NEIGHBORSCORE

Keymar, Maryland · ZIP 21757

Keymar — ZIP 21757

Crime DataSchools

Keymar (21757) scores 59/100 — Fair for Maryland. Safety: Lower reported-crime rate under the available data tier. Schools: Lower reported proficiency or limited grade-band coverage. A mid-range price profile for the state. The typical home value here is $467K.

59OUT OF 100

Overall NeighborScore

C-Fair

Tap a tab to compare 21757 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%

Lower reported proficiency or limited grade-band coverage.

School index36/100
Avg math proficiency27%
Avg reading proficiency42%
Schools nearby1

A mid-range price profile for the state.

Affordability index50/100
Typical home value$467K

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.

Woodsboro, MarylandWoodsboroZIP 21798
72▲13 vs here
Rocky Ridge, MarylandRocky RidgeZIP 21778
71▲12 vs here
Union Bridge, MarylandUnion BridgeZIP 21762
73▲14 vs here
Walkersville, MarylandWalkersvilleZIP 21793
72▲13 vs here

Real Estate Snapshot

Typical Home Value

$467K

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
New Midway/Woodsboro ElementaryPK–05269
27%
42%

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

2,810

Median Income

$101K

Homeownership

82%

Median Age

37.8 yrs

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

Map

Frequently Asked Questions

ZIP 21757 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 21757 has a school score of 36/100. 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 21757 is approximately $467K. 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 21757 in Keymar has an overall NeighborScore of 59/100. 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.