Allegany County · Maryland
ZIP code 21543
- Population
- 325
- Median income
- —
- Median home
- $186,000
- Sales tax
- 6%
ZCTA residents
Household, past 12 months
Owner-occupied value
Maryland state rate
Quick answer
ZIP 21543 sits in Allegany County, Maryland and is home to 325 people. Median household income is —, the median home is worth $186,000 and median gross rent is $775. 90.3% of households own their home, and purchases are taxed at 6% (Maryland state rate).
- County
- Allegany County
- State
- Maryland (MD)
- Area codes
- Not published
- Metro area
- Outside covered metros
FIPS 24001
477 ZIPs covered
No NANPA match for this ZIP
Rate jurisdiction used for tax
The numbers for 21543
American Community Survey 2019-2023 ACS 5-year estimates for this ZCTA.
- Population
- 325ZIP 21543 residents
- Median household income
- —Past 12 months, inflation adjusted
- Median home value
- $186,000Owner-occupied units
- Median gross rent
- $775Rent plus utilities, monthly
- Median age
- 42.8 yrsAll residents
- Homeownership rate
- 90.3%Owner-occupied households
Sales tax in 21543
What a purchase inside this ZIP costs at checkout.
Maryland levies 6% statewide with no local add-ons. Check the county page for the local component before you quote a price.
Affordability in this ZIP
Derived from the Census medians above — indicative, not an offer.
A rent burden above 30% is the federal threshold for cost-burdened households, and a price-to-income multiple above 4× is generally considered a stretched housing market. The mortgage figure is principal and interest only — taxes, insurance and HOA dues are extra.
How 21543 compares
ZIP 21543 against the median ZIP in Allegany County and across Maryland.
| Measure | ZIP 21543 | County median | State median | vs state |
|---|---|---|---|---|
| Median household income | — | $59,551 | $104,338 | — |
| Median home value | $186,000 | $148,300 | $401,000 | -54% |
| Median gross rent | $775 | $810 | $1,600 | -52% |
| Population | 325 | 732 | 4,995 | -93% |
Medians are computed across the 13 ZIP areas in Allegany County and the 477 ZIP areas in Maryland.
Statewide rank
Where this ZIP places among all 477 Maryland ZIP areas.
- Income
- —
- Home value
- #393
- Population
- #410
Not published
above 8% of 425 state ZIPs
larger than 14% of 477 state ZIPs
Nearby ZIP codes
Other ZIP codes filed under Allegany County.
ZIP 21543 questions
Common questions about this ZIP code.
- Where is ZIP code 21543?
- ZIP 21543 lies mostly in Allegany County, Maryland. County assignment follows the largest share of land area, so a ZIP straddling a county line is filed under its dominant county.
- What sales tax do I pay in 21543?
- Maryland charges 6% statewide.
- Is 21543 expensive to live in?
- Median rent runs $775 a month, and the median home is worth $186,000 — -54% against the typical Maryland ZIP.
- Is a ZCTA the same as a postal ZIP code?
- Not exactly. The Census builds ZIP Code Tabulation Areas from the ZIP codes of addresses inside each census block, so a ZCTA can differ slightly from the USPS delivery route of the same number, and PO-box-only ZIPs have no ZCTA at all.
Keep going
Related pages for this area.
Sources & transparency
- US Census Bureau, ACS 2019-2023 5-year estimates — 2019-2023 ACS 5-year — population, income, housing
- Census 2020 ZCTA-to-county relationship file — County assignment by largest land-area overlap
- Comptroller of Maryland — Sales tax rates and local add-ons
Last reviewed December 2024. Figures are published for reference and can change; verify with the source agency before filing or contracting. How we build and check this data.