PlainZIP

South Amboy, NJ

Single-footprint Census roll-up for South Amboy, NJ: 1 USPS ZIP, population 23,537. 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 SOUTH-AMBOY-NJ · South Amboy, NJ 1 ZIPs · 23,537 pop · #5746/25278 · Middlesex County

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

  • INC-HIGH $92,786
  • RANK-UPPER #5746/25278
  • BELOW-PEER under Carteret
  • BOOK-ONE 1 ZIP
  • OWN-LOW 63% owners
  • POP-TOWN 23,537
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $389,800

Nearest income peer: Carteret, NJ (+ $4,235 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 South Amboy

Lowest/highest poles plus county-sharing cities nearest South Amboy 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, South Amboy, NJ sits among US cities with an upper-quartile household income, on a town-scale population base, across a single-ZIP footprint.

Top 23%
household income vs 25,278 US cities
23,537
city population (Census)
1
USPS ZIP codes covered
$92,786
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.

High-income footprint on only 1 ZIP: the city page and the ZIP page nearly coincide. Headline income $92,786 and home value $389,800 should be read as near-neighborhood numbers ; bachelor's attainment averages 28.9%.

Owner-occupancy is comparatively low (62.9%) for this income tier, rent $1,660 may matter more than the home-value average.

Within New Jersey, Roselle is the closest lower-income city and Vauxhall the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for South Amboy.

Population concentration

South Amboy's single ZIP 08879 carries the town

South Amboy is published as a single USPS ZIP. Code 08879 is the entire residential footprint (23,537 ACS residents), so the city page and the ZIP page tell the same household story, open that ZIP for income, tenure, and commute detail.

Census ZBP business roll-up

Mid-pack ZBP load on South Amboy's one ZIP

Citywide ZBP: 391 establishments, 4,852 employees , annual payroll $213,329k (~17 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 08879 (391 units) ; leading NAICS Retail trade (56) · also Other services (except public administration) · Accommodation and food services .

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ZIP Codes in South Amboy, NJ

These ZIP codes sit in Middlesex County, which covers 35 ZIP codes in all; 1 of them fall in South Amboy. See the Middlesex County roll-up →

South Amboy sits in the lower half of Middlesex County on income: Edison, Piscataway and East Brunswick report more, New Brunswick and Perth Amboy report less. East Brunswick marks the far end of that range at $143,586, 55% above South Amboy.

ZIP Code Population Median income Establishments Density
08879 23,537 $92,786 391 1,260
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

South Amboy 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 South Amboy, .