Impacts of immigration on crime rates
- May 26, 2024
- 8 min read

Introduction:
"I'd honestly rather swallow a razor blade than be expected to change the mind of a xenophobe," is a poignant quote from Karla Cornejo Villavicencio's book, The Undocumented Americans. It encapsulates the anguish and frustration that undocumented individuals in the United States experience. As the nation approaches the 2024 presidential election, the legacy of the Trump administration's anti-immigrant rhetoric and policies still looms large. The ongoing immigration crisis in New York City and Texas's controversial measures compound the situation. Therefore, analyzing the complex interplay between crime rates and immigration has become an increasingly pressing and relevant endeavor. Given the heightened tensions and polarized discourse, it is crucial to approach the subject of immigration and its societal impacts with nuance, empathy, and a commitment to objective analysis. Examining the relationship between crime rates and various categories of immigrants, including DACA recipients, permanent residents, refugees, and naturalized citizens, can shed light on the multifaceted nature of this issue and challenge prevailing narratives that often oversimplify or distort the reality. This introduction acknowledges the pain and challenges faced by undocumented individuals while highlighting the timely relevance of examining the immigration-crime rate relationship. It sets the stage for a nuanced and evidence-based analysis, recognizing the complexities involved and the need to move beyond inflammatory rhetoric and xenophobic attitudes.
Context:
During his 2016 campaign, Trump's rhetoric painted a broad and harmful narrative, asserting that "Mexicans were 'bringing crime. They're rapists. And some, I assume, are good people.'" This inflammatory rhetoric was further fueled by a tragic incident on February 27th, 2024 when an undocumented asylee awaiting trial for their immigration status was implicated in the murder of a nursing student at the University of Georgia. As a student at the University of California, Riverside, I am appalled by such tragedies that compromise the safety and well-being of students on campuses, which should be sanctuaries of learning and personal growth. While such incidents evoke strong emotional responses, it is imperative to approach the relationship between crime rates and immigration through a lens of objectivity and nuance. From an economic perspective, immigration has the potential to bolster the workforce and contribute to economic growth. According to the New York City Comptroller, undocumented immigrants play a crucial role in sustaining vital entitlement programs, contributing billions of dollars into Social Security and paying billions more in local, state, and federal taxes, despite their ineligibility for Social Security, Medicaid, and most public benefits.
Thesis:
Acknowledging the historical context of systemic violence perpetuated by the nation's political system and immigration apparatus, it is essential to examine the economic repercussions of this interplay. The theoretical hypothesis suggests that undocumented individuals may avoid criminal activities due to the fear of deportation and heightened risk associated with encounters with law enforcement, which has profound economic implications. From an economic standpoint, a decrease in criminal behavior among undocumented populations could result in a reduction of societal expenses on law enforcement, legal proceedings, and incarceration. This could also foster a more stable and productive workforce, allowing undocumented individuals to pursue employment opportunities and economic endeavors without fear of apprehension or deportation. Moreover, recognizing the potential economic contributions of undocumented immigrants, including their participation in essential entitlement programs through their tax contributions and their role in strengthening the workforce, highlights the significance of understanding the intricate relationship between immigration patterns and crime rates. Such comprehension can inform policy decisions and resource allocation to promote economic growth, public safety, and social cohesion.
Therefore, the regression analysis that focuses on the nexus between immigration and crime rates adopts an economic perspective. Its findings could shed light on the potential economic advantages or drawbacks associated with various immigration categories and their respective tendencies toward criminal involvement. However, it's crucial to note that this paper confines its scope to analyzing the impacts of immigration on crime, without delving into the effects of legalizing undocumented populations and the effects of those economic factors.
Regression Table:

Analysis:
Through multiple regression analyses that have controlled for various immigration demographics and fixed effects for state and year, I have gained insights into the impact of immigration on crime rates. The results of my regression analysis suggest a relationship between violent crime rates and different immigration demographics.
In the initial regression, I examined how the overall population affects the crime rate. Currently, the equation stands as follows: crime rate = 356.1 (B0) + 0.0198 (B1) + Ui. Here, our constant signifies that with a population of zero, the crime rate is at 356.1. The coefficient B1 denotes that for every unit increase in population, the crime rate rises by 0.0198. The positive and statistically significant coefficient on the high constant raises the possibility of an omitted variable impacting our error term. In my second regression, I focused solely on permanent residents without controlling for population. As permanent residents were proportioned to the overall population, I used the equation: crime rate = 378.6(B0) + -0.443 (B1) + Ui. The constant shows that with a population of zero, the crime rate stands at 378.6. The coefficient B1 suggests that for every unit increase in population, the crime rate decreases by -0.443. However, the lack of statistical significance on the ratio of permanent residents implies that without controlling for state and year-fixed effects, a higher proportion of permanent residents is associated with a lower violent crime rate.
Nonetheless, when accounting for state effects, a positive correlation emerges, indicating that a higher proportion of permanent residents could correlate with a higher violent crime rate. Moreover, when factoring in year and state-fixed effects, different correlations emerge. The coefficient on the DACA ratio in column 6 is negative (-27.10) and is statistically significant, suggesting that without controlling for state and year-fixed effects but controlling for other immigrant populations, a higher proportion of DACA recipients is linked to a lower violent crime rate. In column 7, the DACA variable shows a positive relationship, indicating that when controlling for state and year-fixed effects but accounting for other immigrant populations, a higher proportion of DACA recipients might correlate with a higher violent crime rate, although the lack of statistical significance suggests caution in interpretation. The coefficient on the ratio of new arrivals isn't statistically significant in columns (6) and (7), hinting at a positive relationship between the proportion of new arrivals and violent crime rates, regardless of state and year-fixed effects or control of other immigrant populations. The coefficient on the ratio of non-immigrants is positive and statistically significant in columns (5) and (6), suggesting that a higher proportion of non-immigrants is associated with a higher violent crime rate, irrespective of controlling for state and year-fixed effects or other immigrant populations. In column (5), the coefficient on the ratio of naturalized citizens is negative (-2.852) and is statistically significant, suggesting that without controlling for state and year-fixed effects but controlling for other variables, a higher proportion of naturalized citizens correlates with a lower violent crime rate. In column (6), the coefficient on the ratio of naturalized citizens is positive but not statistically significant, indicating that when controlling for state and year-fixed effects but considering other variables, a higher proportion of naturalized citizens might correlate with a higher violent crime rate, though this finding lacks statistical significance. In columns (5) and (6), the coefficient on the ratio of refugees is negative and statistically significant, indicating that a higher proportion of refugees is associated with a lower violent crime rate, regardless of controlling for state and year-fixed effects or other immigrant populations. In columns (5) and (6), the coefficient on the ratio of asylees is negative but not statistically significant, suggesting that when considering state and year-fixed effects or other immigrant populations, a higher proportion of asylees may correlate with a lower violent crime rate, though this finding lacks statistical significance.
Overall, these results suggest that higher proportions of DACA recipients, naturalized citizens, and refugees are linked to lower violent crime rates, while a higher proportion of non-immigrants is associated with higher violent crime rates. However, these are correlations, and causation cannot be inferred. Additionally, the inclusion of fixed effects and control variables can significantly impact coefficient interpretation.
Limitations:
While this study offers valuable insights into the relationship between immigration and crime rates, several limitations must be acknowledged. These limitations underscore the complexity of the issue and suggest avenues for further research. Firstly, the initial regression analysis highlighted a high constant and a statistically significant positive coefficient, suggesting the presence of omitted variables that could impact our error term. These omitted variables might include factors such as socio-economic conditions, law enforcement practices, or other demographic variables not accounted for in the current model. Future research should aim to incorporate a broader range of variables to minimize bias and better isolate the effects of immigration on crime rates. Additionally, the study primarily focuses on the economic implications of the relationship between immigration and crime rates without delving into the broader social, cultural, or psychological factors that might influence this relationship. Expanding the scope to include non-violent crimes and other social indicators could provide a more comprehensive understanding of the impacts of immigration.
Several coefficients in the regression analyses, particularly those related to DACA recipients, asylees, and refugees, lacked statistical significance, suggesting that while there are correlations, these findings should be interpreted with caution. The lack of statistical significance in some cases indicates that the observed relationships might not be robust across different contexts or datasets. Future studies should use larger sample sizes or different methodological approaches to verify these findings. Furthermore, the inclusion of state and year-fixed effects aimed to control for temporal and spatial variations, yet the results indicate differing correlations when these effects are considered. This variability suggests that the relationship between immigration and crime rates might change over time and across different states. Longitudinal studies that track these relationships over extended periods and across diverse geographic locations would help clarify these dynamics.
The study differentiates among various categories of immigrants, such as DACA recipients, permanent residents, refugees, and naturalized citizens. However, it treats these categories somewhat homogeneously within the regression models. In reality, each group faces distinct legal, social, and economic challenges that could affect their propensity for involvement in criminal activities. More granular analyses that consider the unique circumstances of each group could provide deeper insights. Moreover, the influence of public perception and xenophobia on crime rates and reporting practices is not directly addressed in this study. Negative stereotypes and xenophobic attitudes can lead to biased reporting and enforcement practices, which might distort the true relationship between immigration and crime. Future research should account for the potential impact of societal attitudes and media representations on the data.
The use of regression analysis, while powerful, has its limitations. Regression models can identify correlations but cannot definitively establish causation. Moreover, the model's accuracy depends on the quality and completeness of the data. Missing data, measurement errors, or inaccuracies in reporting can all affect the results. Employing additional methodologies, such as qualitative research or case studies, could complement the quantitative findings and provide a more holistic view. Lastly, while the findings suggest that higher proportions of certain immigrant groups (e.g., DACA recipients, naturalized citizens, and refugees) are associated with lower violent crime rates, translating these findings into policy recommendations requires caution. Further interdisciplinary research that includes perspectives from sociology, law, and human rights is needed to ensure that policy decisions are just and effective. Recognizing these limitations and addressing them in future research will enhance the robustness and applicability of the findings, ultimately informing more nuanced and effective immigration policies.
References:
Associated Press. "Biden Administration Ending Trump-Era Program That Targeted Immigrants Convicted of Crimes." AP News, 1 Dec. 2021, apnews.com/article/biden-trump-riley-immigrants-crime-63181cbc7a89fe9fe28b1d0cf84c8b9a.
American Civil Liberties Union. "Federal Court Blocks Extreme Texas Legislation That Would Overstep Federal Immigration Law." ACLU, 21 Oct. 2021, www.aclu.org/press-releases/federal-court-blocks-extreme-texas-legislation-that-would-overstep-federal-immigration-law.
Cornejo Villavicencio, Karla. The Undocumented Americans. Swift Press, 2021.
New York City Comptroller. Facts Not Fear: How Welcoming Immigrants Benefits New York City. Comptroller.nyc.gov,www.comptroller.nyc.gov/reports/facts-not-fear-how-welcoming-immigrants-benefits-new-york-city/.
Ordaz, Jessica. The Shadow of El Centro: A History of Migrant Incarceration and Solidarity. The University of North Carolina Press, 2021.
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