59243 ZIP Code — Lambert, MT
Richland County, Montana
ZIP code 59243 is located in Lambert, Montana, within Richland County. It covers approximately 369.21 square miles and serves a population of 425 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 406.
About ZIP code 59243
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $245,000. Owner-occupancy is high at 77%, well above the national average.
Median household income is $84,500.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 27 minutes is near the national average.
Educational attainment is near the national average, with 36% of residents holding a bachelor's degree or higher.
425
population
369.21
sq mi land
Standard
ZIP type
Mountain (MT)
timezone
59243 ZIP code map
Cities in ZIP code 59243
Below are the cities the US Postal Service accepts for ZIP code 59243. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Lambert | Acceptable |
| Lambert | Preferred |
Nearby ZIP codes
Demographics
updated 07/2026
| Population | |
|---|---|
| Total population | 425 |
| Population density | 1 / sq mi |
| State FIPS | 30 |
| County FIPS | 083 |
| Geography | |
|---|---|
| Land area | 369.21 sq mi |
| Water area | 1.90 sq mi |
| Latitude | 47.7530 |
| Longitude | -104.7302 |
| Timezone | Mountain (MT) |
| Area code | 406 |
Total population by age
Gender
Race & ethnicity
Economics
updated 07/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 43.1% | 41.2% | 44.2% |
| $50k – $100k | 24.5% | 32.6% | 32.0% |
| $100k – $200k | 21.6% | 23.2% | 19.2% |
| Over $200k | 10.8% | 3.0% | 4.7% |
Demographics & statistics
425
Population
1
People per sq mi
32.3
Median age
$84,500
Median household income
$34,664
Per capita income
$245,000
Median home value
$775
Median monthly rent
77.3%
Home ownership
10.6%
Poverty rate
0.0%
Unemployment
156
Housing units
35.7%
Bachelor's or higher
Age distribution
Male
Female
18
Under 5
14
17
5–9
14
23
10–14
19
14
15–19
11
22
20–24
18
32
25–34
26
30
35–44
25
27
45–54
22
10
55–59
8
13
60–64
11
18
65–74
14
6
75–84
5
4
85+
4
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 127 | 29.9% |
| 18 and over | 298 | 70.1% |
| 65 and over | 51 | 12.0% |
| Median age | 32.3 years | |
Race & ethnicity
White
89.6%
Hispanic or Latino
4.3%
Two or more races
4.1%
Other race
1.8%
Asian
0.2%
| Group | Count | % |
|---|---|---|
| White | 398 | 89.6% |
| Hispanic or Latino | 19 | 4.3% |
| Two or more races | 18 | 4.1% |
| Other race | 8 | 1.8% |
| Asian | 1 | 0.2% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 43.1% | 41.2% | 44.2% |
| $50k – $100k | 24.5% | 32.6% | 32.0% |
| $100k – $200k | 21.6% | 23.2% | 19.2% |
| Over $200k | 10.8% | 3.0% | 4.7% |
Under $10k
6.5%
$10k–$15k
4.5%
$15k–$25k
1.9%
$25k–$35k
7.1%
$35k–$50k
4.5%
$50k–$75k
20.1%
$75k–$100k
13.0%
$100k–$150k
28.6%
$150k–$200k
4.5%
$200k+
9.1%
| Range | % of households |
|---|---|
| Under $10k | 6.5% |
| $10k–$15k | 4.5% |
| $15k–$25k | 1.9% |
| $25k–$35k | 7.1% |
| $35k–$50k | 4.5% |
| $50k–$75k | 20.1% |
| $75k–$100k | 13.0% |
| $100k–$150k | 28.6% |
| $150k–$200k | 4.5% |
| $200k+ | 9.1% |
| Median income | $84,500 |
Housing
Home values
Under $50k
6.7%
$50k–$100k
22.7%
$100k–$150k
6.7%
$150k–$200k
2.5%
$200k–$300k
27.7%
$300k–$500k
27.7%
$1M+
5.9%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $245,000 |
| Median rent / month | $775 |
| Owner occupied | 77.3% |
| Renter occupied | 22.7% |
| Vacant | 19.4% |
| Single-family detached | 80.6% |
| Large apartment buildings | 0.0% |
| Mobile homes | 14.7% |
| Median rooms | 7.3 |
| Avg household size (owned) | 2.49 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 16.2% |
| 2000–2009 | 9.9% |
| 1990–1999 | 8.4% |
| 1980–1989 | 29.8% |
| 1970–1979 | 12.6% |
| 1960–1969 | 4.7% |
| 1950–1959 | 1.6% |
| 1940–1949 | 2.6% |
| 1939 or earlier | 14.1% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.0% |
| 1 bedroom | 0.0% |
| 2 bedrooms | 8.4% |
| 3 bedrooms | 54.5% |
| 4 bedrooms | 28.3% |
| 5+ bedrooms | 8.9% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 1.3% |
| 1 vehicle | 6.5% |
| 2 vehicles | 15.6% |
| 3 or more | 76.6% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 2.6% |
| Electricity | 29.9% |
| Propane / LP gas | 62.3% |
| Wood | 1.9% |
| No fuel used | 1.9% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 98 | 63.6% |
| Cohabiting couple | 25 | 16.2% |
| Male householder, no spouse | 22 | 14.3% |
| Female householder, no spouse | 9 | 5.8% |
| Households with children under 18 | 46 | 29.9% |
| Households with seniors (65+) | 37 | 24.0% |
| Average household size | 2.76 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 31.4% | 21.6% |
| Married | 57.0% | 73.0% |
| Separated | 0.0% | 0.0% |
| Widowed | 6.4% | 3.4% |
| Divorced | 5.2% | 2.0% |
Education
Less than 9th grade
0.0%
Some HS, no diploma
1.6%
HS graduate
26.7%
Some college, no degree
19.2%
Associate's degree
16.9%
Bachelor's degree
31.4%
Graduate / professional
4.3%
| Metric | % |
|---|---|
| HS diploma or higher | 98.4% |
| Bachelor's or higher | 35.7% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 6 | 4.6% |
| Kindergarten | 13 | 9.9% |
| Elementary school | 54 | 41.2% |
| High school | 22 | 16.8% |
| College / grad school | 36 | 27.5% |
Employment
Industry of employment
Education & healthcare
26.7%
Agriculture & mining
25.3%
Transportation & utilities
10.4%
Professional & management
8.6%
Arts, food & hospitality
6.8%
Manufacturing
6.3%
Retail trade
4.5%
Finance & real estate
4.1%
Construction
3.2%
Public administration
3.2%
Other services
0.9%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 44.3% |
| Service | 20.4% |
| Sales & office | 14.0% |
| Natural resources & construction | 9.0% |
| Production & transportation | 12.2% |
Employment type
| Type | % |
|---|---|
| Private sector | 62.0% |
| Government | 22.2% |
| Self-employed | 15.4% |
| Unpaid family workers | 0.5% |
Commute
| Method | % |
|---|---|
| Drive alone | 70.2% |
| Carpool | 13.8% |
| Public transit | 0.0% |
| Walk | 6.9% |
| Work from home | 9.2% |
| Other means | 0.0% |
| Avg commute (minutes) | 27.1 |
Poverty
All people
10.6%
Under 18 years
0.0%
18 and over
15.1%
Married-couple families
5.1%
Female-led households
0.0%
Income support
| Source | % of households |
|---|---|
| Social Security | 20.1% |
| Retirement income | 5.8% |
| Supplemental Security | 2.6% |
| Cash public assistance | 0.0% |
| Food stamps / SNAP | 1.3% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 37.9% |
| High blood pressure | 31.2% |
| High cholesterol | 29.8% |
| Diabetes | 9.5% |
| Heart disease | 6.7% |
| Stroke | 3.1% |
| Asthma | 9.9% |
| Arthritis | 27.3% |
| Kidney disease | 2.9% |
| Pulmonary disease | 6.7% |
| Cancer | 7.1% |
| Behavior / access | % |
|---|---|
| Smoking | 18.6% |
| Binge drinking | 22.1% |
| No physical activity | 22.3% |
| Less than 7 hrs sleep | 29.4% |
| Depression | 21.4% |
| Fair or poor health | 12.7% |
| Poor mental health | 12.6% |
| Poor physical health | 10.6% |
| No health insurance | 11.7% |
| Visited doctor (checkup) | 70.3% |
| Visited dentist | 62.4% |
| Cholesterol screening | 88.7% |
| Teeth loss | 13.9% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 2 | 0.7% |
| Disability | % |
|---|---|
| Any disability | 4.0% |
| Under 18 | 0.0% |
| 18–64 years | 2.8% |
| 65 and over | 19.6% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 84.5% |
| Public insurance | 20.2% |
| No insurance | 3.8% |
| Uninsured under 19 | 0.0% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 393 | 92.5% |
| Spanish | 2 | 0.5% |
| Other Indo-European | 2 | 0.5% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 424 | 99.8% |
| Born in same state | 409 | 96.2% |
| Born in different state | 336 | 79.1% |
| Foreign born | 15 | 3.5% |
| Naturalized citizen | 1 | 0.2% |
| Not a US citizen | 0 | 0.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Polish | 99 | 23.3% |
| Italian | 35 | 8.2% |
| Arab | 27 | 6.4% |
| German | 23 | 5.4% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 20 | 4.7% |
| English | 8 | 1.9% |
| Irish | 5 | 1.2% |
| French | 3 | 0.7% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 36.2% |
| Internet access | 98.7% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 59243
What city is ZIP code 59243 in?
ZIP code 59243 is primarily assigned to Lambert, Montana.
What county is ZIP code 59243 in?
ZIP code 59243 falls within Richland County, Montana.
What is the population of ZIP code 59243?
ZIP code 59243 has an estimated population of 425 residents, with a density of 1 people per square mile.
What is the median household income in ZIP code 59243?
The median household income in ZIP code 59243 is $84,500, above the national median of ~$75,000.
What is the typical home value in ZIP code 59243?
The median home value in ZIP code 59243 is $245,000.
What timezone is ZIP code 59243 in?
ZIP code 59243 observes the MST timezone.