Cessnock City Council
Mardi
Mardi at a glance
Walk score
4
Very car dependent
Population
3,598
Median age 37
The brief
What to know about Mardi.
Mardi (2259) sits in the Cessnock region of NSW.
Mardi has roughly 3,598 residents, with a typical family-age mix. Households are mostly owner-occupied. Daily life is car-dependent: most residents drive to work, school and the shops.
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What it’s like to live here.
Mardi scores 4/100 on walkability, which makes it car-dependent with limited public transport. Plan for two cars in a typical household, especially if work isn't local.
Summer days here average around 25°C (mild), winter mornings around 8°C (mild). Annual rainfall lands at about 1143mm. Data comes from the Bureau of Meteorology's Newcastle Nobbys Signal station, 25.0km away.
Schooling within or near the suburb covers 10 government primary, 2 government secondary, 2 Catholic, 4 independent.
Who lives here
Demographics.
The 2021 Census put Mardi's population at 3,598, with a median age of 37. That sits as a typical family-age mix. Households are mostly owner-occupied (69% own, 29% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (79% family households, 18% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
3,598
Median age
37
Family households
79%
Lone person
18%
Demographics data as of May 2026· ABS 2021 Census
Market
The price of a home here.
Median house price
Verified median pending
We don't yet have a verified suburb-level median for this market. We're working on a data partner; in the meantime, treat the state-level figures as a guide only. How we source data.
Sales data as of May 2026· rental-nsw
Rental and ownership
Weekly rent (house)
$410/wk
Weekly rent (unit)
$440/wk
Owner occupied
69%
Renter occupied
29%
At a deeper level
3,598
Median age: 37
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Safety
Crime and safety.
219
total offences in 2025
Top offence categories
Crime statistics are reported at LGA level and may cover a broader area than this suburb.
Source: State Police Open Data
Crime data as of January 2025· State Police Open Data
Getting around
Walkability.
4
0
100
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Nearby suburbs
Education
Schools in Mardi.
Local schools for Mardi
View the catchment for each school to find out more.
Government School Catchment
Wyong High School
Wyong Public School
Tuggerah Public School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
1143 mm
Hottest Month (avg max)
24.7°C
Coldest Month (avg min)
8.2°C
Monthly Rainfall (mm)
Weather data from BOM station Newcastle Nobbys Signal (25 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About Mardi.
- What is the Mardi postcode?
- Mardi is in the 2259 postcode, in NSW, in the Cessnock City Council region.
- What is the average rent in Mardi?
- The median weekly rent for houses is $410, for units it's $440.
- What schools are in Mardi?
- There are 20 schools serving Mardi on this page, including Wyong High School, St Peter's Catholic College, Wyong Christian Community School.
- How walkable is Mardi?
- Mardi has a Walk Score of 4 out of 100, highly car-dependent. transit score 0, bike score 100.
- What suburbs are near Mardi?
- Mardi is close to Wyong, Tuggerah, Watanobbi, Alison, South Tacoma.
- What is the population of Mardi?
- Mardi has approximately 3,598 residents. The median age is 37.
Mardi
Guides
Surrounding Suburbs
Side by side
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Sources cited
Median, growth and rental data from state revenue offices and ABS. Census from ABS 2021. Climate from BoM. Hazard from Geoscience Australia. School data from ACARA. Crime from state police open data. Full methodology →
Always dated
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