Side Lake, MN · standard
ZIP Code 55781
St. Louis County, Minnesota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 734
- 4/sq mi Low-density area
- $101,406
- Median income Above-median income area
- $392,900
- Median home value Above-median home value
- 37.0%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Side Lake pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 18%
- household income, US ZIPs
- Top 21%
- home value, US ZIPs
- 4
- people per sq mi
- 95%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 55781 against every reporting US ZIP.
ZIP code 55781 is a sparsely populated ZIP (a standard USPS delivery area) in Side Lake, St. Louis County, Minnesota, home to just 734 residents across 198.4 square miles, a density of 4 people per square mile, in the Chicago time zone.
ZIP 55781 lands in the middle-income range, with a median household income of $101,406 (23% above the average Minnesota ZIP), while per-capita income is $48,046. The poverty rate is 2.3%, with unemployment at 7.5%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $392,900 (54% above the average Minnesota ZIP), while 95.2% of occupied homes are owner-occupied and median rent is $1,313.
A solid share of residents have a four-year degree: 37.0% of adults hold a bachelor's degree or higher, the median age is 60.2, and the average commute is -. No nearby ZIP peer set is available for this delivery area, so the Minnesota and national benchmarks above are the appropriate context for 55781.
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 55781, Side Lake, MN · 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
734
Population
198.4
Area (sq mi)
4
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 55781?
60.2
Median Age
49.7%
Male
50.3%
Female
0.1%
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?
$101,406
Median Household Income
+23% vs state ZIP avg
$48,046
Per Capita Income
2.3%
Poverty Rate
7.5%
Unemployment Rate
How ZIP 55781 ranks among Minnesota ZIPs
Side Lake, MN household income vs. every Minnesota ZIP code
Median household income among 864 reporting Minnesota ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$101,406 Top 16% higher than 84% of 864 Minnesota ZIPs
Each bar is a $20K-wide band; taller bars hold more Minnesota 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
850housing units
850
Total Housing Units
331
Occupied Units
519
Vacant Units
2.48
Avg Household Size
Occupancy Type
$392,900
Median Home Value
+54% vs state ZIP avg
$1,313
Median Rent
1979
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 55781, employing approximately 37 people with a combined annual payroll of $865,000.
7
Businesses
37
Employees
$865K
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Accommodation and food services | 4 | 57.1% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 55781, both outside MN 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 St. Louis County
Related Areas
Frequently Asked Questions
What county is ZIP code 55781 in?
ZIP code 55781 (Side Lake) is located in St. Louis County, Minnesota. St. Louis County contains multiple ZIP codes, see the full list at /counties/st-louis-mn.
What is the population of ZIP code 55781?
ZIP code 55781 in Side Lake, MN has a population of 734 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 55781?
The median household income in ZIP 55781 is $101,406, which is 33% above the national average of $76,288.
What is the average home value in ZIP 55781?
The median home value in ZIP 55781 is $392,900, which is 41% above the national average of $278,155.
What is the demographic makeup of ZIP 55781?
The largest racial group in ZIP 55781 is White at 95.6%. Hispanic or Latino residents make up 2.1% of the population.
How many businesses are in ZIP code 55781?
ZIP code 55781 has 7 business establishments employing approximately 37 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 55781?
In ZIP code 55781, 57.4% of residents aged 25+ have a high school diploma or higher, and 37.0% 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 55781?
In ZIP code 55781, approximately 95.2% of occupied housing units are owner-occupied and 4.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 55781?
The poverty rate in ZIP code 55781 is 2.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 55781's numbers, next.
- See how ZIP 55781 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Side Lake, MN ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.