Suburb fuel prices
Cheap Diesel in Williamstown Western Australia 6430
Whether Williamstown is running cheap or dear for Diesel right now — from 179.5 c/L, averaging 190.6 c/L across 8 tracked stations in Williamstown.
Prices as of 5 hr ago AEST · sourced from FuelWatch
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Diesel in Williamstown is cheaper than the Western Australia average
Williamstown sits 5.0c below the Western Australia average. Williamstown is 3.3c/L under its 30-day average right now — near the bottom of the cycle.
How it compares
- Western Australia state avg195.6c/L-5c/L
- National avg188.2c/L+2.4c/L
- Wholesale (TGP)160c/L+30.6c/L
At a glance
Williamstown fuel prices at a glance
- Cheapest Diesel
- 179.5 c/L
- Suburb average
- 190.6 c/L
- Price range
- 22.4c spread
- Stations tracked
- 8
- Nearby alternatives
- 8
- Brands
- 6
- Postcode
- 6430
- Last updated
- 3 July 2026, 6:00 am AEST
Nearby stations
Cheapest Diesel stations around Williamstown
No stations found directly in Williamstown. Showing current Diesel prices in surrounding areas.
Showing 6 of 8 stations.
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FuelWatch WA
Today and tomorrow fuel prices in Williamstown
Official WA next-day prices are published from 2:30pm and apply from 6am tomorrow. Use the tabs to compare today against the locked tomorrow price.
Liberty Kalgoorlie
69-71 Wilson St
DSL
179.5 c/L
179.5 c/L
No changeFuel & Fly Kalgoorlie
104 Brookman St
DSL
184.5 c/L
184.5 c/L
No changeBP Kalgoorlie-Boulder Truckstop
248 Celebration Rd
DSL
187.9 c/L
187.9 c/L
No changeAstron Boulder Kalgoorlie
26 Davis St
DSL
189.9 c/L
189.9 c/L
No changeBP Golden Gate
438 Hannan St
DSL
189.9 c/L
189.9 c/L
No changeEagle West Kalgoorlie Truckstop
2 Brinsden Rd
DSL
189.9 c/L
189.9 c/L
No changeAmpol Kalgoorlie Diesel Stop
2 Cunningham Rd
DSL
200.9 c/L
200.9 c/L
No changeShell Reddy Express Boulder
35 Frank St
DSL
201.9 c/L
201.9 c/L
No change
Source: FuelWatch WA official next-day prices. Tomorrow prices apply from 6:00am in Western Australia.
Frequently asked
Williamstown fuel questions
The cheapest Diesel in Williamstown is currently at Liberty Kalgoorlie for 179.5 c/L.
Prices are holding steady
Latest average is 0.0c from the start of the fortnight.
30-day spread · Diesel
Williamstown Diesel cycle
Williamstown is currently 3.3c/L below its 30-day average — a relatively good time to fill up.
30-day low
179.5c/L
Lowest point in the local spread
30-day average
194.6c/L
30-day high
215.9c/L
Today's average
191.3c/L
Cheapest Diesel right now
- 1Liberty KalgoorlieLiberty · 1.4 km away179.5 c/L
- 2Fuel & Fly KalgoorlieAGL · 1.7 km away184.5 c/L
- 3BP Kalgoorlie-Boulder TruckstopBP · 6.9 km away187.9 c/L
- 4Astron Boulder KalgoorlieAstron · 3.8 km away189.9 c/L
- 5BP Golden GateBP · 2.1 km away189.9 c/L
Source: Reported Diesel pump prices across Williamstown.
7-day outlook
Williamstown 7-day Diesel outlook
Williamstown prices follow the Perth cycle, so this outlook takes the Perth Diesel forecast and adjusts it to Williamstown's own price level using 90 days of local history. You can see the Perth benchmark alongside the local estimate below.
Perth is in the falling phase of its current cycle.
Williamstown today (est.)
189.3c/L
Perth 180.0c/L · +9.3c/L local
Predicted in 7 days
188.4c/L
7-day range
186.2 – 190.8c/L
All fuel types
Fuel prices in Williamstown by type
Low, average and high for each fuel type from the 8 stations tracked here.
| Fuel | Low | Avg | High | Stations | Cheapest at |
|---|---|---|---|---|---|
| U91 | 154.5c | 169.2c | 185.9c | 8 | Liberty Kalgoorlie |
| P98 | 171.9c | 192.5c | 208.9c | 6 | Fuel & Fly Kalgoorlie |
| DSL | 179.5c | 190.6c | 201.9c | 8 | Liberty Kalgoorlie |
Nearby suburbs
Suburbs near Williamstown
How Williamstown compares to neighbouring areas — cheapest first, delta vs the Williamstown average.
- WiWilliamstownYou
190.6c
0.0vs Williamstown - BiBinduli
191.1c
+0.5vs Williamstown - BrBroadwood
191.1c
+0.5vs Williamstown - HaHannans
191.1c
+0.5vs Williamstown - KaKalgoorlie
191.1c
+0.5vs Williamstown - KaKarlkurla
191.1c
+0.5vs Williamstown - LaLamington
191.1c
+0.5vs Williamstown - MuMullingar
191.1c
+0.5vs Williamstown - PiPiccadilly
191.1c
+0.5vs Williamstown - SoSomerville
191.1c
+0.5vs Williamstown - SoSouth Kalgoorlie
191.1c
+0.5vs Williamstown
Local brands
Fuel brands in Williamstown
Open brand pages for broader price context, loyalty discounts and nearby station coverage before choosing a servo.
AGL
2 stations tracked around Williamstown
BP
2 stations tracked around Williamstown
Liberty
1 station tracked around Williamstown
Reddy
1 station tracked around Williamstown
Astron
1 station tracked around Williamstown
Ampol
1 station tracked around Williamstown
Explore the area
Browse fuel prices around Williamstown
Step up to the city and state, compare neighbouring suburbs, or open the live Diesel map.
Williamstown snapshot
Live Diesel prices in Williamstown
Today's prices
In Williamstown, Western Australia, the cheapest U91 today is 154.5c with an area average of 169.2c across 8 listed stations. Other fuels tracked in this suburb include P98 from 171.9c and DSL from 179.5c.
Tomorrow's FuelWatch prices
FuelWatch WA has published tomorrow's prices for 8 station-grade listings around Williamstown. Liberty Kalgoorlie is the cheapest tomorrow at 179.5c for DSL (0.0c vs today).
How it compares
Williamstown is currently 5.0c below the Western Australia state average of 195.6c. Open the live fuel map to see how individual stations spread within Williamstown.
Compare neighbouring suburbs
Cheaper fuel may be nearby — compare Binduli (from 179.5c), Broadwood (from 179.5c), Hannans (from 179.5c), Kalgoorlie (from 179.5c) or Karlkurla (from 179.5c) before planning a fill-up.
FuelRadar app
Keep Williamstown fuel prices in your pocket
Track Williamstown prices, watch the local cycle and get an alert before the next jump — from your phone.
