More than 3 million illegal immigrants leave the U.S. as Trump deportation push reshapes enforcement

Alex Tanzer,
 September 21, 2026

The Trump administration says more than 3 million illegal immigrants have left the country during the president's first year back in office, a figure driven largely by a wave of self-deportations that critics never predicted.

The Department of Homeland Security released numbers showing that roughly 2.2 million of those departures came through voluntary self-deportation, with illegal immigrants using the CBP Home app to arrange their own exits. Nearly 900,000 more were formally deported, and over 900,000 were arrested as part of the administration's broader crackdown, Fox News reported.

Border crossings, meanwhile, have dropped 94 percent under the current administration, a collapse in illegal entries that DHS officials attribute directly to the end of permissive policies that defined the Biden years.

DHS Secretary Markwayne Mullin put it bluntly:

"The days of catch and release are over."

That single line captures the policy shift better than any white paper could. For years, illegal immigrants caught at the border were processed, handed a court date months or years away, and released into the interior. Most never showed up. The system operated as an open invitation, and everyone involved knew it.

Self-deportation went from punchline to policy in twelve months

When the idea of self-deportation first surfaced in Republican policy debates years ago, the political class treated it as a fantasy. The argument was simple: no one who made the dangerous trip north would voluntarily turn around. The 2.2 million departures through the CBP Home app suggest otherwise.

The app, originally designed under previous administrations for scheduling asylum appointments, has been repurposed. Illegal immigrants now use it to coordinate their own departure from the country. The scale, more than two million in roughly a year, dwarfs anything enforcement alone could have achieved.

A DHS spokesperson framed the numbers as validation of the administration's strategy:

"In President Trump's first year back in office, more than 3 million illegal aliens have left the U.S. because of the Trump administration's crackdown on illegal immigration including an estimated 2.2 million self-deportations."

The mechanism is straightforward. When the federal government signals that enforcement is real, that arrests will happen, that deportation orders will be carried out, that sanctuary policies will face federal pressure, the calculus changes for people living in the country illegally. Some leave before the knock on the door comes.

That dynamic played out in high-profile ICE deportation cases involving criminal illegal immigrants, where the administration made clear that violent offenders would be prioritized for removal.

Nearly 900,000 arrests back the rhetoric with action

The self-deportation numbers are striking, but they do not stand alone. DHS reported over 900,000 arrests of illegal immigrants as of mid-May, paired with nearly 900,000 formal deportations. Those enforcement actions sent a message that voluntary departure was the easier path.

The 94 percent drop in border crossings reinforces the pattern. Prospective border crossers respond to signals. When the prior administration dismantled remain-in-Mexico protocols, ended border wall construction, and narrowed interior enforcement, crossings surged to historic levels. Reversing those policies produced the opposite result.

The administration has also pursued deportation in cases that drew national attention for reasons beyond border security. Tom Homan defended the swift deportation of Milo Yiannopoulos, calling for quick removal of visa violators regardless of political profile, a signal that enforcement would not bend to celebrity or ideology.

Not every removal has gone unchallenged. Federal courts have intervened in specific categories, as when a federal judge blocked the deportation of noncitizen students over speech-related concerns. Those legal battles remain active, but they have not slowed the overall pace.

Enforcement gaps under Biden made the reversal possible

The sheer size of the departures, 3 million in a single year, reflects how many people entered or remained in the country illegally during the period when enforcement was functionally suspended. The Biden administration's policies created a backlog of millions living in legal limbo, many without valid asylum claims, many with removal orders already on file but never executed.

When the current administration reactivated those orders and expanded ICE operations, the population most vulnerable to enforcement faced a choice. The CBP Home app gave them a structured way to leave. The arrest numbers gave them a reason to use it.

Some local officials actively worked against federal enforcement during the Biden years. A Massachusetts judge who helped an illegal immigrant evade ICE walked away with only a reprimand, the kind of consequence-free obstruction that made the federal government's job harder and emboldened others to resist.

The current numbers suggest that era is closing. When the federal government enforces immigration law consistently, the ecosystem shifts. Employers grow cautious. Sanctuary jurisdictions face political and legal pressure. And illegal immigrants themselves weigh the odds differently.

Even smaller cases reinforced the message. A Canadian woman who allegedly slapped a teenager over MAGA clothing now faces deportation, a reminder that immigration consequences extend beyond the southern border and beyond traditional enforcement categories.

State Department involvement points to broader strategy

The Newsmax report on the State Department's role in deportations to third countries signals that the administration is expanding its diplomatic toolkit. Deporting illegal immigrants to their home countries has always been complicated by uncooperative governments. Routing removals through third-country agreements, similar to frameworks used by other nations, would give the U.S. leverage when origin countries refuse to accept their own citizens.

Details on the scope and structure of those agreements remain limited. But the direction is clear: the administration is not content to rely on voluntary departures and domestic enforcement alone. It wants the diplomatic architecture to sustain removals at scale, even when home governments drag their feet.

That approach requires the State Department to treat immigration enforcement as a foreign policy priority, not an afterthought. For decades, diplomatic pressure on deportation cooperation took a back seat to trade, security, and aid negotiations. Elevating it changes the incentive structure for foreign governments that have long stonewalled repatriation flights.

Three million departures in context

No administration in modern history has overseen this volume of illegal immigrant departures in a single year. The combination of formal deportations, arrests, and self-deportations represents a fundamental shift in how the federal government approaches the population of people living in the country without legal authorization.

Critics will argue the numbers include people who would have left anyway, or that self-deportation through an app is not the same as a formal removal. Those objections miss the point. The federal government created conditions where millions of people concluded, on their own, that staying was no longer worth the risk. That is enforcement working as deterrence, which is exactly how it is supposed to function.

The 94 percent drop in border crossings completes the picture. Fewer people coming in, more people going out. The math is simple. The policy debate should be, too.

When the government enforces the law, people notice. Three million of them already have.

About Alex Tanzer

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