PlainZIP

Smithfield, ME

Single-footprint Census roll-up for Smithfield, ME: 1 USPS ZIP, population 799. 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 SMITHFIELD-ME · Smithfield, ME 1 ZIPs · 799 pop · #3335/25278 · Somerset County

INC-HIGH · RANK-TOP · ABOVE-PEER · BOOK-ONE · OWN-HIGH · POP-VILLAGE · SPREAD-UNK · HOME-MID

  • INC-HIGH $107,917
  • RANK-TOP #3335/25278
  • ABOVE-PEER over Norridgewock
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 89% owners
  • POP-VILLAGE 799
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $242,800

Nearest income peer: Norridgewock, ME ( $41,986 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 Smithfield

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

Top 13%
household income vs 25,278 US cities
799
city population (Census)
1
USPS ZIP codes covered
$107,917
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 $107,917 and home value $242,800 should be read as near-neighborhood numbers ; bachelor's attainment averages 34.7%.

Owner-occupancy here runs high (88.9%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within Maine, Phippsburg is the closest lower-income city and Windham the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Smithfield.

Population concentration

Smithfield's single ZIP 04978 carries the town

Smithfield is published as a single USPS ZIP. Code 04978 is the entire residential footprint (799 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 Smithfield's one ZIP

Citywide ZBP: 19 establishments, 188 employees , annual payroll $9,643k (~24 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 04978 (19 units) ; leading NAICS Construction (6) · also Other services (except public administration) .

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ZIP Codes in Smithfield, ME

These ZIP codes sit in Somerset County, which covers 25 ZIP codes in all; 1 of them fall in Smithfield. See the Somerset County roll-up →

No other city sharing Somerset County reports a higher average ZIP median income than Smithfield. Skowhegan, Fairfield and Madison sit below it, so a household comparing this county on income alone starts here. Bingham marks the far end of that range at $39,860, 63% below Smithfield.

ZIP Code Population Median income Establishments Density
04978 799 $107,917 19 20
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Smithfield 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 Smithfield, .