| Primary title | Family seat |
| Duke of Norfolk | Arundel Castle, Sussex |
| Duke of Somerset | Maiden Bradley, Wiltshire |
| Duke of Richmond | Goodwood House, Sussex |
| Duke of Grafton | Euston Hall, Suffolk |
| Duke of Beaufort | Badminton House, Gloucestershire |
| Duke of Bedford | Woburn Abbey, Bedfordshire |
| Duke of Devonshire | Chatsworth House, Derbyshire |
| Duke of Marlborough | Blenheim Palace, Oxfordshire |
| Duke of Rutland | Belvoir Castle, Leicestershire |
| Duke of Northumberland | Alnwick Castle, Northumberland |
| Duke of Wellington | Stratfield Saye House, Hampshire |
| Duke of Westminster | Eaton Hall, Cheshire |
| Marquess of Lansdowne | Bowood House, Wiltshire |
| Marquess Townshend | Raynham Hall, Norfolk |
| Marquess of Salisbury | Hatfield House, Hertfordshire |
| Marquess of Bath | Longleat House, Wiltshire |
| Marquess of Hertford | Ragley Hall, Warwickshire |
| Marquess of Exeter | Burghley House, near Stamford, Lincolnshire |
| Marquess of Northampton | Castle Ashby, Northamptonshire |
| Marquess of Rockingham | Wentworth Woodhouse, South Yorkshire |
| Marquess Camden | Wherwell House, Hampshire |
| Marquess of Cholmondeley | Houghton Hall, Norfolk |
| Marquess of Abergavenny | Eridge Castle, Sussex |
| Marquess of Zetland | Aske Hall, Yorkshire |
| Earl of Oxford | Castle Hedingham, Essex |
| Earl of Shrewsbury | Wanfield Hall, Staffordshire |
| Earl of Derby | Knowsley Hall, Lancashire |
| Earl of Huntingdon | Hodcott House, Berkshire |
| Earl of Pembroke | Wilton House, Wiltshire |
| Earl of Devon | Powderham Castle, Devon |
| Earl of Suffolk | Charlton Park, Wiltshire |
| Earl of Denbigh | Newnham Paddox, Warwickshire |
| Earl of Sandwich | Mapperton House, Dorset |
| Earl of Carlisle | Naworth Castle, Cumberland |
| Earl of Shaftesbury | Ashley House, Dorset |
| Earl of Scarbrough | Sandbeck House, Yorkshire |
| Earl of Coventry | Croome Park, Worcestershire |
| Earl Ferrers | Ditchingham Hall, Norfolk |
| Earl of Dartmouth | Woodsome Hall, Yorkshire |
| Earl of Aylesford | Packington Hall, Warwickshire |
| Earl of Macclesfield | Shirburn Castle, Oxfordshire |
| Earl Waldegrave | Chewton House, Somerset |
| Earl of Portsmouth | Hurstbourne Park, Hampshire |
| Earl of Guilford | Waldershare House, Kent |
| Earl of Onslow | Clandon House, Surrey (formerly) |
| Earl of Ilchester | Farley Mill, Kent |
| Earl De La Warr | Buckhurst Park, Sussex |
| Earl of Radnor | Longford Castle, Wiltshire |
| Earl Spencer | Althorp House, Northamptonshire |
| Earl Bathurst | Cirencester House, Gloucestershire |
| Earl of Clarendon | Holywell House, Hampshire |
| Earl of Mount Edgcumbe | Empacombe House, Cornwall |
| Earl Fortescue | Ebrington Manor, Gloucestershire |
| Earl of Carnarvon | Highclere Castle, Hampshire |
| Earl of Malmesbury | Greywell Hill House, Hampshire |
| Earl of Craven | Hawkwood House, Sussex |
| Earl of Romney | Mote House, Kent |
| Earl of Chichester | Little Durnford Manor, Wiltshire |
| Earl of Normanton | Somerley House, Hampshire |
| Earl Grey | Howick Hall, Northumberland |
| Earl of Lonsdale | Lowther Castle, Westmorland |
| Earl of Harrowby | Sandon Hall, Staffordshire |
| Earl of Harewood | Harewood House, Yorkshire |
| Earl Cathcart | Gateley Hall, Norfolk |
| Earl of Verulam | Gorhambury House, Hertfordshire |
| Earl of St Germans | Port Eliot, Cornwall |
| Earl of Morley | Pound House, Devon |
| Earl of Bradford | Weston Park, Shropshire |
| Earl Howe | Penn House, Buckinghamshire |
| Earl of Stradbroke | Henham Park, Suffolk |
| Earl of Lichfield | Shugborough House, Staffordshire |
| Earl of Durham | Lambton Castle, Durham |
| Earl of Yarborough | Brocklesby House, Lincolnshire |
| Earl of Leicester of Holkham | Holkham Hall, Norfolk |
| Earl of Gainsborough | Exton Hall, Rutland |
| Earl of Strafford | Apple Tree Cottage, Hampshire |
| Earl of Selborne | Temple Manor, Hampshire |
| Earl of Iddesleigh | Hayne House, Devon |
| Earl of Cranbrook | Great Glemham House, Suffolk |
| Earl of Halsbury | New Mills House, Devon |
| Earl of Plymouth | Oakly Park, Shropshire |
| Earl St Aldwyn | Wilderstrip House, Gloucestershire |
| Earl of Iveagh | Elveden Hall, Suffolk |
| Earl of Balfour | Burpham Lodge, Sussex |
| Earl of Oxford and Asquith | The Manor House, Somerset |
| Earl Jellicoe | Tidcombe Manor, Wiltshire |
| Earl Peel | Eelmire House, Yorkshire |
| Earl Baldwin of Bewdley | Manor Farm House, Oxfordshire |
| Countess Mountbatten of Burma | Newhouse Manor, near Ashford, Kent |
| Earl of Swinton | Dykes Hill House, Yorkshire |
| Viscount Falmouth | Tregothnan, Cornwall |
| Viscount Torrington | Great Hunts Place, Hampshire |
| Viscount Melville | Wey House, Somerset |
| Viscount Hardinge | Broadmere House, Hampshire |
| Viscount Hampden | Glynde Place, Sussex |
| Viscount Knutsford | Broadclyst House, Devon |
| Viscount Goschen | Hilton House, Berkshire |
| Viscount Ridley | Blagdon Hall, Northumberland |
| Viscount Knollys | Bramerton Hall, Norfolk |
| Viscount Allendale | Bywell Castle, Northumberland |
| Viscount Mersey | Bignor Park, Sussex |
| Viscount Cowdray | Cowdray House, Sussex |
| Viscount Devonport | Ray Demesne, Northumberland |
| Viscount Astor | Ginge House, Oxfordshire |
| Viscount Allenby | Newnham Lodge, Hampshire |
| Viscount Bridgeman | Watley House, Hampshire |
| Viscount Brentford | Cousley Place, Sussex |
| Viscount Bledisloe | Lydney Park, Gloucestershire |
| Viscount Trenchard | Standon Lordship, Hertfordshire |
| Viscount Ingleby | Snilesworth Lodge, Yorkshire |
| Viscount Head | Throope Manor, Wiltshire |
| Viscount Boyd of Merton | Ince Castle, Cornwall |
| Viscount Eccles | Moulton Hall, Yorkshire |
| Baron Hastings | Seaton Delaval Hall, Northumberland |
| Baron FitzWalter | Goodnestone Park, Kent |
| Baroness Willoughby de Eresby | Grimsthorpe Castle, Lincolnshire |
| Baron Camoys | Stonor Park, Oxfordshire |
| Baron Saye and Sele | Broughton Castle, Oxfordshire |
| Baroness Braye | Stanford Hall, Leicestershire |
| Baron Petre | Ingatestone House, Essex |
| Baron Stafford | Swynnerton Park, Staffordshire |
| Baron Clifford of Chudleigh | Ugbrooke Park, Devon |
| Baron Barnard | Raby Castle, Durham |
| Baron Bagot | Blithfield Hall, Staffordshire |
| Baron Jermyn | Rushbrooke Hall, Suffolk |
| Baron Braybrooke | Audley End, Essex |
| Baron Bolton | Bolton Hall, Yorkshire |
| Baron Sandys | Ombersley Court, Worcestershire |
| Baron Harris | Belmont House, Kent |
| Baron Ravensworth | Eslington Park, Northumberland |
| Baron Rayleigh | Terling Place, Essex |
| Baron Feversham | Duncombe Park, Yorkshire |
| Baron de Saumarez | Saumarez Manor, Guernsey |
| Baron Methuen | Corsham Court, Wiltshire |
| Baron Leigh | Stoneleigh Abbey, Warwickshire |
| Baron Egremont | Petworth House, East Sussex |