Crime Grade · FBI UCR Data · 2025
Merrimack, NH Crime Grade
How Merrimack grades for violent crime against every other reporting U.S. city — and against the rest of New Hampshire — based on the FBI's Uniform Crime Reporting data.
National
1/10
vs. all U.S. cities ≥ 25,000 population
New Hampshire
1/10
vs. New Hampshire cities ≥ 10,000 population
In 2025, the violent crime rate in Merrimack, NH was 20.0 per 100,000 residents (6 incidents over a population of 30,040). That puts Merrimack Infinity% above the U.S. rate of 0.0 and 83% below the New Hampshire statewide rate of 117.2.
That ranks Merrimack #138 of 3,771 ranked U.S. cities, safer than 96% of them, and #2 of 29 in New Hampshire.
Merrimack, NH crime — key facts
- National Crime Grade
- A (1/10)
- New Hampshire Grade
- A (1/10)
- Violent crime rate
- 20.0 / 100k
- National rank
- #138 of 3,771
- NH rank
- #2 of 29
- Safer than
- 96% of U.S. cities
- 5-year change
- down 21%
- Population
- 30,040
- Reporting agency
- Merrimack Police Department
- Data year
- 2025 · FBI UCR
Reported by Merrimack Police Department (FBI ORI NH0064000) to the FBI Uniform Crime Reporting Program. Download the full dataset (CSV) · methodology.
About Merrimack, NH
Also known as
- Merrimac
- Souhegan East
Name history sourced from the USGS Geographic Names Information System (GNIS) — public-domain federal geographic-names data.
Violent crime rate, 5-year trend
Per 100,000 residents. Merrimack (red), New Hampshire (blue), U.S. average (gray dashed).
Merrimack vs. U.S., 2025 — 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 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Violent crime | 25.3(7) | 21.9(6) | 16.9(5) | 0.0(0) | 20.0(6) |
| Murder | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) |
| Rape | 10.8(3) | 3.6(1) | 10.2(3) | 0.0(0) | 6.7(2) |
| Robbery | 7.2(2) | 3.6(1) | 0.0(0) | 0.0(0) | 3.3(1) |
| Aggravated assault | 7.2(2) | 14.6(4) | 6.8(2) | 0.0(0) | 10.0(3) |
| Property crime | 546.0(151) | 427.0(117) | 430.3(127) | 347.4(103) | 319.6(96) |
| Burglary | 25.3(7) | 7.3(2) | 10.2(3) | 13.5(4) | 36.6(11) |
| Larceny | 495.4(137) | 419.7(115) | 403.2(119) | 313.7(93) | 269.6(81) |
| Motor vehicle theft | 25.3(7) | 0.0(0) | 16.9(5) | 16.9(5) | 13.3(4) |
How the Crime Grade is calculated
- What is the source of the Merrimack, NH 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 Merrimack 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 Merrimack calculated?
- Merrimack's rate placed against all FBI-reporting U.S. cities with population ≥ 25,000. 1 = safest.
- How is the New Hampshire state decile calculated?
- Same calculation restricted to New Hampshire 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 Merrimack 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 New Hampshire
Comparable New Hampshire cities by population.
Compare Merrimack to other places
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