House developer Barratt and David Wilson Homes is hosting the event on June 8 and 9 at its Brookside Meadows development, located off Denchworth Road.
Expert sales advisers will be available to offer free advice on securing three to five bedroom properties.
Mortgage experts from The Mortgage Brain will also be at the event.
Emma Hawkins, sales director at Barratt and David Wilson Homes Southern, said: “We are welcoming property seekers to visit our Brookside Meadows development this weekend to learn more about how they can move into a brand-new home.
“Our team of experts are looking forward to welcoming visitors and will be on hand to answer any questions regarding mortgages.”
Brookside Meadows offers a range of homes and the opportunity for homebuyers to save up to £25,700 on its three bedroom Ellerton style home, with an upgraded kitchen and flooring package.
There will also be a deposit contribution of up to £18,750 under the homebuilder’s Key Worker Deposit Contribution scheme.
On its four bedroom Skylark style home, which will be available to move into this summer, David Wilson Homes is offering savings up to £33,800 with £29,750 deposit contribution and an upgraded kitchen package worth £4,131.
The development is located near Wantage while Oxford city centre is located just more than 15 miles away.