Cirencester, South Cerney and Cerney Wick are on high alert with flood warnings issued.
The news comes as roads across Gloucestershire are closed or considered impassable .
“As we terrifying, more of our residents have definitely water creeping closer to his or properties putting them prone to flooding in the next 24 hours there are are experiencing problems with lavatories not flushing and showers backing up as sewer approaches become inundated, ” cited leader of the council, Dude Harris.
The council warned home buyers to avoid going near quick flowing rivers or strutting through floodwater where there is likely to be unseen hazards, such as missing out on manhole covers.
Clr Andrew Doherty, cabinet member for area, said: “River levels should be continuing to rise so we can easily see conditions worsen over the next 48 hours.
“We will most certainly be deploying sandbags where we are able make a practical difference to try and avoid property flooding but we would urge residents which at risk of flooding to take action & move furniture and other supplements upstairs or onto raised surfaces if they are able to. ”
Anyone that feels they may be in danger of racing should click here for advice and information.