PlainZIP

Catonsville, MD

Single-footprint Census roll-up for Catonsville, MD: 1 USPS ZIP, population 47,577. 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 CATONSVILLE-MD · Catonsville, MD 1 ZIPs · 47,577 pop · #2804/25278 · Baltimore County

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

  • INC-TOP $112,656
  • RANK-TOP #2804/25278
  • ABOVE-PEER over Owings Mills
  • BOOK-ONE 1 ZIP
  • OWN-MID 71% owners
  • POP-SMALL 47,577
  • SPREAD-UNK Single-ZIP book
  • HOME-HIGH $404,700

Nearest income peer: Owings Mills, MD ( $10,825 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 Catonsville

Lowest/highest poles plus county-sharing cities nearest Catonsville 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, Catonsville, MD sits among US cities with an upper-quartile household income, on a small-city population base, across a single-ZIP footprint.

Top 11%
household income vs 25,278 US cities
47,577
city population (Census)
1
USPS ZIP codes covered
$112,656
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 $112,656 and home value $404,700 should be read as near-neighborhood numbers ; bachelor's attainment averages 52.5%.

Owner-occupancy sits in a mixed band (71.0%) - check the ZIP page's tenure split before treating Catonsville as a pure owner town.

Within Maryland, Laurel is the closest lower-income city and Hebron the closest higher-income city by average ZIP household income. Their 4 and 1 ZIP footprints are the immediate statewide comparison set for Catonsville.

Population concentration

Catonsville's single ZIP 21228 carries the town

Catonsville is published as a single USPS ZIP. Code 21228 is the entire residential footprint (47,577 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

Dense ZBP book packed into Catonsville's one ZIP

Citywide ZBP: 1,191 establishments, 17,358 employees , annual payroll $1,044,513k (~25 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 21228 (1,191 units) ; leading NAICS Health care and social assistance (243) · also Retail trade · Professional, scientific, and technical services .

View your shortlist →

ZIP Codes in Catonsville, MD

These ZIP codes sit in Baltimore County, which covers 41 ZIP codes in all; 1 of them fall in Catonsville. See the Baltimore County roll-up →

Catonsville sits in the upper half of Baltimore County on income: Baltimore, Parkville and Dundalk report less, while Lutherville Timonium reports more. Dundalk marks the far end of that range at $64,141, 43% below Catonsville.

ZIP Code Population Median income Establishments Density
21228 47,577 $112,656 1,191 1,185
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Catonsville 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 Catonsville, .