TM
Thomas Mccarthy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Thomas Mccarthy across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Thomas & Norah — first a son (b.~1914), then head of a 7-person household.
Age 26
b. ~1914
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | McCarthy |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New York City |
| Est. Birth Year | ~1914 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Mary Mccarthy | Daughter | — | 29 | ~1911 |
| John Daly | Other | — | 24 | ~1916 |
| Regina Daly | Other | — | 22 | ~1918 |
| Norah Mccarthy | Spouse | — | 59 | ~1881 |
| Thomas Mccarthy | Son | — | 26 | ~1914 |
| William Mccarthy | Son | — | 27 | ~1913 |
| Thomas Mccarthy | Head | — | 60 | ~1880 |
Census Appearances
1920
Kings, New …
Son, age 6
Kings, New York · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 16
Kings, New York · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Office boy |
| Industry | Sugar brokers |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 26
Kings-County, New York · implied b. ~1914 — 7 household members
| Surname | McCarthy |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| 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 Thomas Mccarthy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Mccarthy (~0.92 confidence) and mother Norah Mccarthy (~0.92 confidence) and mother Honora Mccarthy (~0.92 confidence) and father Thomas Mccarthy (~0.92 confidence) and father Thomas Mccarthy (~0.92 confidence) and mother Katherine Mccarthy (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Mccarthy
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Norah Mccarthy
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Honora Mccarthy
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
Thomas Mccarthy
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Thomas Mccarthy
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Katherine Mccarthy
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Mccarthy
Son · 1940 · age 26 · b. ~1914 · New York
★ You are viewing this record
Sibling
William Mccarthy
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mccarthy
Sibling · 1940 · age 29
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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02582-00586)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John | 4 | Son | — | New York |
| 42 | Mary C | 3 | Daughter | — | New York |
| 43 | James | 1 | Son | — | New York |
| 44 | John Lawlor | 42 | Head | Longshoreman | New York |
| 45 | Mary E Lawlor | 44 | Wife | — | New York |
| 46 | John J Lawlor | 20 | Son | — | New York |
| 47 | Frank Ab Murphy | 64 | Head | — | New York |
| 48 | Josephine Ab Murphy | 52 | Wife | — | New York |
| 49 | Mary Mcmahon | 61 | Sister | — | New York |
| 50 | August Nelson | 74 | Head | — | Sweden |
| 51 | Christina Nelson | 72 | Wife | — | Sweden |
| 52 | David Kenney | 54 | Head | Guard | New York |
| 53 | Maude Kenney | 55 | Wife | — | New Jersey |
| 54 | Clifton Kenney | 21 | Son | Laborer | New York |
| 55 | Charles Martin | 42 | Head | Clerk | New York |
| 56 | Anna Martin | 39 | Wife | — | New York |
| 57 | Charles R Martin | 18 | Son | Clerk | New York |
| 58 | Louise Ruge | 68 | Mother | — | Germany |
| 59 | Anne Kold | 77 | Head | — | New York |
| 60 | Joseph Belma | 51 | Head | Dishwasher | Syria |
| 61 | Mary Belma | 37 | Wife | — | Syria |
| 62 | John Belma | 17 | Son | — | New York |
| 63 | Alfred Belma | 14 | Son | — | New York |
| 64 | Victor Belma | 10 | Son | — | New York |
| 65 | George Conrad | 42 | Head | Dressmaker | Syria |
| 66 | Emily Conrad | 36 | Wife | — | Syria |
| 67 | Thomas Mccarthy | 60 | Head | Watchman | New York |
| 68 | Norah Mccarthy | 59 | Wife | — | New York |
| 69 | Mary Mccarthy | 29 | Daughter | Operator | New York |
| 70 | William Mccarthy | 27 | Son | Laborer | New York |
| 71 | Thomas Mccarthy THIS PERSON | 26 | Son | — | New York |
| 72 | John Daly | 24 | Nephew | — | New York |
| 73 | Regina Daly | 22 | Niece | — | New York |
| 74 | Eugene Farrell | 40 | Head | Packer | New York |
| 75 | Margaret Farrell | 40 | Wife | — | New York |
| 76 | Eugene Jr. Farrell | 16 | Son | — | New York |
| 77 | Alice Farrell | 12 | Daughter | — | New York |
| 78 | Donald Farrell | 6 | Son | — | New York |
| 79 | — | None | — | — | — |
| 80 | Joseph Walker | 51 | Head | Fireman | Illinois |
Pedigree Summary
Thomas + 2 siblings
Gen 1 · 6 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)