The data revealed fewer than 10 percent of motorists knew what at least four common road signs were trying to portray despite the risks involved in forgetting the basic knowledge. A quarter of motorists did not understand what the blue roundel stating there was a mini roundabout.
In a series of safety risks, only one in five road users admitted they knew what the sign for an end of controlled parking zone meant.
Many motorists were also unsure to identify the sign which showed a level crossing without a barrier or gate was ahead.
Over half could not understand the sign for no buses permitted despite the potential risks of ignoring the sign.
The data of 1,700 drivers was conducted by Brindley Garages Group uploaded the test online for road users to have a go at.
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Areas of the West Midlands and Wales were also found to be well informed of the nations road signs as Scotland and Northern Ireland followed.
The North West and South West were revealed as the areas with the lowest knowledge followed by Yorkshire and the Humber.
This was followed by a series of southern regions with London, the South East and the East Midlands all showing a poor understanding.
According to a recent study by car firm 1st Central over one-third of UK road users were said to be confused by signals to the road.
The study also revealed over half of UK motorists admit to almost crashing due to misreading road signs while driving.