Slieve Blooms

Explore endless singletrack and empty forest roads as you traverse the Offaly and Laois county boarders this Spring!

Date

25th April 2026

Base Camp

The historic Kinnitty Castle is our home for the weekend of the GRS Slieve Blooms.

Routes

We are not permitted to publish the route maps publicly. Riders will be emailed the GPX file in the briefing notes on Wednesday 22nd April at 10pm.

• GRS Classic – 100km, 2250m

• GRS Tour – 65km, 1550m

• GRS lite – 35km, 800m

Schedule

Friday 24th April

• Registration – 7pm to 9pm

• Last food orders – 9pm

• Live Music – 9pm to 11pm

Saturday 25th April

• Registration – 8am to 10am sharp

• Corner Shop Coffee – serving from 8am

• Start Time – 10.30am (all categories)

• Dungeon Bar – kitchen serving from 12.30

Cut Off Times

In the interest of safety, we will apply the following cut offs whereby riders must leave the cut off point by the specified time.

More Details

• GRS Lite 35km – no cut off

• GRS Tour 65km – cut off at 21km feed station: 12:06 (13kmph)

• GRS Classic 100km – cut off at 21km feed station: 12:06 (13kmph)

• GRS Classic 100km – cut off at 41km feed station: 13:39 (13kmph)

Mandatory Equipment

Riders must carry the following items at all times, checks will be carried out before you join the starting area.

More Details

• Multitool, tube (2 recommended), tire levers and pump (or C02)

• Waterproof jacket

• Enough food and water for the event

• Mobile phone fully charged with emergency number stored 0834173899

Feed Stations

Located at 21km, 41km, 76km. The 21km and 41km feed stations are cut off points as mentioned above.

More Details

• Water, energy drink and coke

• Sweets, biscuits and cake

• Fruit

• Tube exchange

• Tool kit and pump

• Bottle drop

Live Tracking

You can view all the riders on all the routes here. Individual distances below.

• GRS Classic 100KM here. 

• GRS Tour 65KM here.

• GRS Lite 35KM here. 

Route Marking and Tracking

Each route will be fully marked with sign posts and leader tape. There will be marshals at major junctions only. Riders will be issued with a GPS tracker at registration. The replacement fee for a lost tracker is €100.

Bikes

You can enter on any type of bike, gravel, cyclocross, mtb and ebikes. Your bike should be in perfect working order and you should carry spare tubes, a pump and multitool. You can also rent a gravel bike from Biking.ie here.

Parking and Directions

Please respect our neighbours, drive slowly on approach roads to the venue and use official car parks only, please do not park along the road side. Campervans are welcome to arrive on Friday 24th, please park tight together and be prepare to be moved slightly on Saturday at 8am.

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