ZIP 77521 (Baytown, TX) truck route planning & crash data
Plan safer truck routes around ZIP 77521: commercial truck and garbage truck crashes here and in Harris County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2.0 deaths per 100 garbage-truck crashes vs 2.0 for all trucks.
Deadliest roads
How Harris County compares with Texas
Harris County against Texas and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Harris County stands out
Full comparison
| Measure (2015–2025) | Harris County | Texas | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 48.4 | 62.9 | 49.7 | 23% below the state |
| Deaths per 100 crashes | 2.0 | 4.1 | 3.4 | 51% below the state |
| Injuries per crash | 0.61 | 0.58 | 0.49 | same |
| Garbage-truck share | 1.1% | 1.1% | 2.3% | same |
| On snow, slush or ice | 0.4% | 1.7% | 6.2% | 75% below the state |
| Morning rush (6–10 am) | 24.3% | 22.6% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 9.9% | 11.3% | 13.8% | 12% below the state |
| Winter months (Nov–Mar) | 40.4% | 40.8% | 41.9% | same |
| After dark | 22.7% | 27.0% | 24.8% | 16% below the state |
Compared with Texas, Harris County is lower on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It runs above Texas on morning rush (6–10 am).
The headline for ZIP 77521: I-10 most fatal truck crashes within 10 miles of ZIP 77521: 17 since 2015.
Overview
Harris County has recorded 28,123 truck crashes since 2015, with 17,177 people injured and 550 killed.
Across the years with complete reporting, that is roughly 7 truck crashes every day.
When crashes happen
Truck crashes peak in March (8.8% of the year) and are lowest in December (7.3%).
November through March accounts for 40.4% of truck crashes here, compared with 40.8% in Texas.
By time of day, 12–1 pm stands out with 7.1% of truck crashes.
0.4% of truck crashes here happened on snow, slush or ice, against 1.7% across Texas.
Where crashes happen
Within this area, I-10 had the most fatal crashes involving a large truck since 2015 (17). After it: SR-146 (4), SR-99 (4) and US-90 (4).
Garbage & waste trucks
Garbage and refuse trucks were involved in 309 crashes, 1.1% of the total, against 1.1% across Texas.
The most garbage-truck crashes happen in June (11%).
Per 100 crashes, garbage trucks recorded 2.0 deaths compared with 2.0 for all trucks.
Route planning tips for ZIP 77521 fleets
- Review driver schedules for March, the month with the most truck crashes.
- Check whether your routes use I-10, the road with the most fatal truck crashes in this area.
- Waste haulers: June is the peak month for garbage-truck crashes in Harris County.
- The morning rush (6–10 am) holds 24.3% of truck crashes here, more than Texas; adjust start times where you can.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Harris County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-10 | 17 |
| SR-146 | 4 |
| SR-99 | 4 |
| US-90 | 4 |
| Fm 565 | 2 |
| SR-330 | 2 |
| CR-BOHEMIAN Hall Rd | 1 |
| CR-DECKER Drive | 1 |
| CR-INDEPENDENCE Pkwy | 1 |
| CR-SHELDON Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Harris County) |
|---|---|
| South Fwy | 202 |
| Katy Fwy | 100 |
| East Fwy | 98 |
| Aldine Bender Rd | 93 |
| La Porte Fwy | 82 |
| N Sam Houston Pkwy | 80 |
| Pasadena Fwy | 78 |
| Fairbanks N Houston Rd | 73 |
ZIP 77521 at a glance
| Population | 69,038 |
| Density | 541 per sq mi |
| Median household income | $73,629 |
| Median home value | $228,897 |
| Home ownership | 58% |
Waste facilities and haulers nearby
Historical data: truck crashes in Harris County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 2,530 | — | 30.7 |
| 2000s | 2,084 | -18% | 30.4 |
| 2010s | 2,136 | +2% | 30.9 |
| 2020s | 2,485 | +16% | 47.6 |
Reported truck crashes averaged 2,530 a year in the 1990s and 2,485 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 35.5 a year in 2016–19 and 47.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 77521
How many truck crashes happen in ZIP 77521?
Since 2015, 28,123 crashes involving commercial trucks were reported in Harris County (17,177 injured, 550 killed).
What is the most dangerous road for trucks in ZIP 77521?
NHTSA data shows I-10 with 17 fatal large-truck crashes within 10 miles of ZIP 77521 since 2015, the highest of any road.
Which month has the most truck crashes in ZIP 77521?
The worst month is March: 8.8% of truck crashes in Harris County happen then.
Are garbage truck crashes common in ZIP 77521?
Garbage trucks were involved in 309 reported crashes in Harris County since 2015 (1.1% of truck crashes).
How do truck crashes in ZIP 77521 compare with Texas?
The yearly rate is 48.4 truck crashes per 100,000 residents in Harris County, vs 62.9 for Texas.
How can I plan a safer truck route in ZIP 77521?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
2026 is a partial year. Updated October 2026.