The basics
Total Population
14,969
Median Age
32.7
Home values & property tax
Ranked against U.S. ZIP codes.
Median Home Value
$350,100
Median Property Tax
$5,791
Effective Tax Rate
2%
Cost of living & affordability
Ranked against U.S. ZIP codes.
Price-to-Income Ratio
4.11
Median Rent
$1,796
Home prices & appreciation
Ranked against U.S. ZIP codes.
HPI Growth 5yr %
20%
Appreciation 1yr %
4.7%
Pandemic Gain %
21%
Recession Drop %
-23%
Climate & weather
Ranked against U.S. ZIP codes.
Summer Avg High (°F)
87.6
Winter Avg Low (°F)
32.2
Avg Temperature (°F)
59.1
Hot Days/yr (>90°F)
42.6
Freezing Days/yr (<32°F)
52
Annual Precipitation (in)
43.7
Annual Snowfall (in)
19.3
Flood & disaster risk
Ranked against U.S. ZIP codes.
FEMA Risk Score
28.7
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 21231: frequently asked questions
- What is the median home value in ZIP Code 21231?
- The median home value in ZIP Code 21231 is $350,100, higher than 76% of U.S. ZIP codes.
- How much is property tax in ZIP Code 21231?
- The median annual property tax in ZIP Code 21231 is $5,791, an effective rate of 2% of home value.
- Is ZIP Code 21231 expensive to live in?
- Homes in ZIP Code 21231 cost about 4.11× the median household income, higher than 76% of U.S. ZIP codes.
- What is the average rent in ZIP Code 21231?
- The median gross rent in ZIP Code 21231 is $1,796 a month, higher than 90% of U.S. ZIP codes.
- How much have home prices grown in ZIP Code 21231?
- Home prices in ZIP Code 21231 have moved 20% over the past five years (4.7% in the past year), per the FHFA House Price Index.
- What is the weather like in ZIP Code 21231?
- ZIP Code 21231 averages 59.1°F year-round, summer highs near 87.6°F, winter lows around 32.2°F (NOAA 1991–2020 normals). It sees about 19.3 inches of snow a year.
- Is ZIP Code 21231 at risk of flooding or natural disasters?
- ZIP Code 21231's FEMA National Risk Index score is 28.7 (lower than 86% of U.S. ZIP codes). Its greatest modeled natural hazard is heat_wave. 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 →