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Answer in brief
RoamWorthy's maintained guide places the Bailey Olympus Series 1 504 at £8,500–£11,500. There is not yet enough exact live listing evidence to present that as a current market range.
At range level, the Bailey Olympus Series 1 504 sleeps up to 4, has a guide MTPLM of 1,440kg, is approximately 7.1m long. Specifications can vary by model year and derivative, so verify the exact vehicle before purchase.
See the complete price evidence or read how RoamWorthy verifies vehicle information.
Maintained catalogue guide range
£8,500–£11,500
Guide midpoint: £10,000
See the evidence-backed price guide below for current and recently sold listings.
The Bailey Olympus Series 1 504 is a highly respected four-berth caravan that marked a significant shift in construction standards with its innovative Alu-Tech bodyshell. By utilizing a timberless framework, this model offers superior thermal insulation and enhanced resistance to moisture, making it a dependable companion for year-round British touring. Its single-axle design ensures it remains lightweight enough for a wide variety of family cars while providing a stable, confident towing experience.
Inside, the 504 layout is cleverly designed to maximize living space. The parallel front seating area creates an airy lounge, while the side dinette offers a dedicated space for dining or a play area for children, before converting into sturdy bunk beds at night. The standout feature is undoubtedly the full-width rear washroom, which includes a separate walk-in shower and ample dressing space, delivering a level of luxury and privacy typically reserved for much larger caravans. The 'Monaco' soft furnishings and panoramic front windows ensure the interior feels modern, bright, and inviting.
Practicality remains at the heart of the Olympus 504, from the well-equipped kitchen with its 107-litre fridge to the efficient Truma blown air heating system that guarantees comfort regardless of the weather. For those seeking a blend of durability, smart layout, and manageable weight, this remains a standout choice in the pre-owned market. Discover the perfect Bailey Olympus 504 for your next adventure on RoamWorthy.
Use our Towing Calculator to check if your car can tow this model.
Watch Bailey Olympus Series 1 504 reviews on YouTube
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Expert reviews and walkthroughs of the Bailey Olympus Series 1 504
More videosExplore the Bailey Olympus Series 1 504 floorplan and discover how the space works.
Bailey End Washroom layout illustration
Sleeps 4 people with a layout balancing living, storage and sleeping space.
A maintained guide range for the Bailey Olympus Series 1 504. There is not yet enough exact listing evidence to call this a current market range. Evidence checked 14 August 2026.
Maintained RoamWorthy model guide
Bailey Olympus Series 1 504 prices vary by year, specification and condition. A recent damp check, service history and fitted accessories can affect value.
Exact current stock: 0 listings. Recently sold listing records: 0.
There are no verified exact-match Bailey Olympus Series 1 504 caravans currently available. We will tell you when one is listed.
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Answer-critical specifications use RoamWorthy maintained guide where available.
Towing Requirement
Verify your tow vehicle against this exact derivative's plated MTPLM of 1,440 kg before purchase. Check your car's towing capacity →
Open the official Bailey 360 tour for the Olympus Series 1 504 in a new tab.
Open 360 tour in a new tabSource: Bailey official model page. Last updated 19 March 2026.
Run a quick tow check using this model's 1,440kg MTPLM. Enter your reg and we'll tell you if it's a safe match.
At 1,440kg MTPLM, your tow car needs a kerbweight of at least 1,694kg to meet the 85% guideline. Check towing capacity by reg or use the towing calculator to compare a specific car and caravan.
The Bailey Olympus Series 1 504 has approximately 176kg of user payload. This must cover all personal belongings, water, gas, awning, and accessories. Overloading affects handling and is illegal.
Request a habitation check or damp survey for any used caravan. Check the service history, tyre age, chassis condition, and whether the CRIS registration matches the seller. Specifications vary by year and trim level.
Other Bailey caravans to consider
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Useful narrowing step for users moving toward live stock
Useful narrowing step for users moving toward live stock
Useful narrowing step for users moving toward live stock
Useful narrowing step for users moving toward live stock
Useful narrowing step for users moving toward live stock
The Bailey Olympus Series 1 504 is a 4 berth single-axle caravan notable for its Alu-Tech timberless construction. It features a side dinette that converts to bunk beds and a spacious full-width rear washroom. With a 1440kg MTPLM and 7.07m length, it offers a balance of durability and manageable towing weight for mid-sized cars.
Worth knowing: The side dinette bunk beds may be narrow for older or larger teenagers. Kitchen worktop space is limited when the glass-fronted oven is in use. The 7.07m total length is more compact than some modern wide-body alternatives.
Worth knowing: Payload is limited to 176kg, requiring careful management of heavy equipment. The 2.19m width is narrower than many contemporary 8-foot wide models.
| Model | Berths | MTPLM | Length | Typical price |
|---|---|---|---|---|
| Bailey Olympus Series 1 504 | 4 | 1440 kg | 7.07 m | £8,500 to £11,500 |
| Bailey Pegasus Milan | 4 | 1499 kg | 7.25 m | £11,500 to £24,950 |
| Bailey Senator Indiana | 4 | 1500 kg | 7.19 m | £6,500 to £11,000 |
Compare the recorded specifications, layout and marketplace information, then confirm the exact model year and trim before choosing.
Worth knowing: Specifications and prices can vary by model year, trim and optional equipment.
Worth knowing: The 2.63m height must be considered when planning routes with low obstacles.
The Pegasus Milan offers a longer 7.25m body and higher 1499kg MTPLM for those with a larger budget and tow car.
Bailey Senator IndianaThe Senator Indiana provides a 4 berth layout at a lower starting price of 6500 for buyers seeking a more affordable entry point.
Swift Challenger Sport 524A related model worth comparing on recorded layout, weight and marketplace information.
Specifications can differ by production year, trim and optional equipment.
Dealer listings are used as current marketplace evidence, not as a substitute for the exact vehicle documentation.
Worth knowing: Confirm weights, dimensions and fitted equipment for the exact vehicle before purchase or towing.
This page is supported by 2 recorded source groups.
Specifications can vary by model year, trim and optional equipment.
Read how RoamWorthy verifies model information →No Bailey Olympus Series 1 504 caravans available
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