Estimated Resident Population (quarterly)

Name: Estimated Resident Population (quarterly)
Creator: Australian Bureau of Statistics
Published: 2026-06-07
License: https://creativecommons.org/licenses/by/4.0/

Quarterly Estimated Resident Population by state/territory, sex, and age. More current than the annual ERP. Use this for the most recent population reads. Source: ABS Catalogue 3101.0.

Source: Australian Bureau of Statistics · Licensed CC-BY 4.0 · dataset id abs.ERP_Q

Get this dataset

curl -H 'Authorization: Bearer ak_your_key' \
  https://api.ausdata.io/v1/data/abs/ERP_Q

Returns JSON with the original Australian Bureau of Statistics attribution on every response. Add:

?format=csv for CSV
?limit=1000 to fetch more than the default page
?start= / ?end= to window a time-series dataset by period

Free tier: 500 calls a month, no card. Get a key, browse all Australian Bureau of Statistics datasets, or read the docs.