Seaford, DE

Single-footprint Census roll-up for Seaford, DE: 1 USPS ZIP, population 23,838. 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 SEAFORD-DE · Seaford, DE 1 ZIPs · 23,838 pop · #15689/25278 · Sussex County

INC-MID · RANK-LOWER · PHOTO-FINISH · BOOK-ONE · OWN-MID · POP-TOWN · SPREAD-UNK · HOME-MID

  • INC-MID $64,387
  • RANK-LOWER #15689/25278
  • PHOTO-FINISH ≈ Laurel
  • BOOK-ONE 1 ZIP
  • OWN-MID 72% owners
  • POP-TOWN 23,838
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $278,300

Nearest income peer: Laurel, DE (+ $1,216 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 Seaford

Lowest/highest poles plus county-sharing cities nearest Seaford 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, Seaford, DE sits among US cities with a below-median household income, on a town-scale population base, across a single-ZIP footprint.

38th pct
household income vs 25,278 US cities
23,838
city population (Census)
1
USPS ZIP codes covered
$64,387
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.

Below-median income with few delivery areas (1): read cost-of-living from the primary ZIP. Household income $64,387 and poverty 16.7% concentrate in 19973.

Owner-occupancy sits in a mixed band (72.3%) - check the ZIP page's tenure split before treating Seaford as a pure owner town.

Within Delaware, Bridgeville is the closest lower-income city and Delmar the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Seaford.

Population concentration

One ZIP, 19973, is all of Seaford

There is no split to weigh here: 19973 holds every one of Seaford's 23,838 ACS residents. City-level and ZIP-level numbers on this site are the same number twice, check the ZIP page for the income/tenure/commute breakdown.

Census ZBP business roll-up

Dense ZBP book packed into Seaford's one ZIP

Citywide ZBP: 608 establishments, 9,140 employees , annual payroll $465,514k (~26 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 19973 (608 units) ; leading NAICS Retail trade (98) · also Health care and social assistance · Other services (except public administration) .

View your shortlist →

ZIP Codes in Seaford, DE

These ZIP codes sit in Sussex County, which covers 22 ZIP codes in all; 1 of them fall in Seaford. See the Sussex County roll-up →

Seaford sits in the lower half of Sussex County on income: Millsboro, Lewes and Milford report more, and only Bridgeville reports less. Rehoboth Beach marks the far end of that range at $102,146, 59% above Seaford.

ZIP Code Population Median income Establishments Density
19973 23,838 $64,387 608 117

Seaford 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 Seaford, .