1911 Census of England and Wales, General Report with Appendices, Table 98: " Proportion of Native-born to Total Population in Counties (with Associated County Boroughs)".

Counties (with
associated
County Boroughs).
Proportions per 1,000 of
native-born to total
population.
Counties (with
associated
County Boroughs).
Proportions per 1,000 of
native-born to total
population.
Persons. Males. Females. Persons. Males. Females.
Middlesex 340 360 322 Wiltshire 704 714 694
Surrey 411 441 386 Derbyshire 708 709 706
Essex 510 521 500 Northumberland 708 703 712
Hertfordshire 537 564 513 Northamptonshire 712 722 703
Rutlandshire 552 568 536 Somersetshire 719 747 695
Berkshire 588 611 566 Cambridgeshire 720 714 700
Hampshire 590 583 597 Gloucestershire 729 749 712
Worcestershire 600 616 585 Merionethshire 736 743 730
Sussex 611 666 566 Shropshire 740 757 723
Brecknockshire 611 599 624 Leicestershire 744 755 735
Kent 637 645 629 Devonshire 751 750 752
Monmouthshire 637 611 665 Carnarvonshire 753 768 740
Buckinghamshire 641 670 614 Lincolnshire 771 770 772
Cheshire 641 660 624 Suffolk 774 787 762
Flintshire 644 670 620 Carmarthenshire 774 747 801
Glamorganshire 651 622 683 Durham 775 767 784
Herefordshire 652 667 638 Staffordshire 788 790 784
Radnorshire 659 667 651 Montgomeryshire 789 797 782
Oxfordshire 662 694 633 Pembrokeshire 789 769 807
Dorsetshire 665 669 661 Lancashire 790 795 786
Huntingdonshire 672 698 647 Cumberland 804 803 805
Bedfordshire 676 696 658 Cardiganshire 807 793 818
London 682 695 671 Yorkshire 815 813 817
Nottinghamshire 684 691 677 Anglesey 822 827 816
Denbighshire 686 708 664 Cornwall 832 822 840
Westmorland 689 719 663 Norfolk 832 843 821
Warwickshire 692 697 688