NeighborhoodRanked

Zip Code 21663

MD · Population: 3,646

B+
72/100
78
B+
Safety
82
A
Affordability
72
B+
Quality of Life
56
C+
Jobs
Zip 21663, MD — boundary highlighted© OpenFreeMap · OpenStreetMap · US Census

About Zip Code 21663

Zip code 21663 is located in Maryland and is home to approximately 3,646 residents. It receives an overall grade of B+ (score: 72/100), based on safety, affordability, quality of life, and employment metrics.

Crime rates here are below the national average, suggesting a relatively safe community.

With a median household income of $76,667 and home values around $586,600, this zip code offers strong affordability. Residents typically spend a manageable share of their income on housing.

The community is highly educated — 50.8% of adults hold a bachelor's degree or higher, well above the national average of ~33%.

Unemployment stands at 5.9%, which is near the national average.

Scores are percentile-based: a score of 85 means this zip code ranks better than 85% of all US zip codes on that dimension. Data is sourced from the US Census Bureau (ACS 5-year estimates) and the FBI Uniform Crime Report.

Demographics & Economics

Median Income
$76,667
Home Value
$586,600
Rent
$980/mo
Median Age
56
College Educated
50.8%
Unemployment
5.9%
Owner-Occupied
78.3%
Rent Burden
15.3% of income

Score Breakdown

DimensionScoreGradeInterpretation
Safety78B+Lower crime = higher score
Affordability82ALower cost relative to income = higher
Quality of Life72B+Education, commute, ownership
Jobs & Economy56C+Lower unemployment = higher
Overall72B+Weighted average

Methodology

All scores are percentile-based (0–100): a score of 85 means this zip code ranks better than 85% of all US zip codes on that metric. Safety uses FBI Uniform Crime Report state-level data (Phase 2 will add zip-level granularity). Economic and demographic data is from the US Census Bureau American Community Survey (ACS) 5-year estimates (2022).