| # | Source ID | Title, Author | Tree | 
| 101 | S26 | Census 1841 Grandborough, Buckinghamshire, UK HO107-38-15-6-7 (Head is James Seaton.) 
 | King | 
| 102 | S1669 | Census 1841 Great Brickhill, Bedfordshire, UK HO107 piece 56 folio 8/8 page 11 (Head is William Sinfield) 
 | Hartwell | 
| 103 | S1622 | Census 1841 Great Brickhill, Bedfordshire, UK HO107-56-8-10-15 (Head is John Price.) 
 | Hartwell | 
| 104 | S1774 | Census 1841 Great Brickhill, Bedfordshire, UK HO107-56-8-10-15 (Head is John Price) 
 | Hartwell | 
| 105 | S1629 | Census 1841 Great Brickhill, Bedfordshire, UK HO107-56-8-4-2-and-3 (Head is Robert Sinfield.) 
 | Hartwell | 
| 106 | S1634 | Census 1841 Great Brickhill, Bedfordshire, UK HO107-56-8-7-8 (Head is James Sinfield.) 
 | Hartwell | 
| 107 | S1704 | Census 1841 Great Brickhill, Bedfordshire, UK HO107-56-9-4-2 (Head is James Sinfield j .) 
 | Hartwell | 
| 108 | S1811 | Census 1841 Great Budworth, Northwich, Cheshire, UK HO107-120-14-5-4 (Head is Thomas Boden.) 
 | Foster | 
| 109 | S1926 | Census 1841 Great Budworth, Northwich, Cheshire, UK HO107-120-14-6-6 (Head is Edward Dignum.) 
 | Foster | 
| 110 | S2157 | Census 1841 Great Green, Bunwell, Norfolk, UK HO107-757-21-9 (Head is John Chaney.) 
 | Hartwell | 
| 111 | S1578 | Census 1841 Great Hormead, Hertfordshire, UK HO107-443-10-3-1 (Head is George Drage.) 
 | Foster | 
| 112 | S1237 | Census 1841 Great Wyrley, Cannock, Staffordshire, UK HO107-973-11-5-5 (Head is Thomas Hood.) 
 | Foster | 
| 113 | S2097 | Census 1841 Green Lane, Liverpool, Lancashire, UK HO107-560-9-15-24 (Head is John Williams.) 
 | Foster | 
| 114 | S1504 | Census 1841 Grendon Underwood, Buckinghamshire, UK HO107-38-16-5-4 (Head is Edward Parker.) 
 | Hartwell | 
| 115 | S1528 | Census 1841 Grendon Underwood, Buckinghamshire, UK HO107-38-16-8-11 (Head is Joseph Parker.) 
 | Hartwell | 
| 116 | S1956 | Census 1841 Hainford, Norfolk, UK HO107-783-12-18 (Head is William Furness.) 
 | Hartwell | 
| 117 | S2002 | Census 1841 Harpole, Northamptonshire, UK HO107-806-14-18-11 (Head is Jane Richardson, widow.) 
 | Hartwell | 
| 118 | S1648 | Census 1841 Harpole, Northamptonshire, UK HO107-806-14-19-13 (Head is John Gibbins.) 
 | Hartwell | 
| 119 | S2000 | Census 1841 Harpole, Northamptonshire, UK HO107-806-14-20-14 (Head is John Smith.) 
 | Hartwell | 
| 120 | S2520 | Census 1841 Haughley, Suffolk, UK HO107-1035-6-7-5 (Head is Thomas Elliston, living with just 3 servants.) 
 | Hartwell | 
| 121 | S2526 | Census 1841 Heigham, Norwich, Norfolk, UK HO107-787-7-17-27 (James Waller and his wife Ann.) 
 | Hartwell | 
| 122 | S2528 | Census 1841 Hempton, Norfolk, UK HO107-771-11-8-11 (Head is Isaac Nichols, carpenter.) 
 | Hartwell | 
| 123 | S2224 | Census 1841 High Street, Clophill, Bedfordshire, UK HO107-4-5-5-5 (Head is William Redman.) 
 | Hartwell | 
| 124 | S1523 | Census 1841 HO107-38-16-10-15 (Head is William Roads.) 
 | Hartwell | 
| 125 | S1356 | Census 1841 HO107-800-5-6-7 
 | Hartwell |