sq ft (235.13 sq m) Substantial Town Centre Retail Unit with A3 (Food & Drink) Use applied for. STEPPED RENTAL TO ASSIST IN-GOING TENANT! The premises are situated on the east side of Portland Road. Portland Road runs from Montague Street, Worthing's prime pedestrianised thoroughfare with multiple retailers close by including Boots, Superdrug, Marks & Spencer & Poundland. The premises are opposite Portland Square, which is a mixed retail and office development.