Largest observed gap
Household income
$67,133 tract average vs. $59,731 citywide (+12%)
The tract average runs 12% above the citywide median, a modest separation worth checking against the individual rows before drawing a local conclusion.
Spearfish, SD › Neighborhoods
Neighborhoods
Neighborhoods in Spearfish
Among 8 census tracts, Tract 9661.01 leads at $87,659 median income - about 2× Tract 9666.01 at $46,314.
8 census tracts · South Dakota · Census ACS 2023
Avg. Tract Income
$67,133
median household
Income Range
$46,314 – $87,659
lowest to highest tract
Avg. Tract Rent
$954/mo
median gross rent
Census Tracts
8
in Spearfish
Where the tract view differs from the citywide view
How these gaps are calculated
These comparisons use the average of the tract medians listed on this page and the ACS citywide median. They are two different geographic summaries, so the gap is a reading aid rather than an estimate of a typical household.
Comparison 2
Monthly rent
$954 tract average vs. $990 citywide (-4%)
The listed-tract figure sits within 4% of the citywide median. Treat this as broad agreement, not proof that every block has the same conditions.
Comparison 3
Home value
$320,313 tract average vs. $309,200 citywide (+4%)
The listed-tract figure sits within 4% of the citywide median. Treat this as broad agreement, not proof that every block has the same conditions.
What counts as a neighborhood here?
PlainCities uses U.S. Census tracts as neighborhood units, small, stable areas of a few thousand residents each. The table below lists this city's tracts, sorted by median household income.
Census Tracts by Income
Showing 8 of 8 tracts, sorted by median household income - Tract 9661.01 highest at $87,659 ; Tract 9666.01 lowest at $46,314.
| Tract | Population | |
|---|---|---|
|
Tract 9663.01 Lawrence Co. | 6,004 | View › |
|
Tract 9662 Lawrence Co. | 4,232 | View › |
|
Tract 9661.01 Lawrence Co. | 3,723 | View › |
|
Tract 9663.03 Lawrence Co. | 3,161 | View › |
|
Tract 9666.02 Lawrence Co. | 2,920 | View › |
|
Tract 9661.02 Lawrence Co. | 2,660 | View › |
|
Tract 9663.04 Lawrence Co. | 2,470 | View › |
|
Tract 9666.01 Lawrence Co. | 1,404 | View › |
Source and tract definition
Source: U.S. Census Bureau ACS 5-Year Estimates 2023. Census tracts are small, stable geographic units used for statistical analysis. Each tract typically contains 1,200–8,000 people. Last updated: 2026