PlainZIP

Cook, MN · standard

ZIP Code 55723

St. Louis County, Minnesota — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

2,363
2/sq mi
$64,526
Median income
$189,700
Median home value
25.5%
Bachelor's or higher

The verdict

Cook pairs a below-median household income with below-median home values, in a rural, homeowner-dominated area.

38th pct
household income, US ZIPs
41th pct
home value, US ZIPs
2
people per sq mi
87%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 55723 against every reporting US ZIP.

ZIP code 55723 is classified by USPS as a standard delivery area and covers roughly 1390.0 square miles in Cook, St. Louis County, Minnesota. The area is home to 2,363 residents, producing a population density of 2 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 55723 against Minnesota and the nation.

On the economic side, the median household income for ZIP 55723 sits at $64,526 (21% below the Minnesota average), while per-capita income is $40,887. The poverty rate stands at 16.6% and the unemployment rate at 8.0%. On housing, the median home value is $189,700 (26% below the state average) with median rent at $550 per month, and 87.2% of occupied units are owner-occupied, a direct signal of whether 55723 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 25.5% of adults hold a bachelor's degree or higher, the median age is 60.3, and the average commute is 23 minutes. Use the benchmarks above to see where 55723 sits relative to Minnesota and the national baseline rather than viewing the numbers in isolation. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Top industries in ZIP 55723

Top 5 sectors by establishment count

Which industries have the most business establishments in ZIP 55723.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 55723, Cook, MN · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

2,363

Population

1390.0

Area (sq mi)

2

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 55723?

60.3

Median Age

52.7%

Male

47.3%

Female

0.8%

Foreign-Born

White 96.0%
African American 0.0%
Asian 0.1%
American Indian or Alaska Native 0.7%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.1%
Hispanic or Latino 0.6%

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?

$64,526

Median Household Income

-21% vs state

$40,887

Per Capita Income

16.6%

Poverty Rate

8.0%

Unemployment Rate

23.0 min

Mean Commute Time

How ZIP 55723 ranks nationally

Household income vs. every US ZIP code

Median household income — the full national distribution, with this ZIP marked

$64,526 38th percentile higher than 38% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US 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?

High School Graduate or Higher 57.3%
Bachelor's Degree or Higher 25.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

2,044

Total Housing Units

947

Occupied Units

1,097

Vacant Units

1.98

Avg Household Size

Occupancy Type

Owner 87.2%
Renter 12.8%

$189,700

Median Home Value

-26% vs state

$550

Median Rent

1977

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

-4.3%

YoY Change (2024)

221

HPI Index (2000 = 100)

+121%

Total Change Since 2000

Home values in ZIP 55723 have decreased 4.3% over the past year (2024). Since 2000, this ZIP has seen +121% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.8% 144
2021 +3.6% 149
2022 +10.7% 165
2023 +40.3% 231
2024 -4.3% 221

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 102 business establishments in ZIP 55723, employing approximately 636 people with a combined annual payroll of $29,391,000.

102

Businesses

636

Employees

$29.4M

Annual Payroll

11

Industry Sectors

Industry Establishments % of Total
Retail trade 19 18.6%
Accommodation and food services 18 17.6%
Construction 17 16.7%
Other services (except public administration) 11 10.8%
Health care and social assistance 7 6.9%
Finance and insurance 6 5.9%
Real estate and rental and leasing 4 3.9%
Wholesale trade 3 2.9%
Transportation and warehousing 3 2.9%
Professional, scientific, and technical services 3 2.9%
Administrative and support and waste management and remediation services 3 2.9%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

More ZIP Codes in St. Louis County

55811 standard
Duluth, MN
Pop: 26,246
55803 standard
Duluth, MN
Pop: 17,431
55746 standard
Hibbing, MN
Pop: 17,228
55804 standard
Duluth, MN
Pop: 14,592
55812 standard
Duluth, MN
Pop: 10,924
55805 standard
Duluth, MN
Pop: 10,194

Related Areas

St. Louis County Cook, MN Minnesota

Frequently Asked Questions

What county is ZIP code 55723 in? ▼
ZIP code 55723 (Cook) 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 55723? ▼
ZIP code 55723 in Cook, MN has a population of 2,363 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 55723? ▼
The median household income in ZIP 55723 is $64,526, which is 15% below the national average of $76,288.
What is the average home value in ZIP 55723? ▼
The median home value in ZIP 55723 is $189,700, which is 32% below the national average of $278,155.
What is the demographic makeup of ZIP 55723? ▼
The largest racial group in ZIP 55723 is White at 96.0%. Hispanic or Latino residents make up 0.6% of the population.
How many businesses are in ZIP code 55723? ▼
ZIP code 55723 has 102 business establishments employing approximately 636 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 55723? ▼
The top industries by establishment count in ZIP 55723 are: Retail trade (19), Accommodation and food services (18), Construction (17). There are 11 industry sectors represented in total.
How have home values changed in ZIP code 55723? ▼
According to the FHFA House Price Index, home values in ZIP 55723 decreased by 4.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 121%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 55723? ▼
In ZIP code 55723, 57.3% 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 is the average commute time in ZIP 55723? ▼
The mean commute time for workers in ZIP code 55723 is 23.0 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 55723? ▼
In ZIP code 55723, approximately 87.2% of occupied housing units are owner-occupied and 12.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 55723? ▼
The poverty rate in ZIP code 55723 is 16.6% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

Reading Census Demographics
How to interpret population, income, and education data from the Census Bureau.
Understanding ZIP Code Data
What ZIP codes are, how ZCTAs differ, and what the data reveals.
Best ZIP Codes for Families
Key factors to evaluate when choosing a family-friendly neighborhood.
ZIP Codes for Relocation
Data-driven tips for evaluating ZIP codes before a move.

Official Data Resources for Cook, MN

Verify and explore additional data for this area using these official government sources.

U.S. Census Bureau
Official demographic, economic, and housing data from the American Community Survey.
HUD Fair Market Rents
Department of Housing and Urban Development rental cost estimates by metropolitan area.
FBI Uniform Crime Reports
Official crime statistics compiled from law enforcement agencies nationwide.
FHFA House Price Index
Federal Housing Finance Agency home value trends based on repeat sales and appraisals.

Read our methodology to see how this data is sourced, computed, and verified.