If You See A Blue Porch Light, This Is What It Means

For most homeowners, porch lights are a basic piece of equipment with a simple job: Illuminating the front door after the sun goes down. Every so often, though, you might spot one that stands out among the warm white and yellow porch bulbs usually employed in your neighborhood. If you notice a home with a bright blue hue, there may be a distinct message behind that unusual glow. Across the United States, homeowners have used blue exterior lights as a visible way to show support for certain noble causes. The gesture is especially associated with thanking law enforcement officers and other first responders for their work, and honoring their sacrifice. 

This tradition has appeared in neighborhoods, businesses, and public spaces since 1989, and sometimes results in entire communities switching their lights to blue at the same time. You might even see an increase of the trend during law enforcement appreciation events like National Police Week in May, following the death of a local officer, or in the weeks surrounding September 11. In 2023, for example, the Fraternal Order of Police encouraged Indiana residents to display blue lights following the deaths of three officers. The gesture is used to remind officers and their families that their community supports them.

Of course, a blue light doesn't have one universal meaning in every situation. Colored lights can be used for different causes, special events, sports teams, or even as a way to reduce outdoor light pollution. Many families will use the blue light as a symbol of autism awareness, and one community in Pennsylvania even rallied around a young local girl battling cancer, whose favorite color was blue (via Facebook). But support for the police or military is the most common and has the best-documented history.

In 1989, a Philadelphia woman by the name of Dolly Craig wrote to a non-profit called Concerns of Police Survivors (or C.O.P.S.) Craig explained that she would burn two blue candles in her window during the holiday season, in memory of her daughter and son-in-law, a Philly police officer who had been killed in the line of duty in 1986. Touched by the tribute, the organizers of C.O.P.S. launched Project Blue Light, encouraging others to follow suit. 

In the decades since, blue porch lights have become a general symbol of reverence for police and first responders. Some utilize the lights year-round, while others employ them periodically, similar to the tradition of lowering a flag to half-staff. Blue light campaigns have been held in cities across the nation for individual officers downed in the line of duty as well. One such event took place in Michigan in 2018, following the death of Axe, a police K9 who was fatally shot, as reported by Fox 2 Detroit. The tradition has even been adopted to show appreciation for other first responders, including healthcare workers. Such was the case during the COVID-19 pandemic, when hospitals were overflowing, and uncertainty regarding public health was part of the daily digest. 

It should be noted that this tradition is meant to honor first responders, not signal them. A blue light is not a distress beacon: Instead, it's a simple but effective way to let your friends and neighbors know that you support the people who risk their lives in the name of public safety. Of course, if you pair it with potted flowers and other decor, you can also upgrade a boring front porch with a little cool color.