Ludlow, SD · standard
ZIP Code 57755
Harding County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 116
- 0/sq mi
- $68,125
- Median income
- $164,100
- Median home value
- 39.0%
- Bachelor's or higher
National ZIP placement
Ludlow pairs a below-median household income with below-median home values, in a rural, homeowner-dominated area.
- 44th pct
- household income, US ZIPs
- 32nd pct
- home value, US ZIPs
- 0
- people per sq mi
- 76%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57755 against every reporting US ZIP.
ZIP code 57755 is a sparsely populated ZIP (a standard USPS delivery area) in Ludlow, Harding County, South Dakota, home to just 116 residents across 580.0 square miles, a density of 0 people per square mile, in the Denver time zone.
ZIP 57755 reports a modest median household income of $68,125 (11% below the average South Dakota ZIP), while per-capita income is $44,098. Both reported hardship measures are comparatively low in absolute terms: poverty is 0.0% and unemployment is 0.0%. Median home value is $164,100 (14% below the average South Dakota ZIP); 75.6% of occupied homes are owner-occupied.
A solid share of residents have a four-year degree: 39.0% of adults hold a bachelor's degree or higher, the median age is 40.8, and the average commute is -. No nearby ZIP peer set is available for this delivery area, so the South Dakota and national benchmarks above are the appropriate context for 57755.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 57755, Ludlow, SD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
116
Population
580.0
Area (sq mi)
0
People / sq mi
Denver
Time Zone
standard
ZIP Type
Who lives in ZIP 57755?
40.8
Median Age
45.5%
Male
54.5%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$68,125
Median Household Income
-11% vs state ZIP avg
$44,098
Per Capita Income
0.0%
Poverty Rate
0.0%
Unemployment Rate
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
57housing units
57
Total Housing Units
45
Occupied Units
12
Vacant Units
2.24
Avg Household Size
Occupancy Type
$164,100
Median Home Value
-14% vs state ZIP avg
1985
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 3 business establishments in ZIP 57755, employing approximately 16 people with a combined annual payroll of $1,341,000.
3
Businesses
16
Employees
$1.3M
Annual Payroll
0
Industry Sectors
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 57755, both outside SD so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.