The basics
Total Population
14,394
Median Age
46
Home values & property tax
Ranked against U.S. ZIP codes.
Median Home Value
$494,300
Median Property Tax
$3,743
Effective Tax Rate
1%
Cost of living & affordability
Ranked against U.S. ZIP codes.
Price-to-Income Ratio
4
Median Rent
$1,764
Home prices & appreciation
Ranked against U.S. ZIP codes.
HPI Growth 5yr %
38%
Appreciation 1yr %
0.11%
Pandemic Gain %
31%
Recession Drop %
-22%
Climate & weather
Ranked against U.S. ZIP codes.
Summer Avg High (°F)
85.3
Winter Avg Low (°F)
30.7
Avg Temperature (°F)
57.1
Hot Days/yr (>90°F)
31.7
Freezing Days/yr (<32°F)
63.7
Annual Precipitation (in)
46.9
Annual Snowfall (in)
14.1
Flood & disaster risk
Ranked against U.S. ZIP codes.
FEMA Risk Score
15.7
EAL Flood/Coastal per $1K
0.11
The full report
Six pillars — each with percentile benchmarks, 16-year trends, and per-metric detail.
People
Work & Money
Housing
Amenities
Environment & Risk
ZIP Code 21666: frequently asked questions
- What is the median home value in ZIP Code 21666?
- The median home value in ZIP Code 21666 is $494,300, higher than 88% of U.S. ZIP codes.
- How much is property tax in ZIP Code 21666?
- The median annual property tax in ZIP Code 21666 is $3,743, an effective rate of 1% of home value.
- Is ZIP Code 21666 expensive to live in?
- Homes in ZIP Code 21666 cost about 4× the median household income, higher than 75% of U.S. ZIP codes.
- What is the average rent in ZIP Code 21666?
- The median gross rent in ZIP Code 21666 is $1,764 a month, higher than 89% of U.S. ZIP codes.
- How much have home prices grown in ZIP Code 21666?
- Home prices in ZIP Code 21666 have moved 38% over the past five years (0.11% in the past year), per the FHFA House Price Index.
- What is the weather like in ZIP Code 21666?
- ZIP Code 21666 averages 57.1°F year-round, summer highs near 85.3°F, winter lows around 30.7°F (NOAA 1991–2020 normals). It sees about 14.1 inches of snow a year.
- Is ZIP Code 21666 at risk of flooding or natural disasters?
- ZIP Code 21666's FEMA National Risk Index score is 15.7 (lower than 92% of U.S. ZIP codes). Its greatest modeled natural hazard is hurricane. Expected annual loss from flooding is 0.11 per $1,000 of building value.
Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →