Tarnma Suburb Profile, SA, 5413 (Pricing & Investment Data)

Tarnma Suburb Profile
South Australia 5413

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Tarnma has 39 properties. Over the last 5 years, Houses in Tarnma have seen a 127.25% increase in median value. As at 31 October 2025:

  • The median value for Houses in Tarnma is $439,473.
There are currently no properties listed for sale, and no properties listed for rent in Tarnma on OnTheHouse. According to Cotality's data, no properties were sold in the past 12 months in Tarnma.

The size of Tarnma is approximately 35.8 square kilometres. The population of Tarnma in 2016 was 26 people. By 2021 the population was 20 showing a population decline of 23.1% in the area during that time. The predominant age group in Tarnma is 50-59 years. Households in Tarnma are primarily childless couples and are likely to be repaying $800 - $999 per month on mortgage repayments. In general, people in Tarnma work in a managers occupation.In 2021, 50.00% of the homes in Tarnma were owner-occupied compared with 109.10% in 2016.

Suburb Insights for TARNMA 5413

Market Insights
Tarnma Trends for Houses
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Median Value: The middle value of all properties across the geography based on the Automated Valuation Model.
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Tarnma 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 20

50-59

 

20%

80-89

 

15%

Household Structure
Occupancy
Cotality Copyright and Legal Disclaimers about Property Data

© Copyright 2025. RP Data Pty Ltd trading as Cotality (Cotality). All rights reserved. No reproduction, distribution, or transmission of the copyrighted materials is permitted. The information is deemed reliable but not guaranteed.

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.

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