Check another suburbYour suburb, scored · Data as of Oct 2026
Williamstown, SA
R-Score 50 / 100 — ranked #7,694 of 15,286 suburbs this month
A mixed market — some indicators warm, others cooling
Conditions here are neither running hot nor cold. The detail below shows which indicators are doing the work.
Scores describe measured market conditions — not personal advice, and not a forecast.
Suburb averages hide a lot. Check how your street compares with the rest of Williamstown →
Is Williamstown a buy right now? Get our verdict + the 5 best streets
Our read on Williamstown, the Top 5 streets to target, and the score, price, rent and market-speed trends behind it. Instant, free, and a copy lands in your inbox.
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Best Streets in Williamstown, SA
Compare every street in Williamstown (SA) on the Street Score →
Other High-Scoring Suburbs in Barossa (SA)
- Eden ValleyR-Score 95/100 · Streets →
- Mount PleasantR-Score 68/100 · Streets →
- Flaxman ValleyR-Score 65/100 · Streets →
- Sandy CreekR-Score 56/100 · Streets →
- MocultaR-Score 54/100 · Streets →
- LyndochR-Score 52/100 · Streets →
| Indicator | Williamstown Reading | Context & Benchmark |
|---|---|---|
| Ripehouse R-Score | 50 / 100 | Ranked #7,694 of 15,286 Australian suburbs (Oct 2026) |
| Median House Price | $865,000 | +25.4% over the past 12 months of settled sales |
| Median Weekly Asking Rent | $655/wk | Implies a 3.9% gross rental yield at the current median price |
| Rental Vacancy Rate | 1% | Tight rental supply (below the 1.5% equilibrium threshold) |
| Median Days on Market | 100 days | Part of Barossa (SA) council area (LGA avg R-Score 47/100) |
Buyer's Agent & Quantitative Due Diligence
Considering buying an investment property in Williamstown, SA?
Since 2011, Ripehouse Advisory has helped Australian investors screen 15,000 suburbs and 518,000+ streets to avoid high-public-housing blocks, flood/overlay traps, and underperforming pockets. Speak with our team before you make an offer.
Williamstown SA FAQs
Frequently Asked Questions: Investing in Williamstown, SA
Is Williamstown SA a good suburb for property investment in 2026?
As of Oct 2026, Williamstown (SA 5351) scores 50/100 on the Ripehouse R-Score, ranking #7,694 out of 15,286 Australian suburbs. A mixed market — some indicators warm, others cooling. Key fundamentals include a median price of $865,000, median rent of $655/wk, gross yield of 3.9%, and vacancy of 1%.
What is the median house price and 12-month growth in Williamstown SA?
The current median property price in Williamstown (SA) is $865,000 (Oct 2026), representing a +25.4% change over the past 12 months. Properties in Williamstown currently spend a median of 100 days on market.
What is the rental yield and vacancy rate in Williamstown SA?
In Williamstown (SA), the median weekly asking rent is $655/wk, producing a gross rental yield of 3.9%. The suburb vacancy rate is 1% as of Oct 2026.
What are the best streets in Williamstown SA?
Ripehouse Advisory scores every G-NAF street in Williamstown against the suburb average for owner-occupancy, public housing, rent, and yield. Use the Williamstown Street Score tool on this page to compare individual streets.
Which council area (LGA) is Williamstown SA located in?
Williamstown (SA, postcode 5351) is located in the Barossa council area (LGA). Across Barossa, the council-wide average R-Score is 47/100 across 29 suburbs.
R-Score and all figures are drawn from Ripehouse's research engine — 15,000 suburbs measured across 27 indicators, refreshed monthly (data as of Oct 2026). Scores describe past and current measured market conditions only. Past performance is not a reliable indicator of future performance. Nothing on this page is personal financial advice.