Name: Llwyn Onn Guest House
Address: Llwyn Onn, Merthyr Tydfil, GB

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Guest scores & sentiment

From 80 guest reviews · multi-source · as of 2026-07-20

Guests praised the warm hospitality, comfortable rooms, delicious breakfast, and farm animals. Main drawbacks included small room sizes, limited shower facilities, and remote location making shopping and transport difficult.

Dimension scores · cross-source

Rooms9.8

Location9.7

Service9.6

Value9.5

Cleanliness9.4

Wi-Fi9.2

Facilities9.2

Surroundings8.8

＋ PraisedWarm and helpful hospitality · Delicious breakfast · Unique animal interactions · Beautiful mountain views and setting

－ ComplaintsCramped rooms · Low shower space · Privacy issues with shared bathrooms · Tight shower space

KEYIdeal for nature lovers seeking tranquility. Note rooms may be small and dining/shopping requires planning due to remote location.

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Room types · 4

Room photos, bedding & descriptions; live rates & booking live on FlyerTrip (no checkout here).

Double Room with Garden View

1 × Double bed20 ㎡up to 2

Modernized superior room in contemporary style, overlooking Llwyn Onn Reservoir.

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Executive Double Room

1 × Double bed20 ㎡up to 2

All rooms are modernized to a hotel standard, with a warm, cozy and homely feel. Overlooking the woodland from either the 1st or 2nd floor.

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Executive Twin Room

2 × Twin bed20 ㎡up to 2

All rooms are modernized to a hotel standard, with a warm, cozy and homely feel. Overlooking the woodland.

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Standard Single Room, Ensuite, Lake View

1 × Double bedup to 1

1 Double BedOverlooking the lake Bathroom - Partially open bathroom and showerPractical - HighchairNeed to Know - No housekeepingNon-Smoking

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Facilities · 40

All facilities & services listed by the hotel (aggregated across sources).

Offsite parking discounted rates availableFax/photocopyingFacilities for disabled guestsParkingTerraceShared lounge/TV areaBoard games/puzzlesOutdoor furnitureStaff adhere to local safety protocolsGuest rooms disinfected between staysCleaning standards that are effective against CoronavirusPhysical distancing rules followedHand sanitizer in guest room and key areasCashless payment availableFire extinguishersFirst aid kit availableSanitized tableware & silverwareContactless check-in/check-outInvoice providedShared stationery like menus, pens are removedGuest room sealed after cleaningPhysical distancing in dining areasFood delivered to guest roomProcess in place to check health of guestsAccess to health care professionalsFace masks for guests availableDelivered food - securely coveredThermometers for guests provided by propertyInternet accessJapanese gardenFishing nearbyOffsite parking discounted rates availablePaddle boating nearbyReception hallSelf parking (surcharge)Free wired internetGolfing on siteHorse riding nearbyNon-smoking roomsNon-smoking throughout

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Nearby & map

Sights

1

Morlais Castle

historic

hillfort in Merthyr Tydfil County Borough, Wales

4.2km

2

Brecon Mountain Railway

museum

narrow gauge tourist railway on the south side of the Brecon Beacons

4.8km

3

Brecon Beacons

nature

mountain range in Wales

10.0km

4

Corn Du

nature

hill (871.5m) in Powys

10.0km

5

Cribyn

nature

mountain (795m) in Powys

9.8km

1

2

3

4

5

Click a row to locate it · distances are approximate. Data from Overture / Michelin / Wikidata.