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Helena, MT

Last updated
Key Indicators
A quick look at key numbers

Population

33,639
Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

40.5
years ∙ half population younger than 40.5, half older

Diversity Index

Low High
24.8%
chance two random people differ in race and ethnicity

Nativity

1.6%
foreign-born population
98.4%Native
1.6% Foreign-born

Geographic Context

Location, size, and surroundings

About

Helena is a city within Lewis and Clark County, Montana, United States.
Location
City in Lewis and Clark County, MT, US
Co-ordinates
DEC46.596556° N, 112.021765° W
DMS46° 35′ 47.60″ N, 112° 01′ 18.35″ W

Population Density & area

1,956/sq mi (755.9/km²)
Total Area
17.2 sq mi (44.6 km²)
Land Area
17.2 sq mi (44.5 km²) · 99.77%
Water Area
0 sq mi (0.1 km²) · 0.23%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

47.8% male
Male 47.8%
Female 52.2%
males per 100 females
Helena 91.7
Lewis and Clark County 98.5
Montana 102.7

Nativity

1.6%
foreign-born population
98.4%Native
1.6% Foreign-born
% Foreign-born
Helena 1.6%
Lewis and Clark County 1.9%
Montana 2.3%
Age Distribution
How the population is spread across age groups

Median Age

40.5
years ∙ half population younger than 40.5, half older
Helena
40.5
Lewis and Clark County
41.8
Montana
40.4

Dependency ratio

Low High
68.8
dependents per 100 working-age adults
Helena 68.8
Lewis and Clark County 70.6
Montana 69.9

AGE DISTRIBUTION

Distribution of age group
Median age
Helena Lewis and Clark County Montana
Age Group
Children (Under 18) 19.1% 21.2% 21%
Working age (18-64) 59.2% 58.6% 58.9%
Senior (65+) 21.7% 20.2% 20.1%
Dependency ratio
Total dependency ratio 68.8 70.6 69.9
Child dependency ratio 32.2 36.2 35.7
Old-age dependency ratio 36.6 34.5 34.2
Racial & Ethnic Composition
Racial and ethnic makeup and how it compares

Race & Ethnicity

White
86.4%
Black
0.8%
Asian
0.5%
Hispanic
4.7%
Other
7.6%
Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

Low High
24.8%
chance two random people differ in race and ethnicity
Helena 24.8%
Lewis and Clark County 21.1%
Montana 29.4%
Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity
Percentage of Helena population
Racial and ethnic composition — Helena vs Lewis and Clark County vs Montana. Source: ACS 2020-2024 5-Year Estimates.
Helena Lewis and Clark County Montana
Hispanic or Latino 4.7% 4% 4.6%
Mexican 2.7% 2.4% 2.9%
Puerto Rican 0.5% 0.4% 0.2%
Cuban 0.2% 0.1% 0.1%
Other Hispanic / Latino 1.2% 1.1% 1.3%
Not Hispanic or Latino 95.3% 96% 95.4%
One race 90% 91.3% 90.7%
White 86.4% 88.6% 83.6%
Black or African American 0.8% 0.5% 0.4%
American Indian and Alaska Native 2% 1.3% 5.3%
Asian 0.5% 0.5% 0.8%
Native Hawaiian and Other Pacific Islander 0% 0% 0%
Some Other Race 0.3% 0.4% 0.5%
Two or more races (Multiracial) 5.3% 4.7% 4.7%
Household & Families Composition
Household size, type, and family structure

Household structure

47.5% family
Family 47.5%
Non family 52.5%
% family households
Helena 47.5%
Lewis and Clark County 59.4%
Montana 60.3%

Average household size

2.04
persons per household
Helena
2.04
Lewis and Clark County
2.3
Montana
2.37

Household & Family COMPOSITION

Households
Percentage of Helena population
Helena Lewis and Clark County Montana
Total households 15,774 31,215 458,859
Average houshold size 2.04 2.3 2.37
Family households 7,490 18,533 276,731
Average family size 2.85 2.92 3
Married couple family 5,650 14,946 222,207
Other families 1,840 3,587 54,524
Male householder 465 1,346 19,995
Female householder 1,375 2,241 34,529
Non-family households 8,284 12,682 182,128
One-person households 6,943 10,255 144,042
Male householder 2,938 4,802 71,216
Senior (65+) living alone 988 1,753 24,799
Female householder 4,005 5,453 72,826
Senior (65+) living alone 2,025 2,749 38,387
Other living arrangements 1,341 2,427 38,086

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

16,591
housing units
Helena 16,591
Lewis and Clark County 34,082
Montana 528,419

Occupancy status

95.1% occupied
Occupied 95.1%
Vacant 4.9%
vacancy rate
Helena 4.9%
Lewis and Clark County 8.4%
Montana 13.2%
Housing Characteristics
How the housing supply is structured and used

Types of Housing unit

57.3%
Single family houses
Single family houses
57.3%
Apartments in multi-unit structures
39%
Mobile homes
3.5%
Boat, RV, van, etc
0%

Median Year Built

1975
Half of houses were built before 1975, and half after.
Historic ∙ 1939 or earlier
21.6%
Postwar & mid-century ∙ 1940 - 1969
21.9%
Late 20th century ∙ 1970 - 1999
32.5%
Modern ∙ 2000 or later
24.1%
Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms
Physical characteristics of housing units
Helena Lewis and Clark County Montana
Rooms per unit
Median rooms 5.1 5.5 5.6
1–3 rooms 20.7% 14.6% 14.6%
4–6 rooms 48.3% 49% 49.7%
7+ rooms 30.8% 36.2% 35.9%
Bedrooms
No bedroom / studio 4.6% 3.3% 2.7%
1 bedroom 14.4% 10% 10.3%
2 bedrooms 33.6% 25.6% 25.7%
3 bedrooms 25.9% 35.4% 36.5%
4+ bedrooms 21.5% 25.8% 24.8%
At a glance
Median year built 1975 1983 1981
Total housing units 16,591 34,082 528,419
Occupancy Profile
Who is inside and how they use it

Homeownership

52.6% owners
Renter-occupied 47.4%
Owner-occupied 52.6%
homeownership rate
Helena 52.6%
Lewis and Clark County 70.1%
Montana 69.2%

Average household size

2.21
Owner-occupied
1.86
Renter-occupied
owner-occupied average size
Helena 2.21
Lewis and Clark County 2.43
Montana 2.49

Housing Characteristics

Occupied unit characteristics
Tenure, crowding, and utilities
Helena Lewis and Clark County Montana
Total occupied units 15,774 31,215 458,859
Year moved in
2020 or later 33.1% 26.6% 25.5%
2010 to 2019 41.3% 41.4% 39.7%
2000 to 2009 10.8% 15.1% 15.9%
1999 or earlier 14.8% 16.9% 18.9%
Occupants per room
1.00 or fewer 98.5% 98.6% 98.2%
1.01 to 1.50 0.9% 0.9% 1.2%
1.51 or more 0.6% 0.5% 0.7%
Vehicles availability
No vehicles 8.6% 5.3% 4.7%
1 vehicle 41.8% 27.7% 26.9%
2 vehicles 35% 37.4% 36.9%
3 or more vehicles 14.6% 29.6% 31.5%
House heating fuel used
Gas 63.6% 66.9% 63.5%
Electricity 34% 26.9% 27.3%
Solar 0.3% 0.4% 0.2%
Fuel oil, kerosene etc 0% 0.1% 0.6%
All other fuels 1.2% 5.2% 7.9%
No fuel used 1% 0.6% 0.5%
Selected characteristics
Lacking complete plumbing 0.3% 0.5% 0.5%
Lacking complete kitchen 1.9% 1.2% 0.9%
No telephone service available 1.6% 1% 1.1%
Housing Value
What owner-occupied units are worth

Median home value

$387,300
owner-occupied units
Median value(USD)
Helena
$387,300
Lewis and Clark County
$393,500
Montana
$375,800

Housing Cost Burden

26.5%
of homeowners with a mortgage are cost-burdened
% Cost-Burdened Households
Owners with a mortgage
26.5%
Owners without a mortgage
11.4%
Renters
40%
Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs
Tenure, crowding, and utilities
Helena Lewis and Clark County Montana
Property value
Median Value $387,300 $393,500 $375,800
Under $100,000 3.7% 7.1% 10.2%
$100,000 - $200,000 5.1% 5.5% 11.2%
$200,000 - $300,000 16.4% 14.5% 15.9%
$300,000 - $500,000 53.2% 46.9% 30.8%
$500,000 - $1,000,000 19.3% 21.6% 24.9%
$1,000,000 and more 2.3% 4.3% 7%
Owner-occupied households
With a mortgage 54.7% 60.7% 54.5%
Without a mortgage 45.3% 39.3% 45.5%
Median monthly owner costs
With a mortgage $1,844 $1,883 $1,798
Without a mortgage $673 $626 $571
Gross rent
Median rent $1,092 $1,102 $1,081

Education Profile

How educated is the community and how education pays off

Adults with a college degree

50.6%
of adults 25+ with a bachelor's degree or higher
Helena 50.6%
Lewis and Clark County 43%
Montana 35.2%

Adults without a high school diploma

4.8%
of adults (25+) without a high school diploma
Helena 4.8%
Lewis and Clark County 5.1%
Montana 5.4%
School Enrollment
Who is enrolled in school and at what level

School enrollment

7,496
population (age 3+) enrolled in school
Nursery / Preschool
5.5%
K–12
62.5%
College / Undergraduate
25.7%
Graduate / Professional
6.3%

College-going rate (18-24 yr olds)

53.7%
of 18-24-year-olds in college or graduate school
Helena
53.7%
Lewis and Clark County
43.7%
Montana
34.5%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split
Population 3+ currently enrolled in a school
Helena Lewis and Clark County Montana
Total enrolled (age 3+) 7,496 15,944 240,826
Nursery / preschool 5.5% 6.7% 5.2%
K–12 62.5% 68.8% 70.6%
Kindergarten 5.2% 6% 5.3%
Elementary: Grades 1–4 19.2% 20.2% 21.7%
Elementary: Grades 5–8 20.3% 22.3% 22%
High School: Grades 9–12 17.8% 20.3% 21.7%
College or graduate school 32% 24.5% 24.2%
College, undergraduate 25.7% 19.5% 19.1%
Graduate, professional school 6.3% 4.9% 5%
College-going rate · 18-24 yr olds 53.7% 43.7% 34.5%
School type
Public school 74.5% 79.4% 84%
Private school 25.5% 20.6% 16%
Education Attainment by Level & Gender
What is the highest level of education completed among adults

Education attainment

24,006
population 25 years and over
Total adults (25+)
Less than 9th grade
0.7%
9th-12th, no diploma
4.1%
HS graduate
19.6%
Some college no degree
16.4%
Associates degree
8.5%
Bachelors degree
32.1%
Graduate or professional degree
18.5%

Attainment by gender

Male vs Female
Adults (25+) · Share within each education level
% male · % female
Less than 9th grade
25% · 75%
9th-12th, no diploma
47.3% · 52.7%
HS graduate
52.9% · 47.1%
Some college no degree
43.5% · 56.5%
Associates degree
48.9% · 51.1%
Bachelors degree
46.2% · 53.8%
Graduate or professional degree
48.5% · 51.5%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)
Highest credential completed · adults 25+
Helena Lewis and Clark County Montana
Population (25+) 24,006 52,407 781,264
Less than 9th grade 0.7% 0.9% 1.6%
9th–12th, no diploma 4.1% 4.2% 3.8%
High school diploma or GED 19.6% 22.8% 27.5%
Some college, no degree 16.4% 19% 22.4%
Associate's degree 8.5% 10% 9.6%
Bachelor's degree or higher 50.6% 43% 35.2%
Bachelor's degree 32.1% 28.5% 23.2%
Graduate or professional 18.5% 14.6% 12%
High School or higher 95.1% 94.8% 94.6%
Earnings by education level
percentage as applicable

Median Earnings

$53,300
Median earnings for adults 25+, by level
Less than HS graduate
$40,392
HS graduate
$39,368
Some college or associates
$43,757
Bachelors degree
$63,112
Graduate or professional degree
$80,708

Poverty Rate

2.8%
for ages 25+, with bachelors degree or higher
Less than HS graduate
32.3%
HS graduate
12.9%
Some college or associates
10%
Bachelors degree or higher
2.8%

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)
Adults 25+
Helena Lewis and Clark County Montana
Median earnings
Population 25+, with earnings $53,300 $53,368 $46,951
Less than high school graduate $40,392 $35,603 $33,639
High school graduate (includes equivalency) $39,368 $42,364 $38,073
Some college or associate's degree $43,757 $46,618 $42,611
Bachelor's degree $63,112 $62,230 $55,623
Graduate or professional degree $80,708 $77,233 $72,265
Poverty rates
Less than high school graduate 32.3% 34.4% 26.8%
High school graduate (includes equivalency) 12.9% 9.9% 13.1%
Some college or associate's degree 10% 8% 9.9%
Bachelor's degree or higher 2.8% 3.2% 4.7%

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