Thornton Heights Neighborhood, South Portland

Crime Rate & Statistics

A

Very safe neighborhood — well below-average crime rates

Safer than 29% of neighborhoods in South Portland

Safety at a Glance

Overall Crime Moderate
Low 127 / 300 High
Violent Crime 97
3% below national avg
Property Crime 113
13% above national avg
City Ranking
29%
safer than other
South Portland neighborhoods

Check a specific address

in South Portland

Is Thornton Heights Safe?

Yes — this neighborhood is very safe. Thornton Heights in South Portland, ME has a safety grade of A. The overall crime index is 127, which is 27% above the national average of 100. Thornton Heights is safer than 29% of neighborhoods in South Portland.

Compared to the South Portland average (crime index 100), Thornton Heights is 27% higher in overall crime.

Looking at specific crime types, vehicle theft is the most elevated concern (index: 142, 42% above average), while robbery is the lowest risk (index: 23).

Highest Risk
Vehicle Theft · Index 142 (42% above avg)
Lowest Risk
Robbery · Index 23 (77% below avg)

Thornton Heights Crime Breakdown

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

Crime Type Index vs National Risk Level
Violent Crime
Murder
125 +25% Moderate
Assault
113 +13% Moderate
Robbery
23 -77% Low
Rape
125 +25% Moderate
Property Crime
Burglary
60 -40% Low
Larceny / Theft
138 +38% Moderate
Vehicle Theft
142 +42% Moderate

How Thornton Heights Compares

Crime index by category: Thornton Heights vs South Portland average vs national average.

Crime by Category

Overall Crime Comparison

Thornton Heights 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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Thornton Heights Demographics & Context

Population
790
Median Income
$78,601
Home Value
$197,026
Median Age
44
Pop. Density
1,988/mi²

Education

Bachelor's Degree 27.2%
Graduate Degree 5.8%

Housing

75%
25%
Owner-occupied Renter-occupied

Racial Demographics

White 88.3%
Black 2.8%
Hispanic 2.7%
Asian 3.6%

Nearby Neighborhoods

Country Gardens Index: 52
A+
Meadowbrook Index: 172
A
Sunset Park Index: 100
A
Cash Corner Index: 137
A
Redbank Index: 153
B+
Highland Index: 56
A+
Ligonia Index: 133
A
Stanwood Park Index: 28
A+
Thornton Heights Crime Map
Interactive crime heatmap for this neighborhood
South Portland Crime Statistics
View all South Portland neighborhoods & city-wide data

Frequently Asked Questions

What is the crime rate in Thornton Heights, South Portland?

Thornton Heights in South Portland, ME has a crime safety grade of A as of 2026. The overall crime index is 127, which is 27% above the national average. Compared to the South Portland average, crime in Thornton Heights is 27% higher. Thornton Heights is safer than 29% of neighborhoods in South Portland.

Is Thornton Heights a safe neighborhood in South Portland?

Thornton Heights is generally considered a safe neighborhood in South Portland, earning a crime grade of A. The highest concern is Vehicle Theft (index: 142), while Robbery is the lowest risk (index: 23).

How does Thornton Heights compare to the rest of South Portland?

Thornton Heights's overall crime index is 127, compared to the South Portland average of 100. This means crime in Thornton Heights is 27% higher than the city average. For violent crime, the index is 97, and for property crime it is 113. 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 Thornton Heights?

The most prevalent crime type in Thornton Heights is Vehicle Theft, with a crime index of 142 (42% 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 Thornton Heights?

Nearby neighborhoods with good safety ratings include Country Gardens, Meadowbrook, Sunset Park and Cash Corner. These areas are close to Thornton Heights and offer lower crime rates, making them worth considering for residents who prioritize safety.

What are the demographics of Thornton Heights?

Thornton Heights has a population of approximately 790. The median household income is $78,601. The median home value is $197,026. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.

How does Thornton Heights crime compare to the national average?

Thornton Heights's overall crime rate is 27% above the national average (index 127 vs 100). Within South Portland, it is safer than 29% of neighborhoods. 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 April 2026.