Gallatin County vs Lewis and Clark County
A side-by-side comparison of Gallatin County and Lewis and Clark County: population, income, housing, and more.
Gallatin County and Lewis and Clark County are counties in Montana. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
Gallatin County has the higher population (122,194 vs 72,580 in Lewis and Clark County). Gallatin County has the higher median household income ($87,454 vs $74,543 in Lewis and Clark County). Gallatin County has the higher median home value ($604,900 vs $358,200 in Lewis and Clark County).
Population, income & housing
| Gallatin County | Lewis and Clark County | |
|---|---|---|
| Population | 122,194 | 72,580 |
| Median age | 33.8 yrs | 41.3 yrs |
| Median household income | $87,454 | $74,543 |
| Median home value | $604,900 | $358,200 |
| Median gross rent | $1,574 | $1,062 |
| Housing units | 55,589 | 33,837 |
| Homeownership rate | 61.5% | 69.7% |
| Bachelor's degree or higher | 53.1% | 42.8% |
| Unemployment rate | 2.3% | 3.5% |
Trends (ACS 5-year, 2019–2023)
| Gallatin County | Lewis and Clark County | |
|---|---|---|
| Population | 108,063 → 122,194 (+13.1%) | 67,805 → 72,580 (+7.0%) |
| Median household income | $66,397 → $87,454 (+31.7%) | $65,791 → $74,543 (+13.3%) |
| Median home value | $357,100 → $604,900 (+69.4%) | $243,000 → $358,200 (+47.4%) |
| Median gross rent | $1,074 → $1,574 (+46.6%) | $833 → $1,062 (+27.5%) |
Gallatin County
108,063122,194
$66,397$87,454
$357,100$604,900
$1,074$1,574
Lewis and Clark County
67,80572,580
$65,791$74,543
$243,000$358,200
$833$1,062
Age & race/ethnicity
Age distribution (share)
| Gallatin County | Lewis and Clark County | |
|---|---|---|
| Under 5 | 4.8% | 5.4% |
| 5 to 17 | 14.4% | 16.0% |
| 18 to 24 | 16.0% | 7.6% |
| 25 to 34 | 16.4% | 12.1% |
| 35 to 44 | 14.2% | 13.2% |
| 45 to 54 | 10.7% | 11.7% |
| 55 to 64 | 10.2% | 14.1% |
| 65 to 74 | 8.6% | 12.6% |
| 75 and over | 4.6% | 7.3% |
Race & ethnicity (share)
| Gallatin County | Lewis and Clark County | |
|---|---|---|
| White (non-Hispanic) | 88.3% | 89.2% |
| Black or African American | 0.5% | 0.6% |
| American Indian & Alaska Native | 0.6% | 0.9% |
| Asian | 1.3% | 0.6% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.7% | 0.3% |
| Two or more races | 3.5% | 4.5% |
| Hispanic or Latino | 5.1% | 3.9% |
Educational attainment (age 25+)
Share of adults 25+
| Gallatin County | Lewis and Clark County | |
|---|---|---|
| No high school diploma | 2.8% | 5.1% |
| High school graduate | 18.2% | 23.5% |
| Some college or associate's | 25.8% | 28.5% |
| Bachelor's degree | 33.2% | 27.9% |
| Graduate or professional degree | 19.9% | 15.0% |
Commute to work
How workers get to work (share)
| Gallatin County | Lewis and Clark County | |
|---|---|---|
| Drove alone | 68.1% | 69.2% |
| Carpooled | 8.0% | 10.7% |
| Public transit | 0.5% | 0.2% |
| Walked | 5.4% | 4.8% |
| Bicycle | 2.0% | 0.9% |
| Worked from home | 14.9% | 12.9% |
| Other means | 1.0% | 1.4% |
Housing
Units in structure (share)
| Gallatin County | Lewis and Clark County | |
|---|---|---|
| 1-unit, detached | 59.5% | 66.3% |
| 1-unit, attached | 9.5% | 3.7% |
| 2 to 4 units | 11.6% | 11.6% |
| 5 to 19 units | 9.3% | 4.3% |
| 20 or more units | 4.6% | 4.2% |
| Mobile home & other | 5.5% | 9.9% |
Poverty & households
| Gallatin County | Lewis and Clark County | |
|---|---|---|
| Poverty rate | 10.2% | 8.7% |
| Average household size | 2.35 | 2.31 |
| Mean commute (minutes) | 19 | 18 |
| Median year structure built | 1997 | 1982 |
Full profiles
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