Crime Grade · FBI UCR Data · 2024
Dedham, MA Crime Grade
How Dedham grades for violent crime against every other reporting U.S. city — and against the rest of Massachusetts — based on the FBI's Uniform Crime Reporting data.
National
7/10
vs. all U.S. cities ≥ 25,000 population
Massachusetts
8/10
vs. Massachusetts cities ≥ 10,000 population
In 2024, the violent crime rate in Dedham, MA was 291.9 per 100,000 residents (74 incidents over a population of 25,355). That puts Dedham Infinity% above the U.S. rate of 0.0 and 6% below the Massachusetts statewide rate of 309.9.
That ranks Dedham #2,610 of 3,771 ranked U.S. cities, safer than 31% of them, and #143 of 186 in Massachusetts. Violent crime is up 10% year over year and up 816% over the last five years.
Dedham, MA crime — key facts
- National Crime Grade
- C (7/10)
- Massachusetts Grade
- D (8/10)
- Violent crime rate
- 291.9 / 100k
- National rank
- #2,610 of 3,771
- MA rank
- #143 of 186
- Safer than
- 31% of U.S. cities
- Year over year
- up 10%
- 5-year change
- up 816%
- Population
- 25,355
- Reporting agency
- Dedham Police Department
- Data year
- 2024 · FBI UCR
Reported by Dedham Police Department (FBI ORI MA0110700) to the FBI Uniform Crime Reporting Program. Download the full dataset (CSV) · methodology.
Violent crime rate, 5-year trend
Per 100,000 residents. Dedham (red), Massachusetts (blue), U.S. average (gray dashed).
Dedham vs. U.S., 2024 — by offense
Rates per 100,000 residents for each offense category.
Full data, last 5 years
Rates per 100,000 residents. Raw counts in parentheses.
| Offense | 2020 | 2021 | 2022 | 2023 | 2024 |
|---|---|---|---|---|---|
| Violent crime | 31.9(8) | 70.3(18) | 221.8(56) | 264.3(66) | 291.9(74) |
| Murder | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) |
| Rape | 4.0(1) | 0.0(0) | 19.8(5) | 8.0(2) | 27.6(7) |
| Robbery | 11.9(3) | 15.6(4) | 11.9(3) | 4.0(1) | 7.9(2) |
| Aggravated assault | 15.9(4) | 54.7(14) | 190.1(48) | 252.2(63) | 256.4(65) |
| Property crime | 1107.1(278) | 1187.2(304) | 657.5(166) | 1233.2(308) | 1344.9(341) |
| Burglary | 55.8(14) | 62.5(16) | 15.8(4) | 44.0(11) | 98.6(25) |
| Larceny | 888.1(223) | 1054.4(270) | 609.9(154) | 1113.1(278) | 1143.8(290) |
| Motor vehicle theft | 163.3(41) | 70.3(18) | 31.7(8) | 76.1(19) | 102.5(26) |
How the Crime Grade is calculated
- What is the source of the Dedham, MA Crime Grade?
- FBI Uniform Crime Reporting via the Crime Data Explorer. Agency-level data, pulled directly. No third-party aggregators, no proprietary score.
- What metric does the Dedham Crime Grade use?
- Violent crime rate per 100,000 residents (murder + rape + robbery + aggravated assault), most recent fully-reported year.
- How is the national decile for Dedham calculated?
- Dedham's rate placed against all FBI-reporting U.S. cities with population ≥ 25,000. 1 = safest.
- How is the Massachusetts state decile calculated?
- Same calculation restricted to Massachusetts cities with population ≥ 10,000.
- How do decile scores convert to a letter grade?
- 1–3 = A · 4–5 = B · 6–7 = C · 8 = D · 9–10 = F.
- How often is the Dedham Crime Grade refreshed?
- Twice a year. The FBI typically releases the prior year's full data each September.
- What are the limits of this Crime Grade?
- The FBI relies on local agency reporting. Rates reflect what was reported, not what occurred.
Nearby cities in Massachusetts
Comparable Massachusetts cities by population.
Compare Dedham to other places
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