Property Tax & Hazard Risk Record: ZIP Code 21740, Washington County
What owning here costs and what the federal hazard record says. Every figure below carries its source, its vintage, and its margin of error. Nothing is modelled or predicted.
Median property tax paid
Census survey estimate for the whole ZIP code area, not a bill for any property.
Median home value
0.87% effective rate — median tax divided by median value.
Composite hazard rating
FEMA’s own rating for this area, apportioned from census tracts by population. Planning purposes only.
How 21740 compares across Maryland
Where this ZIP code’s figures fall among the other ZIP codes in Maryland with a comparable estimate. Capped or floored figures and estimates with a wide margin of error are left out on both sides, so a position is stated only where the survey supports one.
- Effective property tax rate: higher than about 45% of 388 comparable ZIP codes in Maryland.
- Median property tax paid: higher than about 15% of 398 comparable ZIP codes in Maryland.
- Median home value: higher than about 15% of 403 comparable ZIP codes in Maryland.
Source: US Census ACS 5-Year, tables B25103 and B25077, 2020-2024. How this was derived
Hazard breakdown
Six hazards from the FEMA National Risk Index for 21740.
| Inland flooding | Relatively Low |
| Coastal flooding | Not applicable here |
| Wildfire | Very Low |
| Hurricane | Relatively Moderate |
| Strong wind | Relatively Moderate |
| Tornado | Relatively Low |
Source: FEMA National Risk Index, December 2025. How this was derived
How this rate compares
Median effective property tax rate for this ZIP code, its county, and its state.
0%scale to 2.5%
Source: US Census ACS 5-Year, tables B25103 and B25077, 2020-2024. How this was derived
Monthly cost of owning here
Not included until you add it. This site publishes no insurance prices, because no free authoritative source exists; enter an annual premium from an insurer to include it.
Principal and interest use the price, down payment and interest rate you enter, over 30 years. Property tax applies this ZIP code’s effective tax rate from the US Census American Community Survey. Not a loan estimate.
Nearby ZIP codes
Ranked by distance between Census internal points.
More ZIP codes in Washington County
Other ZIP codes in the same county, by code. Each has its own record.