NeighborhoodRanked

Zip Code 21817

MD · Population: 4,138

C+
51/100
50
C+
Safety
61
B
Affordability
57
C+
Quality of Life
35
D
Jobs
Zip 21817, MD — boundary highlighted© OpenFreeMap · OpenStreetMap · US Census

About Zip Code 21817

Zip code 21817 is located in Maryland and is home to approximately 4,138 residents. It receives an overall grade of C+ (score: 51/100), based on safety, affordability, quality of life, and employment metrics.

Crime rates in this area are roughly in line with national averages.

The median household income here is $46,875, with home values near $144,000 and rents around $594/month. Affordability is moderate compared to the rest of the country.

Educational attainment is below the national average, with 19.5% of adults holding a bachelor's degree or higher.

The unemployment rate of 9.5% is above the national average, indicating a weaker local job market.

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
$46,875
Home Value
$144,000
Rent
$594/mo
Median Age
42
College Educated
19.5%
Unemployment
9.5%
Owner-Occupied
65.8%
Rent Burden
15.2% of income

Score Breakdown

DimensionScoreGradeInterpretation
Safety50C+Lower crime = higher score
Affordability61BLower cost relative to income = higher
Quality of Life57C+Education, commute, ownership
Jobs & Economy35DLower unemployment = higher
Overall51C+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).