Buffalo Gap

Population: 140
Median household income: $55,268
Median home value: $67,500

Buffalo Gap, a community in Custer County, South Dakota, has 140 residents. Its median household income of $55,268 runs below the Custer County figure of $81,958.

From 2019 to 2023, Buffalo Gap's population grew 47.4% from 95 to 140, while its median home value fell 5.9% from $71,700 to $67,500.

White (non-Hispanic) residents are the largest group, 87.9% of the population. 79.7% of workers drive to work alone.

Demographics

ACS 2019–2023

Population: 140
Median age: 64.0 yrs
Median household income: $55,268
Median home value: $67,500
Median gross rent: —
Housing units: 104
Homeownership rate: 95.4%
Bachelor's degree or higher: 20.0%
Unemployment rate: 3.0%

Trends

ACS 5-year · 2019–2023

Population

95140

Median household income

$40,000$55,268

Median home value

$71,700$67,500

Year	Population	Median household income	Median home value
2019	95	$40,000	$71,700
2020	116	$28,750	—
2021	120	—	$72,500
2022	123	—	$75,000
2023	140	$55,268	$67,500

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.7%

5 to 178.6%

18 to 240.0%

25 to 3414.3%

35 to 445.0%

45 to 543.6%

55 to 6417.1%

65 to 7426.4%

75 and over19.3%

	Count	Share
Under 5	8	5.7%
5 to 17	12	8.6%
18 to 24	0	0.0%
25 to 34	20	14.3%
35 to 44	7	5.0%
45 to 54	5	3.6%
55 to 64	24	17.1%
65 to 74	37	26.4%
75 and over	27	19.3%

Race & ethnicity

	Count	Share
White (non-Hispanic)	123	87.9%
Black or African American	0	0.0%
American Indian & Alaska Native	15	10.7%
Asian	0	0.0%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	2	1.4%
Hispanic or Latino (any race)	0	0.0%

Educational attainment (age 25+)

No high school diploma2.5%

High school graduate20.0%

Some college or associate's57.5%

Bachelor's degree12.5%

Graduate or professional degree7.5%

	Count	Share
No high school diploma	3	2.5%
High school graduate	24	20.0%
Some college or associate's	69	57.5%
Bachelor's degree	15	12.5%
Graduate or professional degree	9	7.5%

Commute to work

Mean travel time to work: 36 min

Drove alone79.7%

Carpooled4.7%

Public transit0.0%

Walked0.0%

Bicycle0.0%

Worked from home15.6%

Other means0.0%

How workers get to work

	Count	Share
Drove alone	51	79.7%
Carpooled	3	4.7%
Public transit	0	0.0%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	10	15.6%
Other means	0	0.0%

Travel time

	Count	Share
Under 15 min	1	1.9%
15 to 29 min	26	48.1%
30 to 44 min	4	7.4%
45 to 59 min	7	13.0%
60+ min	16	29.6%

Households

Average household size: 1.61
Poverty rate: 6.4% (9 of 140)

	Count	Share
Family households	34	39.1%
Nonfamily households	53	60.9%

Housing

Median year structure built: 1963

Occupancy

	Count	Share
Occupied	87	83.7%
Vacant	17	16.3%

Tenure (of occupied units)

	Count	Share
Owner-occupied	83	95.4%
Renter-occupied	4	4.6%

1-unit, detached62.5%

1-unit, attached0.0%

2 to 4 units0.0%

5 to 19 units0.0%

20 or more units0.0%

Mobile home & other37.5%

Units in structure

	Count	Share
1-unit, detached	65	62.5%
1-unit, attached	0	0.0%
2 to 4 units	0	0.0%
5 to 19 units	0	0.0%
20 or more units	0	0.0%
Mobile home & other	39	37.5%

Geography

Place GEOID: 4608340
Type (LSAD): 43
Land area: 0.31 sq mi
Water area: 0 sq mi
Center point: 43.4922, -103.3153