How many traffic fatalities occurred in Montgomery County, Maryland?

Montgomery County recorded 330 total traffic fatalities across 310 reported crashes over the data period (2016-2023). The most recent year saw 45 fatalities. The county averages approximately 36.7 fatalities per year.

What is the leading cause of road fatalities in Montgomery County?

Despite a comparatively active crash history (310 recorded crashes), individual cause-code breakdowns are not published for Montgomery County in the current FARS release. Statewide data for Maryland may provide additional context.

Is the trend of road fatalities in Montgomery County increasing or decreasing?

The trend in Montgomery County is increasing. This indicates that traffic fatalities have risen over the data period, warranting attention to road safety initiatives.

What is the fatality rate per capita in Montgomery County?

Montgomery County has a fatality rate of 4.3 per 100,000 residents, which puts it among the safest one in ten U.S. counties by that per-capita measure among the 3,137 U.S. counties in this dataset.

How does Montgomery County compare to the rest of Maryland?

Montgomery County's per-capita rate of 4.3 per 100,000 residents is below the Maryland county average of 13.1. Visit the Maryland state page for the full county-by-county breakdown.

Where does the road fatality data for Montgomery County come from?

All road fatality data comes from the NHTSA Fatality Analysis Reporting System (FARS), a census of fatal motor vehicle crashes on public roads in the United States. FARS data covers the period 2016-2023 and includes all crashes resulting in at least one fatality within 30 days.

COUNTY FATALITY DATA

Montgomery County, Maryland

Road fatality data for Montgomery County (MD). Data period: 2016-2023.

Compiled by PlainRoadSafety · August 9, 2026

330
Total Fatalities (2016-2023): 45
Latest Year Deaths: 4.3
Per 100k Residents: Increasing
Trend

The verdict

According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Montgomery County ranks #2,248 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #24 of 24 rated counties in MD. Montgomery County's fatality rate of 4.3 per 100,000 residents puts it among the safest one in ten U.S. counties by that per-capita measure.

#2,248 of 2,328
national by fatality rate: #24 of 24
in MD by rate: 96%
of rated U.S. counties are deadlier per capita: Increasing
fatality trend

FARS county milepost

Milepost MONTGOMERY-3 · Montgomery 4.3/100k · #2,248 of 2,328

Montgomery County · 4.3/100k · increasing · cause n/a

VS-ST 4.3/100k
CRASH #2,248 of 2,328
FARS 330 book
NHTSA Increasing
MILE near Morris
POST -67.2% vs MD

Stamps derive from this county's NHTSA FARS row (per-100k or book, corpus rank, trend, nationwide peer NAME, vs-state gap), not a trip-risk forecast. PlainRoadSafety is informational only. See our disclaimer. Verify with NHTSA FARS → · Read with methodology → · Understanding road fatality data → · Maryland state profile →

Montgomery

4
Morris

4
Oakland

4
San Franci…

4
Utah

4

What this shows Montgomery County sits among nearest nationwide per-capita peers.

How does Montgomery County compare?

2023 road deaths per 100,000 residents. Choose any comparison from the menu.

Compare with

Montgomery County

4.3 per 100k

Maryland county average

13.1 per 100k

Montgomery County is 67% safer than the comparison

2023 road deaths from the NHTSA Fatality Analysis Reporting System over population from the U.S. Census Bureau Population Estimates Program (Vintage 2023). Rates shown for counties with 10,000+ residents and a 2023 FARS record.

Among the 15 rated counties in Maryland, Montgomery County ranks 15 for per-capita risk, below the state's own per-capita average of 13.1 per 100,000 -- nationally, this rate puts it among the safest one in ten U.S. counties by that per-capita measure. The gap between Montgomery County's rate and the state average is 8.8 per 100,000. Its closest per-capita peer statewide is Frederick County, at 11.2 per 100,000 (a difference of 6.9). Its peer counties, highest to lowest per 100,000 residents: Caroline County (35.7), Cecil County (24.6), Queen Anne`S County (20.9), Dorchester County (18.2), Garrett County (17.6), Somerset County (16.1), Allegany County (14.9), Prince George`S County (14.8), Worcester County (12.9), Wicomico County (12.4), Charles County (12.2), St. Mary`S County (12.1), Washington County (11.6), Frederick County (11.2).

Montgomery County's rate vs. every rated U.S. county

Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population

4 Among the safer counties a lower per-capita rate than 96% of 2,328 rated counties

rated U.S. counties, bucketed by value

Each bar is a band; taller bars hold more rated counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source NHTSA FARS over U.S. Census Bureau population estimates · 2026-08-09

Montgomery County's rate vs. the Maryland state average

← Back to Maryland All States

Source: NHTSA Fatality Analysis Reporting System (FARS) This information is for research and informational purposes only

Read our methodology - how this data is sourced, computed, and verified.

Counties with similar FARS profiles

Two cross-state peer sets for Montgomery County. Same-state rate comparisons stay in the chart above; these neighborhoods are nearest other-state counties with population at least 250,000.

Similar per-capita fatality rate

Nearest counties by deaths per 100,000 residents (4.3 here), outside Maryland.

Morris County 4.3 /100k · NJ Oakland County 4.3 /100k · MI San Francisco County 4.3 /100k · CA Utah County 4.3 /100k · UT

Similar fatality volume

Nearest counties by recorded FARS deaths (330 here), excluding the rate-peer set.

Dupage County 332 deaths · IL Galveston County 328 deaths · TX Greene County 332 deaths · MO Douglas County 325 deaths · NE

Verify with NHTSA FARS →

Verify with FHWA →

Source and method. PlainRoadSafety is rendered directly from the National Highway Traffic Safety Administration Fatality Analysis Reporting System (FARS). PlainRoadSafety aggregates published FARS records and does not invent a fatality count the census does not report. County figures are computed directly from NHTSA FARS census data, no figure is typed in by an editor. See our Editorial & Corrections Policy, the methodology behind these numbers, or Report a correction. Data current as of October 2024.