Adjust a dollar amount for inflation
/v1/economics/cpi/adjust1¢ per callMove a dollar amount between two periods using the CPI — e.g. a 2021 Census median into today's dollars, or a past rent by the rents index. The frequency follows the period format.
Price: 1¢ per call.
Authorization
Request
The only values you send. Fields under Responses below are what comes back — you never pass those.
Query parameters
valuenumberrequiredDollar amount in from_period dollars.
from_periodstringoptional2021-Q3 (quarterly CPI) or 2025-07 (monthly CPI). Default: Census 2021.
to_periodstringoptionalSame format as from_period. Default: the latest published.
regionstringoptionalOne of: australia, sydney, melbourne, brisbane, adelaide, perth, hobart, darwin, canberra.
itemstringoptionalCPI item to adjust by, e.g. rents to index a rent.
Responses
Successful Response
valuenumberalways returnedThe amount you passed, in from_period dollars.
adjusted_valuenumberalways returnedThe same amount in to_period dollars.
from_periodstringalways returnedto_periodstringalways returneditemstringalways returnedregionstringalways returnedfrequencystringalways returnedfrom_indexnumberalways returnedto_indexnumberalways returnedfactornumberalways returnedto_index / from_index.
cumulative_inflation_pctnumberalways returned(factor − 1) × 100.
sourceobjectalways returnedWhere the numbers come from and how to credit them. Both publishers license this data CC BY 4.0: if you show or pass it on, show `attribution` with it.
/v1/economics/cpi/adjustcurl --request GET \
--url 'https://api.microburbs.com.au/v1/economics/cpi/adjust?value=650000' \
--header 'Authorization: Bearer test'{
"data": {
"source": {
"attribution": "Source: Australian Bureau of Statistics, Consumer Price Index, Australia.",
"dataset": "Consumer Price Index, Australia",
"licence": "CC BY 4.0",
"licence_url": "https://creativecommons.org/licenses/by/4.0/",
"publisher": "Australian Bureau of Statistics",
"reference": "ABS:CPI(2.0.0)/1.10001.10.50.Q",
"retrieved": "2026-09-24T10:48Z",
"url": "https://www.abs.gov.au/statistics/economy/price-indexes-and-inflation/consumer-price-index-australia"
}
}
}