Buffalo, South Dakota Population 2023

352

Buffalo is a city located in Harding County South Dakota. It is also the county seat of Harding County. With a 2023 population of 352, it is the 176th largest city in South Dakota and the 21163rd largest city in the United States.Buffalo is currently growing at a rate of 0.57% annually and its population has increased by 1.73% since the most recent census, which recorded a population of 346 in 2020. Spanning over 1 miles, Buffalo has a population density of 636 people per square mile.

The average household income in Buffalo is $76,469 with a poverty rate of 2.45%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Buffalo is 48.8 years, 47.5 years for males, and 54.5 years for females.

Buffalo Demographics

According to the most recent ACS, the racial composition of Buffalo was:

  • White: 95%
  • Two or more races: 5%
  • Black or African American: 0%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
  • Other race: 0%
The current population of Buffalo, South Dakota is 352 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 346.

Buffalo, South Dakota Population 2023

Population by Race

White

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Buffalo Population by Race

Buffalo Population Pyramid 2023

Buffalo Median Age

48.8

Total

47.5

Male

54.5

Female

Buffalo Adults

There are 231 adults, (54 of whom are seniors) in Buffalo.

Buffalo Age Dependency

58.2

Age Dependency Ratio

30.5

Old Age Dependency Ratio

27.7

Child Dependency Ratio

Buffalo Sex Ratio

Female11240%
Male16860%

Buffalo Population by Age

Buffalo Renter vs Owner Occupied by Household Type

2.79

Average Family Size

1.9

Average Household Size

71.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Buffalo Households and Families

Male

Female

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Buffalo Educational Attainment by Sex (over 25)

Buffalo Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

The highest rate of high school graduation is among white people with a rate of 81.82%.

The highest rate of bachelors degrees is among white people with a rate of 19.48%.

Buffalo Educational Attainment by Race

All

Male

Female

$42,083

Average Earnings

$62,656

Average Male

$24,688

Average Female

Buffalo Earnings by Educational Attainment

Buffalo Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Buffalo Language

96.75% of Buffalo residents speak only English, while 3.25% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 3.25% of the population.

Buffalo Language

Buffalo Poverty by Race

rate

2.45%

Overall Poverty Rate

0%

Male Poverty Rate

5.36%

Female Poverty Rate

Poverty in Buffalo

The race most likely to be in poverty in Buffalo is White, with 2.6% below the poverty level.

The race least likely to be in poverty in Buffalo is White, with 2.6% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 4.55%, and for those that did not work, the poverty rate was 5.88%.

Buffalo Poverty

Buffalo Poverty Rate by Education

Buffalo Poverty Rate by Employment Status and Sex

Buffalo Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Buffalo Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

55.9%

Overall Marriage Rate

55.5%

Male Marriage Rate

56.5%

Female Marriage Rate

Buffalo Married by Age and Sex

male

female

Buffalo Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 20-34.

Buffalo Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Buffalo Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

18

Number of Veterans

14

Male Veterans

4

Female Veterans

Buffalo Veterans by War

Buffalo Veterans by Age

count

Buffalo Veterans by Race

Buffalo Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

16.67%

Veteran Disability Rate

Buffalo Veterans by Education

LaborForceParticipation

77.6%

Labor Force Participation

75.1%

Employment Rate

3.2%

Unemployment Rate

Buffalo Employment by Age

LaborForceParticipation

Buffalo Employment by Race

LaborForceParticipation

Buffalo Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

42.2%

Born in Buffalo

80.64%

Native Born

0.29%

Foreign Born

0.29%

Non Citizen

0%

Naturalized

Place of Birth

80.64% of Buffalo residents were born in the United States, with 42.2% having been born in South Dakota. 0.29% of residents are not US citizens. Of those not born in the United States, the largest percentage are from North America.

Buffalo Place of Birth

Note: data after 2020 is projected based on recent growth

Buffalo Population by Year