327 E 21st Street Neighborhood, Costa Mesa

Last updated: June 13, 2026

Crime Rate & Statistics

A

Very safe neighborhood — well below-average crime rates

Summary: 327 E 21st Street, Costa Mesa Crime Rate (2026)

327 E 21st Street in Costa Mesa, CA has a crime safety grade of A as of 2026. The overall crime index is 104, which is 4% above the national average.

Data source: FBI UCR & local law enforcement data. Last updated: June 13, 2026.

Safety at a Glance

Overall Crime Moderate
Low 104 / 300 High
Violent Crime 85
15% below national avg
Property Crime 155
55% above national avg

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in Costa Mesa

Is 327 E 21st Street Safe?

Yes — this neighborhood is very safe. 327 E 21st Street in Costa Mesa, CA has a safety grade of A. The overall crime index is 104, which is 4% above the national average of 100.

Compared to the Costa Mesa average (crime index 98), 327 E 21st Street is 6% higher in overall crime. Crime levels here are roughly in line with the city average.

Looking at specific crime types, burglary is the most elevated concern (index: 193, 93% above average), while rape is the lowest risk (index: 20). Property crime is more prevalent than violent crime here, consistent with broader national patterns.

Highest Risk
Burglary · Index 193 (93% above avg)
Lowest Risk
Rape · Index 20 (80% below avg)

327 E 21st Street Crime Breakdown

Crime indices compared to national average (100) and Costa Mesa city average. Higher values mean more crime.

Crime Type Index vs National Risk Level
Violent Crime
Murder
114 +14% Moderate
Assault
120 +20% Moderate
Robbery
85 -15% Average
Rape
20 -80% Low
Property Crime
Burglary
193 +93% High
Larceny / Theft
169 +69% High
Vehicle Theft
103 +3% Moderate

How 327 E 21st Street Compares

Crime index by category: 327 E 21st Street vs Costa Mesa average vs national average.

Crime by Category

Overall Crime Comparison

327 E 21st Street Crime Map

Crime heatmap based on block-group level data. Red areas indicate higher crime density.

Full Screen Map
Crime Level: Low Below Avg Average Above Avg High

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327 E 21st Street Demographics & Context

Population
15
Median Income
$87,520
Home Value
$836,068
Median Age
40
Pop. Density
9,949/mi²

Education

Bachelor's Degree 26.9%
Graduate Degree 16.5%

Housing

43%
57%
Owner-occupied Renter-occupied

Racial Demographics

White 88.4%
Black 1.5%
Hispanic 10.3%
Asian 1.9%

Nearby Neighborhoods

Eastside Costa Mesa Index: 135
A
College Park Index: 89
A
Orange County Fairgrounds / Orange Coast College Index: 133
B
Westside Costa Mesa Index: 114
A-
Mesa del Mar Index: 57
A-
Upper Bird Streets Index: 161
B
The Tree Streets Index: 103
A-
Costa Mesa Business Park Index: 192
C+
327 E 21st Street Crime Map
Interactive crime heatmap for this neighborhood
Costa Mesa Crime Statistics
View all Costa Mesa neighborhoods & city-wide data

Frequently Asked Questions

What is the crime rate in 327 E 21st Street, Costa Mesa?

327 E 21st Street in Costa Mesa, CA has a crime safety grade of A as of 2026. The overall crime index is 104, which is 4% above the national average. Compared to the Costa Mesa average, crime in 327 E 21st Street is 6% higher.

Is 327 E 21st Street a safe neighborhood in Costa Mesa?

327 E 21st Street is generally considered a safe neighborhood in Costa Mesa, earning a crime grade of A. The highest concern is Burglary (index: 193), while Rape is the lowest risk (index: 20).

How does 327 E 21st Street compare to the rest of Costa Mesa?

327 E 21st Street's overall crime index is 104, compared to the Costa Mesa average of 98. This means crime in 327 E 21st Street is 6% higher than the city average. For violent crime, the index is 85, and for property crime it is 155. However, crime can vary block by block, so checking the crime map for specific streets is recommended.

What type of crime is most common in 327 E 21st Street?

The most prevalent crime type in 327 E 21st Street is Burglary, with a crime index of 193 (93% above the national average). Overall, property crime is more prevalent than violent crime in this neighborhood, which is consistent with national trends.

What are safer neighborhoods near 327 E 21st Street?

Nearby neighborhoods with good safety ratings include Eastside Costa Mesa, College Park, Orange County Fairgrounds / Orange Coast College and Westside Costa Mesa. These areas are close to 327 E 21st Street and offer lower crime rates, making them worth considering for residents who prioritize safety.

What are the demographics of 327 E 21st Street?

327 E 21st Street has a population of approximately 15. The median household income is $87,520. The median home value is $836,068. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.

How does 327 E 21st Street crime compare to the national average?

327 E 21st Street's overall crime rate is 4% above the national average (index 104 vs 100). For the most accurate picture, review the per-crime-type breakdown above, as some categories may differ significantly from the overall trend.

Crime data sourced from FBI UCR reports and local law enforcement agencies. Crime indices use 100 as the national average. Updated June 2026.