Villa fall to sixth after promotion rivals Uxbridge and Hartley Wintney pick up huge wins.
Goals from Sam Merson and Sam Mead gave Villa our fifth straight league win.
A superb second-half strike from George Wells gave Farnham Town their first home defeat of the season.
A dramatic 94th-minute winner from substitute Alex Body gave Villa a 3-2 win on a cold and rainy day at Moneyfields.
Simon Haughney’s men showed great fight and character in a rousing performance to beat Harrow Borough 5-3 at Rectory Meadow.
After an early morning flight to Guernsey, Villa never got out of second gear and lost 2-1 at Footes Lane.