Big Arm, MT · standard
ZIP Code 59910
Lake County, Montana - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 356
- 3/sq mi Low-density area
- $99,886
- Median income Above-median income area
- $588,500
- Median home value Above-median home value
- 25.5%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Big Arm pairs an upper-quartile household income with top-decile home values, in a rural, homeowner-dominated area.
- Top 19%
- household income, US ZIPs
- Top 10%
- home value, US ZIPs
- 3
- people per sq mi
- 77%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 59910 against every reporting US ZIP.
ZIP code 59910 is a sparsely populated ZIP (a standard USPS delivery area) in Big Arm, Lake County, Montana, home to just 356 residents across 142.4 square miles, a density of 3 people per square mile, in the Denver time zone.
ZIP 59910 lands in the middle-income range, with a median household income of $99,886 (43% above the average Montana ZIP), while per-capita income is $50,715. Economic pressure is pronounced: 21.1% of residents are below the poverty line and unemployment is 16.5%. Housing is both higher-cost and owner-heavy: median home value is $588,500 (80% above the average Montana ZIP), while 77.3% of occupied homes are owner-occupied.
Educational attainment sits below the national norm: 25.5% of adults hold a bachelor's degree or higher, the median age is 40.8, and the average commute is -. The page also surfaces 5 ZIP codes within roughly 10 miles and 6 more in Lake County, so 59910 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 59910, Big Arm, MT · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
356
Population
142.4
Area (sq mi)
3
People / sq mi
Denver
Time Zone
standard
ZIP Type
Who lives in ZIP 59910?
40.8
Median Age
51.2%
Male
48.8%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$99,886
Median Household Income
+43% vs state ZIP avg
$50,715
Per Capita Income
21.1%
Poverty Rate
16.5%
Unemployment Rate
How ZIP 59910 ranks among Montana ZIPs
Big Arm, MT household income vs. every Montana ZIP code
Median household income among 321 reporting Montana ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$99,886 Top 7% higher than 93% of 321 Montana ZIPs
Each bar is a $20K-wide band; taller bars hold more Montana ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
457housing units
457
Total Housing Units
291
Occupied Units
166
Vacant Units
2.38
Avg Household Size
Occupancy Type
$588,500
Median Home Value
+80% vs state ZIP avg
1991
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 7 business establishments in ZIP 59910, employing approximately 9 people with a combined annual payroll of $662,000.
7
Businesses
9
Employees
$662K
Annual Payroll
0
Industry Sectors
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 59910 vs 59914 →
ZIP 59910 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 59860
Polson (59860)
9,913 residents
- 59915 403
Elmo (59915)
403 residents
- 59910 356
Big Arm (59910)
356 residents
- 59931 328
Rollins (59931)
328 residents
- 59929 237
Proctor (59929)
237 residents
- 59914 234
Dayton (59914)
234 residents
What this shows Among its immediate neighbors, ZIP 59910 ranks #3 by population - useful context the national average alone can't give.
ZIP 59910 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 59931
Rollins (59931)
$112,083 median income
- 59929
Proctor (59929)
$101,250 median income
- 59910
Big Arm (59910)
$99,886 median income
- 59914
Dayton (59914)
$83,750 median income
- 59860
Polson (59860)
$62,047 median income
- 59915
Elmo (59915)
$58,750 median income
What this shows By household income, ZIP 59910 ranks #3 of 6 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 59910, both outside MT so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Lake County
Related Areas
Frequently Asked Questions
What county is ZIP code 59910 in?
ZIP code 59910 (Big Arm) is located in Lake County, Montana. Lake County contains multiple ZIP codes, see the full list at /counties/lake-mt.
What is the population of ZIP code 59910?
ZIP code 59910 in Big Arm, MT has a population of 356 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 59910?
The median household income in ZIP 59910 is $99,886, which is 31% above the national average of $76,288.
What is the average home value in ZIP 59910?
The median home value in ZIP 59910 is $588,500, which is 112% above the national average of $278,155.
What is the demographic makeup of ZIP 59910?
The largest racial group in ZIP 59910 is White at 66.0%.
How many businesses are in ZIP code 59910?
ZIP code 59910 has 7 business establishments employing approximately 9 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 59910?
In ZIP code 59910, 38.4% of residents aged 25+ have a high school diploma or higher, and 25.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 59910?
In ZIP code 59910, approximately 77.3% of occupied housing units are owner-occupied and 22.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 59910?
The poverty rate in ZIP code 59910 is 21.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 59910's numbers, next.
- See how ZIP 59910 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Big Arm, MT ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.