ZIP code
57745
Hill City, SD
57745 covers Hill City in Pennington County, with 1,784 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 57745. Methodology
ZIP code map of 57745

About ZIP code 57745
Acceptable cities: Rochford
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 57745. Not ACS. Methodology
People in 57745
Race
- White1,698
- Black or African American10
- American Indian or Alaska Native73
- Asian14
- Native Hawaiian and Pacific Islander1
- Other race114
- Two or more races168
Hispanic or Latino (any race): 214
Age
- Under 10178
- 10 to 19236
- 20 to 29135
- 30 to 39197
- 40 to 49215
- 50 to 59304
- 60 to 69472
- 70 to 79250
- 80 and older91
Income and housing in 57745
Education
- High school graduate98.3%
- Bachelor's degree34.2%
- Graduate degree9.4%
Places covering 57745
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Hill City42.0%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Pennington County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
58.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 57745
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 2,172 | |
| 2006 | 2,036 | |
| 2007 | 2,256 | |
| 2008 | 2,047 | |
| 2009 | 2,095 | |
| 2010 | 2,206 | |
| 2011 | 1,686 | 2,175 |
| 2012 | 2,051 | 2,140 |
| 2013 | 2,188 | 2,200 |
| 2014 | 2,152 | 2,110 |
| 2015 | 2,529 | 2,140 |
| 2016 | 2,559 | 2,150 |
| 2017 | 2,382 | 2,070 |
| 2018 | 2,240 | 2,080 |
| 2019 | 2,270 | 2,150 |
| 2020 | 2,111 | 2,150 |
| 2021 | 1,921 | 2,260 |
| 2022 | 1,851 | 2,180 |
| 2023 | 1,784 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 57745
12 nearest ZIP centroids (any distance)
- 57754Lead17.5 miPop 3,605 · Income $57,017
- 57702Rapid City18.4 miPop 35,771 · Income $85,700
- 82715Four Corners18.6 miPop 0 · Income —
- 57759Nemo18.7 miPop 393 · Income $127,396
- 57751Keystone20.4 miPop 996 · Income $100,714
- 57730Custer21.0 miPop 5,647 · Income $81,911
- 57732Deadwood22.3 miPop 1,870 · Income $44,750
- 57718Black Hawk23.4 miPop 7,329 · Income $81,858
- 57769Piedmont29.4 miPop 4,017 · Income $91,284
- 57701Rapid City30.0 miPop 45,221 · Income $52,733
- 57773Pringle30.5 miPop 198 · Income $43,929
- 57783Spearfish31.4 miPop 16,929 · Income $64,970
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 57745, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 57745 FAQ
- What city is ZIP code 57745 in?
- 57745 is in Hill City, SD.
- What county is 57745 in?
- 57745 is in Pennington County.
- What is the median household income in 57745?
- The median household income in 57745 is $90,089.
- Which ZIP codes are near 57745?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 57745.