PlainZIP

Baldwin, ND · standard

ZIP Code 58521

Burleigh County, North Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

658
2/sq mi
$135,456
Median income
$398,800
Median home value
45.1%
Bachelor's or higher

The verdict

Baldwin pairs a top-decile household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 6%
household income, US ZIPs
Top 21%
home value, US ZIPs
2
people per sq mi
84%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 58521 against every reporting US ZIP.

ZIP code 58521 is a sparsely populated ZIP (a standard USPS delivery area) in Baldwin, Burleigh County, North Dakota, home to just 658 residents across 387.1 square miles, a density of 2 people per square mile, in the Chicago time zone.

ZIP 58521 skews affluent, with a median household income of $135,456 (64% above the North Dakota average), while per-capita income is $59,457. Poverty here runs at 3.9%, with unemployment measured at 1.0%. Housing costs here run $398,800 for a typical home value (122% above the state average), with rent averaging - a month; 84.0% of homes are owner-occupied.

A solid share of residents have a four-year degree: 45.1% of adults hold a bachelor's degree or higher, the median age is 52.8, and the average commute is -. To put 58521 in local context, 1 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Burleigh 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 →

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 58521, Baldwin, ND · 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

658

Population

387.1

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 58521?

52.8

Median Age

45.4%

Male

54.6%

Female

1.0%

Foreign-Born

White 90.2%
African American 0.8%
Asian 0.0%
American Indian or Alaska Native 0.8%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.3%
Hispanic or Latino 6.1%

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?

$135,456

Median Household Income

+64% vs state

$59,457

Per Capita Income

3.9%

Poverty Rate

1.0%

Unemployment Rate

How ZIP 58521 ranks nationally

Baldwin, ND household income vs. every US ZIP code

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

$135,456 Top 6% higher than 94% 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%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). This entry sits in this band. $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 74.2%
Bachelor's Degree or Higher 45.1%

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

What does housing look like?

337

Total Housing Units

307

Occupied Units

30

Vacant Units

2.35

Avg Household Size

Occupancy Type

Owner 84.0%
Renter 16.0%

$398,800

Median Home Value

+122% vs state

1983

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 14 business establishments in ZIP 58521, employing approximately 92 people with a combined annual payroll of $6,930,000.

14

Businesses

92

Employees

$6.9M

Annual Payroll

2

Industry Sectors

Industry Establishments % of Total
Administrative and support and waste management and remediation services 4 28.6%
Construction 3 21.4%

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 58521 vs 58503 →

ZIP Code City Population Distance
58503 Bismarck, ND 25,734 8.8 mi

More ZIP Codes in Burleigh County

58501 standard
Bismarck, ND
Pop: 28,055
58503 standard
Bismarck, ND
Pop: 25,734
58504 standard
Bismarck, ND
Pop: 24,342
58558 standard
Menoken, ND
Pop: 812
58494 standard
Wing, ND
Pop: 350
58572 standard
Sterling, ND
Pop: 319

Related Areas

Burleigh County Baldwin, ND North Dakota

Frequently Asked Questions

What county is ZIP code 58521 in? ▼
ZIP code 58521 (Baldwin) is located in Burleigh County, North Dakota. Burleigh County contains multiple ZIP codes, see the full list at /counties/burleigh-nd.
What is the population of ZIP code 58521? ▼
ZIP code 58521 in Baldwin, ND has a population of 658 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 58521? ▼
The median household income in ZIP 58521 is $135,456, which is 78% above the national average of $76,288.
What is the average home value in ZIP 58521? ▼
The median home value in ZIP 58521 is $398,800, which is 43% above the national average of $278,155.
What is the demographic makeup of ZIP 58521? ▼
The largest racial group in ZIP 58521 is White at 90.2%. Hispanic or Latino residents make up 6.1% of the population.
How many businesses are in ZIP code 58521? ▼
ZIP code 58521 has 14 business establishments employing approximately 92 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 58521? ▼
In ZIP code 58521, 74.2% of residents aged 25+ have a high school diploma or higher, and 45.1% 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 58521? ▼
In ZIP code 58521, approximately 84.0% of occupied housing units are owner-occupied and 16.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 58521? ▼
The poverty rate in ZIP code 58521 is 3.9% 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.