.9% in 2000
US average: 13.8%
Income inequality (Gini)
0.400
US average: 0.461
Workforce by industry, 2010
Information10.8%
US avg: 11.5%
Other services8%
US avg: 7%
Wholesale trade7.4%
US avg: 7.2%
Public administration7.1%
US avg: 4.9%
Finance & insurance3.7%
US avg: 5.1%
Professional, scientific, technical3.1%
US avg: 4.2%
Agriculture, forestry, fishing2.8%
US avg: 1.9%
Retail trade2.8%
US avg: 10.9%
Construction2.1%
US avg: 1.4%
Arts, entertainment, food1.6%
US avg: 2.4%
Transportation & warehousing1.5%
US avg: 3.1%
Manufacturing0.7%
US avg: 0.5%
Education & health services0.5%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$185,500
+38%inflation adjusted, since 2000
from $105,800 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$658
+14%inflation adjusted, since 2000
from $457 in 2000
US average: $853
Owner-occupied
47.8%
−22.2 ptssince 2000
from 70.1% in 2000
30.8% rent
Vacancy rate
11.4%
+0.3 ptssince 2009
from 11.1% in 2009
US average: 12.1%
Owner cost-burdened
25.2%
+1.0 ptssince 2009
from 24.2% in 2009
US average: 30.9%
Renter cost-burdened
44.6%
+2.1 ptssince 2009
from 42.5% in 2009
US average: 46.8%
Afford Score
3.7
+30%since 2000
from 2.8 in 2000
1990 – 2024
RELATED:See current rent listings in Lewis and Clark County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic94.4%(52,571)
Black0.2%(104)
Hispanic / Latino1.5%(843)
Asian0.5%(282)
Other0%
Diversity Score5.6%(3,126)
2010
White, non-Hispanic92.4%(58,599)
Black0.3%(203)
Hispanic / Latino2.5%(1,582)
Asian0.6%(350)
Other3.7%(2,323)
Diversity Score16.8%(10,648)
Diversity Score
17
+199%since 2000
from 6 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
34.7%
+3.1 ptssince 2000
from 31.6% in 2000
US average: 27.9%
High school or higher
94.4%
+3.0 ptssince 2000
from 91.4% in 2000
US average: 84.9%
Graduate degree
11.8%
+1.5 ptssince 2000
from 10.3% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
17.3 min
+58%since 2000
from 11.0 min in 2000
US average: 25.2
Drive alone to work
73.3%
+0.3 ptssince 2009
from 73.0% in 2009
US average: 76.2%
Carpooled to work
13.5%
+0.9 ptssince 2009
from 12.6% in 2009
US average: 10.4%
Public transit
0.3%
−0.1 ptssince 2009
from 0.4% in 2009
US average: 4.7%
Worked from home
4.5%
−0.1 ptssince 2009
from 4.6% in 2009
US average: 4.1%
Walked to work
5.4%
−0.9 ptssince 2009
from 6.3% in 2009
US average: 2.8%
Biked to work
1.6%
−0.1 ptssince 2009
from 1.7% in 2009
US average: 0.5%
No vehicle available
5.1%
+0.4 ptssince 2009
from 4.7% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
19.4%
+0.1 ptssince 2009
from 19.3% in 2009
US average: 12.9%
Management & professional
42.6%
−27.6 ptssince 2009
from 70.2% in 2009
US average: 35.2%
Section 08

People & community

Male
49.4%
−0.1 ptssince 2009
from 49.5% in 2009
Female
50.6%
+0.1 ptssince 2009
from 50.5% in 2009
Foreign born
2.0%
+0.1 ptssince 2009
from 1.9% in 2009
US average: 12.8%
Veterans
14.7%
−34.0 ptssince 2009
from 48.7% in 2009
US average: 9.9%
Drill deeper

Places similar to Lewis and Clark County

Morgan County
Pop 74,967
Floyd County
Pop 82,153
Kosciusko County
Pop 80,892
Lonoke County
Pop 76,664
Places similar to Lewis and Clark County
Head to head

Compare Lewis and Clark County to nearby counties

LEWIS AND CLARK COUNTY VS
Powell County
Income$66,923+33%
Home value$306,500+65%
Population7,157−90%
SEE FULL COMPARISON →
LEWIS AND CLARK COUNTY VS
Teton County
Income$70,430+40%
Home value$264,000+42%
Population6,496−91%
SEE FULL COMPARISON →
LEWIS AND CLARK COUNTY VS
Cascade County
Income$67,690+35%
Home value$265,300+43%
Population85,029+13%
SEE FULL COMPARISON →
LEWIS AND CLARK COUNTY VS
Broadwater County
Income$70,374+40%
Home value$426,600+130%
Population8,493−89%
SEE FULL COMPARISON →
Frequently asked

How many people live in Lewis and Clark County, Montana?

Lewis and Clark County, Montana has about 63,395 residents according to the 2010 American Community Survey.

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

The typical household in Lewis and Clark County, Montana earns about $50,238 a year. Half of households make more than that, and half make less.

Is Lewis and Clark County, Montana expensive?

In Lewis and Clark County, Montana, the median home is worth about $185,500, and the typical rent is about $658 a month.

How educated are people in Lewis and Clark County, Montana?

About 34.7% of adults age 25 and over in Lewis and Clark County, Montana hold a bachelor's degree or higher.

What is the poverty rate in Lewis and Clark County, Montana?

About 9.7% of people in Lewis and Clark County, Montana live below the federal poverty line.

Has Lewis and Clark County, Montana grown since 1990?

Yes, Lewis and Clark County, Montana has grown since 1990. The population has added about 15,900 residents, a change of about 33 percent over that period.

Keep going

Explore from here

17 census tracts
Census Tract 12.01Census Tract 4Census Tract 2Census Tract 12.02Census Tract 7.02Census Tract 5.03Census Tract 5.01Census Tract 11.02Census Tract 8Census Tract 9Census Tract 10Census Tract 5.04Census Tract 11.01Census Tract 3Census Tract 6Census Tract 7.01Census Tract 1
11 ZIP codes
ZIP 59601ZIP 59602ZIP 59635ZIP 59639ZIP 59625ZIP 59410ZIP 59648ZIP 59633ZIP 59640ZIP 59636ZIP 59623
Up the hierarchy
All counties in Montana
Rankings
Highest income countiesLowest poverty counties

DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →