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Manchester, NH vs Portsmouth, NH Crime Comparison

Side-by-side crime rates, safety scores, and trends based on FBI data.

Full report: Manchester crime rate · Portsmouth crime rate

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Is Manchester, NH or Portsmouth, NH Safer?

According to crimebycity.com's analysis of FBI data, Portsmouth, NH is safer than Manchester, NH (Safety Score 57/100 vs 41/100), with a total crime rate of 1,476 per 100,000 versus 1,985 for Manchester, NH — 26% lower. Manchester has higher rates in 0 of 7 crime categories.

The biggest difference is in murder, where Portsmouth has a 100% lower rate.

Note: Manchester is 5.0x larger by coverage, which can affect crime rate comparisons. Larger cities tend to report higher rates due to density and more comprehensive reporting.

Quiz: which of these is MORE DANGEROUS than Manchester, NH?

Manchester — 5-Year Trend

Decreasing Violent Decreasing Property Decreasing Total

Portsmouth — 5-Year Trend

Increasing Violent Decreasing Property Decreasing Total

Manchester, NH

Manchester, NH
Safety Score 41/100
Coverage 115,464
Total Crime Rate 1,985.0
Category Wins 0/7

Portsmouth, NH

Portsmouth, NH
Safety Score 57/100
Coverage 22,969
Total Crime Rate 1,475.9
Category Wins 7/7

Detailed Crime Rate Comparison

Crime Type Manchester Portsmouth Difference
Total Crime Rate 1,985.0 1,475.9 +509.1
Violent Crime Rate 336.9 191.6 +145.3
Murder Rate 1.7 0.0 +1.7
Rape Rate 52.0 39.2 +12.8
Robbery Rate 58.0 8.7 +49.3
Aggravated Assault Rate 224.3 139.3 +85.0
Property Crime Rate 1,648.1 1,284.3 +363.8
Burglary Rate 92.7 30.5 +62.2
Larceny-Theft Rate 1,404.8 1,153.7 +251.0
Motor Vehicle Theft Rate 150.7 100.1 +50.6

All rates per 100,000 residents. Source: FBI UCR.

Moving from Manchester, NH to Portsmouth, NH?

The Moving Checklist Planner turns your move-in date into a dated checklist, packing inventory and budget — seven tabs for Google Sheets or Excel, $12 once.

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Frequently Asked Questions

Is Manchester or Portsmouth safer?

Portsmouth, NH is safer with a total crime rate of 1,476 per 100K vs 1,985 for Manchester, NH — a 26% difference.

How do violent crime rates compare?

Manchester has a violent crime rate of 336.9 per 100K while Portsmouth has 191.6. Portsmouth has lower violent crime.

About Manchester, NH

Manchester, once a mill town powered by the Merrimack River, is New Hampshire's largest city. Its historic Amoskeag Millyard now houses businesses and a university, reflecting a shift towards a service-based economy. With a safety score of 41/100 and a population coverage of 115,464, Manchester has a total crime rate of 1,985.0 per 100,000 residents.

About Portsmouth, NH

Portsmouth, a historic port city on the Piscataqua River, boasts a vibrant arts scene and charming 17th-century architecture. Its compact downtown, home to many independent businesses, makes it a walkable destination. With a safety score of 57/100 and a population coverage of 22,969, Portsmouth has a total crime rate of 1,475.9 per 100,000 residents.

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