Suburb profile

Mardella WA 6125

Mardella is located in the Perth South East region of Western Australia, postcode 6125. It has 236 properties across 22 streets, almost all houses. Explore every street in Mardella, its property history, homes for sale and rent, who lives there, and the local agents.

About Mardella

Mardella, WA 6125, sits in the Perth South East region and neighbours Serpentine, Baldivis, Hopeland and Jarrahdale. Its 22 streets hold 236 properties, 231 of them houses and 5 units.

Census figures are for the Mundijong area, which had 7,165 residents, a median age of 39 and an average household of 3 people. Median household income was $2,218 a week, the median mortgage repayment $2,167 a month and the median rent $375 a week. Of 2,274 dwellings, 2,248 were separate houses, 5 semi-detached, 11 flats and 3 other; 676 were owned outright, 1,321 owned with a mortgage and 199 rented.

Updated October 2026

Who lives in Mardella

  • 7,165Peoplelive in the area
  • 39Median ageyears
  • $2,218Median household incomea week
  • $375Median renta week

Homes by type

  • Houses2,248
  • Townhouses and semis5
  • Flats and apartments11
  • Other3

Household

  • Median mortgage repayment$2,167a month
  • Household size3people on average

How homes are held

Owned outright 676Owned with a mortgage 1,321Rented 199Other 78

Properties in Mardella

Local agents in Mardella

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Agencies that specialise in Mardella

Streets in Mardella

Neighbouring suburbs

Addresses and streets incorporate or were developed using G-NAF © Geoscape Australia, licensed by the Commonwealth of Australia under the Open Geo-coded National Address File (G-NAF) End User Licence Agreement.

Population and housing figures are drawn from the Australian Bureau of Statistics, Census of Population and Housing 2021, licensed under Creative Commons Attribution 4.0 International.

Area summaries are generated from the national address file and ABS Census data, and checked against those figures before publication.