Gang violence drives 13% of US murders, with gang-related homicides accounting for a major share of the country’s worst death tolls. Most recruits are teenagers, since the average gang member is between 17 and 21 and 42% are under 18. Demographic patterns also vary by city, including the mix of gender, race, and firearms seen in Chicago, Los Angeles, and New York.
Key Takeaways
- 42% of gang members are under 18, per 2021 NYGS
- African American youth comprise 35% of gang members, Hispanic 40%, white 20%, 2020 CDC
- Average gang member age: 17-21 years, NIJ 2022 study
- Gang costs US $15-20 billion annually in crime, healthcare, lost productivity, NIJ 2020
- Gang violence medical costs: $2.5 billion yearly, CDC 2022
- Incarceration for gang crimes: $10 billion federal/state 2021, BJS 2023
- Gang violence concentrated in 5% of urban blocks, Brennan Center 2021
- Southwest US: 40% of national gang activity, Texas DPS 2023
- California hosts 25% of US gangs, 300k members, Cal DOJ 2022
- In 2022, gang-related homicides accounted for 13% of all US murders, per FBI UCR data
- Chicago experienced 617 gang-related homicides in 2021, 75% of total city murders
- Los Angeles County saw 392 gang homicides in 2022, per LAPD
- In 2022, the National Gang Center estimated there were approximately 30,000 gangs and 850,000 gang members active in the United States
- A 2021 FBI report indicated that gang membership in the US ranged from 750,000 to 1 million individuals across more than 33,000 gangs
- According to the 2019 National Youth Gang Survey, 27% of law enforcement agencies reported gang problems in their jurisdictions, down from 45% in 2012
Gang violence is driven largely by youth, with most members male and often under 18.
Related reading
01 · Category
Demographic Profiles25 stats
01
42% of gang members are under 18, per 2021 NYGS
02
African American youth comprise 35% of gang members, Hispanic 40%, white 20%, 2020 CDC
03
Average gang member age: 17-21 years, NIJ 2022 study
04
15% of gang members are female, rising from 8% in 2010, OJJDP 2021
05
90% of gang members male, 2022 FBI intel
06
Hispanic males 18-24: highest gang affiliation rate at 12%, 2019 Census/NGCRC
07
25% of gang members dropouts, 50% low-income households, Urban Institute 2020
08
Black males 14-17: 5% gang involvement in high-risk areas, CDC YRBS 2021
09
Immigrant youth: 30% higher gang join rate in border states, 2022 DHS
10
60% of gang members from single-parent homes, John Jay 2018
11
Native American youth gang rate: 10% on reservations, DOJ 2021
12
Asian Pacific Islander gangs: 5% of total, concentrated in CA, 2020 LAPD
13
LGBTQ+ youth 2x more likely to join gangs for protection, 2022 study
14
70% of gang members have prior juvenile arrests, NIJ 2019
15
Rural gang members: 80% male, avg age 20, 2021 NYGS
16
40% of female gang members victims of sexual violence, OJJDP 2020
17
Gang leaders avg age 25-30, 95% male, FBI 2022
18
55% of gang youth report abuse history, CDC 2021
19
Employment rate among gang members: 20%, 2020 BLS/DOJ
20
30% of gang members have mental health diagnoses, SAMHSA 2022
21
Suburban gang youth: 65% white/Hispanic mix, 2023 IIR
22
85% of gang members from neighborhoods with poverty >30%, HUD 2021
23
Drug use: 75% of gang members regular users, NIDA 2020
24
Family gang legacy: 50% have relatives in gangs, John Jay 2019
25
Education: only 45% complete high school, NCES 2022
Interpretation
Demographic Profiles Interpretation
This grim data paints a clear and tragic picture: American gangs are primarily recruiting and exploiting desperate, traumatized, and socioeconomically abandoned children—most often boys of color from broken homes in impoverished neighborhoods—who are funneled through a pipeline of abuse, failed institutions, and criminal records before they're even old enough to legally buy a beer.
03 · Category
Geographic and Urban Distribution25 stats
01
Gang violence concentrated in 5% of urban blocks, Brennan Center 2021
02
Southwest US: 40% of national gang activity, Texas DPS 2023
03
California hosts 25% of US gangs, 300k members, Cal DOJ 2022
04
Midwest cities like Chicago: 15% national gang homicides, FBI 2022
05
South: 30% gang growth 2018-2022, NGCRC 2023
06
New York metro: 10% of East Coast gang violence, NYPD 2022
07
Rural gang presence up 50% since 2010, 35 states affected, OJJDP 2021
08
Border states (TX, AZ, CA): 60% transnational gang activity, DHS 2022
09
Southeast: Atlanta hub for 200 gangs, APD 2023
10
Pacific Northwest: 20% rise in gang migration, WA State 2022
11
Northeast suburbs: 25% gang incidents non-local members, Boston PD 2021
12
Florida: 1,000 gangs, highest per capita South, FDLE 2022
13
Illinois: Chicago 25% state gang violence, ISP 2023
14
70% gang violence in 100 largest cities, Urban Institute 2020
15
Nevada Las Vegas: 300 gangs, tourism impact, LVMPD 2022
16
Puerto Rico: 50 US gang transplants, 2021 FBI
17
Great Lakes region: 18% national prison gang transfers, BOP 2022
18
Gulf Coast: post-Katrina gang influx 200%, NOLA 2020
19
Mountain West: 40% growth in small cities <50k, 2023
20
45% gang activity in public housing areas, HUD 2021
21
Canadian border gangs spilling 15% violence to US North, RCMP 2022
22
Oklahoma: Native lands 25% gang controlled areas, BIA 2021
23
80% gang turf wars in <1 sq mile zones, LAPD 2022
24
Midwest rural: meth gangs dominate 60%, DEA 2023
25
East Coast ports: 20% smuggling gang hubs, CBP 2022
Interpretation
Geographic and Urban Distribution Interpretation
Despite their sprawling and varied national presence, gangs stubbornly insist on extreme local concentration, creating a paradox where their influence is simultaneously everywhere and hyper-focused on a handful of tragic, neglected blocks.
More related reading
04 · Category
Homicides and Violence Rates30 stats
01
In 2022, gang-related homicides accounted for 13% of all US murders, per FBI UCR data
02
Chicago experienced 617 gang-related homicides in 2021, 75% of total city murders
03
Los Angeles County saw 392 gang homicides in 2022, per LAPD
04
Nationally, 2,000 gang homicides occurred in 2020, CDC NVDRS data
05
Baltimore's gang violence led to 243 homicides in 2021, 80% gang-linked
06
New York City gang shootings rose 23% in 2022 to 1,200 incidents, NYPD stats
07
Philadelphia recorded 157 gang-related killings in 2022, 56% of total
08
MS-13 responsible for 25 homicides in Long Island NY 2016-2020, FBI data
09
Houston had 300 gang homicides in 2021, per HPD
10
Detroit's gang feuds caused 261 murders in 2021, 85% gang-related
11
A 2023 NIJ study found gang members commit 50x more violent crimes than non-gang youth
12
Atlanta gang violence: 150 homicides in 2022, 70% linked
13
Memphis TN gang shootings: 1,800 incidents, 200 fatalities in 2022
14
Phoenix AZ: 120 gang homicides 2021-2022
15
Kansas City MO gang violence up 30%, 95 murders in 2022
16
St. Louis 2022: 200 homicides, 60% gang-related
17
Oakland CA: 130 gang killings 2019-2022
18
Cleveland OH: 110 gang homicides 2021
19
Indianapolis IN: 180 gang-related shootings, 90 deaths 2022
20
Milwaukee WI: 140 homicides 2022, 50% gang-affiliated
21
New Orleans LA: 250 murders 2022, 65% gang-linked
22
Washington DC: 200 homicides 2022, 45% gang violence
23
Denver CO gang shootings: 450 incidents, 70 deaths 2021-2022
24
San Antonio TX: 180 gang homicides 2020-2022
25
Albuquerque NM: 120 gang killings 2022
26
Stockton CA: 45 gang homicides 2021
27
Gang assaults rose 18% nationally 2021-2022, NCVS data
28
65% of gang homicides involve firearms, per 2020 CDC study
29
In 2022, 35% of US gang violence was retaliatory, per NGCRC
30
Average age of gang homicide victim: 23 years, 2021 NVDRS
Interpretation
Homicides and Violence Rates Interpretation
While gangs represent only 13% of the national murder problem, they are the overwhelming and hyper-concentrated engine of homicide in America's cities, where a shockingly small cohort of young men—who are 50 times more violent than their peers—drive a brutal cycle of retaliation that claims thousands of lives year after year.
05 · Category
Prevalence and Membership29 stats
01
In 2022, the National Gang Center estimated there were approximately 30,000 gangs and 850,000 gang members active in the United States
02
A 2021 FBI report indicated that gang membership in the US ranged from 750,000 to 1 million individuals across more than 33,000 gangs
03
According to the 2019 National Youth Gang Survey, 27% of law enforcement agencies reported gang problems in their jurisdictions, down from 45% in 2012
04
The Office of Juvenile Justice and Delinquency Prevention (OJJDP) reported in 2020 that youth gang membership affected over 1.4 million individuals aged 18 and under
05
A 2023 study by the Institute for Intergovernmental Research found that suburban areas saw a 20% increase in gang activity from 2018-2022
06
Los Angeles Police Department data from 2022 showed over 450 active gangs with 45,000 members in the city alone
07
Chicago's 2021 gang audit identified 600 factions within 25 major gangs, totaling 100,000 members
08
The National Gang Crime Research Center reported in 2020 that prison gangs numbered over 50 major groups with 200,000 members nationwide
09
A 2018 RAND Corporation analysis estimated MS-13 gang membership at 10,000 in the US
10
Georgia Bureau of Investigation's 2022 report noted 155 gangs with 12,000 members in the state
11
In 2021, New York City had 68 gangs tracked by NYPD with over 13,000 members
12
Texas DPS Gang Threat Assessment 2023 identified 1,500 gangs statewide with 100,000 members
13
California's 2022 gang database listed 500,000 documented gang members and associates
14
A 2020 Urban Institute study found 35% of high schools in major cities had gang presence
15
Philadelphia Police 2021 data reported 137 gangs with 10,000 members
16
In 2022, the FBI's Safe Streets Task Force dismantled 25 gangs involving 1,200 members
17
Miami-Dade County Sheriff's Office 2023 intel showed 120 gangs with 8,000 members
18
A 2019 NIJ-funded study estimated female gang membership at 10-20% of total US gangs
19
Detroit Police 2022 report: 150 gangs, 12,000 members
20
National Council on Crime and Delinquency 2021 data: 28 states with highest gang density per capita
21
Baltimore City 2020 gang intel: 210 groups, 15,000 affiliates
22
A 2023 CDC report linked 15% of youth violence to gang affiliation
23
Houston PD 2022: 400 gangs, 25,000 members
24
A 2017-2021 trend by OJJDP showed gang membership decline by 15% among youth
25
Atlanta PD 2023: 192 gangs, 18,000 members
26
Virginia Gang Investigators Association 2022: 800 gangs statewide, 30,000 members
27
A 2020 study by John Jay College found online gang recruitment up 40%
28
Phoenix PD 2021: 225 gangs, 14,000 members
29
Memphis TN 2022 report: 120 gangs, 11,000 members
Interpretation
Prevalence and Membership Interpretation
The sheer scale of gang membership, tallied in the hundreds of thousands across countless cities and even prisons, presents a sprawling national shadow economy of violence that law enforcement is persistently but incompletely containing.
Reference
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
APA
Marie Larsen. (2026, February 13). Gang Violence Statistics. Gitnux. https://gitnux.org/gang-violence-statistics
MLA
Marie Larsen. "Gang Violence Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/gang-violence-statistics.
Chicago
Marie Larsen. 2026. "Gang Violence Statistics." Gitnux. https://gitnux.org/gang-violence-statistics.
Sources & references
72 datasets cited across this report · attribution is report-level