AT
Alfred Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Alfred Thomas across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Thomas |
| Given Name | Alfred N. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Everett City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Everett City |
| Est. Birth Year | ~1927 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| George Thomas | Son | — | 21 | ~1919 |
| Alfred Thomas | Son | — | 13 | ~1927 |
| John Thomas | Son | — | 23 | ~1917 |
| Robert Thomas | Son | — | 15 | ~1925 |
| Mary Thomas | Daughter | — | 25 | ~1915 |
| Joseph Thomas | Son | — | 17 | ~1923 |
| Thomas Thomas | Son | — | 27 | ~1913 |
| Mary Thomas | Spouse | — | 54 | ~1886 |
| Thomas Thomas | Head | — | 60 | ~1880 |
Census Appearances
1930
Middlesex, Massachusetts
Other, age 3
Middlesex, Massachusetts · implied b. ~1927 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Alexander F. |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 13
Middlesex-County, Massachusetts · implied b. ~1927 — 9 household members
| Surname | Thomas |
| Given Name | Alfred N. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Everett City |
| 1935 Residence (County) | Middlesex |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 13 · b. ~1927 · Massachusetts
★ You are viewing this record
Sibling
Joseph Thomas
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Thomas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Thomas
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Thomas
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Thomas
Sibling · 1940 · age 27
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01605-00074)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John F. Garland | 53 | Head | Carpenter | England |
| 2 | Abigail Garland | 48 | Wife | — | England |
| 3 | Eileen B. Garland | 23 | Daughter | Book Binder | Massachusetts |
| 4 | Florence M. Garland | 16 | Daughter | — | Massachusetts |
| 5 | John J. Mcgrath | 45 | Head | Salesman | Eire |
| 6 | Hannah Mcgrath | 36 | Wife | — | Eire |
| 7 | John J. Mcgrath | 7 | Son | — | Massachusetts |
| 8 | Mary V. Mcgrath | 3 | Daughter | — | Massachusetts |
| 9 | Anna T. Mcgrath | 1 | Daughter | — | Massachusetts |
| 10 | Jacob Cincotta | 37 | Head | Manager | Massachusetts |
| 11 | Rose A. Cincotta | 32 | Wife | — | Massachusetts |
| 12 | Jennie G. Cincotta | 10 | Daughter | — | Massachusetts |
| 13 | Cinero G. Cincotta | 7 | Son | — | Massachusetts |
| 14 | Giuseppe Lodi | 75 | Head | — | Italy |
| 15 | Laura Lodi | 74 | Wife | — | Italy |
| 16 | Thomas M. Thomas | 60 | Head | Motorman | Eire |
| 17 | Mary T. Thomas | 54 | Wife | — | Eire |
| 18 | Thomas M. Thomas | 27 | Son | Assistant News Agent | Massachusetts |
| 19 | Mary H. Thomas | 25 | Daughter | Stenographer | Massachusetts |
| 20 | John E. Thomas | 23 | Son | Salesman | Massachusetts |
| 21 | George F. Thomas | 21 | Son | Clerk | Massachusetts |
| 22 | Joseph H. Thomas | 17 | Son | — | Massachusetts |
| 23 | Robert B. Thomas | 15 | Son | — | Massachusetts |
| 24 | Alfred N. Thomas THIS PERSON | 13 | Son | — | Massachusetts |
| 25 | Arthur Pankoff | 37 | Head | Electrician | New Jersey |
| 26 | Louise H. Pankoff | 35 | Wife | — | Massachusetts |
| 27 | Myrtle C. Pankoff | 13 | Daughter | — | Massachusetts |
| 28 | Arthur Pankoff | 9 | Son | — | Massachusetts |
| 29 | George S. Denison | 43 | Head | Plumber | Massachusetts |
| 30 | Marie E. Denison | 38 | Wife | — | Massachusetts |
| 31 | Jean Denison | 17 | Daughter | — | Massachusetts |
| 32 | Doreen E. Denison | 15 | Daughter | — | Massachusetts |
| 33 | George S. Denison | 12 | Son | — | Massachusetts |
| 34 | Herman Grametoff | 24 | Brother-in-law | Messenger | Massachusetts |
| 35 | Eli Bourque | 67 | Head | — | Canada French |
| 36 | Agnes Bourque | 62 | Wife | — | Canada French |
| 37 | Francis B. Bourque | 29 | Son | Mill-Hand | Canada French |
| 38 | Edgar H. Bourque | 27 | Son | Stock Order Clerk | Canada French |
| 39 | Frank Lucco | 44 | Head | Barber | Italy |
| 40 | Mary E. Lucco | 48 | Wife | — | Massachusetts |
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)