Index/Organizations/National Institute of Justice

National Institute of Justice

United States institute of the Office of Justice Programs, Department of Justice

Fact-Checks

138 results
Jan 22, 2026
Most Viewed

How many illegal immigrants have killed in the US from 2000 and

No reliable, authoritative tally exists in the public record that counts “ in the U.S. from 2000” because the federal government does not maintain a comprehensive, national dataset linking immigration...

Jan 26, 2026
Most Viewed

How many crimes are committed by illegal immigrants

The best available, peer-reviewed and government-linked analyses indicate that undocumented (illegal) immigrants commit crimes at lower rates than native‑born citizens, with multiple studies finding s...

Jan 16, 2026
Most Viewed

Illegal migrant crime in US

Research across federal datasets and independent scholars shows that immigrants — including those in the country without authorization — are not more likely to commit crime than U.S.-born residents; m...

Jan 15, 2026

Do undocumented aliens do less crimes than us citizens

The balance of rigorous, peer‑reviewed research shows that undocumented immigrants commit crimes at lower rates than U.S.-born citizens: multiple studies using arrest and incarceration records—most no...

Jan 28, 2026

How many rapes or sexual crimes did undocumented immigrants commit vs us born

The best peer‑reviewed, source‑by‑source evidence available shows are arrested for sexual assault at substantially lower rates than ‑born citizens—roughly half as often in the study that directly reco...

Jan 29, 2026

How many homicides in 2025 involved noncitizen suspects according to state or local law-enforcement reports?

No single, authoritative tally of how many involved noncitizen suspects can be produced from state or local law‑enforcement reports in the available reporting: national crime data published and discus...

Dec 17, 2025

Cyber stalking organized harassment cases

Federal prosecutors filed 412 federal cyberstalking cases between 2010 and 2020, with filings rising to a peak of 80 cases in 2019 before a slight fall in 2020, illustrating growing federal attention ...

Jan 27, 2026

How many United States citizens have been killed by illegal immigrants

There is no authoritative, publicly available national tally that states exactly have been killed by people in the country unlawfully; efforts to produce single large totals (for example, viral claims...

Nov 28, 2025

what percent of American crimes are cimmitted by immigrantsi

Academic and policy research in the provided reporting shows immigrants in the U.S. — including undocumented immigrants in many studies — generally have lower incarceration, arrest, and offending rate...

Oct 20, 2025

What are the demographics of mass shooters in the United States over the past 20 years?

Recent analyses give a mixed picture: . One media analysis places racial distribution roughly in line with population shares—53% White, 21% Black, and —but that figure comes from a single 2025 compila...

Nov 22, 2025

what is the percentage of crime in the united states caused by illegal immagrants compared to US citizes

Available reporting and academic studies consistently find that immigrants — including unauthorized immigrants — commit crimes at lower rates than U.S.-born citizens; a Texas-based federal study found...

Oct 24, 2025

Which states have the highest rates of crime committed by illegal immigrants, according to 2024 data?

Federal and state data cited in 2024–2025 analyses paint a mixed picture: , while federal compilations show many noncitizens with criminal histories dispersed across states, especially in populous “sa...

Dec 18, 2025

Do right wing or left wing commit more mass shootings

Available research and databases do not support a simple tally that attributes most U.S. mass shootings cleanly to either “right wing” or “left wing” actors; many mass shootings are non‑political, the...

Dec 8, 2025

Are undocumented immigrants more likely to commit crime than u.s. citizens per capita?

Multiple peer-reviewed and government-funded studies find that undocumented immigrants are not more likely to commit crimes per capita than U.S.-born citizens; several large analyses report lower arre...

Nov 1, 2025

How do 2024 crime rates of illegal immigrants vary by state and region?

Recent, multi-source analyses consistently show that immigrants — including undocumented immigrants — are arrested and incarcerated at lower rates than U.S.-born residents in the datasets examined, wi...

Jan 30, 2026

how many US citizens were killed by illegal Aliens in 2024 verses how many were hilled by a spouse

There are no reliable, authoritative counts in the supplied reporting that answer, for calendar year 2024, citizens were killed by people classified as “illegal aliens” versus how many were killed by ...

Jan 20, 2026

what is the ratio of illegal immigrants and citizens commiting crimes

The best available empirical research finds that undocumented immigrants commit and are arrested for serious crimes at substantially lower rates than U.S.-born citizens: across multiple studies undocu...

Dec 16, 2025

How do crime rates compare by race after adjusting for poverty and neighborhood factors?

Research that adjusts crime or homicide rates for poverty, neighborhood, and related socioeconomic factors finds that disparities by race shrink but do not universally disappear: some studies report p...

Dec 10, 2025

How do sexual assault rates for Native American women compare to other racial groups in 2025?

Available sources in 2025 consistently show American Indian and Alaska Native (AI/AN) women face far higher rates of sexual violence than other U.S. racial groups: most estimates center on about 2.5 t...

Nov 23, 2025

Which states have the highest rates of illegal immigrant-related crimes in 2024?

Available federal and academic data do not produce a clear, state-by-state ranking of “illegal immigrant–related crimes” for 2024; U.S. Customs and Border Protection publishes counts of “criminal alie...