Zip code 58011: Buffalo, North Dakota

Q: What city is zip code 58011?

58011 is assigned to Buffalo, North Dakota. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 58011 in?

58011 is in Cass County, North Dakota.

Q: What is the population of 58011?

About 449 people live in 58011, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 58011?

The median household income in 58011 is $99,853.

Q: What zip codes are near 58011?

The closest zip codes to 58011 are 58071, 58002, 58007, 58079, 58063.

Residential delivery areaCass CountyCentral Time

Population

449

Small sample: rough estimates

Median household income

$100K

U.S. $81K

Median home value

$245K

U.S. $333K

Median rent

$2,083/mo

U.S. $1,413

Median age

48.6

U.S. 38.9

Land area

111 sq mi

4 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 58011

58011 is a rural zip code in Buffalo, North Dakota (Cass County), covering 111 sq mi of land. About 449 people live here, or 4 per square mile. The median resident is 48.6 years old, compared with 38.9 nationally. With so few residents, the Census figures below are rough estimates with wide margins of error.

The median household earns $99,853 a year, 24% above the national median of $80,734. 5.6% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $245,400, or 2.5 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 92% of occupied homes are lived in by their owners, and renters pay a median of $2,083 a month.

40% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 19.4 minutes each way, and 6% of workers work from home. The most common jobs among working residents are in management; sales; and office and administrative support. 42% of them are self-employed (U.S.: 10%).

How 58011 compares

Sorted from highest to lowest national percentile

Only about 449 people live here, so these survey estimates have wide margins of error.

Self-employed workers41.6%
99th
U.S. 10% · ND 11.3%27th of 345 in ND
Homeownership rate92.1%
98th
StrengthU.S. 65.2% · ND 62.9%80th of 342 in ND
Rent-burdened renters73.3%
98th
WeaknessU.S. 51.1% · ND 38.9%21st of 291 in ND
Broadband access97.9%
97th
StrengthU.S. 91% · ND 88.7%26th of 342 in ND
Median age48.6
94th
U.S. 38.9 · ND 35.9106th of 345 in ND
Veterans10.8%
92nd
U.S. 6.2% · ND 7.1%71st of 345 in ND
Residents 65 and older24.5%
91st
U.S. 17.2% · ND 16.5%120th of 345 in ND
Median gross rent$2,083
87th
U.S. $1,413 · ND $9544th of 210 in ND
Housing vacancy10.8%
74th
U.S. 10.1% · ND 12.3%259th of 342 in ND
Median household income$99,853
71st
U.S. $80,734 · ND $76,65769th of 328 in ND
Median earnings per worker$56,111
69th
U.S. $49,666 · ND $49,097102nd of 345 in ND
Per capita income$48,088
68th
U.S. $44,673 · ND $43,38994th of 345 in ND
Bachelor's degree or higher40.3%
66th
U.S. 35.7% · ND 32.7%36th of 344 in ND
Residents under 1821.4%
43rd
U.S. 22% · ND 23.5%200th of 345 in ND
Median home value$245,400
32nd
U.S. $332,700 · ND $249,90068th of 311 in ND
Uninsured rate4.7%
29th
U.S. 8.4% · ND 6.5%168th of 343 in ND
Poverty rate5.6%
16th
StrengthU.S. 12.5% · ND 10.8%221st of 342 in ND
Government workers9.6%
16th
U.S. 14.5% · ND 17.3%281st of 345 in ND
Work from home6.4%
13th
U.S. 15.1% · ND 8.1%203rd of 345 in ND
Average commute19.4 min
10th
StrengthU.S. 26.4 min · ND 17.9 min209th of 337 in ND
Income inequality (Gini)0.374
8th
StrengthU.S. 0.483 · ND 0.457239th of 342 in ND
Diversity index12.4
6th
U.S. 61.4 · ND 32.5205th of 345 in ND
Healthcare workers4.8%
3rd
U.S. 9.7% · ND 10.8%231st of 345 in ND
Population449
1st
U.S. 334,922,499 · ND 784,841182nd of 345 in ND
Population density4/sq mi
1st
U.S. 95/sq mi · ND 11/sq mi128th of 345 in ND
Unemployment rate0.8%
1st
StrengthU.S. 5.2% · ND 2.8%204th of 345 in ND
Foreign-born residents0%
1st
U.S. 14.1% · ND 4.7%252nd of 345 in ND
Tech workers0%
1st
U.S. 3.8% · ND 2%177th of 345 in ND

Measure	58011	Cass	ND	U.S.	National percentile	Rank in ND
Self-employed workers	41.6%	7.4%	11.3%	10%	99th	27th of 345
Homeownership rateStrength	92.1%	52%	62.9%	65.2%	98th	80th of 342
Rent-burdened rentersWeakness	73.3%	40.1%	38.9%	51.1%	98th	21st of 291
Broadband accessStrength	97.9%	89.6%	88.7%	91%	97th	26th of 342
Median age	48.6	32.8	35.9	38.9	94th	106th of 345
Veterans	10.8%	5.5%	7.1%	6.2%	92nd	71st of 345
Residents 65 and older	24.5%	13%	16.5%	17.2%	91st	120th of 345
Median gross rent	$2,083	$958	$954	$1,413	87th	4th of 210
Housing vacancy	10.8%	5.7%	12.3%	10.1%	74th	259th of 342
Median household income	$99,853	$75,555	$76,657	$80,734	71st	69th of 328
Median earnings per worker	$56,111	$47,912	$49,097	$49,666	69th	102nd of 345
Per capita income	$48,088	$45,643	$43,389	$44,673	68th	94th of 345
Bachelor's degree or higher	40.3%	42.6%	32.7%	35.7%	66th	36th of 344
Residents under 18	21.4%	22.2%	23.5%	22%	43rd	200th of 345
Median home value	$245,400	$298,000	$249,900	$332,700	32nd	68th of 311
Uninsured rate	4.7%	5.5%	6.5%	8.4%	29th	168th of 343
Poverty rateStrength	5.6%	11%	10.8%	12.5%	16th	221st of 342
Government workers	9.6%	13.4%	17.3%	14.5%	16th	281st of 345
Work from home	6.4%	10%	8.1%	15.1%	13th	203rd of 345
Average commuteStrength	19.4 min	17.1 min	17.9 min	26.4 min	10th	209th of 337
Income inequality (Gini)Strength	0.374	0.466	0.457	0.483	8th	239th of 342
Diversity index	12.4	33.2	32.5	61.4	6th	205th of 345
Healthcare workers	4.8%	13.6%	10.8%	9.7%	3rd	231st of 345
Population	449	193,400	784,841	334,922,499	1st	182nd of 345
Population density	4/sq mi	110/sq mi	11/sq mi	95/sq mi	1st	128th of 345
Unemployment rateStrength	0.8%	3%	2.8%	5.2%	1st	204th of 345
Foreign-born residents	0%	7.7%	4.7%	14.1%	1st	252nd of 345
Tech workers	0%	2.7%	2%	3.8%	1st	177th of 345

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

20%

5–17

18–24

10%

25–34

35–44

22%

45–54

13%

55–64

11%

65–74

13%

75+

Median age

48.6

Under 18

21.4%

65 and over

24.5%

Race and ethnicity

White94%
Black1%
Hispanic3%
Asian0%
Native American0.2%
Pacific Islander0%
Other0.2%
Multiracial2%

Diversity index

12.4

U.S. 61.4

Foreign-born

U.S. 14.1%

Born in state

75.1%

Language spoken at home (households)

English only

100%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 190
Average household size: 2.4
Family households: 71.6%
Married couples: 69.5%
Living alone: 25.3%
Veterans (of adults): 10.8%
Male / female: 53% / 47%

Income and poverty

Household income distribution

<$25k

12%

$25–50k

11%

$50–75k

15%

$75–100k

13%

$100–150k

27%

$150–200k

15%

$200k+

Median household income

58011

$99,853

Cass Co.

$75,555

North Dakota

$76,657

United States

$80,734

Per capita income

$48,088

U.S. $44,673

Poverty rate

5.6%

U.S. 12.5%

Households earning $150K+

22.6%

U.S. 23%

Income inequality (Gini)

0.374

U.S. 0.483

Housing

Median home value

58011

$245,400

Cass Co.

$298,000

North Dakota

$249,900

United States

$332,700

Median gross rent

58011

$2,083

Cass Co.

$958

North Dakota

$954

United States

$1,413

Types of housing

Single-family

95%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 213
Owner-occupied: 92.1%
Vacant: 10.8%
Median year built: 1977
Median rooms: 7.2
Renters paying 30%+ of income: 73.3%
Renters paying 50%+ of income: 60%
Home value to income: 2.5× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

83%

Carpooled

Transit

Walked

Bicycle

0.8%

Worked from home

Other

Commute time (one way)

<10 min

45%

10–19

21%

20–29

15%

30–44

45–59

60+

Average commute

19.4 min

U.S. 26.4 min

Unemployment

0.8%

U.S. 5.2%

In labor force

66.1%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

38%

Sales

10%

Office and admin

10%

Food service

Construction and repair

Healthcare

Education

Farming, fishing and forestry

Transportation and moving

Production

Cleaning and personal care

Business and finance

Engineering and science

0.8%

Legal and social services

0.8%

Police and fire

0.8%

Computer and math

Arts, media and sports

Industries

Agriculture and mining

43%

Finance, insurance and real estate

11%

Transportation, warehousing and utilities

Health care and social assistance

Education

Retail

Construction

Restaurants and hotels

Manufacturing

Admin, support and management

Wholesale

Public administration

Other services

Professional and technical services

0.8%

Information

0.8%

Arts and recreation

Median earnings per worker

$56,111

U.S. $49,666

Self-employed

41.6%

U.S. 10%

Government workers

9.6%

U.S. 14.5%

Nonprofit workers

2.8%

U.S. 8.8%

Median earnings by type of work

Type of work	58011	U.S.
Management, business, science and arts	$98,125	$74,888
Service	under $2,500	$26,804
Sales and office	$38,125	$40,476
Construction and maintenance	$19,583	$49,199
Production and transportation	$55,278	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

12%

Some college

26%

Associate's

19%

Bachelor's

38%

Graduate

High school graduate or higher: 97.1%
Bachelor's degree or higher: 40.3%
Graduate or professional degree: 2.6%
Households with broadband: 97.9%
Cable, fiber or DSL: 80%
No internet access: 2.1%
Without health insurance: 4.7%
Limited-English households: 0%

Geography

City (USPS): Buffalo
State: North Dakota
County: Cass County
Center point: 46.9278° N, 97.5440° W
Land area: 111 sq mi
Water area: 0.1 sq mi
Time zone: Central Time (UTC-6, UTC-5 in summer)
Zip type: Residential delivery area

Zip codes near 58011

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
58071	Tower City, ND	6.6 mi	486	$109,375	$194,300
58002	Absaraka, ND	7.5 mi	17	—	—
58007	Ayr, ND	7.9 mi	81	$81,250	$168,800
58079	Wheatland, ND	9.3 mi	504	$126,477	$350,000
58063	Oriska, ND	12 mi	365	$99,286	$213,100
58031	Fingal, ND	13 mi	301	$57,438	$70,800
58004	Amenia, ND	15 mi	241	$72,250	$208,300
58029	Erie, ND	15 mi	88	$145,625	$400,000
58064	Page, ND	15 mi	332	$75,625	$223,300
58012	Casselton, ND	18 mi	3,049	$75,000	$283,700
58006	Arthur, ND	20 mi	573	$95,313	$260,900
58059	Mapleton, ND	20 mi	1,670	$115,469	$331,800

Questions about 58011

What city is zip code 58011?

58011 is assigned to Buffalo, North Dakota. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 58011 in?

58011 is in Cass County, North Dakota.

What is the population of 58011?

About 449 people live in 58011, according to the Census Bureau's American Community Survey.

What time zone is 58011 in?

58011 is in Central Time.

What is the median household income in 58011?

The median household income in 58011 is $99,853.

What zip codes are near 58011?

The closest zip codes to 58011 are 58071, 58002, 58007, 58079, 58063.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 58011, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.