Craig Costello

Property Consultant

Craig Costello is proud to bring his Yorke Peninsula heritage to Adelaide real estate, priding himself on feedback that describes him as “hard-working, reliable and down to earth”. Those characteristics and a drive to be the best have been the foundation of his real estate career since 2004, a career built upon client care, integrity and exceeding client needs.

Craig specialises in residential sales in metropolitan Adelaide, Yorke Peninsula and Upper Spencer Gulf Regions. He is building a strong reputation for large-scale development sales, drawing upon his knowledge and experience of planning processes and zoning approvals from his eight years as an elected member at the District Council of Copper Coast.

Craig loves what he does, and loves caring for client needs, whether it’s buying or selling a new home, family home, investment property or large scale development project. Craig brings superior country service and respect to the city and to your transaction.

He lives in the inner western suburb of Mile End with his family Inga, Toby and Riley.

Craig's Listings

22 Victoria Street



Craig Costello
7 Murray Street


Craig Costello
Tailem Bend
10 Tiller Street



Craig Costello
62 Piccadilly Road



Craig Costello
55 Daly Street


Craig Costello
Port Augusta West
18/18 Downey Close



Craig Costello

I found that Craig and Blair were very helpful in the sale of my home, always retuned my calls and helped in any way with my concern’s. I have no hesitation in recommending them and Harris Real Estate to my friends, and in any other sales in the future.

Homan Maria Angela

I highly recommend Craig Costello as an agent to sell your home. He listens carefully to your needs and works hard on your behalf. Helpful, caring and prompt. Highly recommended.

Drusilla Nowicki

We are very happy and fortunate to have dealt with Tim Hosking (and Craig Costello) in purchasing our dream beach house in Wallaroo. They are very approachable, honest and friendly.


Don & Libby Anderson

Craig was a great help in securing our first investment property, from dealing with negotiations to conveyancers – the process was seamless and stress-free.

Ronesh Barathlall

Would recommend both Tim and Craig to everyone. Their work ethic and dedication to getting the job done is brilliant.

Kate Downey

Craig was a very helpful and knowledgeable Agent. Made the purchase easy… will call upon again with our next investment project.

Robert Richter-Kovalevski

Thankyou to the staff, especially Craig. As I have said the whole selling process went very smoothly and with a good quick result, so thankyou once again.

Meredith Shammall

Great service

Elsa Caprile

Very Professional service, the whole sales process was conducted quickly with no complication. Everything was straight forward and explained in easy to understand language.

Paul Farden

I would gladly recommend Harris Realestate and the agent Craig Costello. All through the sale process I felt I was important and he gave me confidence my home would sell well.

Diane McGough

Craig was always available or returned calls promptly. He explained the process well when I didn’t understand and kept in touch between myself and my daughter as to progress and requirements. Always friendly.

Sandra Curr

I found Craig really looked after my interests. He gave me constructive advice for improving the presentation of my home for sale. He found the right buyer, right price for my home. And the sale went through quickly. I would gladly recommend Harris Realestate and the agent Craig Costello. All through the sale process  I felt I was important and he gave me confidence my home would sell well.

Diane McGough

We were very happy with the persistence and positive attitude that Craig gave us the great effort he put in to sell our property. We would be happy to use Craig Costello at Harris Real Estate again.

Len and Sue Paues

Craig and his team helped me make a difficult decision and then eased me through all the documentation required for the sale of my home. I am very grateful for his understanding and courtesy and the professionalism that he showed during that time. It was stressful for me and I thank the team for their prompt attention regarding any concerns I had.

Shirley Daniel

Craig was great in the sale process and provided excellent service and advice.

George Pavlakos

Craig was great to communicate with and conducted himself in a professional manner. Throughout the entire process, Craig replied promptly to our messages, handled our requests well and was friendly and courteous.

Lane Klaproth

Highly recommend Tim Hosking and Craig Costello. A great team, always accessible and very professional. Great results from a positive team.

Mandi Chapman

Craig Costello from Harris Real Estate is an asset to the Company. Firstly he assisted us in purchasing a property for my mother and then again with the sale of the family home. Craig’s feedback from the Open Inspections was helpful and he kept us informed and up to date as we proceeded through the sale. I would certainly use and recommend Harris Real Estate if I was considering buying or selling again. Thank you Craig for your expertise and professionalism with both these transactions.

Clive Muchamore

Craig is excellent in his communication with customers and owner and easy going person to talk with in arrange of different issues.

Bunly Sim

Craig was clear in his communication and open in providing the information requested from us. He was very balanced in his representation of buying a DHA property, which we appreciated.

Stephen Beaven

Very good service. Craig was very understanding of my situation and managed the sale with respect.

Sharryn Waite

We have found Craig Costello to be a very down to earth, experienced and supportive through the process of buying our investment property. He definitely is a greatly reflects the professionalism that Harris Real Estate presents itself as.

Chona and Mark Thomson

We found Harris RE to be excellent in guiding us through the sale of our property. Keeping us informed each step of the way and letting us know what was expected from us next. It made the sales process stress free and enjoyable. Thanks, Craig and the team.

Cecily & Nicholas Richardson

Craig Costello was a pleasure to do business with.  He   educated us about the process, was timely & efficient &, he kept us informed every step of the way. Thank you Craig

Mark & Linda Ford

Great experience purchasing a property through Harris RE.  Our property consultant Craig Costello was exceptional.  He went above and beyond to assist pre and post sale.  I would highly recommend.

Glenn Mathew Toogood

Get in touch with Craig