PlainZIP

Union Bridge, MD

Single-footprint Census roll-up for Union Bridge, MD: 1 USPS ZIP, population 5,281. 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 UNION-BRIDGE-MD · Union Bridge, MD 1 ZIPs · 5,281 pop · #5700/25278 · Carroll County

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

  • INC-HIGH $93,015
  • RANK-UPPER #5700/25278
  • PHOTO-FINISH ≈ Taneytown
  • BOOK-ONE 1 ZIP
  • OWN-MID 82% owners
  • POP-TOWN 5,281
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $379,800

Nearest income peer: Taneytown, MD ( $1,333 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 Union Bridge

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

Top 23%
household income vs 25,278 US cities
5,281
city population (Census)
1
USPS ZIP codes covered
$93,015
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 $93,015 and home value $379,800 should be read as near-neighborhood numbers ; bachelor's attainment averages 26.7%.

Owner-occupancy sits in a mixed band (81.7%) - check the ZIP page's tenure split before treating Union Bridge as a pure owner town.

Within Maryland, Brentwood is the closest lower-income city and Burkittsville the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Union Bridge.

Population concentration

Union Bridge reads through its lone ZIP, 21791

5,281 ACS residents, one ZIP: 21791 is not the leading code inside Union Bridge, it is the only one on file. Treat the ZIP page as the primary source for anything below the city-wide total.

Census ZBP business roll-up

Mid-pack ZBP load on Union Bridge's one ZIP

Citywide ZBP: 98 establishments, 868 employees , annual payroll $40,869k (~19 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 21791 (98 units) ; leading NAICS Construction (33) · also Other services (except public administration) · Retail trade .

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ZIP Codes in Union Bridge, MD

These ZIP codes sit in Carroll County, which covers 10 ZIP codes in all; 1 of them fall in Union Bridge. See the Carroll County roll-up →

Every one of the 8 cities sharing Carroll County reports a higher average ZIP median income than Union Bridge, Westminster, Sykesville and Hampstead among them. That gap is the county's income spread, not a measure of the housing or commute picture below. Marriottsville marks the far end of that range at $191,804, 106% above Union Bridge.

ZIP Code Population Median income Establishments Density
21791 5,281 $93,015 98 41
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Union Bridge 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 Union Bridge, .