LA Metro's One Car Challenge is offering eligible Los Angeles County households up to $600 if they keep one vehicle parked at home for five weeks and use alternatives like transit, biking or walking. The expanded pilot—backed by a $2 million REAP grant—aims to enroll about 2,000 households, including single-car homes. Trips will be tracked via the GoCarma app; early results showed participants were 2.6 times more likely to forgo driving an extra vehicle and a 16.16% rise in walking, biking and transit use. Metro will use the results to evaluate long-term strategies for reducing congestion and emissions ahead of the 2028 Olympics.
LA Metro Will Pay Up To $600 If You Park One Car For Five Weeks — How The One Car Challenge Works

Los Angeles residents can now earn up to $600 by keeping one household vehicle parked for five weeks under LA Metro's expanded One Car Challenge. The program—now entering its second phase—encourages participants to shift trips to public transit, biking, walking, carpooling or other alternatives while Metro tracks travel using a smartphone app.
How the One Car Challenge Works
Eligible households (participants must be at least 21 years old) agree to leave one vehicle at home for a five-week period. Travel is monitored through the GoCarma app, which automatically records trips and vehicle mileage. Households that successfully complete the challenge are eligible to receive payments of up to $600.
Scale and Support
The program expanded after a 2023 pilot in Santa Monica that involved roughly 300 multi-car households. This larger round targets about 2,000 households across Los Angeles County and—new this year—opens enrollment to single-car households as well. The expansion is supported by a $2 million Regional Early Action Planning (REAP) grant from the Southern California Association of Governments (SCAG).
Early Results and Goals
Metro reported encouraging early results from the initial pilot. According to a statement to Spectrum News 1, participants were 2.6 times more likely to forgo driving an extra vehicle, and the pilot produced a documented 16.16% increase in walking, biking and public transit use. Metro says the study will test whether incentive payments can reduce vehicle miles traveled, ease congestion and cut emissions—insights intended to inform longer-term policy decisions ahead of the 2028 Los Angeles Olympics.
Metro: "The pilot showed a significant behavioral shift away from solo car trips, with the most notable increases seen in walking and micromobility."
Public Reaction and Practical Concerns
Online reaction has been mixed. Some commenters welcomed the cash incentive and the environmental benefits, while others said current transit options are impractical for many commutes—citing longer travel times or limited service. Supporters counter that many critics may not regularly use the system and that incentives can spur real behavior change.
How To Participate
Residents interested in enrolling can register through LA Metro's website. Metro will analyze the travel data collected by GoCarma to determine whether paying people to drive less could become part of California's long-term strategy for reducing congestion and pollution.
Key facts at a glance: Up to $600 payment; five-week commitment; tracked with GoCarma; targets ~2,000 households; backed by $2M REAP grant; pilot saw a 16.16% rise in walking, biking and transit use.
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