In 2025, Lynn police reported 582 violent crimes (561 per 100,000 residents), including 4 murders, 46 robberies and 491 aggravated assaults, plus 1,148 property crimes, according to FBI data.
Population covered: 103,819. Violent-crime rate rank: 4 of 9 large Massachusetts cities on this site (1 = highest rate). Source: FBI Crime Data Explorer, agency MA0051400, January–December 2025.
| City | Violent / 100k | Violent | Murders | Property / 100k | Map |
|---|---|---|---|---|---|
| Springfield | 871 | 1,344 | 17 | 2,444 | Totals |
| Worcester | 601 | 1,281 | 1 | 1,430 | Totals |
| Boston | 583 | 3,915 | 24 | 1,923 | Live |
| Lynn | 561 | 582 | 4 | 1,106 | Totals |
| Brockton | 538 | 568 | 8 | 1,393 | Totals |
| Lowell | 505 | 613 | 2 | 1,386 | Totals |
| Cambridge | 436 | 530 | 2 | 2,595 | Totals |
| New Bedford | 345 | 349 | 4 | 1,548 | Totals |
| Quincy | 302 | 313 | 1 | 1,194 | Totals |
Source: FBI Crime Data Explorer agency counts for 2025 (all 12 months reported unless noted), retrieved October 7, 2026. Rates use the population the FBI lists for each police agency.
Lynn's violent-crime rate of 561 per 100,000 people in 2025 was 87% higher than the Massachusetts rate (300) and 75% higher than the U.S. rate (320). That works out to one reported violent crime for every 178 residents, or about 11.2 a week.
Among the 362 cities with full-year FBI numbers on CityCrimeMap, Lynn ranks 109th for violent crime, in the higher half, and 173rd for murder (4 murders, 3.9 per 100,000).
Aggravated assaults made up 84% of Lynn's violent crimes and robberies 8%, a smaller robbery share than the national 15%.
Property crime ran 1,106 per 100,000, 7% higher than Massachusetts overall. Lynn police logged 173 vehicle thefts (167 per 100,000, 233rd of 351; Massachusetts: 89) and 142 burglaries (137 per 100,000, 22% higher than the state).
The closest city we cover is Boston, 10 miles south; its violent-crime rate (583) is about even with Lynn's.
Out-of-state cities near Lynn's size (103,819 residents): South Bend, IN at 453 violent crimes per 100,000 and El Monte, CA at 409.
By the FBI's 2025 numbers, Lynn had 561 violent crimes per 100,000 residents, 87% higher than the statewide 300. It is 4th highest of the 9 Massachusetts cities on this site; Springfield is highest at 871. A city-wide rate does not tell you about a single block.
Lynn police reported 4 murders for 2025, a rate of 3.9 per 100,000 residents. The Massachusetts rate was 1.3 and the national rate 4.1.
173 vehicles were reported stolen in Lynn in 2025, 167 per 100,000 residents. That is 14% lower than the national rate of 195 and ranks 233rd of 351 cities on this site.