PlainZIP

Princeton, MN · standard

ZIP Code 55371

Mille Lacs County, Minnesota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

16,442
34/sq mi
$93,824
Median income
$327,200
Median home value
19.6%
Bachelor's or higher

The verdict

Princeton pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.

Top 23%
household income, US ZIPs
Top 30%
home value, US ZIPs
34
people per sq mi
85%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 55371 against every reporting US ZIP.

ZIP code 55371 is a mid-sized community (a standard USPS delivery area) in Princeton, Mille Lacs County, Minnesota, home to 16,442 residents across 478.0 square miles, a density of 34 people per square mile, in the Chicago time zone.

ZIP 55371 lands in the middle-income range, with a median household income of $93,824 (14% above the Minnesota average), while per-capita income is $38,223. 6.4% of residents live below the poverty line, and the unemployment rate reads 2.4%. On housing, the median home value is $327,200 (28% above the state average) with median rent at $975 per month, and 84.9% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 19.6% of adults hold a bachelor's degree or higher, the median age is 39.3, and the average commute is 32 minutes. To put 55371 in local context, 2 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Mille Lacs County, for a geography-aware comparison.

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 →

Top industries in ZIP 55371

Top 5 sectors by establishment count in Princeton, MN

Which industries have the most business establishments in ZIP 55371.

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 + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 55371, Princeton, 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

16,442

Population

478.0

Area (sq mi)

34

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 55371?

39.3

Median Age

51.1%

Male

48.9%

Female

1.4%

Foreign-Born

White 92.2%
African American 0.1%
Asian 1.0%
American Indian or Alaska Native 0.5%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.2%
Hispanic or Latino 2.2%

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?

$93,824

Median Household Income

+14% vs state

$38,223

Per Capita Income

6.4%

Poverty Rate

2.4%

Unemployment Rate

31.8 min

Mean Commute Time

How ZIP 55371 ranks nationally

Princeton, MN household income vs. every US ZIP code

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

$93,824 Top 23% higher than 77% 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%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $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 55.5%
Bachelor's Degree or Higher 19.6%

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

What does housing look like?

6,972

Total Housing Units

6,440

Occupied Units

532

Vacant Units

2.79

Avg Household Size

Occupancy Type

Owner 84.9%
Renter 15.1%

$327,200

Median Home Value

+28% vs state

$975

Median Rent

1989

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

+3.3%

YoY Change (2024)

225

HPI Index (2000 = 100)

+125%

Total Change Since 2000

Home values in ZIP 55371 have increased 3.3% over the past year (2024). Since 2000, this ZIP has seen +125% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.7% 163
2021 +12.7% 184
2022 +14.1% 210
2023 +4.2% 218
2024 +3.3% 225

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 501 business establishments in ZIP 55371, employing approximately 5,678 people with a combined annual payroll of $296,756,000.

501

Businesses

5,678

Employees

$296.8M

Annual Payroll

14

Industry Sectors

Industry Establishments % of Total
Construction 124 24.8%
Other services (except public administration) 51 10.2%
Health care and social assistance 48 9.6%
Manufacturing 46 9.2%
Retail trade 44 8.8%
Accommodation and food services 33 6.6%
Administrative and support and waste management and remediation services 30 6.0%
Professional, scientific, and technical services 28 5.6%
Transportation and warehousing 26 5.2%
Real estate and rental and leasing 22 4.4%
Finance and insurance 20 4.0%
Wholesale trade 13 2.6%
Information 6 1.2%
Arts, entertainment, and recreation 4 0.8%

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 55371 vs 55398 →

ZIP 55371 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 55371 ranks the most populous - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 55371 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 55371 ranks #2 of 3 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
55398 Zimmerman, MN 15,540 8.0 mi
56363 Pease, MN 155 8.5 mi

More ZIP Codes in Mille Lacs County

56353 standard
Milaca, MN
Pop: 8,996
56359 standard
Onamia, MN
Pop: 3,878
56342 standard
Isle, MN
Pop: 2,739
56330 standard
Foreston, MN
Pop: 1,691
56386 standard
Wahkon, MN
Pop: 652
56363 standard
Pease, MN
Pop: 155

Related Areas

Mille Lacs County Princeton, MN Minnesota

Frequently Asked Questions

What county is ZIP code 55371 in? ▼
ZIP code 55371 (Princeton) is located in Mille Lacs County, Minnesota. Mille Lacs County contains multiple ZIP codes, see the full list at /counties/mille-lacs-mn.
What is the population of ZIP code 55371? ▼
ZIP code 55371 in Princeton, MN has a population of 16,442 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 55371? ▼
The median household income in ZIP 55371 is $93,824, which is 23% above the national average of $76,288.
What is the average home value in ZIP 55371? ▼
The median home value in ZIP 55371 is $327,200, which is 18% above the national average of $278,155.
What is the demographic makeup of ZIP 55371? ▼
The largest racial group in ZIP 55371 is White at 92.2%. Hispanic or Latino residents make up 2.2% of the population.
How many businesses are in ZIP code 55371? ▼
ZIP code 55371 has 501 business establishments employing approximately 5,678 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 55371? ▼
The top industries by establishment count in ZIP 55371 are: Construction (124), Other services (except public administration) (51), Health care and social assistance (48). There are 14 industry sectors represented in total.
How have home values changed in ZIP code 55371? ▼
According to the FHFA House Price Index, home values in ZIP 55371 increased by 3.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 125%. 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 55371? ▼
In ZIP code 55371, 55.5% of residents aged 25+ have a high school diploma or higher, and 19.6% 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 55371? ▼
The mean commute time for workers in ZIP code 55371 is 31.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 55371? ▼
In ZIP code 55371, approximately 84.9% of occupied housing units are owner-occupied and 15.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 55371? ▼
The poverty rate in ZIP code 55371 is 6.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

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