PlainZIP

Monmouth, ME

Single-footprint Census roll-up for Monmouth, ME: 1 USPS ZIP, population 3,264. 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 MONMOUTH-ME · Monmouth, ME 1 ZIPs · 3,264 pop · #8023/25278 · Kennebec County

INC-HIGH · RANK-UPPER · PHOTO-FINISH · BOOK-ONE · OWN-MID · POP-VILLAGE · SPREAD-UNK · HOME-MID

  • INC-HIGH $83,919
  • RANK-UPPER #8023/25278
  • PHOTO-FINISH ≈ Litchfield
  • BOOK-ONE 1 ZIP
  • OWN-MID 78% owners
  • POP-VILLAGE 3,264
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $298,300

Nearest income peer: Litchfield, ME (+ $985 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 Monmouth

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

Top 32%
household income vs 25,278 US cities
3,264
city population (Census)
1
USPS ZIP codes covered
$83,919
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 04259 (3,264 residents). Household income $83,919 is the roll-up; open the ZIP for tenure and commute.

Owner-occupancy sits in a mixed band (78.0%) - check the ZIP page's tenure split before treating Monmouth as a pure owner town.

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

Population concentration

Monmouth's single ZIP 04259 carries the town

Monmouth is published as a single USPS ZIP. Code 04259 is the entire residential footprint (3,264 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 Monmouth's one ZIP

Citywide ZBP: 63 establishments, 279 employees , annual payroll $16,179k (~19 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 04259 (63 units) ; leading NAICS Construction (18) · also Retail trade · Professional, scientific, and technical services .

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ZIP Codes in Monmouth, ME

These ZIP codes sit in Kennebec County, which covers 28 ZIP codes in all; 1 of them fall in Monmouth. See the Kennebec County roll-up →

Monmouth lands mid-pack among the 12 cities sharing Kennebec County: Winthrop, South China and Belgrade earn more and Waterville, Augusta and Gardiner earn less. Augusta marks the far end of that range at $54,775, 35% below Monmouth.

ZIP Code Population Median income Establishments Density
04259 3,264 $83,919 63 43
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Monmouth 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 Monmouth, .