NeighborhoodRanked

Zip Code 21108

MD · Population: 18,046

A
84/100
95
A+
Safety
89
A
Affordability
80
A
Quality of Life
73
B+
Jobs
Zip 21108, MD — boundary highlighted© OpenFreeMap · OpenStreetMap · US Census

About Zip Code 21108

Zip code 21108 is located in Maryland and is home to approximately 18,046 residents. It receives an overall grade of A (score: 84/100), 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 $142,001 and home values around $527,700, this zip code offers strong affordability. Residents typically spend a manageable share of their income on housing.

The community is highly educated — 50% of adults hold a bachelor's degree or higher, well above the national average of ~33%.

Unemployment stands at 3.9%, 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
$142,001
Home Value
$527,700
Rent
$1,886/mo
Median Age
39
College Educated
50%
Unemployment
3.9%
Owner-Occupied
88.6%
Rent Burden
15.9% of income

Score Breakdown

DimensionScoreGradeInterpretation
Safety95A+Lower crime = higher score
Affordability89ALower cost relative to income = higher
Quality of Life80AEducation, commute, ownership
Jobs & Economy73B+Lower unemployment = higher
Overall84AWeighted 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).