PlainZIP

Windsor Mill, MD

Single-footprint Census roll-up for Windsor Mill, MD: 1 USPS ZIP, population 34,611. 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 WINDSOR-MILL-MD · Windsor Mill, MD 1 ZIPs · 34,611 pop · #7688/25278 · Baltimore County

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

  • INC-HIGH $85,114
  • RANK-UPPER #7688/25278
  • PHOTO-FINISH ≈ Parkville
  • BOOK-ONE 1 ZIP
  • OWN-LOW 49% owners
  • POP-SMALL 34,611
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $282,600

Nearest income peer: Parkville, MD ( $1,597 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 Windsor Mill

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

Top 30%
household income vs 25,278 US cities
34,611
city population (Census)
1
USPS ZIP codes covered
$85,114
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 21244 (34,611 residents). Household income $85,114 is the roll-up; open the ZIP for tenure and commute.

Owner-occupancy is comparatively low (49.0%) for this income tier, rent $1,622 may matter more than the home-value average.

Within Maryland, Conowingo is the closest lower-income city and Annapolis Junction the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Windsor Mill.

Population concentration

Windsor Mill's single ZIP 21244 carries the town

Windsor Mill is published as a single USPS ZIP. Code 21244 is the entire residential footprint (34,611 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 Windsor Mill's one ZIP

Citywide ZBP: 678 establishments, 11,385 employees , annual payroll $832,800k (~20 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 21244 (678 units) ; leading NAICS Health care and social assistance (143) · also Retail trade · Professional, scientific, and technical services .

View your shortlist →

ZIP Codes in Windsor Mill, MD

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

Windsor Mill lands mid-pack among the 12 cities sharing Baltimore County: Baltimore, Owings Mills and Catonsville earn more and Dundalk, Gwynn Oak and Essex earn less. Lutherville Timonium marks the far end of that range at $125,528, 47% above Windsor Mill.

ZIP Code Population Median income Establishments Density
21244 34,611 $85,114 678 996
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Windsor Mill 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 Windsor Mill, .