ZIP Code 57421 Demographics & Data

Amherst, SD (ZIP Code 57421) Data Profile

South Dakota

Comprehensive Data and Demographics About 57421

ZIP Code 57421 is associated with the city of Amherst in South Dakota (Marshall County) in the U.S. The median age in 57421 is estimated to at 33.2 years, and about 0.0% of residents are aged 62 years and older. The current population estimate is 77.

Population in 57421

The most recent population estimate for ZIP Code 57421 is 77.

Amherst, SD

The 57421 ZIP Code is associated with Amherst, SD in Marshall County.

Area Codes associated with 57421

Telephone area codes associated with ZIP Code 57421 include 605.

Sunrise / Sunset in 57421

Sunrise: 7:25 am
Sunset: 6:05 pm
Sunrise in 57421 7:25 am
Sunrise in 57421 6:05 pm

Weather forecast for 57421

Tonight's forecast for 57421: Snow and patchy blowing snow. Cloudy, with a low around 6. Northwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than half an inch possible.

Current air quality in 57421

Air quality: Fair Air quality scale in 57421 Fair

Internet in 57421

An estimated 100.0% of households in ZIP Code 57421 have a computer, while about 100.0% of households have broadband Internet service.

Gender in 57421

Males comprise about 40.3% of the overall population in ZIP Code 57421, while females account for approximately 59.7%.

Health Insurance in 57421

Data is currently unavailable for health insurance in ZIP Code 57421.

Income in ZIP Code 57421

Regarding household income, approximately 100.0% of the population in 57421 earn $100,000 to $149,999 per year, while an estimated 0.0% earn less than $10,000 per year, and 0.0% of 57421 residents earn $200,000 or more per year.

Household Income Details

Bar chart displaying household income in ZIP Code 57421. This visualizes the percentage of households in this region that fall within different income ranges, e.g. $100,000 to $149,999 per year.

Total Income in 57421

Household Income Percent
Less than $10,000 per year 0.0%
$10,000 to $14,999 per year 0.0%
$15,000 to $24,999 per year 0.0%
$25,000 to $34,999 per year 0.0%
$35,000 to $49,999 per year 0.0%
$50,000 to $74,999 per year 0.0%
$75,000 to $99,999 per year 0.0%
$100,000 to $149,999 per year 100.0%
$150,000 to $199,999 per year 0.0%
$200,000 or more per year 0.0%

Education levels in ZIP Code 57421

In ZIP Code 57421, 100.0% of the population graduated high school, while 100.0% have a bachelor's degree or higher. In this region, 0.0% achieved an education level less than 9th grade, while 75.0% hold a graduate or professional degree. Approximately 0.0% in this Marshall County region reached the highest level of high school graduate (including equivalency).

Education Attained in 57421

Education Level Percent
Less than 9th grade 0.0%
9th to 12th grade, no diploma 0.0%
High school graduate (includes equivalency) 0.0%
Some college, no degree 0.0%
Associate's degree 0.0%
Bachelor's degree 25.0%
Graduate or professional degree 75.0%

Education Level Details

Pie chart displaying the education level breakdown in ZIP Code 57421. This visualizes the percentage of the population that has attained a specific level of education, e.g. a graduate or professional degree.

Race & Ethnicity in ZIP Code 57421

Looking at race in the population that makes up ZIP Code 57421, 100.0% is one race, while 0.0% are two or more races. Approximately 0.0% of 57421 residents are hispanic or Latino (of any race). The most common race in 57421 (race alone or in combination with one or more other races), is White (100.0%), followed by Black or African American (0.0%) .

Race Breakdown Details

Bar chart displaying the racial composition of ZIP Code 57421. This visualizes the percentage of the population of each race (race alone or in combination with one or more other races).

Racial Composition of 57421

Industry Percent
White 100.0%
Black or African American 0.0%
American Indian and Alaska Native 0.0%
Asian 0.0%
Native Hawaiian and Other Pacific Islander 0.0%
Some other race 0.0%
* Race alone or in combination with one or more other races

Age Breakdown in ZIP Code 57421

Residents of ZIP Code 57421 are younger than average. The median age of 33.2 years in ZIP Code 57421 is approximately 12.86% lower than the overall median age in the U.S. of 38.1 years. About 51.9% of residents are aged 18 years and older, and 0.0% of residents are 62 years and over. Approximately 33.8% of the population in 57421 falls in the age group 5 to 9 years, while an estimated 27.3% are aged 35 to 44 years. On the low end of the scale, 0.0% of 57421 residents are aged 85 years and over.

Age Breakdown Details

Bar chart displaying the age breakdown in ZIP Code 57421. This visualizes the percentage of the population in the region that falls into certain age ranges, e.g. 35 to 44 years old.

Age Breakdown in 57421

Age Range Percent
Under 5 years 0.0%
5 to 9 years 33.8%
10 to 14 years 14.3%
15 to 19 years 0.0%
20 to 24 years 0.0%
25 to 34 years 24.7%
35 to 44 years 27.3%
45 to 54 years 0.0%
55 to 59 years 0.0%
60 to 64 years 0.0%
65 to 74 years 0.0%
75 to 84 years 0.0%
85 years and over 0.0%

Real Estate & Housing in ZIP Code 57421

Regarding the age of homes in ZIP Code 57421, an estimated 78.8% of homes were built between 1950 and 1959. Additionally, 21.2% of homes in the region were built in 1939 or earlier, while an estimated 0.0% of homes were built between 1940 and 1949 in this Marshall County region.

Age of Housing in 57421

Year Home Built Percent
Built in 2014 or later 0.0%
Built between 2010 and 2013 0.0%
Built between 2000 and 2009 0.0%
Built between 1990 and 1999 0.0%
Built between 1980 and 1989 0.0%
Built between 1970 and 1979 0.0%
Built between 1960 and 1969 0.0%
Built between 1950 and 1959 78.8%
Built between 1940 and 1949 0.0%
Built in 1939 or earlier 21.2%

Housing Age Breakdown

">Bar chart displaying the breakdown on housing ages in ZIP Code 57421. This visualizes the percentage of homes in the region that were built in a certain time frame, e.g. built between 1950 and 1959.

Language Breakdown in ZIP Code 57421

In ZIP Code 57421, 100.0% of the population lists "English only" as the language spoken in home, while 0.0% of lists Spanish. Additionally, Asian and Pacific Islander languages are spoken in 0.0% of homes, and other Indo-European languages are spoken in 0.0% 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 Marshall County region.

Language Spoken in 57421

Language Spoken Percent
English only 100.0%
Spanish 0.0%
Other Indo-European languages 0.0%
Asian and Pacific Islander languages 0.0%
Other languages 0.0%
* Population 5 years and over

Language Spoken in Home

Bar chart displaying the language spoken in homes in ZIP Code 57421. This visualizes the percentage of homes in the area that list a specific language as being spoken in the home, e.g. Spanish.

Utilities in ZIP Code 57421 [6]

Regarding solar power potential, ZIP Code 57421 has an average daily solar radiation level of 4.86 kWh/m2/day. This is approximately 17.96% greater than an area in the U.S. with historically low solar radiation levels (WA), and about 26.25% less than an area in the U.S. with historically high solar radiation levels (AZ).

Electricity Breakdown Details

Bar chart displaying the electricity rates breakdown in ZIP Code 57421. This visualizes electricity rates in 57421 compared to rates in the state and rates in the U.S. as a whole.

Electricity Rates in 57421

Region Residential Commercial Industrial
ZIP Code 57421 8.77¢/kWh 8.21¢/kWh 5.74¢/kWh
South Dakota 13.81¢/kWh 11.29¢/kWh 8.67¢/kWh
United States 17.78¢/kWh 13.19¢/kWh 8.44¢/kWh

Solar Power in 57421

Month ZIP Code 57421 Low (WA) High (AZ)
Jan 3.07 1.9 5.84
Feb 4.15 3 6.31
Mar 4.94 3.65 7.02
Apr 5.66 5.13 7.3
May 5.66 5.17 7.13
Jun 6.07 5.72 6.95
Jul 6.6 6.22 6.51
Aug 6.19 6.08 6.65
Sep 5.55 5.15 7.02
Oct 4.37 3.32 6.92
Nov 3.41 2.33 5.99
Dec 2.61 1.78 5.46
All figures listed are kWh/m2/day — kilowatt hours per square meter per day

Solar Radiation Levels

Line chart displaying solar radiation levels in ZIP Code 57421. This visualizes solar power levels in 57421 compared to radiation levels in both a historically low radiation state (WA) and a historically high radiation state (AZ).

Notes

  • [4] Health data referenced here originate from the Centers for Disease Control and Prevention (CDC).
  • [5] Consumer financial product complaint data referenced here originate from the Consumer Financial Protection Bureau.
  • [6] Electricity rates and electricity usage data referenced here originate from the National Renewable Energy Laboratory (NREL) and/or the U.S. Energy Information Administration (EIA). Estimates utilize regional U.S. Census Bureau data along with regional NREL and/or EIA data.