PlainZIP

Hillsboro, MD

Single-footprint Census roll-up for Hillsboro, MD: 1 USPS ZIP, population 117. 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 HILLSBORO-MD · Hillsboro, MD 1 ZIPs · 117 pop · #14552/25278 · Caroline County

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

  • INC-MID $66,875
  • RANK-MID #14552/25278
  • PHOTO-FINISH ≈ Marydel
  • BOOK-ONE 1 ZIP
  • OWN-MID 70% owners
  • POP-VILLAGE 117
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $254,200

Nearest income peer: Marydel, MD (+ $1,667 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 Hillsboro

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

42nd pct
household income vs 25,278 US cities
117
city population (Census)
1
USPS ZIP codes covered
$66,875
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.

Below-median income with few delivery areas (1): read cost-of-living from the primary ZIP. Household income $66,875 and poverty 23.6% concentrate in 21641.

Owner-occupancy sits in a mixed band (69.6%) - check the ZIP page's tenure split before treating Hillsboro as a pure owner town.

Within Maryland, Charlestown is the closest lower-income city and Gwynn Oak the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Hillsboro.

Population concentration

Hillsboro's single ZIP 21641 carries the town

Hillsboro is published as a single USPS ZIP. Code 21641 is the entire residential footprint (117 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

No ZBP establishments filed for Hillsboro's ZIPs

Census County Business Patterns has no establishment rows joined to the ACS ZIPs mapped to Hillsboro. Read demography on this page; business counts are absent for this footprint.

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ZIP Codes in Hillsboro, MD

These ZIP codes sit in Caroline County, which covers 9 ZIP codes in all; 1 of them fall in Hillsboro. See the Caroline County roll-up →

Hillsboro lands mid-pack among the 8 cities sharing Caroline County: Denton, Preston and Ridgely earn more and Federalsburg, Greensboro and Henderson earn less. Preston marks the far end of that range at $90,385, 35% above Hillsboro.

ZIP Code Population Median income Establishments Density
21641 117 $66,875 n/a 516
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Hillsboro 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 Hillsboro, .