BYG MBA 2018 winner

Backyard Grannys is one of the leading granny flat builders on the Central Coast.

Backyard Grannys has a strong reputation as the Central Coast’s most trusted granny flat builder. Having built over 900 homes and counting, we are specialists in the design, approval and construction of high-quality and affordable granny flats. 

Keen to optimise your backyard space with a custom granny flat? Whether you’re after a savvy investment property, a home for elderly family members or a teenager’s retreat, Backyard Grannys has a contemporary solution to fit your requirements. 

As a stand-alone subsidiary of the reputable Nulex Construction, we are committed to ensuring exceptional service and workmanship so that you can enjoy the ultimate return on investment. Have peace of mind knowing your granny flat will be built on time, to the highest standard and within your budget.


Contact our Central Coast builders

  • Alison
  • Avoca Beach
  • Bar Point
  • Bateau Bay
  • Bensville
  • Berkeley Vale
  • Blackwall
  • Blue Bay
  • Blue Haven
  • Booker Bay
  • Bouddi
  • Budgewoi
  • Budgewoi Peninsula
  • Buff Point
  • Bushells Ridge
  • Calga
  • Canton Beach
  • Central Mangrove
  • Chain Valley Bay
  • Charmhaven
  • Cheero Point
  • Chittaway Bay
  • Chittaway Point
  • Cogra Bay
  • Colongra
  • Copacabana
  • Crangan Bay
  • Daleys Point
  • Davistown
  • Dooralong
  • Doyalson
  • Doyalson North
  • Durren Durren
  • East Gosford
  • Empire Bay
  • Erina
  • Erina Heights
  • Ettalong Beach
  • Forresters Beach
  • Fountaindale
  • Glenning Valley
  • Glenworth Valley
  • Gorokan
  • Gosford
  • Green Point
  • Greengrove
  • Gunderman
  • Gwandalan
  • Halekulani
  • Halloran
  • Hamlyn Terrace
  • Hardys Bay
  • Holgate
  • Horsfield Bay
  • Jilliby
  • Kangy Angy
  • Kanwal
  • Kariong
  • Kiar
  • Killarney Vale
  • Killcare
  • Killcare Heights
  • Kincumber
  • Kingfisher Shores
  • Koolewong
  • Kulnura
  • Lake Haven
  • Lake Munmorah
  • Lemon Tree
  • Lisarow
  • Little Jilliby
  • Little Wobby
  • Long Jetty
  • Lower Mangrove
  • MacMasters Beach
  • Magenta
  • Mangrove Creek
  • Mangrove Mountain
  • Mannering Park
  • Mardi
  • Marlow
  • Matcham
  • Mooney Mooney
  • Mount Elliot
  • Mount White
  • Narara
  • Niagara Park
  • Norah Head
  • Noraville
  • North Avoca
  • North Gosford
  • Ourimbah
  • Palm Grove
  • Palmdale
  • Patonga
  • Pearl Beach
  • Peats Ridge
  • Phegans Bay
  • Picketts Valley
  • Point Clare
  • Point Frederick
  • Pretty Beach
  • Ravensdale
  • Rocky Point
  • St Huberts Island
  • San Remo
  • Saratoga
  • Shelly Beach
  • Somersby
  • Spencer
  • Springfield
  • Summerland Point
  • Tacoma
  • Tascott
  • Terrigal
  • The Entrance
  • Toowoon Bay
  • Toukley
  • Tuggerah
  • Tuggerawong
  • Tumbi Umbi
  • Umina Beach
  • Upper Mangrove
  • Wadalba
  • Wagstaffe
  • Wallarah
  • Wamberal
  • Warnervale
  • Watanobbi
  • Wendoree Park
  • West Gosford
  • Wondabyne
  • Woongarrah
  • Woy Woy
  • Wyoming
  • Wyong
  • Wyongah
  • Yarramalong
  • Yattalunga

Our Central Coast Granny Flat Designs

The Silverdale
The Silverdale

New to our Designer Range, this award winning design features a dual skillion roof with raked ceilings on the inside.

2 bedrooms with built ins, 1 bathroom, separate laundry

The Fairlight
The Fairlight

New in our Designer Range, this design features a skillion roof with raked ceilings and highlight windows on the inside.

2 bedrooms with built ins, 1 large bathroom, laundry in bathroom

The Seaforth
The Seaforth

This new design features a parapet roof and a corner window with timber paneling.

1 bedroom with built ins, 1 large bathroom, laundry in bathroom

The Newington
The Newington

This new designer granny flat features a contemporary skillion roof with highlight windows.

2 bedroom with built ins, 1 large bathroom, laundry in bathroom

The Orana
The Orana

Part of our designer range, the Orana is a very modern L shape granny flat.

2 bedrooms with built ins, 1 medium bathroom, separate laundry.

The Myall
The Myall

Featuring a dual skillion roof, this designer granny flat has a relaxed, beachy vibe.

2 bedrooms with built ins, 1 large bathroom, separate laundry.

The Berrigan
The Berrigan

Ideal for shared living, this design is popular in suburbs close to universities.

2 bedrooms with built ins, 2 bathrooms, laundry in bathroom.

The Elanora
The Elanora

One of our best selling designs, featuring a traditional cottage aesthetic.

2 bedrooms with built ins, 1 bathroom, laundry in bathroom.

The Yarra
The Yarra

The Yarra features a cleverly designed floor plan and a stylish gable roof.

3 bedrooms with built ins, 1 large bathroom, laundry in bathroom.

The Allambie
The Allambie

Another of our best selling designs, The Allambie features a modern skillion roof.

2 bedrooms with built ins, 1 large bathroom, laundry in bathroom.

The Bardo
The Bardo

The Bardo is the perfect design when you need extra room for another family member.

1 bedroom with built in, 1 generous bathroom, laundry in bathroom.

Award Winning Builder

HIA Winner 2017

MBA awards winner 2017-18

There are so many benefits to building a granny flat on the Central Coast, including:

Additional income, with up to 15% ROI

Independent lifestyle for older relatives

Alternate living solution

Increased property value

Help children enter the property market

Intelligent use of extra yard space


Visit our local granny flat displays

Explore some of our latest granny flats on the Central Coast