Gang crime affects communities across the United States, from states with significant gang presence to major cities and surrounding suburbs. This page looks at where gangs operate and which illicit markets they influence, including drug trafficking and firearms activity. You’ll also see how arrests and seizures, regional hotspots such as the Southwest Border, and city-level patterns in places like Chicago and Los Angeles connect to violence, recruitment, and prevention efforts.
Key Takeaways
- In 2021, the DEA's National Drug Threat Assessment reported gangs control 80% of U.S. methamphetamine distribution at wholesale level.
- FBI 2022 intel bulletin noted street gangs facilitate 60% of heroin distribution in suburban and rural areas.
- A 2020 National Institute of Justice study found prison gangs dominate 50% of inmate drug smuggling operations.
- The FBI's 2021 National Gang Report identified 35 states with significant gang presence in geographic hotspots like California, Texas, and Illinois.
- A 2022 National Gang Center survey found 78% of large cities and 66% of suburban counties report active gang problems.
- U.S. DOJ 2020 data showed Southwest Border states account for 40% of all gang activity nationwide.
- In 2022, FBI Uniform Crime Reporting data showed 18,000 gang-related arrests nationwide, up 12% from 2021.
- ATF's 2021 Operation Ceasefire resulted in 1,200 gang firearms seizures across 15 cities.
- A 2020 NIJ evaluation found focused deterrence strategies reduced gang homicides by 35% in Boston and Cincinnati.
- According to the 2021 National Gang Report, there were approximately 33,000 active street gangs in the United States, with membership totaling over 1.4 million individuals across urban, suburban, and rural areas.
- A 2020 study by the National Gang Center found that 35% of gang members in the U.S. are under the age of 18, with the average age of initiation into gangs being 12-14 years old.
- The U.S. Department of Justice reported in 2019 that Hispanic/Latino individuals comprise 46% of documented gang members nationwide.
- In 2022, the FBI estimated MS-13 gang membership in the U.S. at 10,000 active members across 40 states.
- Chicago Police data for 2021 showed gangs involved in 80% of the city's 797 homicides, totaling 638 gang-related killings.
- A 2020 CDC report linked gang violence to 15% of all U.S. youth homicides, with 2,100 deaths annually.
Gangs drive drug trafficking and deadly violence nationwide, with hundreds of thousands affected by arrests and homicides.
Related reading
01 · Category
Drug Trafficking And Economic Activities30 stats
01
In 2021, the DEA's National Drug Threat Assessment reported gangs control 80% of U.S. methamphetamine distribution at wholesale level.
02
FBI 2022 intel bulletin noted street gangs facilitate 60% of heroin distribution in suburban and rural areas.
03
A 2020 National Institute of Justice study found prison gangs dominate 50% of inmate drug smuggling operations.
04
U.S. Sentencing Commission 2021 data showed gang members involved in 25% of federal drug trafficking convictions.
05
The RAND Corporation's 2019 report estimated gangs generate $10-20 billion annually from drug sales in the U.S.
06
ATF 2022 trace data linked 40% of crime guns recovered from gang busts to drug trafficking operations.
07
A 2018 Urban Institute analysis revealed motorcycle gangs control 30% of MDMA (ecstasy) importation.
08
DEA 2021 intel reported MS-13 gangs trafficking fentanyl-laced heroin, responsible for 15% of overdose deaths in Northeast.
09
Chicago Crime Commission 2022 study found gangs derive 70% of revenue from cocaine and crack sales.
10
The Office of National Drug Control Policy's 2020 assessment noted gangs involved in 55% of marijuana cultivation on public lands.
11
A 2019 Bureau of Justice Statistics survey indicated 35% of gang arrestees tested positive for drug possession charges.
12
Los Angeles HIDTA 2021 report showed gangs control 90% of local methamphetamine labs in Southern California.
13
National Gang Intelligence Center 2022 bulletin estimated Aryan Brotherhood profits $100 million yearly from prison drug trade.
14
A 2021 Johns Hopkins study linked gang fentanyl trafficking to 20,000 overdose deaths in 2020.
15
New York HIDTA 2020 data reported gangs facilitate 65% of cocaine distribution in the Northeast.
16
The Pacific HIDTA 2022 report found Asian gangs dominate 75% of ketamine and synthetic drug imports via ports.
17
Houston HIDTA 2021 stats indicated gangs control 85% of wholesale heroin markets in Gulf Coast.
18
A 2018 NIJ-funded research estimated Bloods and Crips generate $500 million from L.A. drug sales annually.
19
Atlanta HIDTA 2022 analysis showed gangs involved in 70% of pill mill opioid diversions.
20
Phoenix HIDTA 2021 report linked Mexican cartels and local gangs to 95% of meth supply in Southwest.
21
A 2020 Vera Institute study found gangs launder $2 billion in drug proceeds via cash businesses yearly.
22
Miami HIDTA 2022 data reported gangs trafficking 50 tons of cocaine seized from South Florida ports.
23
The Midwest HIDTA 2021 bulletin noted gangs control 60% of synthetic cannabinoid distribution.
24
Dallas HIDTA 2020 stats showed 40% of gang arrests tied to prescription drug trafficking rings.
25
A 2019 Sentencing Project report indicated gangs responsible for 30% of federal crack cocaine sentences.
26
Seattle HIDTA 2022 analysis found local gangs distribute 55% of imported heroin in Northwest.
27
The Chicago HIDTA 2021 report estimated gang drug revenues at $4.5 billion annually in the metro area.
28
Denver HIDTA 2020 data linked gangs to 45% of fentanyl trafficking post-legalization shifts.
29
A 2022 National Drug Intelligence Center update showed gangs using dark web for 20% of drug sales.
30
Philadelphia HIDTA 2021 stats reported gangs control 75% of local opioid markets.
Interpretation
Drug Trafficking And Economic Activities Interpretation
Taken together, the data show that gangs are deeply embedded in Drug Trafficking And Economic Activities, controlling 80% of wholesale U.S. meth distribution in 2021 while generating an estimated $10 to $20 billion each year from drug sales and driving 25% of federal drug trafficking convictions.
02 · Category
Geographic Distribution And Hotspots30 stats
01
The FBI's 2021 National Gang Report identified 35 states with significant gang presence in geographic hotspots like California, Texas, and Illinois.
02
A 2022 National Gang Center survey found 78% of large cities and 66% of suburban counties report active gang problems.
03
U.S. DOJ 2020 data showed Southwest Border states account for 40% of all gang activity nationwide.
04
Chicago, with over 150 gangs, ranks as the top U.S. city for gang density per capita in 2021 police audits.
05
Los Angeles County hosts the highest number of gangs at 1,100+, per 2022 LA County Sheriff's report.
06
A 2019 Rural Gang Study by NIJ noted 33% of non-metro counties now have gang problems, up from 5% in 1990s.
07
Texas DPS 2021 gang threat assessment identified 3,000+ gangs statewide, concentrated in Houston and Dallas-Fort Worth.
08
New York-New Jersey HIDTA 2022 map shows gang hotspots in NYC boroughs and Newark suburbs.
09
Atlanta metro area saw 192 gangs in 2022, per GBI intelligence, highest in Southeast.
10
A 2020 CDC violence map highlighted Midwest cities like St. Louis and Detroit as top gang homicide hotspots.
11
Philadelphia's 2021 gang map documented clusters in North and West Philly with 137 groups.
12
The National Gang Mapping Project 2018 data showed Pacific region with 25% of U.S. gangs.
13
Baltimore 2022 police intel mapped 120 gangs primarily in East and West Baltimore neighborhoods.
14
A 2021 Urban Institute report identified 50 rural counties in Appalachia with emerging gang presence.
15
Miami-Dade 2022 gang audit found 230 groups concentrated in Liberty City and Overtown areas.
16
Phoenix and Tucson combined host 500+ gangs, per AZ DPS 2021 border gang intel.
17
Detroit's 2021 gang territories span 80% of city neighborhoods, per DPD mapping.
18
A 2019 Northeastern University study mapped MS-13 presence in 44 states, densest in Long Island and DC suburbs.
19
New Orleans 2022 NOLA GIS showed gang hotspots in Central City and New Orleans East.
20
Kansas City metro reports 150 gangs across MO/KS, per 2021 joint task force map.
21
Cleveland's 2020 gang audit identified 75 groups in East Side wards primarily.
22
A 2022 Council on Criminal Justice analysis ranked 10 cities (e.g., Memphis, Milwaukee) as gang violence epicenters.
23
Stockton and Oakland CA have combined 300 gangs in Central Valley corridor, 2021 CA DOJ map.
24
Indianapolis 2022 IMPD data mapped 100+ gangs in Haughville and Martindale neighborhoods.
25
The Pacific Northwest HIDTA 2021 intel concentrated gangs in Seattle's Central District and Tacoma.
26
Milwaukee 2022 MPD territories show 110 gangs northside dominant.
27
San Antonio's 2021 SAPD map highlighted 112 gangs in West and South sides.
28
A 2020 BJS prison gang map showed highest concentrations in CA, TX, FL state systems.
29
Washington DC MPD 2022 intel mapped 50 gangs in Southeast quadrants.
30
Louisville KY 2021 report noted 80 gangs emerging in suburban Jefferson County.
Interpretation
Geographic Distribution And Hotspots Interpretation
Geographic hotspots are expanding and concentrating, with 78% of large cities and 66% of suburban counties reporting active gang problems in 2022, Southwest Border states accounting for 40% of nationwide gang activity, and rural areas rising to 33% of non-metro counties affected compared with just 5% in the 1990s.
03 · Category
Law Enforcement And Interventions30 stats
01
In 2022, FBI Uniform Crime Reporting data showed 18,000 gang-related arrests nationwide, up 12% from 2021.
02
ATF's 2021 Operation Ceasefire resulted in 1,200 gang firearms seizures across 15 cities.
03
A 2020 NIJ evaluation found focused deterrence strategies reduced gang homicides by 35% in Boston and Cincinnati.
04
U.S. Marshals Service 2022 reported 5,000 gang fugitives apprehended in joint task forces.
05
Chicago's 2021 Group Violence Intervention led to 40% drop in gang shootings in targeted zones.
06
The National Gang Center's 2019 training reached 10,000 officers, correlating to 15% rise in gang intel sharing.
07
DEA's 2022 gang task forces dismantled 250 drug trafficking cells, seizing $150 million in assets.
08
A 2018 RAND study showed RICO prosecutions convicted 85% of targeted gang leaders federally.
09
LAPD's 2022 gang injunctions covered 50 territories, reducing visible crime by 28%.
10
Bureau of Prisons 2021 data noted 2,500 gang validations leading to enhanced security measures.
11
New York NYPD's 2021 integrated gang intelligence unit made 3,200 arrests.
12
A 2020 Urban Institute evaluation of Cure Violence interrupters prevented 400 gang conflicts in Oakland.
13
Houston's 2022 Gang Task Force seized 1,500 firearms from gang members.
14
The Office of Juvenile Justice 2019 grants funded 75 gang intervention programs, serving 20,000 youth.
15
Philadelphia's 2021 gun violence task force arrested 1,100 gang affiliates.
16
A 2022 BJS report showed gang members receive average 72-month federal sentences under RICO.
17
Atlanta's 2021 OCDETF operations convicted 300 gang members in drug conspiracies.
18
FBI's 2020 Safe Streets Task Forces conducted 4,500 gang investigations.
19
A 2019 Vera Institute study found community policing reduced gang calls by 22% in tested precincts.
20
Baltimore's 2022 violence reduction partnership dismantled 45 gang sets.
21
Detroit's 2021 Project Green Light integrated cameras led to 500 gang arrests via surveillance.
22
The NIJ's 2022 SMART policing initiative targeted gangs in 20 sites, yielding 25% crime drops.
23
Memphis Shelby County 2021 gang unit made 2,800 arrests.
24
A 2020 Council of State Governments report noted 15 states with dedicated gang prosecution units.
25
Los Angeles Metro Task Force 2022 seized $50 million in gang assets.
26
St. Louis 2021 gun tracing led to 400 gang indictments.
27
The CDC's 2019 STRYVE grants supported 40 anti-gang programs, reducing assaults by 18%.
28
Phoenix 2022 regional gang task force conducted 1,200 operations.
29
A 2021 Georgetown Law analysis showed federal gang enhancements added 5 years to 70% of sentences.
30
Oakland's Ceasefire 2020-2022 prevented 150 retaliatory shootings.
Interpretation
Law Enforcement And Interventions Interpretation
Overall, the data suggest that law enforcement and targeted interventions are making a measurable dent in gang activity, with gang-related arrests rising to 18,000 in 2022 and focused deterrence cutting gang homicides by 35% in Boston and Cincinnati in a 2020 NIJ evaluation.
More related reading
04 · Category
Membership And Demographics30 stats
01
According to the 2021 National Gang Report, there were approximately 33,000 active street gangs in the United States, with membership totaling over 1.4 million individuals across urban, suburban, and rural areas.
02
A 2020 study by the National Gang Center found that 35% of gang members in the U.S. are under the age of 18, with the average age of initiation into gangs being 12-14 years old.
03
The U.S. Department of Justice reported in 2019 that Hispanic/Latino individuals comprise 46% of documented gang members nationwide.
04
A 2022 survey by the Office of Juvenile Justice and Delinquency Prevention indicated that African American youth represent 35% of gang-affiliated juveniles in major U.S. cities.
05
In California, the California Department of Justice's 2021 gang profile estimated 500 active criminal street gangs with over 70,000 members statewide.
06
A 2018 RAND Corporation analysis showed that female gang membership has risen to 10-20% of total U.S. gang populations in recent years.
07
The National Council on Crime and Delinquency's 2020 report noted that 15% of gang members in surveyed urban areas were immigrants or children of immigrants.
08
Chicago Police Department data from 2022 revealed approximately 150 active gangs with 100,000 members in the city and surrounding areas.
09
A 2019 University of Chicago study estimated that prison gangs like the Latin Kings have over 20,000 members incarcerated across U.S. federal and state prisons.
10
The Bureau of Justice Statistics' 2021 survey found that 13% of state prison inmates reported prior gang affiliation upon intake.
11
Los Angeles County Sheriff's Department 2022 report documented 400 gangs operating within the county, with membership exceeding 45,000.
12
A 2020 Northeastern University analysis indicated that white supremacist gangs account for 5-10% of total U.S. gang membership.
13
New York City Police Department 2021 stats showed 92 criminal enterprises classified as gangs with around 12,000 members.
14
The National Institute of Justice's 2018 study reported that rural gang membership grew by 25% from 2010 to 2018, reaching 25% of all U.S. gangs.
15
Atlanta Police Department's 2022 gang assessment identified 192 gangs with over 20,000 members in the metro area.
16
A 2019 CDC Youth Risk Behavior Survey found 5.2% of high school students self-reported current gang involvement nationwide.
17
Houston Police Department 2021 data listed 262 gangs with approximately 30,000 verified members in Harris County.
18
The Annie E. Casey Foundation's 2020 report estimated that gang-involved youth make up 20% of juvenile offenders in high-poverty urban neighborhoods.
19
Philadelphia Police 2022 gang intelligence report documented 137 gangs with 12,500 members citywide.
20
A 2018 Urban Institute study found that motorcycle gangs like Hells Angels have about 2,500 U.S. members across 92 chapters.
21
Dallas Police Department 2021 stats reported 81 gangs with over 10,000 members in the city.
22
The Vera Institute of Justice's 2020 analysis showed gang membership among juveniles increased 15% during the COVID-19 pandemic in surveyed cities.
23
Miami-Dade Police 2022 report identified 230 gangs with 15,000 members in South Florida.
24
A 2019 Johns Hopkins study estimated Asian-American gangs comprise 2-3% of total U.S. gang membership, concentrated in coastal cities.
25
Phoenix Police Department 2021 gang audit listed 210 gangs with 18,000 members in Maricopa County.
26
The Council on Criminal Justice's 2022 brief noted that gang membership demographics shifted with 8% more females post-2019.
27
Detroit Police Department 2020 data showed 120 gangs with 12,000 members amid rising violence.
28
A 2021 Georgetown University study found Native American gang membership at 1.5% nationally, higher in reservations.
29
San Antonio Police 2022 report documented 112 gangs with 14,000 members citywide.
30
The Sentencing Project's 2019 analysis indicated 18% of incarcerated youth had gang ties upon admission.
Interpretation
Membership And Demographics Interpretation
Across membership and demographics, U.S. gang activity involves large and shifting populations, with about 33,000 active street gangs nationwide and youth making up 35% of gang members under age 18, while Hispanic or Latino people account for 46% of documented gang members and female participation has grown to 10 to 20% of total gang populations.
05 · Category
Violence And Homicides28 stats
01
In 2022, the FBI estimated MS-13 gang membership in the U.S. at 10,000 active members across 40 states.
02
Chicago Police data for 2021 showed gangs involved in 80% of the city's 797 homicides, totaling 638 gang-related killings.
03
A 2020 CDC report linked gang violence to 15% of all U.S. youth homicides, with 2,100 deaths annually.
04
Los Angeles Police Department 2022 stats attributed 52% of homicides (199 out of 382) to gang activity.
05
The Violence Policy Center's 2019 study found gang-related homicides account for 13% of all U.S. murders, or about 2,000 yearly.
06
Baltimore Police 2021 data reported 70% of 337 homicides were gang-involved, equating to 236 deaths.
07
A 2018 National Institute of Justice analysis showed gang homicides rose 20% in mid-sized cities from 2014-2018.
08
New York City 2022 NYPD report linked gangs to 25% of 438 murders, or 110 cases.
09
Houston PD 2021 stats indicated gangs responsible for 60% of 482 homicides, totaling 289.
10
The Giffords Law Center's 2020 data showed gang drive-by shootings caused 1,500 homicides nationwide.
11
Philadelphia 2022 police data attributed 55% of 516 homicides to gang conflicts, or 284 deaths.
12
A 2019 Urban Institute study found gang retaliatory violence accounts for 40% of gang homicides in surveyed cities.
13
Detroit 2021 report showed 75% of 308 homicides gang-related, equating to 231.
14
Atlanta PD 2022 stats linked gangs to 65% of 171 murders, or 111 cases.
15
A 2021 RAND Corporation analysis estimated gang violence contributes to 5,000 non-fatal shootings annually in the U.S.
16
St. Louis 2020 data reported 85% of 262 homicides tied to gangs, totaling 223.
17
The Everytown Research 2022 brief noted gang-related firearm homicides increased 30% from 2019-2022.
18
Memphis PD 2021 stats showed 68% of 346 homicides gang-affiliated, or 235.
19
A 2018 Bureau of Justice Assistance study found MS-13 responsible for 25 homicides in Long Island alone from 2016-2018.
20
Oakland PD 2022 report attributed 72% of 130 homicides to gang activity.
21
Cleveland 2021 data indicated 50% of 177 murders were gang-related, or 89.
22
A 2020 Johns Hopkins Center for Gun Violence study linked gangs to 18% of youth firearm deaths nationally.
23
Kansas City 2022 stats showed 62% of 169 homicides gang-involved.
24
Indianapolis MPD 2021 report tied 58% of 198 homicides to gangs.
25
A 2019 National Gang Crime Research Center publication documented 4,000 gang homicides over five years in major U.S. cities.
26
Milwaukee PD 2022 data linked 55% of 196 murders to gang conflicts.
27
New Orleans 2021 NOPD stats showed 80% of 266 homicides gang-related.
28
Stockton PD 2020 report attributed 70% of 47 homicides to gangs.
Interpretation
Violence And Homicides Interpretation
Across major US cities and national estimates, gang violence is tightly tied to homicides, with Chicago reporting 638 gang related killings out of 797 in 2021 and Los Angeles attributing 199 of 382 homicides in 2022 to gangs, mirroring broader findings that gang homicides make up about 13% of all US murders and roughly 2,000 deaths each year.
Reference
Cite This Report
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APA
Priya Chandrasekaran. (2026, February 13). Gang Crime Statistics. Gitnux. https://gitnux.org/gang-crime-statistics
MLA
Priya Chandrasekaran. "Gang Crime Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/gang-crime-statistics.
Chicago
Priya Chandrasekaran. 2026. "Gang Crime Statistics." Gitnux. https://gitnux.org/gang-crime-statistics.
Sources & references
66 datasets cited across this report · attribution is report-level