In 2024, New Zealand had 8,367 people in remand custody charged with traffic and vehicle regulatory offences. That's the highest number in 15 years, and nearly double the 4,734 recorded just 12 months earlier. (Source: Stats NZ, remand-prisoners)

To understand how dramatic this spike is, you need to see where we've been. In 2009, remand prisoners charged with traffic offences numbered 8,158. Then the trend reversed. By 2020, that figure had dropped to 6,846. The next year, it plummeted to 4,512.

Between 2021 and 2023, the numbers stayed remarkably flat: 4,512 in 2021, 4,566 in 2022, 4,734 in 2023. Three years of stability at roughly half the 2009 level. Something changed in how courts and police were handling traffic offenders. Fewer people were being held in custody before trial.

Then 2024 arrived, and the pattern shattered. The number of traffic offenders in remand nearly doubled in a single year, jumping by 3,633 people. That's a 77% increase. We're now back to 2009 levels, erasing 15 years of decline in a single 12-month period.

What counts as a traffic and vehicle regulatory offence? Dangerous driving causing death or injury. Driving while disqualified. Reckless driving. Breaches of licence conditions. These aren't parking tickets. These are the cases serious enough that prosecutors argue the person shouldn't be free while awaiting trial.

The data doesn't tell us why 2024 was different. It doesn't say whether more people are committing these offences, or whether courts are now more likely to deny bail to those charged. It doesn't reveal if police are charging more aggressively, or if a specific type of traffic offence is driving the increase.

But it does tell us this: somewhere in the system, something fundamental changed. For three consecutive years, roughly 4,500 people charged with traffic offences were in remand at any given time. Then suddenly, in 2024, that number became 8,367. You don't get a jump like that from random variation. You get it from a policy shift, a change in enforcement priorities, or a genuine surge in dangerous driving serious enough to warrant custody.

Either way, New Zealand is now locking up traffic offenders before trial at rates we haven't seen since the end of the 2000s. And nobody seems to be talking about it.