AT
Alfred Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this Alfred Thomas across the 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 16-person household.
Age 14
b. ~1926
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Thomas |
| Given Name | Alfred B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Hackensack |
| 1935 Residence (County) | Bergen |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Hackensack |
| Est. Birth Year | ~1926 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
16 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| Alfred Thomas | Son | — | 14 | ~1926 |
| Robert Lynch | Son | — | 12 | ~1928 |
| Smith | Head | — | 50 | ~1890 |
| Nancy Thomas | Daughter | — | 13 | ~1927 |
| Alfred Krickecker | Son | — | 17 | ~1923 |
| Florence Mason | Other | — | 43 | ~1897 |
| Fred Quackenbush | Other | — | 75 | ~1865 |
| Janet Smith | Daughter | — | 10 | ~1930 |
| James Lynch | Son | — | 23 | ~1917 |
| Edward Thomas | Son | — | 5 | ~1935 |
| William Wurty | Son | — | 17 | ~1923 |
| Elizabeth Reason | Other | — | 53 | ~1887 |
| Norman Langlois | Son | — | 14 | ~1926 |
| Robert Wurty | Son | — | 19 | ~1921 |
| William Griffin | Other | — | 22 | ~1918 |
| John Lynch | Son | — | 21 | ~1919 |
Census Appearances
1930
Bergen, New …
Son, age 4
Bergen, New Jersey · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Bergen-County, New …
Son, age 14
Bergen-County, New Jersey · implied b. ~1926 — 16 household members
| Surname | Thomas |
| Given Name | Alfred B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Hackensack |
| 1935 Residence (County) | Bergen |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Alfred Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alfred Thomas
Son · 1940 · age 14 · b. ~1926 · New Jersey
★ You are viewing this record
Sibling
William Wurty
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Lynch
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Wurty
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Thomas
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Lynch
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Lynch
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman Langlois
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nancy Thomas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Krickecker
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Bergen-County, New Jersey
Open full size
1940 US Federal Census — Bergen-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02309-00700)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Troiano | 31 | Head | Sales Clerk | New Jersey |
| 2 | Sally M. Troiano | 26 | Wife | — | Norway |
| 3 | John A. Troiano | 6 | Son | — | New Jersey |
| 4 | Sylvia M. Troiano | 5 | Daughter | — | New Jersey |
| 5 | Margaret L. Warren | 56 | Boarder | Presser | New Jersey |
| 6 | Madeline Judge | 7 | Daughter | — | New Jersey |
| 7 | Harry Harris | 66 | Uncle | Salesman | New York |
| 8 | Daisy B. Bird | 20 | Maid | Maid | South Carolina |
| 9 | Margaret Blauvelt | 63 | Mother | Practical Nurse | New Jersey |
| 10 | Sarah E. Ryder | 20 | Sister-in-law | Housework | New Jersey |
| 11 | Albert H. Ryder | 1 | Nephew | — | New Jersey |
| 12 | Edith V. Erlacher | 16 | Lodger | — | New Jersey |
| 13 | Elsie M. Roschlau | 32 | Daughter | Secretary | New York |
| 14 | Charlotte L. Scherer | 22 | Daughter | Secretary | New Jersey |
| 15 | Elizabeth Williams | 29 | Head | Proprietor | New Jersey |
| 16 | Ruth C. Brunjes | 20 | Daughter | Secretary | New Jersey |
| 17 | Benjamin Brunjes | 13 | Son | — | New Jersey |
| 18 | Anna Stromsky | 75 | Mother | — | Austria |
| 19 | Alexander Macgregor | 41 | Head | Financial Dept | New Jersey |
| 20 | Esther M. Macgregor | 39 | Wife | — | New Jersey |
| 21 | Charles D. Macgregor | 11 | Son | — | New Jersey |
| 22 | Richard C. Macgregor | 9 | Son | — | New Jersey |
| 23 | Antoinette Durhand | 34 | Head | Proprietor | New Hampshire |
| 24 | Caroline Herdt | 72 | Mother-in-law | — | Germany |
| 25 | Nan B. Smith | 50 | Head | Proprietor | South Dakota |
| 26 | Robert A. Wurty | 19 | Son | — | New Jersey |
| 27 | William O. Wurty | 17 | Son | — | New Jersey |
| 28 | James K. Lynch | 23 | Son | Truck Helper | New Jersey |
| 29 | John A. Lynch | 21 | Son | Helper | New Jersey |
| 30 | Robert J. Lynch | 12 | Son | — | New Jersey |
| 31 | Fred H. Quackenbush | 75 | Brother-in-law | — | New Jersey |
| 32 | Janet D. Smith | 10 | Daughter | — | New Jersey |
| 33 | Norman L. Langlois | 14 | Son | — | New York |
| 34 | Alfred J. Krickecker | 17 | Son | — | New York |
| 35 | Edward A. Thomas | 5 | Son | — | New Jersey |
| 36 | Florence F. Mason | 43 | Aunt | Stenographer | New Jersey |
| 37 | Alfred B. Thomas THIS PERSON | 14 | Son | — | Pennsylvania |
| 38 | Nancy E. Thomas | 13 | Daughter | — | New Jersey |
| 39 | Elizabeth L. Reason | 53 | Mother-in-law | Sales Clerk | Pennsylvania |
| 40 | William M. Griffin | 22 | Step-son | — | New Jersey |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)