The New Earnings Survey found women earn an average of£351.80 a week in local government compared to£291.90 in the private sector. Men earn an average weekly wage of£419 in local government and£429.40 in the private sector.
The survey also found that female manual workers have seen their wages rise more in local government than in the private sector but they still lag behind their male counterparts.
Female manual workers saw their earnings rise by 7.1% in 1997-98 compared to 5.1% in the private sector. Their average weekly earnings are£222.50.