First batch of APIs is now live. These APIs contain data from ranking tables on the site:
Country Level
https://www.htag.com.au/api/lga/ranking/aus-house.json
https://www.htag.com.au/api/lga/ranking/aus-unit.json
State Level
https://www.htag.com.au/api/lga/ranking/nsw-house.json
https://www.htag.com.au/api/lga/ranking/nsw-unit.json
https://www.htag.com.au/api/lga/ranking/nt-house.json
https://www.htag.com.au/api/lga/ranking/nt-unit.json
https://www.htag.com.au/api/lga/ranking/qld-house.json
https://www.htag.com.au/api/lga/ranking/qld-unit.json
https://www.htag.com.au/api/lga/ranking/sa-house.json
https://www.htag.com.au/api/lga/ranking/sa-unit.json
https://www.htag.com.au/api/lga/ranking/tas-house.json
https://www.htag.com.au/api/lga/ranking/tas-unit.json
https://www.htag.com.au/api/lga/ranking/vic-house.json
https://www.htag.com.au/api/lga/ranking/vic-unit.json
https://www.htag.com.au/api/lga/ranking/wa-house.json
https://www.htag.com.au/api/lga/ranking/wa-unit.json
City Level
https://www.htag.com.au/api/lga/ranking/adelaide-house.json
https://www.htag.com.au/api/lga/ranking/adelaide-unit.json
https://www.htag.com.au/api/lga/ranking/brisbane-house.json
https://www.htag.com.au/api/lga/ranking/brisbane-unit.json
https://www.htag.com.au/api/lga/ranking/melbourne-house.json
https://www.htag.com.au/api/lga/ranking/melbourne-unit.json
https://www.htag.com.au/api/lga/ranking/perth-house.json
https://www.htag.com.au/api/lga/ranking/perth-unit.json
https://www.htag.com.au/api/lga/ranking/sydney-house.json
https://www.htag.com.au/api/lga/ranking/sydney-unit.json
FYI we will be releasing a number of paid tier APIs with forecast data (capital growth) in a week or so.