State Highway 121 in Texas: fatal crashes
From 2015 to 2024, 96 fatal crashes on State Highway 121 in Texas killed 115 people, the 50th most of 443 numbered roads in Texas. In 2024 there were 15 fatal crashes and 20 deaths on the road.
A state highway running through 5 counties of Texas. All fatal crashes in Texas.
Deaths on State Highway 121 in Texas by year
| Year | Fatal crashes | Deaths |
|---|---|---|
| 2024 | 15 | 20 |
| 2023 | 13 | 13 |
| 2022 | 10 | 10 |
| 2021 | 11 | 11 |
| 2020 | 8 | 10 |
| 2019 | 8 | 10 |
| 2018 | 12 | 16 |
| 2017 | 7 | 11 |
| 2016 | 5 | 7 |
| 2015 | 7 | 7 |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
Where on State Highway 121 in Texas: the counties with the most fatal crashes
Tarrant County had the most fatal crashes on State Highway 121 from 2015 to 2024: 35, with 36 deaths. Tarrant, Collin and Fannin counties together held 89% of fatal crashes on State Highway 121 in Texas from 2015 to 2024; the 4 listed held 98%. Counties are listed from 5 fatal crashes.
| County | 2024 | 2015 to 2024 | Deaths | |
|---|---|---|---|---|
| 1 | Tarrant County | 3 | 35 | 36 |
| 2 | Collin County | 4 | 25 | 35 |
| 3 | Fannin County | 5 | 25 | 32 |
| 4 | Denton County | 3 | 9 | 10 |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
When fatal crashes happen on State Highway 121 in Texas
96 fatal crashes on State Highway 121 in Texas from 2015 to 2024 have a known time, too few for any one weekday and time of day to stand out. The worst hour is 5 pm to 6 pm; the worst month is January.
| Midnight to 4 | 4 to 8 am | 8 to noon | Noon to 4 | 4 to 8 pm | 8 to midnight | |
|---|---|---|---|---|---|---|
| Sun | 3.1 percent, 3 fatal crashes | 1.0 percent, 1 fatal crash | 0.0 percent, 0 fatal crashes | 3.1 percent, 3 fatal crashes | 2.1 percent, 2 fatal crashes | 1.0 percent, 1 fatal crash |
| Mon | 1.0 percent, 1 fatal crash | 3.1 percent, 3 fatal crashes | 2.1 percent, 2 fatal crashes | 1.0 percent, 1 fatal crash | 5.2 percent, 5 fatal crashes | 2.1 percent, 2 fatal crashes |
| Tue | 1.0 percent, 1 fatal crash | 2.1 percent, 2 fatal crashes | 2.1 percent, 2 fatal crashes | 2.1 percent, 2 fatal crashes | 5.2 percent, 5 fatal crashes | 3.1 percent, 3 fatal crashes |
| Wed | 3.1 percent, 3 fatal crashes | 1.0 percent, 1 fatal crash | 4.2 percent, 4 fatal crashes | 1.0 percent, 1 fatal crash | 3.1 percent, 3 fatal crashes | 0.0 percent, 0 fatal crashes |
| Thu | 0.0 percent, 0 fatal crashes | 3.1 percent, 3 fatal crashes | 2.1 percent, 2 fatal crashes | 1.0 percent, 1 fatal crash | 4.2 percent, 4 fatal crashes | 3.1 percent, 3 fatal crashes |
| Fri | 1.0 percent, 1 fatal crash | 5.2 percent, 5 fatal crashes | 2.1 percent, 2 fatal crashes | 3.1 percent, 3 fatal crashes | 5.2 percent, 5 fatal crashes | 2.1 percent, 2 fatal crashes |
| Sat | 2.1 percent, 2 fatal crashes | 0.0 percent, 0 fatal crashes | 3.1 percent, 3 fatal crashes | 1.0 percent, 1 fatal crash | 6.2 percent, 6 fatal crashes | 2.1 percent, 2 fatal crashes |
By hour
By month
- Jan14.6%
- Feb11.5%
- Mar4.2%
- Apr6.2%
- May8.3%
- Jun8.3%
- Jul10.4%
- Aug5.2%
- Sep10.4%
- Oct8.3%
- Nov5.2%
- Dec7.3%
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
What fatal crashes on State Highway 121 in Texas first hit
The first harmful event was a collision with another vehicle in most fatal crashes, 54%; a fixed object such as a tree, pole or barrier in 22%, a pedestrian in 14%, a parked vehicle in 3.1%.
| First harmful event | Fatal crashes | Share |
|---|---|---|
| Collision with another vehicle | 52 | 54% |
| Fixed object (tree, pole, barrier, ditch) | 21 | 22% |
| Pedestrian | 13 | 14% |
| Other | 5 | 5.2% |
| Parked vehicle | 3 | 3.1% |
| Rollover | 1 | 1.0% |
| Cyclist | 0 | 0.0% |
| Not reported | 1 | 1.0% |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
How fatal crashes on State Highway 121 in Texas compare with the state
The largest difference from Texas: from 2015 to 2024, 24% of occupants killed on State Highway 121 in Texas were unbelted, against 45% across Texas. Below the Texas share: unlit roads at night and drinking drivers. Shares of fatal crashes from 2015 to 2024, against the share across all of Texas. A share is only given over 20 crashes; above or below means more than chance would give on 96 crashes.
| State Highway 121 | Texas | ||
|---|---|---|---|
| On rural stretches | 39% | 38% | about the same as the Texas share |
| At or near an intersection | 19% | 22% | about the same as the Texas share |
| In the dark, road unlit | 20% | 31% | below the Texas share |
| A drinking driver | 15% | 26% | below the Texas share |
| Speeding | 30% | 32% | about the same as the Texas share |
| A distracted driver (as recorded) | 16% | 10% | about the same as the Texas share |
| Occupants killed unbelted | 24% | 45% | below the Texas share |
| Hit-and-run | 6.2% | 7.6% | about the same as the Texas share |
| A motorcycle involved | 16% | 14% | about the same as the Texas share |
| Pedestrians among the dead | 12% | 18% | about the same as the Texas share |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
Questions about fatal crashes on State Highway 121 in Texas
- How many fatal crashes have there been on State Highway 121 in Texas?
- 96 fatal crashes killed 115 people on State Highway 121 in Texas from 2015 to 2024. In 2024 there were 15 fatal crashes and 20 deaths. Source: NHTSA's Fatality Analysis Reporting System (FARS).
- Where on State Highway 121 in Texas do the most fatal crashes happen?
- Tarrant County had the most fatal crashes on State Highway 121 from 2015 to 2024: 35, with 36 deaths. Collin County was second with 25.
Other roads in Texas with a page
All fatal crashes in Texas, with every road ranked.
Where the State Highway 121 numbers come from
Counted from NHTSA's Fatality Analysis Reporting System, 2024 Annual Report File: every fatal crash whose road NHTSA filed as State Highway 121 in Texas (filed under 17 spellings, such as "SR-121", "SR-121 AIRPORT FWY", "SR-121 BU", "SR-121 H"). Ramps, frontage and service roads are left out. Where two routes share a road, NHTSA files each crash under one of them, so a shared stretch counts on one route only. A fatal crash is one in which someone died within 30 days. Totals in state and news reports for a road usually differ: they include ramps and frontage roads, or count from preliminary reports. The full method.