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Housing backlog will keep rents in focus before pressure eases: CBA economists

中文标题

住房积压将使租金持续受到关注,直至压力缓解:CBA经济学家

Citable research brief

Core conclusion · Tlines extraction

CBA analysis sees Australia's rental market staying tight near term: the national vacancy rate is about 1.8%, below the 2015-2019 average of roughly 2.8%, and advertised rents across the eight capital cities are rising 5.7% year-on-year. Slower population growth plus rising completions should moderate rent growth, with the vacancy rate edging to about 2% by end-2027. CPI rent inflation is forecast to pick up to around 4% in 2027 before easing toward 3.5% by end-2028.

Institution
Commonwealth Bank
Published
10/01/2026
Research topic
Inflation
Time horizon
2027 · year-end 2027 · August 2026 · year-end 2028 · July 2027 · 2026

Key arguments

  • The accumulated housing shortfall persists even if construction meets new demand, so stopping the shortage worsening differs from eliminating it.
  • Slower population growth and rising completions should narrow the gap between new housing demand and supply, moderating rent growth.
  • Advertised rents flow into ABS CPI rents with roughly a 12-month lag, so past advertised increases lift CPI rents into 2027.
  • From 1 July 2027 negative gearing is generally limited to new residential properties; CBA sees only a small direct rent impact, with adjustment via lower prices and higher yields.

Key numbers

National rental vacancy rate
around 1.8%
2015-2019 average vacancy rate
around 2.8%
Advertised rent growth, eight capital cities
5.7% y/y
CPI rent forecast
around 4% in 2027, easing to about 3.5% by end-2028
Rental yield, eight capital cities
from around 3.75% mid-2026 to about 4.5% by late 2027

Main risks

  • Timing and scale of the pickup in dwelling completions and slower population growth are uncertain; delays would keep rents and CPI rent inflation higher for longer.
  • State divergence: where population growth has outpaced housing stock (Western Australia, Queensland, South Australia), rent pressure may persist even as the national picture improves.
  • Tax changes from July 2027 could shift investor behaviour in ways not fully captured; CBA judges direct rent effects small, but outcomes are uncertain.

Corresponding source evidence

  1. • CPI rent inflation is forecast to remain around 4% in 2027 before easing. · 2027
  2. The national vacancy rate is forecast to edge up to about 2% by the end of 2027. · year-end 2027
  3. In the most recent inflation data published by the ABS, rental prices rose 3.6% in the 12 months to August 2026, unchanged since May 2026. · August 2026

Context: the conclusion is Tlines' automated extraction, not the institution's wording. Quoted evidence is publisher wording. Scope and date must travel with the conclusion.

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AI analysis

AI-generated from the report above · not a translation and not the institution's wording · verify against the official source

Cross-institution comparison · CPI

How this page was produced

Tlines extracted the conclusion, arguments, numbers and risks above from the report published by Commonwealth Bank on 10/01/2026, then structured them for comparison. The publisher's own wording is reachable through the source link on this page and is displayed in full above. Last updated 10/17/2026. Methodology · Source policy · AI usage · Request a correction