Spencer, SD

Single-footprint Census roll-up for Spencer, SD: 1 USPS ZIP, population 343. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet SPENCER-SD · Spencer, SD 1 ZIPs · 343 pop · #9526/25278 · McCook County

INC-HIGH · RANK-UPPER · BELOW-PEER · BOOK-ONE · OWN-HIGH · POP-VILLAGE · SPREAD-UNK · HOME-MID

  • INC-HIGH $79,167
  • RANK-UPPER #9526/25278
  • BELOW-PEER under Montrose
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 92% owners
  • POP-VILLAGE 343
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $215,300

Nearest income peer: Montrose, SD (+ $4,914 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Spencer

Lowest/highest poles plus county-sharing cities nearest Spencer on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Spencer, SD sits among US cities with an above-median household income, on a village-scale population base, across a single-ZIP footprint.

Top 38%
household income vs 25,278 US cities
343
city population (Census)
1
USPS ZIP codes covered
$79,167
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

Above-median income on a short ZIP list (1) - lead code 57374 (343 residents). Household income $79,167 is the roll-up; open the ZIP for tenure and commute.

Owner-occupancy here runs high (91.7%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within South Dakota, Buffalo is the closest lower-income city and Wessington the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Spencer.

Population concentration

Spencer reads through its lone ZIP, 57374

343 ACS residents, one ZIP: 57374 is not the leading code inside Spencer, it is the only one on file. Treat the ZIP page as the primary source for anything below the city-wide total.

Census ZBP business roll-up

Mid-pack ZBP load on Spencer's one ZIP

Citywide ZBP: 8 establishments, 45 employees , annual payroll $4,352k (~23 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 57374 (8 units) .

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ZIP Codes in Spencer, SD

These ZIP codes sit in McCook County, which covers 5 ZIP codes in all; 1 of them fall in Spencer. See the McCook County roll-up →

Spencer sits in the lower half of McCook County on income: Salem, Montrose and Canistota report more, and only Bridgewater reports less. Canistota marks the far end of that range at $94,375, 19% above Spencer.

ZIP Code Population Median income Establishments Density
57374 343 $79,167 8 2

Spencer roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Spencer, .