NEIGHBORSCORE

Mount Airy, Maryland · ZIP 21771

Mount Airy — ZIP 21771

Crime DataSchools

Mount Airy (21771) scores 78/100 — Good for Maryland. Safety: Lower reported-crime rate under the available data tier. Schools: Mid-range proficiency and grade-band coverage. A premium market - pricier than most of the state. The typical home value here is $646K.

78OUT OF 100

Overall NeighborScore

BGood

Tap a tab to compare 21771 against its city, state, or the nation.

Lower reported-crime rate under the available data tier.

Safety index95/100
Violent crime share22%
Property crime share78%

Mid-range proficiency and grade-band coverage.

School index59/100
Avg math proficiency45%
Avg reading proficiency60%
Schools nearby4

A premium market - pricier than most of the state.

Affordability index38/100
Typical home value$646K
Median rent$2,175/mo

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.

Monrovia, MarylandMonroviaZIP 21770
67▼11 vs here
New Market, MarylandNew MarketZIP 21774
71▼7 vs here
Woodbine, MarylandWoodbineZIP 21797
49▼29 vs here
Union Bridge, MarylandUnion BridgeZIP 21762
73▼5 vs here

Real Estate Snapshot

Typical Home Value

$646K

Median Rent

$2,175/mo

Days on Market

—

Sale-to-List

—

Typical Home Value — 23 Months

Crime Overview

Total Incidents

1,425

Violent Crime

200

Property Crime

1,225

Crime statistics for this area are estimated from FBI-reported county-level data for Carroll 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
Twin Ridge ElementaryPK–05703
49%
62%
Mount Airy Elementary03–05462
49%
57%
Mount Airy Middle06–08761
36%
62%
Parr's Ridge ElementaryPK–02391Not reportedNot reported

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.

Note: schools marked “Not reported” (often small or specialized programs) lack state proficiency data and aren't included in the Schools score.

Full School Report →

Demographics

Population

32,827

Median Income

$157K

Homeownership

94%

Median Age

40.9 yrs

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

Map

Frequently Asked Questions

ZIP 21771 has a reported-crime score of 95/100. 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 21771 has a school score of 59/100. 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 21771 is approximately $646K. 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 21771 in Mount Airy has an overall NeighborScore of 78/100. 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.