PlainZIP

Billerica, MA

Single-footprint Census roll-up for Billerica, MA: 1 USPS ZIP, population 30,310. 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 BILLERICA-MA · Billerica, MA 1 ZIPs · 30,310 pop · #884/25278 · Middlesex County

INC-TOP · RANK-TOP · PHOTO-FINISH · BOOK-ONE · OWN-MID · POP-SMALL · SPREAD-UNK · HOME-HIGH

  • INC-TOP $149,042
  • RANK-TOP #884/25278
  • PHOTO-FINISH ≈ Arlington
  • BOOK-ONE 1 ZIP
  • OWN-MID 82% owners
  • POP-SMALL 30,310
  • SPREAD-UNK Single-ZIP book
  • HOME-HIGH $615,100

Nearest income peer: Arlington, MA (+ $1,804 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 Billerica

Lowest/highest poles plus county-sharing cities nearest Billerica 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, Billerica, MA sits among US cities with a top-decile household income, on a small-city population base, across a single-ZIP footprint.

Top 3%
household income vs 25,278 US cities
30,310
city population (Census)
1
USPS ZIP codes covered
$149,042
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 $149,042 and home value $615,100 should be read as near-neighborhood numbers ; bachelor's attainment averages 40.2%.

Owner-occupancy sits in a mixed band (82.2%) - check the ZIP page's tenure split before treating Billerica as a pure owner town.

Within Massachusetts, Holden is the closest lower-income city and Littleton the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Billerica.

Population concentration

Billerica's single ZIP 01821 carries the town

Billerica is published as a single USPS ZIP. Code 01821 is the entire residential footprint (30,310 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 Billerica's one ZIP

Citywide ZBP: 717 establishments, 15,332 employees , annual payroll $1,548,721k (~24 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 01821 (717 units) ; leading NAICS Construction (166) · also Professional, scientific, and technical services · Other services (except public administration) .

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ZIP Codes in Billerica, MA

These ZIP codes sit in Middlesex County, which covers 81 ZIP codes in all; 1 of them fall in Billerica. See the Middlesex County roll-up →

No other city sharing Middlesex County reports a higher average ZIP median income than Billerica. Lowell, Cambridge and Somerville sit below it, so a household comparing this county on income alone starts here. Lowell marks the far end of that range at $78,949, 47% below Billerica.

ZIP Code Population Median income Establishments Density
01821 30,310 $149,042 717 706
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Billerica 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 Billerica, .