Massive ‘No Kings’ Protest Held in San Antonio

Participants holding signs at the No Kings protest in San Antonio

San Antonio, October 19, 2025

News Summary

On October 18, a significant demonstration dubbed the ‘No Kings’ protest occurred in San Antonio, Texas, drawing approximately 10,000 participants. The rally, organized by 50501 San Antonio, focused on opposing Trump administration policies, advocating for nonviolent action, and highlighting key issues such as immigration and civic engagement. Attendees marched through downtown and featured speeches from local representatives. The event saw a strong police presence ensuring peace along with discussions about upcoming elections and community participation.

San Antonio

The “No Kings” demonstration took place on Saturday, October 18, 2025, in San Antonio, Texas. The event drew participants to Travis Park for a rally and a march through downtown San Antonio, and organizers estimated the crowd size to be around 10,000 participants based on online RSVPs.

What happened

The San Antonio demonstration was part of a national series of rallies protesting against the Trump administration’s policies. The organizing group for the San Antonio rally is called 50501 San Antonio. The protest gathered at Travis Park and featured a march through downtown San Antonio. Attendees carried signs with slogans such as “Families belong together,” “Trump’s lies matter,” and “All power to the people.”

Participants, speakers and actions

Speakers at the event included U.S. Representatives Joaquin Castro and Greg Casar, who encouraged active civic participation, particularly with upcoming elections. One speaker led the crowd in chants such as “We won’t retreat, take the military off our streets!” and “Hey hey, ho ho, Donald Trump has got to go.” The movement emphasizes nonviolent action and prohibits weapons at its rallies.

Safety, law enforcement and government response

San Antonio police assured the public that they would maintain a police presence to protect the rights of individuals and groups to conduct peaceful protests. Reporters found the atmosphere predominantly peaceful, despite a brief encounter with pro-Trump counter-protesters. Texas Governor Greg Abbott deployed Texas National Guard troops to San Antonio for the June protest and again for the October rally in Austin.

Local impacts and related incidents

Local officials reported instances of graffiti linked to the protests on the North Side of San Antonio, provoking public comments from local politicians against vandalism. Attendees expressed a range of personal motivations for attending, including concerns over immigration policies and education funding.

Context and nationwide scope

The first “No Kings” protest in San Antonio occurred in June 2025, coinciding with heightened immigration enforcement by ICE. The June event, arranged on Flag Day, was described by national organizers as the largest single-day mobilization since President Trump returned to office. More than 2,500 individual “No Kings” events were registered nationally, with participation in all U.S. states and territories.

Related national context

The protest occurs amid an ongoing government shutdown affecting federal workers. The San Antonio demonstration was one of thousands held nationwide as part of the “No Kings” movement, which critiques Trump’s leadership style as autocratic. Organizers said the movement seeks to keep actions nonviolent and organized around civic participation and electoral engagement.

Summary of key facts

  • The “No Kings” demonstration took place on Saturday, October 18, 2025, in San Antonio, Texas.
  • The organizing group for the San Antonio rally is called 50501 San Antonio.
  • Organizers estimated the crowd size to be around 10,000 participants based on online RSVPs.
  • The protest gathered at Travis Park and featured a march through downtown San Antonio.
  • More than 2,500 individual “No Kings” events were registered nationally, with participation in all U.S. states and territories.
  • The movement emphasizes nonviolent action and prohibits weapons at its rallies.
  • San Antonio police assured the public that they would maintain a police presence to protect the rights of individuals and groups to conduct peaceful protests.
  • Texas Governor Greg Abbott deployed Texas National Guard troops to San Antonio for the June protest and again for the October rally in Austin.
  • Speakers at the event included U.S. Representatives Joaquin Castro and Greg Casar, who encouraged active civic participation, particularly with upcoming elections.

Key features

Feature Detail Scope
Event date and location The “No Kings” demonstration took place on Saturday, October 18, 2025, in San Antonio, Texas. City-level
Organizing group The organizing group for the San Antonio rally is called 50501 San Antonio. City-level
Estimated attendance Organizers estimated the crowd size to be around 10,000 participants based on online RSVPs. City-level
Gathering point The protest gathered at Travis Park and featured a march through downtown San Antonio. City-level
National reach More than 2,500 individual “No Kings” events were registered nationally, with participation in all U.S. states and territories. Nationwide
Law enforcement San Antonio police assured the public that they would maintain a police presence to protect the rights of individuals and groups to conduct peaceful protests. City-level
State response Texas Governor Greg Abbott deployed Texas National Guard troops to San Antonio for the June protest and again for the October rally in Austin. State-level

Timeline

Date Event Status / Source
June 14, 2025 (Flag Day) The first “No Kings” protest in San Antonio occurred in June 2025, coinciding with heightened immigration enforcement by ICE. Described by national organizers as the largest single-day mobilization since President Trump returned to office
June 2025 Texas Governor Greg Abbott deployed Texas National Guard troops to San Antonio for the June protest State-level deployment reported
Saturday, October 18, 2025 The “No Kings” demonstration took place on Saturday, October 18, 2025, in San Antonio, Texas. The protest gathered at Travis Park and featured a march through downtown San Antonio. Event day reporting; organizers estimated the crowd size to be around 10,000 participants based on online RSVPs
October 2025 Texas Governor Greg Abbott deployed Texas National Guard troops again for the October rally in Austin State-level deployment reported

Statistics and visual summary

Basic visual comparison (bars scaled for illustration only):

Organizers estimated crowd size: 10,000

More than 2,500 individual “No Kings” events were registered nationally

Bar lengths are illustrative, not proportionally scaled to exact ratios.


FAQ

When did the “No Kings” demonstration take place?

The “No Kings” demonstration took place on Saturday, October 18, 2025, in San Antonio, Texas.

Who organized the San Antonio rally?

The organizing group for the San Antonio rally is called 50501 San Antonio.

How large was the crowd in San Antonio?

Organizers estimated the crowd size to be around 10,000 participants based on online RSVPs.

Where did the protest gather and what did it include?

The protest gathered at Travis Park and featured a march through downtown San Antonio.

Were there related events nationwide?

More than 2,500 individual “No Kings” events were registered nationally, with participation in all U.S. states and territories.

Were weapons allowed at the rallies?

The movement emphasizes nonviolent action and prohibits weapons at its rallies.

What did law enforcement say about the protest?

San Antonio police assured the public that they would maintain a police presence to protect the rights of individuals and groups to conduct peaceful protests.

Did state officials deploy troops?

Texas Governor Greg Abbott deployed Texas National Guard troops to San Antonio for the June protest and again for the October rally in Austin.

Who spoke at the San Antonio event?

Speakers at the event included U.S. Representatives Joaquin Castro and Greg Casar, who encouraged active civic participation, particularly with upcoming elections.

What was the local history of the movement in San Antonio?

The first “No Kings” protest in San Antonio occurred in June 2025, coinciding with heightened immigration enforcement by ICE.

How did observers describe the atmosphere?

Reporters found the atmosphere predominantly peaceful, despite a brief encounter with pro-Trump counter-protesters.

Were there any incidents of vandalism?

Local officials reported instances of graffiti linked to the protests on the North Side of San Antonio, provoking public comments from local politicians against vandalism.

Did the protest take place during wider federal activity?

The protest occurs amid an ongoing government shutdown affecting federal workers.


Deeper Dive: News & Info About This Topic

HERE Resources

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Texas Governor Deploys Troops to Austin Ahead of No Kings Protest
San Antonio Spurs Launch Vote Yes Campaign for Arena Funding
Governor Abbott Deploys National Guard Ahead of Protests in Austin
San Antonio Hosts Weekend of Festivals and Family Fun
San Antonio Companies Recognized as Top Workplaces for 2025
San Antonio Joins ‘No Kings’ Protest Against Trump
Governor Abbott Threatens Funding Over Political Ideologies on Texas Roads
Michael Schill Resigns as President of Northwestern University
Nationwide Labor Day Protests Under ‘Workers Over Billionaires’

Additional Resources

STAFF HERE SAN ANTONIO WRITER
Author: STAFF HERE SAN ANTONIO WRITER

The SAN ANTONIO STAFF WRITER represents the experienced team at HERESanAntonio.com, your go-to source for actionable local news and information in San Antonio, Bexar County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as Fiesta San Antonio, San Antonio Stock Show & Rodeo, and Dia de los Muertos. Our coverage extends to key organizations like the Greater San Antonio Chamber of Commerce and United Way of San Antonio and Bexar County, plus leading businesses in retail, insurance, and energy that power the local economy such as H-E-B, USAA, and Valero Energy. As part of the broader HERE network, including HEREAustinTX.com, HERECollegeStation.com, HEREDallas.com, and HEREHouston.com, we provide comprehensive, credible insights into Texas's dynamic landscape.

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