ZIP Code 59640
ZIP Code Tabulation Area in Lewis and Clark County, Montana.
- Population
- 105
- Median household income
- $95,250
- Median home value
- $275,000
+144.2%’19–’23
+71.5%’19–’23
+35.6%’19–’23
Covering part of Lewis and Clark County, Montana, ZIP Code 59640 has about 105 residents. Its median household income of $95,250 runs above the Lewis and Clark County figure of $74,543.
Between 2019 and 2023, ZIP Code 59640's population grew 144.2% from 43 to 105, while its median household income rose 71.5% from $55,536 to $95,250.
Households average 1.98 people. 42.3% of adults 25 and older hold a bachelor's degree or higher.
Demographics
ACS 2019–2023- Population
- 105
- Median age
- 61.4 yrs
- Median household income
- $95,250
- Median home value
- $275,000
- Median gross rent
- —
- Housing units
- 71
- Homeownership rate
- 71.7%
- Bachelor's degree or higher
- 42.3%
- Unemployment rate
- 0.0%
Trends
ACS 5-year · 2019–202343105
$55,536$95,250
$202,800$275,000
| Year | Population | Median household income | Median home value |
|---|---|---|---|
| 2019 | 43 | $55,536 | $202,800 |
| 2020 | 71 | $45,417 | $157,700 |
| 2021 | 100 | — | $138,800 |
| 2022 | 67 | $60,568 | $137,500 |
| 2023 | 105 | $95,250 | $275,000 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 50.0%
5 to 174.8%
18 to 242.9%
25 to 340.0%
35 to 444.8%
45 to 545.7%
55 to 6436.2%
65 to 7441.9%
75 and over3.8%
| Count | Share | |
|---|---|---|
| Under 5 | 0 | 0.0% |
| 5 to 17 | 5 | 4.8% |
| 18 to 24 | 3 | 2.9% |
| 25 to 34 | 0 | 0.0% |
| 35 to 44 | 5 | 4.8% |
| 45 to 54 | 6 | 5.7% |
| 55 to 64 | 38 | 36.2% |
| 65 to 74 | 44 | 41.9% |
| 75 and over | 4 | 3.8% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 105 | 100.0% |
| Black or African American | 0 | 0.0% |
| American Indian & Alaska Native | 0 | 0.0% |
| Asian | 0 | 0.0% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 0 | 0.0% |
| Hispanic or Latino (any race) | 0 | 0.0% |
Educational attainment (age 25+)
No high school diploma13.4%
High school graduate4.1%
Some college or associate's40.2%
Bachelor's degree34.0%
Graduate or professional degree8.2%
| Count | Share | |
|---|---|---|
| No high school diploma | 13 | 13.4% |
| High school graduate | 4 | 4.1% |
| Some college or associate's | 39 | 40.2% |
| Bachelor's degree | 33 | 34.0% |
| Graduate or professional degree | 8 | 8.2% |
Commute to work
- Mean travel time to work
- 20 min
Drove alone65.5%
Carpooled0.0%
Public transit0.0%
Walked6.9%
Bicycle0.0%
Worked from home8.6%
Other means19.0%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 38 | 65.5% |
| Carpooled | 0 | 0.0% |
| Public transit | 0 | 0.0% |
| Walked | 4 | 6.9% |
| Bicycle | 0 | 0.0% |
| Worked from home | 5 | 8.6% |
| Other means | 11 | 19.0% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 13 | 24.5% |
| 15 to 29 min | 21 | 39.6% |
| 30 to 44 min | 19 | 35.8% |
| 45 to 59 min | 0 | 0.0% |
| 60+ min | 0 | 0.0% |
Households
- Average household size
- 1.98
- Poverty rate
- 3.8% (4 of 105)
| Count | Share | |
|---|---|---|
| Family households | 31 | 58.5% |
| Nonfamily households | 22 | 41.5% |
Housing
- Median year structure built
- 1984
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 53 | 74.6% |
| Vacant | 18 | 25.4% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 38 | 71.7% |
| Renter-occupied | 15 | 28.3% |
1-unit, detached80.3%
1-unit, attached0.0%
2 to 4 units0.0%
5 to 19 units0.0%
20 or more units0.0%
Mobile home & other19.7%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 57 | 80.3% |
| 1-unit, attached | 0 | 0.0% |
| 2 to 4 units | 0 | 0.0% |
| 5 to 19 units | 0 | 0.0% |
| 20 or more units | 0 | 0.0% |
| Mobile home & other | 14 | 19.7% |
Geography
- ZCTA
- 59640
- Land area
- 20 sq mi
- Water area
- 0 sq mi
- Center point
- 46.7680, -112.3678
Counties this ZIP covers
1Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)