Castletown suburb profile
Castletown is a coastal residential suburb of Esperance sitting along the town’s southern shoreline, where established streets meet the bay and popular beaches. The area is characterised by mostly single-level weatherboard and brick homes on level, tree-lined streets, with some properties enjoying northerly bay views. It appeals to families and retirees who want a relaxed beachside lifestyle while staying close to the town centre’s shops and services. Parks and the foreshore offer space for walking, fishing and everyday outdoor recreation, and the neighbourhood retains a quiet, lived-in character rather than a tourist bustle.
Castletown property market performance
Castletown has relatively few recent unit sales, so there isn't enough data to publish a reliable median unit price. House values have risen strongly, up 18.7% over the last 12 months, taking the median house price to $705,000.
Eighteen houses sold in the past three months and two units sold in the same period. Houses sold quickly, with a median time on market of 11 days over the last 12 months.
In Castletown, the rental market saw house rents average $600 over the last 12 months and rise sharply, up 23.7% over the same period.
| Houses | Units | |
|---|---|---|
Median price Past 3 months | $705K | N/A |
Change in value Past 12 months | 18.7% | N/A |
Sold Past 3 months | 18 | 2 |
Median days on market Past 12 months | 11 | N/A |
Average rent Past 12 months | $600 | N/A |
Change in rent Past 12 months | 23.7% | N/A |
5 year median price trend for houses and units
Castletown demographics
Castletown is home to 3,968 people with a median age of 38 and a typical household income of $1,612 a week, or about $83,800 a year.
Families are dominated by couples: more than four in five reported families are couple families, split between couples without children (43.7%) and couples with children (40.1%). One-parent families make up 14.6% of families, while other families account for 1.6%.
In Castletown most homes are owner-occupied, with about 68.5% owned either outright (32.5%) or with a mortgage (36.0%), and roughly one in three homes (31.5%) are rented.
Suburbs near Castletown
Some popular suburbs near Castletown include:
How does Castletown compare to nearby suburbs?
- House price growth: Property prices in nearby Esperance have risen 25.3% more than in Castletown over the past year.
- Selling speed for houses: Properties in Castletown are selling 72.5% faster than in Esperance.

