AGENT’S CHOICE: 40-42 Post Office Road, Mapleton

One of Mapleton’s most admired historic homes has come to market, with the tightly held St Isidores offered for sale for the first time in 24 years.

The heritage-listed Queenslander at 40-42 Post Office Road is a well-known Blackall Range landmark, set on a manicured 4,211sqm block just 350 metres from the village centre.

Built in 1897 and originally known as Sea View House, the residence was constructed for pioneering family William J Smith, his wife Sarah and their eight children, and has remained a property of local historical significance for more than a century.

Its listing marks a rare opportunity to secure a home of this scale and heritage in the hinterland, where properties of this calibre are seldom offered to the market.

The five-bedroom residence spans about 355sqm and blends original period features with modern liveability. A wide verandah and grand foyer set the tone, with interiors showcasing pressed metal ceilings, timber floors, fretwork, stained glass and French doors.

Multiple living zones, a formal dining room, country-style kitchen, office and three bathrooms are complemented by outdoor spaces including a breakfast deck and rear terrace overlooking a pool.

A separate 70sqm studio with kitchenette, completed in 2021, adds flexibility for creative or guest use.

The property’s established gardens are a major feature, with manicured hedges, camellias, hydrangeas and mature shade trees framing expansive lawns and a gazebo.

Infrastructure includes water tanks, filtration system, septic, gated entry and a double garage with workshop.

St Isidores has a rich history, including ownership by the Catholic Church in the 1920s and visits by two Queensland Governors more than 100 years apart.

Positioned to capture elevated north-easterly views towards Mount Coolum, Mount Ninderry and the coastline, the home combines heritage character with a highly walkable village lifestyle.

After more than two decades of ownership, the sale signals the end of an era for one of the Range’s most cherished residences, with inspections available by private appointment.

The property is available through Amber Werchon agency.

From citrus hub to college dream: the layered history of St Isidores

Beyond its grand façade, St Isidores carries a lesser-known history as a cornerstone of Mapleton’s early agricultural life.

Hidden behind vegetation, the high-set timber home once sat at the centre of the district’s citrus industry. Early settlers William James Smith and his brother David arrived in 1889, initially growing bananas before turning to citrus in 1892, helping shape Mapleton’s farming identity.

Then known as Seaview House, the property was already a prominent residence by October 1906, when the Smith family hosted a luncheon for Queensland Governor Lord Chelmsford. By 1910, the land had been subdivided, leaving the homestead and orchard on 14 hectares. The house was extended in 1913 and sold in 1919.

A new chapter began in 1923 when Archbishop of Brisbane James Duhig purchased the property, intending to establish St Isidore’s Agricultural College. The plan ultimately failed to secure diocesan funding, and the site fell into disrepair before a revived farm college concept briefly emerged in 1947.

By 1951 the property returned to private farming hands, later operating as a guesthouse through the 1980s and 1990s before becoming the private residence it is today.

The name St Isidore — the patron saint of farmers — endures, reflecting a vision that never fully came to fruition but remains part of the property’s identity.

Today, while not publicly accessible, the home stands as a layered reminder of Mapleton’s farming, social and community history.