The average home price in Ajax was $871,853 in August 2026, down 3.9% from July and 2.5% from the previous year. There were 72 sales with 285 active listings, both down compared to last year. Detached houses averaged $968,031, semi-detached $790,800, attached $755,969, townhouse-style condos $547,500, and apartment-style condos $446,257, all showing month-over-month and year-over-year declines.