What Really Matters Before the Grand National: Form, Weight or Ground?
The Grand National rarely rewards a one-number approach. A recent win looks useful, yet the distance, weight and ground can change its relevance.
The 2026 race had 34 runners and officially started on Good to Soft ground. That field included previous Aintree performers, improving stayers and horses carrying very different weights.
Use The Right Source For Each Question
Grand National research usually starts with racing information: chase form, distance, weight, age and conditions.
Those details answer whether a horse appears suited to Aintree’s specific test.
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For Aintree, the useful questions remain much narrower. Has the horse stayed beyond three miles, handled similar ground and maintained form through the season?
Start With Stamina

The Grand National covers about four miles and two furlongs, so ordinary chase form needs context.
A strong result over two and a half miles says less about the final mile at Aintree.
The Guardian’s Grand National 2026 runner analysis repeatedly examined stamina alongside recent form. Johnnywho, for instance, arrived after winning at Cheltenham but still faced questions over the much longer distance.
Recent Form Needs Distance
A useful first check covers several details together. None should decide a selection alone, because each describes a different part of the horse’s profile. Before giving too much weight to the latest finishing position, check:
- Previous form over three miles or further
- Recent chase results during the current season
- Age and racing experience
- Weight assigned for the National
- Form on ground close to the expected going
That method prevents a short-distance victory from receiving more importance than proven staying form. It also keeps an old Aintree result from outweighing a poor recent season.
Historical tendencies can help narrow a field. They remain tendencies, rather than rules that predict the next result.
Weight Needs Context

Weight becomes more useful when read beside class and previous performances. A heavier burden may simply reflect what a horse has already achieved.
I Am Maximus illustrated that point before the 2026 race. The ten-year-old carried 11st 12lb after winning the 2024 National and finishing second in 2025. Looking only at the top weight would have ignored unusually strong evidence from the same course.
Lower weight deserves the same caution. It can help a horse, although it does not supply stamina or jumping experience by itself.
The British Horseracing Authority’s guide to handicapping explains how ratings determine the weight carried in handicap races. Weight therefore makes more sense when read alongside recent form, race distance and the horse’s previous performances.
Going Can Reorder A Shortlist
Rain can make an older result more relevant. If a horse has already run well on soft ground, that form deserves closer attention when the track turns wet.
In 2026, Aintree reported Good to Soft conditions after roughly 2mm of rain before the race. All 34 declared runners were still expected to take part that morning.
That information becomes useful when matched against individual records. A strong run on heavy ground does not automatically translate to a quicker spring surface.
Timing matters too. The going checked several days earlier can differ from the official description on race day.
Aintree Experience Carries Extra Information

Previous National form answers several questions at once. It shows how a horse handled the course, the field size, the fences and an unusually long race.
A completed National is especially informative when the horse also returns in current form. The Guardian’s 2026 guide gave considerable attention to previous Aintree performances when assessing the field.
Course experience still needs a date attached. A strong run two seasons earlier becomes less persuasive when recent form has moved in another direction.
Read The Whole Profile
Form, weight and ground work best together. Age, recent starts, proven stamina and Aintree experience fill in the gaps between those three factors.
A horse carrying more weight may still have the strongest course record. Another may arrive in excellent form without having raced over a comparable distance.
The useful shortlist comes from asking specific questions about each runner. Historical patterns can guide that work, while the current season and race-day conditions provide the evidence that matters now.