Birmingham is proposing to become England's first city to implement a 20mph speed limit on hundreds of its roads, a move aimed at reducing car dominance and promoting active travel. The plan, put forward by the Liberal Democrat, Green, and independent-led city council, seeks to transform the city's transport system by 2031, making walking and cycling the preferred modes for short journeys.

Under the Birmingham Transport Plan, cars would be restricted to 20mph on all roads below A-road status, while strategic and distributor roads would retain a 30mph limit. The council argues that ending car dominance in residential neighborhoods, around schools, and in local centers will enhance active travel, improve air quality, and reconnect communities. This shift is also intended to stimulate economic growth and employment by supporting the regeneration of local centers.

The plan also includes limiting private car access to the city center, favoring pedestrian streets and dedicated routes for cycling and public transport. This initiative aligns with the council's vision to move away from a city once known as Britain's "motor city."

However, the proposals have faced opposition. Critics, including Reform UK councillor Jex Parkin, have labeled the policy as "anti-motorist" and detrimental to people's ability to travel within the city. Parkin stated that the council seems "determined to make getting around Birmingham harder" and that drivers are already burdened with congestion and restrictions.

Reform UK argues that 20mph limits should be reserved for areas where genuine safety needs exist, rather than being imposed as a default across the city. This sentiment is echoed by concerns that the blanket approach could create further obstacles for residents already navigating difficult road conditions.

The Department for Transport has previously advised that 20mph restrictions should only be implemented where appropriate and supported by evidence. These concerns arise amid a national trend where the number of drivers caught speeding in 20mph zones has significantly increased, tripling in two years from 37,219 in 2023 to 125,133 in 2025.

A spokesperson for Birmingham City Council defended the proposal, citing global evidence that slower speed limits reduce collisions, save lives, and decrease injuries. The council believes that "slower is safer" and that lower speeds are less intimidating for pedestrians and cyclists, encouraging more active travel to reduce emissions and traffic levels. The council also noted that previous 20mph restrictions have been implemented in targeted areas responding to local safety concerns or proximity to schools.