Mount Observation Suburb Profile, SA, 5255 (Pricing & Investment Data)

Mount Observation Suburb Profile
South Australia 5255

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Mount Observation has 22 properties. Over the last 5 years, Houses in Mount Observation have seen a 47.81% increase in median value. As at 31 October 2025:

  • The median value for Houses in Mount Observation is $1,452,475.
There are currently no properties listed for sale, and no properties listed for rent in Mount observation on OnTheHouse. According to Cotality's data, no properties were sold in the past 12 months in Mount observation.

The size of Mount Observation is approximately 8.2 square kilometres. It has 2 parks. The population of Mount Observation in 2016 was 16 people. By 2021 the population was 10 showing a population decline of 37.5% in the area during that time. The predominant age group in Mount Observation is 30-39 years. Households in Mount Observation are likely to be repaying under $300 per month on mortgage repayments. In general, people in Mount Observation work in a managers occupation.In 2021, 0.00% of the homes in Mount Observation were owner-occupied compared with 0.00% in 2016.

Suburb Insights for MOUNT OBSERVATION 5255

Market Insights
Mount Observation Trends for Houses
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Median Value: The middle value of all properties across the geography based on the Automated Valuation Model.


Median Value over 1 year
Mount Observation Trends for Units
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Median Value: The middle value of all properties across the geography based on the Automated Valuation Model.


Median Value over 1 year
Neighbourhood Insights
Age

Population 10

10-19

 

30%

30-39

 

50%

Cotality Copyright and Legal Disclaimers about Property Data

Last Updated: 05/12/2025

Disclaimer
The Cotality Data provided in this publication is of a general nature and should not be construed as specific advice or relied upon in lieu of appropriate professional advice.

While Cotality uses commercially reasonable efforts to ensure the Cotality Data is current, Cotality does not warrant the accuracy, currency or completeness of the Cotality Data and to the full extent permitted by law excludes all loss or damage howsoever arising (including through negligence) in connection with the Cotality Data.