Wollondilly Shire Council
Wallacia
Wallacia at a glance
Median house
$1,075,000
+21.5% year on year
Median unit
$384,480
Sales data pending
Days on market
43
Average to sell
Walk score
8
Very car dependent
Population
1,711
Median age 38
About
Welcome to Wallacia.
Wallacia is a suburb in New South Wales.
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Median, growth, schools, walkability, all in one view.
Nearby suburbs
Market
The price of a home here.
Median house price
$1,075,000
+21.5% over the past year. Median unit price $384,480.
Sales data as of May 2026· rental-nsw
Rental and ownership
Weekly rent (house)
$480/wk
Weekly rent (unit)
$400/wk
Owner occupied
76%
Renter occupied
20%
At a deeper level
$1,075,000
+21.5% annual growth
$384,480
Sales data pending
43
Average days to sell
1,711
Median age: 38
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For investors
Investment overview.
Gross Yield (House)
Source: NSW Fair Trading · May 20262.32%
Based on $1,075,000 median
Gross Yield (Unit)
Source: NSW Fair Trading · May 20265.41%
Based on $384,480 median
Annual Growth (House)
Source: NSW Fair Trading · May 2026+21.5%
Year-on-year capital growth
Annual Growth (Unit)
Source: NSW Fair Trading · May 2026–
Year-on-year capital growth
Owner Occupancy
Source: ABS Census 2021 · May 202676%
Higher = more owner-occupier demand
Days on Market
Source: NSW Fair Trading · May 202643 days
Lower = higher buyer demand
Gross rental yield is annual rent divided by purchase price, before expenses. It does not account for vacancy rates, management fees, maintenance, or financing costs. Use this as a starting point for further research.
5-year trajectory
at +21.5%/yr
2021
$406K
5-year change
+165%
2026
$1.1M
Trajectory derived from the current median compounded at the suburb’s annual growth rate, not raw sale-by-sale history.
Who lives here
Demographics.
Population
1,711
Median age
38
Family households
75%
Lone person
22%
Demographics data as of May 2026· ABS 2021 Census
Safety
Crime and safety.
61
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.
8
0
0
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Nearby suburbs
Education
Schools in Wallacia.
Local schools for Wallacia
View the catchment for each school to find out more.
Government School Catchment
Wallacia Public School
Mulgoa Public School
Warragamba Public School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
1302 mm
Hottest Month (avg max)
26.2°C
Coldest Month (avg min)
8.4°C
Monthly Rainfall (mm)
Weather data from BOM station Sydney (Observatory Hill) (33 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About Wallacia.
- What is the median house price in Wallacia?
- The median house price in Wallacia, NSW 2745 is $1,075,000. The median unit price is $384,480. Annual growth is +21.5%.
- What is the Wallacia postcode?
- Wallacia is in the 2745 postcode, in NSW, in the Wollondilly Shire Council region.
- What is the average rent in Wallacia?
- The median weekly rent for houses is $480, for units it's $400.
- What schools are in Wallacia?
- There are 14 schools serving Wallacia on this page, including Wallacia Public School, Mulgoa Public School, Nepean Christian School.
- How walkable is Wallacia?
- Wallacia has a Walk Score of 8 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Wallacia?
- Wallacia is close to Mulgoa, Warragamba, Silverdale, Brereton, Greendale.
- What is the population of Wallacia?
- Wallacia has approximately 1,711 residents. The median age is 38.
Wallacia
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Surrounding Suburbs
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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 →
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