You'll need $38,480/yr to live in Underdale.
The 30%-rule benchmark for a single person, based on quarterly government bond data.
Location
Adelaide, SA
Rent trend
Quarterly median rent
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Closest to the $38,480/yr the 30% rule needs is highlighted.
Rent details
Suburb affordability ledger
ABS Census 2021 (income WPI-indexed to 2026) · rent vs household income
Household income is the 2021 Census median indexed forward to 2026 by ABS wage growth; rent-to-income and stress compare current rent to that estimate.
Nearby suburbs
About renting in Underdale
Underdale's 1-bedroom median rent is $222 a week, which puts it in the cheapest quarter of the 526 Adelaide suburbs NestLedger tracks. Only 73 tracked suburbs ask less, so for renters working to a tight budget it is one of the area's genuine value options.
A note on reliability: this median comes from a small number of lodged bonds, so quarter-to-quarter movements in Underdale can swing on a handful of leases. Treat the figures as indicative rather than precise.
Using the 30% affordability benchmark, a single renter needs about $38,480 a year to take on Underdale's 1-bedroom median rent without overextending (based on the $222/wk 1BR median, single household). On the local median household income, Underdale stays under the 30% line: the typical household here is not in rental stress.
Within its immediate area, Underdale is already one of the cheaper picks: nearby Flinders Park asks $688/wk. Renters trading down from here generally need to change area rather than suburb.
Is Underdale expensive to rent in?
Underdale's 1-bedroom median rent is $222/wk, below the middle of the 526 Adelaide suburbs NestLedger tracks (73 tracked suburbs are cheaper).
What salary do I need to rent in Underdale?
About $38,480 a year for a single renter under the 30% rule: annual income = (weekly rent × 52) ÷ 0.3, using based on the $222/wk 1BR median, single household.
Is rent in Underdale going up?
There is not yet enough quarterly bond data to describe a trend for Underdale.
How is the salary needed calculated?
The salary needed uses the 30% rule: annual income required = (weekly rent x 52) / 0.3. This is a widely used affordability benchmark: spending more than 30% of gross income on rent is considered "rental stress".
Where does the rent data come from?
Rent data comes from government bond lodgement records: NSW DCJ, QLD RTA, VIC DFFH, SA Consumer and Business Services via SA Housing Authority, and Tasmania Department of Justice rental bond data. This covers actual bonds lodged, making it one of the most reliable rent data sources in Australia.