Analysis of Population Changes and Urban Growth in Brisbane and Perth

布里斯本與珀斯人口變動與城市增長分析

Jun 28, 2026, 19:00
AustraliaSociety

Introduction

Recent data shows a clear trend of people moving to Brisbane and Perth. This shift is mainly caused by more affordable housing and a preference for a better lifestyle.

近期數據顯示，人口遷往布里斯本與珀斯的趨勢十分明顯。這 primarily 是由於房價較為可負擔，以及對更優質生活方式的追求。

Main Body

The population patterns in Australia's major cities are currently changing. According to data from KPMG urban economist Terry Rawnsley, many people are leaving Sydney and Melbourne, which lost 33,000 and 8,500 residents respectively. In contrast, Brisbane and Perth have become the main destinations for people moving from other states. For example, the Ripley Valley in Brisbane is the fastest-growing suburb because many people from Sydney are moving there and birth rates are increasing, even though the overall city birth rate has dropped to a record low of 1.44.

澳洲主要城市的人口模式目前正在改變。根據 KPMG 城市經濟學家 Terry Rawnsley 的數據，許多人正離開悉尼與墨爾本，分別減少了 33,000 人與 8,500 人。相反地，布里斯本與珀斯已成為其他州人口遷入的主要目的地。例如，布里斯本的 Ripley Valley 是增長最快的郊區，因為許多悉尼居民遷至該處，且出生率有所增加，儘管全市總體出生率已跌至 1.44 的歷史新低。

This growth is mostly happening in 'greenfield' areas—newly developed land on the edges of the city. In Brisbane, this includes Providence and Kinma Valley, while in Perth, it includes Alkimos-Eglinton and Brabham-Henley Brook. Developers prefer these areas because building on the urban fringe is about half the cost of building high-density apartments. Furthermore, the difference in house prices is a major factor; Sydney's median price is $1.79 million, whereas Brisbane's is $1.21 million. This encourages young families to move to the outskirts. In Perth, international migration has also contributed to a 2.4 per cent population increase.

這種增長主要發生在「綠地」區域——即城市邊緣新開發的土地。在布里斯本，這包括 Providence 與 Kinma Valley；而在珀斯，則包括 Alkimos-Eglinton 與 Brabham-Henley Brook。開發商偏好這些區域，因為在城市邊緣建設的成本約僅為建造高密度公寓的一半。此外，房價差異是一項重要因素；悉尼的中位價為 179 萬美元，而布里斯本則為 121 萬美元。這鼓勵了年輕家庭遷往郊區。在珀斯，國際移民亦促使人口增加了 2.4%。

However, this growth has created a gap between the city centers and the outskirts. While new estates are growing quickly, the inner suburbs are seeing a decline or no growth at all. Rawnsley emphasized that this is happening because the population is aging and property prices are too high for young people. Additionally, urban planning experts, such as Associate Professor Stephanie Wyeth, asserted that these new communities often lack basic infrastructure, like public transport and green spaces. Consequently, these areas will need future improvements to remain livable in the long term.

然而，這種增長造成了市中心與郊區之間的差距。雖然新開發社區快速增長，但內圍郊區卻面臨衰退或完全沒有增長。Rawnsley 強調，這是因為人口老化以及房價過高導致年輕人無法負擔。此外，如 Stephanie Wyeth 副教授等城市規劃專家主張，這些新社區通常缺乏基礎設施，例如公共運輸與綠地。因此，這些地區未來需要進行改善，才能維持長期的宜居性。

Conclusion

Brisbane and Perth continue to grow through new developments on the city edges, although this rapid growth may eventually make these areas less affordable.

布里斯本與珀斯繼續透過城市邊緣的新開發項目增長，儘管這種快速增長最終可能會降低這些地區的負擔能力。

Vocabulary Learning

🚀 The 'B2 Jump': Mastering Contrast and Comparison

To move from A2 (Basic) to B2 (Upper-Intermediate), you must stop using only "but" and "and." You need Complex Connectors to show how two ideas fight or balance each other. This article is a goldmine for this.

⚖️ The Contrast Tools

Look at how the text moves between cities. It doesn't just say "Sydney is expensive but Brisbane is cheaper." It uses these high-level markers:

  • "In contrast..." →\rightarrow Used at the start of a sentence to signal a total change in direction.

    • A2 style: Sydney is losing people. Brisbane is gaining people.
    • B2 style: Sydney is losing people. In contrast, Brisbane is gaining them.

  • "Whereas..." →\rightarrow This is a 'glue' word. It connects two opposite facts in one single, elegant sentence.

    • Example: "Sydney's median price is 1.79million,∗∗whereas∗∗Brisbane′sis1.79 million, **whereas** Brisbane's is 1.21 million."

  • "Although..." →\rightarrow This introduces a 'surprise' or a limitation.

    • Example: "...although this rapid growth may eventually make these areas less affordable."

🛠️ Level-Up Your Vocabulary

Stop using "big" or "small." Start using Precise Descriptors. Notice these pairs from the text:

A2 WordB2 Upgrade (From Text)Why it's better
Big growthRapid growthDescribes the speed of change.
Parts of cityUrban fringe / OutskirtsVery specific geographical terms.
Things we needInfrastructureCovers roads, power, and transport.
SaidAsserted / EmphasizedShows the strength of the speaker's opinion.

💡 Pro Tip: The "Cause →\rightarrow Effect" Chain

B2 speakers don't just list facts; they link them. Use "Consequently" instead of "so."

  • The Logic: No public transport →\rightarrow Consequently →\rightarrow Need for future improvements.

Try this: Next time you describe your hometown, don't use "but." Try using whereas or in contrast to compare it to another city.

Vocabulary Learning

affordable (adj.)
Reasonably priced; something that you have enough money to buy.
Example:Many young couples are looking for more affordable housing in the suburbs.
respectively (adv.)
In the order already mentioned.
Example:The two cities lost 33,000 and 8,500 residents respectively.
urban fringe (n.)
The area on the edge of a city where the urban environment meets the countryside.
Example:Developers prefer building on the urban fringe because the land is cheaper.
median (adj.)
The middle value in a series of numbers, separating the higher half from the lower half.
Example:The median house price in the city has risen significantly over the last decade.
outskirts (n.)
The outer parts of a town or city, furthest from the center.
Example:They decided to move to the outskirts to enjoy more space and quiet.
emphasized (v.)
Gave special importance or prominence to something in speaking or writing.
Example:The economist emphasized that the aging population is a key factor in urban decline.
asserted (v.)
Stated a fact or belief confidently and forcefully.
Example:The professor asserted that new communities often lack necessary public transport.
infrastructure (n.)
The basic physical and organizational structures needed for the operation of a society, such as roads and power supplies.
Example:The government is investing in new infrastructure to support the growing population.
consequently (adv.)
As a result of something.
Example:The area lacks public transport; consequently, residents rely heavily on cars.
Practice B2 words in a crossword→