NeighborhoodRanked

Zip Code 21638

MD · Population: 5,064

A
80/100
92
A+
Safety
86
A
Affordability
64
B
Quality of Life
78
B+
Jobs
Zip 21638, MD — boundary highlighted© OpenFreeMap · OpenStreetMap · US Census

About Zip Code 21638

Zip code 21638 is located in Maryland and is home to approximately 5,064 residents. It receives an overall grade of A (score: 80/100), based on safety, affordability, quality of life, and employment metrics.

This area has significantly lower crime rates than most of the country, making it one of the safer places to live.

With a median household income of $116,953 and home values around $466,100, this zip code offers strong affordability. Residents typically spend a manageable share of their income on housing.

About 40.7% of adults have a college degree, roughly in line with national averages.

Unemployment stands at 3.3%, 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
$116,953
Home Value
$466,100
Rent
$1,608/mo
Median Age
47
College Educated
40.7%
Unemployment
3.3%
Owner-Occupied
82.3%
Rent Burden
16.5% of income

Score Breakdown

DimensionScoreGradeInterpretation
Safety92A+Lower crime = higher score
Affordability86ALower cost relative to income = higher
Quality of Life64BEducation, commute, ownership
Jobs & Economy78B+Lower unemployment = higher
Overall80AWeighted 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).