NEIGHBORSCORE

Union Bridge, Maryland · ZIP 21791

Union Bridge — ZIP 21791

Crime DataSchools

Union Bridge (21791) scores 67/100 — Fair for Union Bridge. Safety: Lower reported-crime rate under the available data tier. Schools: Mid-range proficiency and grade-band coverage. A mid-range price profile for the state. The typical home value here is $458K.

67OUT OF 100

Overall NeighborScore

C+Fair

Tap a tab to compare 21791 against its city, state, or the nation.

Lower reported-crime rate under the available data tier.

Safety index80/100
Violent crime share18%
Property crime share82%

Mid-range proficiency and grade-band coverage.

School index52/100
Avg math proficiency40%
Avg reading proficiency44%
Schools nearby2

A mid-range price profile for the state.

Affordability index51/100
Typical home value$458K

How this score is calculated: the NeighborScore composite weights crime 53% and schools 47%, each normalized to the local area. Home affordability is shown for context and is not factored into the overall score. Sources & methodology →

Last refreshed — Schools: Aug 2026 · Real estate: Aug 2026 · Demographics: Jun 2026

Nearby Neighborhoods

Not the right fit? See how adjacent ZIPs score — tap to jump over.

New Windsor, MarylandNew WindsorZIP 21776
76▲9 vs here
Westminster, MarylandWestminsterZIP 21158
64▼3 vs here
Taneytown, MarylandTaneytownZIP 21787
72▲5 vs here
Keymar, MarylandKeymarZIP 21757
59▼8 vs here

More ZIPs in Union Bridge

Union Bridge, MarylandUnion BridgeZIP 21762
73▲6 vs here

Real Estate Snapshot

Typical Home Value

$458K

Median Rent

—

Days on Market

—

Sale-to-List

—

Typical Home Value — 23 Months

Crime Overview

Total Incidents

3,508

Violent Crime

632

Property Crime

2,876

Crime statistics for this area are estimated from FBI-reported county-level data for Frederick County, Maryland (2025). This ZIP does not yet have city-specific monthly crime data, so figures reflect the entire county rather than this ZIP alone.

Full Crime Report →

Nearby Schools

Grades
Francis Scott Key High09–12906
52%
32%
Elmer A. Wolfe ElementaryPK–05502
28%
55%

Directory and latest enrollment: NCES Common Core of Data (SY 2024–25 where reported). Proficiency: U.S. Department of Education EDFacts SY 2021–22; state standards are not directly comparable.

Full School Report →

Demographics

Population

4,734

Median Income

$93K

Homeownership

82%

Median Age

37.7 yrs

Source: US Census Bureau ACS 5-Year Estimates (2024).

Map

Frequently Asked Questions

ZIP 21791 has a reported-crime score of 80/100. A higher score represents a lower reported-crime rate under the best available data tier for this ZIP; it is not a guarantee of safety. Review the crime report and current local police data before making a decision.
ZIP 21791 has a school score of 52/100. The index combines reported SY 2021–22 math and reading proficiency with grade-band coverage. Nearby or county-level estimates may be used where ZIP-level reporting is sparse, and state assessment standards are not directly comparable.
The latest home value or sale-price figure available for ZIP 21791 is approximately $458K. The profile identifies the underlying source; Zillow ZHVI is a typical home value measure, while Redfin data is a median sale-price measure. These are different metrics and may lag current listings.
ZIP 21791 in Union Bridge has an overall NeighborScore of 67/100. It combines the crime score (53%) and school score (47%); affordability is context only. Use the component data and its coverage notes rather than treating the composite as a complete measure of livability.