CensusEasy
COUNTY · 2020 ACS

Lewis and Clark County

Montana · 70,973 residents · 3,458.381 sq mi
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The short version

Lewis and Clark County has roughly average household income, with a median household income of $66,062. Population has grown 27% since 2000. Median home value has more than doubled since 2000, reaching $263,900.

At a glance
Average income
near the US median
US median: $66,278
Older
median age 41.3
US median: 38.8
More educated
42% hold a bachelor's degree
US average: 33%
Less affordable
home values up 66%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
70,973
+27%since 2000
from 55,716 in 2000
1990 – 2025
Population density
21 / sq mi
+27%since 2000
from 16 / sq mi in 2000
US average: 280
Median age
41.3
+9%since 2000
from 38.0 in 2000
US average: 38.8
Population, 1990 – 2024
45K53K60K68K76K1990201020202024Lewis and Clark County
202473K
1990201020202024
Section 02

Income & economy

Median household income
$66,062
+18%inflation adjusted, since 2000
from $37,360 in 2000
US average: $66,278
1990 – 2024
Per capita income
$36,485
+94%since 2000
from $18,763 in 2000
US average: $35,364
Households earning $100K+
43.6%
+15.6 ptssince 2009
from 28.0% in 2009
US average: 43.9%
Poverty rate
9.5%
−1.4 ptssince 2000
from 10.9% in 2000
US average: 12.8%
Workforce by industry, 2020
Information10.8%
US avg: 11.1%
Other services7.7%
US avg: 6.6%
Wholesale trade6.2%
US avg: 6.7%
Public administration5.8%
US avg: 4.7%
Retail trade3.5%
US avg: 10%
Agriculture, forestry, fishing3%
US avg: 1.7%
Finance & insurance2.5%
US avg: 5.5%
Professional, scientific, technical2.3%
US avg: 4.7%
Construction2.3%
US avg: 1.2%
Arts, entertainment, food1.7%
US avg: 2%
Transportation & warehousing0.8%
US avg: 2.5%
Manufacturing0.7%
US avg: 0.5%
Education & health services0.2%
US avg: 0.8%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$263,900
+66%inflation adjusted, since 2000
from $105,800 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$863
+26%inflation adjusted, since 2000
from $457 in 2000
US average: $1,124
Owner-occupied
68.3%
−1.7 ptssince 2000
from 70.1% in 2000
31.7% rent
Afford Score
4.0
+41%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)
Segregation Score0%
2020
White, non-Hispanic87.4%(62,063)
Black0.4%(266)
Hispanic / Latino3.7%(2,599)
Asian0.8%(551)
Other5%(3,538)
Diversity Score23.4%(16,610)
Segregation Score16.6%(11,807)
Diversity Score
23
+317%since 2000
from 6 in 2000
1990 – 2024
Segregation Score
17
Section 05

Education

Bachelor's degree or higher
42.5%
+10.9 ptssince 2000
from 31.6% in 2000
US average: 32.9%
High school or higher
95.6%
+4.3 ptssince 2000
from 91.4% in 2000
US average: 88.5%
Graduate degree
16.0%
+5.7 ptssince 2000
from 10.3% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
16.8 min
+54%since 2000
from 11.0 min in 2000
US average: 26.9
Drive alone to work
73.8%
+0.8 ptssince 2009
from 73.0% in 2009
US average: 75.1%
No vehicle available
5.0%
+0.3 ptssince 2009
from 4.7% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
3.5%
−2.4 ptssince 2011
from 5.9% in 2011
US average: 5.4%
Labor force participation
66.8%
−2.0 ptssince 2011
from 68.7% in 2011
US average: 63.4%
Management & professional
47.6%
−22.6 ptssince 2009
from 70.2% in 2009
US average: 39.3%
Section 08

People & community

Male
49.5%
Unchangedsince 2009
from 49.5% in 2009
Female
50.5%
Unchangedsince 2009
from 50.5% in 2009
Foreign born
1.5%
−0.4 ptssince 2009
from 1.9% in 2009
US average: 13.5%
Uninsured
5.2%
−84.3 ptssince 2013
from 89.5% in 2013
US average: 8.8%
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+1%
Home value$306,500+16%
Population7,157−90%
SEE FULL COMPARISON →
LEWIS AND CLARK COUNTY VS
Teton County
Income$70,430+7%
Home value$264,000same
Population6,496−91%
SEE FULL COMPARISON →
LEWIS AND CLARK COUNTY VS
Cascade County
Income$67,690+2%
Home value$265,300+1%
Population85,029+13%
SEE FULL COMPARISON →
LEWIS AND CLARK COUNTY VS
Broadwater County
Income$70,374+7%
Home value$426,600+62%
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 70,973 residents according to the 2020 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 $66,062 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 $263,900, and the typical rent is about $863 a month.

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

About 42.5% 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 9.5% 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 23,478 residents, a change of about 49 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
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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