ZIP Code 57751 is associated with the city of Keystone in South Dakota (Pennington County) in the U.S. In this South Dakota region, an estimated 31.8% have a bachelor's degree or higher, while the per capita income comes in at about $32,580. The median household income is $66,042, while about 4% of the population is living below the poverty line. The current population estimate is 1,075.
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The median household income in ZIP Code 57751 is $66,042, while the region's mean household income is $82,855. Breaking income down further, per capita income in the region is $32,580. The per capita income in ZIP Code 57751 of $32,580 is approximately 5.87% more than the per capita income in South Dakota overall of $30,773. An estimated 3.7% of the population is living below the poverty line in this region. This rate is approximately 61.05% lower than the overall poverty rate in the U.S. of 9.5%. Regarding household income, approximately 21.3% of the population in 57751 earn $100,000 to $149,999 per year, while an estimated 20.8% earn $50,000 to $74,999 per year, and 0.8% of 57751 residents earn less than $10,000 per year.
| Household Income | Percent |
|---|---|
| Less than $10,000 per year | 0.8% |
| $10,000 to $14,999 per year | 3.3% |
| $15,000 to $24,999 per year | 9.8% |
| $25,000 to $34,999 per year | 11.5% |
| $35,000 to $49,999 per year | 16.8% |
| $50,000 to $74,999 per year | 20.8% |
| $75,000 to $99,999 per year | 5.5% |
| $100,000 to $149,999 per year | 21.3% |
| $150,000 to $199,999 per year | 8.0% |
| $200,000 or more per year | 2.3% |
In ZIP Code 57751, 95.1% of the population graduated high school, while 31.8% have a bachelor's degree or higher. In this region, 0.9% achieved an education level less than 9th grade, while 9.4% hold a graduate or professional degree. Approximately 33.6% in this Pennington County region reached the highest level of high school graduate (including equivalency).
| Education Level | Percent |
|---|---|
| Less than 9th grade | 0.9% |
| 9th to 12th grade, no diploma | 4.1% |
| High school graduate (includes equivalency) | 33.6% |
| Some college, no degree | 19.0% |
| Associate's degree | 10.6% |
| Bachelor's degree | 22.4% |
| Graduate or professional degree | 9.4% |
Looking at race in the population that makes up ZIP Code 57751, 98.8% is one race, while 1.2% are two or more races. Approximately 5.1% of 57751 residents are hispanic or Latino (of any race). The most common race in 57751 (race alone or in combination with one or more other races), is White (97.2%), followed by Asian (2.7%) .
| Industry | Percent |
|---|---|
| White | 97.2% |
| Black or African American | 0.4% |
| American Indian and Alaska Native | 1.3% |
| Asian | 2.7% |
| Native Hawaiian and Other Pacific Islander | 0.1% |
| Some other race | 0.1% |
Residents of ZIP Code 57751 are older than average. The median age of 52.0 years in ZIP Code 57751 is approximately 36.48% higher than the overall median age in the U.S. of 38.1 years. About 84.7% of residents are aged 18 years and older, and 27.4% of residents are 62 years and over. Approximately 14.2% of the population in 57751 falls in the age group 65 to 74 years, while an estimated 14.0% are aged 55 to 59 years. On the low end of the scale, 1.7% of 57751 residents are aged 85 years and over.
| Age Range | Percent |
|---|---|
| Under 5 years | 3.4% |
| 5 to 9 years | 2.1% |
| 10 to 14 years | 5.6% |
| 15 to 19 years | 6.6% |
| 20 to 24 years | 8.8% |
| 25 to 34 years | 9.0% |
| 35 to 44 years | 8.4% |
| 45 to 54 years | 10.7% |
| 55 to 59 years | 14.0% |
| 60 to 64 years | 9.1% |
| 65 to 74 years | 14.2% |
| 75 to 84 years | 6.3% |
| 85 years and over | 1.7% |
| Health Issue | Percent of adults* |
|---|
One of the top preventative health measures in ZIP Code 57751 is current access to health insurance, as an estimated 93.5% of adults 18 and older take part in this preventive measure. Additionally, % of those 18 and above in 57751 list , as a preventive measure.
| Preventive Measure | Percent of adults* |
|---|---|
| Current access to health insurance | 93.5% |
| Risk Behavior | Percent of adults* |
|---|
Regarding the age of homes in ZIP Code 57751, an estimated 20.7% of homes were built between 1970 and 1979. Additionally, 19.2% of homes in the region were built between 2000 and 2009, while an estimated 1.2% of homes were built in 2014 or later in this Pennington County region.
| Year Home Built | Percent |
|---|---|
| Built in 2014 or later | 1.2% |
| Built between 2010 and 2013 | 3.4% |
| Built between 2000 and 2009 | 19.2% |
| Built between 1990 and 1999 | 10.4% |
| Built between 1980 and 1989 | 10.3% |
| Built between 1970 and 1979 | 20.7% |
| Built between 1960 and 1969 | 8.6% |
| Built between 1950 and 1959 | 14.0% |
| Built between 1940 and 1949 | 3.0% |
| Built in 1939 or earlier | 9.3% |
In 57751, 62.2% of the population is in the labor force. Recent estimates place 8.9% as working from home, while the total labor force in the region has a mean travel to time to work of 24.8 minutes. Approximately 22.0% of the employed population 16 years and over in 57751 work in educational services, and health care and social assistance, while an estimated 17.1% work in arts, entertainment, and recreation, and accommodation and food services. On the lower end of the scale, just 0.0% of 57751 workers 16 years and over work in information.
| Industry | Percent |
|---|---|
| Agriculture, forestry, fishing and hunting, and mining | 4.7% |
| Construction | 12.5% |
| Manufacturing | 3.0% |
| Wholesale trade | 3.2% |
| Retail trade | 16.0% |
| Transportation and warehousing, and utilities | 3.4% |
| Information | 0.0% |
| Finance and insurance, and real estate and rental and leasing | 3.9% |
| Professional, scientific, management, and administrative | 6.1% |
| Educational services, and health care and social assistance | 22.0% |
| Arts, entertainment, and recreation, and accommodation and food services | 17.1% |
| Other services, except public administration | 0.9% |
| Public administration | 7.3% |
In ZIP Code 57751, 89.6% of the population lists "English only" as the language spoken in home, while 5.3% of lists Spanish. Additionally, Asian and Pacific Islander languages are spoken in 0.5% of homes, and other Indo-European languages are spoken in 4.6% of homes. Lastly, 0.0% of homes list "other languages" as spoken in the home. All percentages referenced are for the population 5 years and older in this Pennington County region.
| Language Spoken | Percent |
|---|---|
| English only | 89.6% |
| Spanish | 5.3% |
| Other Indo-European languages | 0.5% |
| Asian and Pacific Islander languages | 4.6% |
| Other languages | 0.0% |
Regarding solar power potential, ZIP Code 57751 has an average daily solar radiation level of 5.48 kWh/m2/day. This is approximately 33.01% greater than an area in the U.S. with historically low solar radiation levels (WA), and about 16.84% less than an area in the U.S. with historically high solar radiation levels (AZ).
| Region | Residential | Commercial | Industrial |
|---|---|---|---|
| ZIP Code 57751 | 11.44¢/kWh | 11.74¢/kWh | 6.57¢/kWh |
| South Dakota | 12.51¢/kWh | 10.43¢/kWh | 8.45¢/kWh |
| United States | 17.24¢/kWh | 13.63¢/kWh | 8.53¢/kWh |
| Month | ZIP Code 57751 | Low (WA) | High (AZ) |
|---|---|---|---|
| Jan | 4.47 | 1.9 | 5.84 |
| Feb | 4.98 | 3 | 6.31 |
| Mar | 5.56 | 3.65 | 7.02 |
| Apr | 5.81 | 5.13 | 7.3 |
| May | 5.84 | 5.17 | 7.13 |
| Jun | 6.31 | 5.72 | 6.95 |
| Jul | 6.52 | 6.22 | 6.51 |
| Aug | 6.3 | 6.08 | 6.65 |
| Sep | 6.35 | 5.15 | 7.02 |
| Oct | 5.23 | 3.32 | 6.92 |
| Nov | 4.27 | 2.33 | 5.99 |
| Dec | 4.08 | 1.78 | 5.46 |