AT
Alfred Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Westchester-County, New York
Our Model Tree links this Alfred Thomas across the 1920, 1930 and 1940 US Censuses in Westchester-County, New York (XGBoost, ~Confirmed), with identified parents Alfred & Mary — first a head (b.~1907), then head of a 6-person household.
Age 33
b. ~1907
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Westchester-County, New York |
| Surname | Thomas |
| Given Name | Alfred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Port Chester |
| 1935 Residence (County) | Westchester |
| Additional Details | |
| Occupation | Mechanic |
| Industry | PW |
| Class of Worker | 336 |
| Hours Worked | 48 |
| Income (1939) | 991 |
| Highest Grade | No 8 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Mechanic |
| Township / Ward | Mamaroneck V |
| Est. Birth Year | ~1907 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| Alfred Thomas | Head | — | 33 | ~1907 |
| Virginia Thomas | Daughter | — | 11 | ~1929 |
| Janet Thomas | Daughter | — | 7 | ~1933 |
| Alfred Thomas | Son | — | 10 | ~1930 |
| Alice Thomas | Daughter | — | 6 | ~1934 |
| Virginia Thomas | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Westchester, New …
Son, age 13
Westchester, New York · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Alfred Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Westchester, New …
Head, age 24
Westchester, New York · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Alfred Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 21 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Westchester-County, New …
Head, age 33
Westchester-County, New York · implied b. ~1907 — 6 household members
| Surname | Thomas |
| Given Name | Alfred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Port Chester |
| 1935 Residence (County) | Westchester |
| Occupation | Mechanic |
| Industry | PW |
| Class of Worker | 336 |
| Hours Worked | 48 |
| Income (1939) | 991 |
| Highest Grade | No 8 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alfred Thomas (~0.92 confidence) and mother Mary Thomas (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alfred Thomas
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Mary Thomas
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alfred Thomas
Head · 1940 · age 33 · b. ~1907 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Westchester-County, New York
Open full size
1940 US Federal Census — Westchester-County, New York
Page Contents
13 people indexed on this census page (nara:1940:m-t0627-02805-00184)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary N Taylor | 74 | Head | — | Eire |
| 42 | Josephine Taylor | 42 | Daughter | — | Conn |
| 43 | George Taylor | 40 | Son | Bookkeeper-Accountant | Conn |
| 44 | Alfred Thomas THIS PERSON | 33 | Head | Mechanic | New York |
| 45 | Virginia (R) Thomas | 29 | Wife | — | New York |
| 46 | Virginia Thomas | 11 | Daughter | — | New York |
| 47 | Alfred Thomas | 10 | Son | — | New York |
| 48 | Janet Thomas | 7 | Daughter | — | New York |
| 49 | Alice Thomas | 6 | Daughter | — | New York |
| 50 | Mora (X) Callahan | 57 | Head | — | Illinois |
| 51 | Allen Callahan | 20 | Son | Tree Surgeon | New York |
| 52 | Anne Callahan | 18 | Daughter | New Worker | New York |
| 53 | Alice Callahan | 14 | Daughter | — | New York |
Pedigree Summary
Alfred
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)