MC
Mary Clarke — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-York-County, New York
Our Model Tree links this Mary Clarke across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1902), then head of a 6-person household.
Age 38
b. ~1902
Female
Spouse
Born: Irish Free State
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | Clarke |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Naturalization Status | Alien |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birthplace (normalized) | irish free state |
| Township / Ward | New York City |
| Est. Birth Year | ~1902 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| John Clarke | Son | — | 10 | ~1930 |
| James Clarke | Son | — | 11 | ~1929 |
| James Clarke | Head | — | 40 | ~1900 |
| Margaret Clarke | Daughter | — | 7 | ~1933 |
| Mary Clarke | Spouse | — | 38 | ~1902 |
| William Clarke | Son | — | 8 | ~1932 |
Census Appearances
1930
New York, …
Spouse, age 28
New York, New York · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clarke |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1922 |
| Age at First Marriage | 21 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Janitress |
| Industry | Apt House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | irish free state |
1940
New-York-County, New …
Spouse, age 38
New-York-County, New York · implied b. ~1902 — 6 household members
| Surname | Clarke |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Naturalization Status | Alien |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birthplace (normalized) | irish free state |
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 Mary Clarke across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Clarke
Spouse · 1940 · age 38 · b. ~1902 · New York
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — New-York-County, New York
Open full size
1940 US Federal Census — New-York-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02662-00992)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Q Clarke | 40 | Head | Chauffeur | Irish Free State |
| 2 | Mary Clarke THIS PERSON | 38 | Wife | — | Irish Free State |
| 3 | James Jr Clarke | 11 | Son | — | New York |
| 4 | John Clarke | 10 | Son | — | New York |
| 5 | William Clarke | 8 | Son | — | New York |
| 6 | Margaret M Clarke | 7 | Daughter | — | New York |
| 7 | Jeannette Bussell | 23 | Head | File Clerk | New York |
| 8 | Roberta Bussell | 7 | Daughter | — | New York |
| 9 | Ronald Bussell | 4 | Son | — | New York |
| 10 | Anthony B Ventura | 40 | Head | Lithographic Apprentice | Porto Rico |
| 11 | Angeline Ventura | 40 | Wife | — | Porto Rico |
| 12 | Gladys Ventura | 15 | Daughter | — | Porto Rico |
| 13 | Anthony Jr Ventura | 6 | Son | — | New York |
| 14 | Augustina Rivera | 47 | Head | Dressmaker | Porto Rico |
| 15 | Saurrey Rivera | 20 | Daughter | Finisher | Porto Rico |
| 16 | Doris Rivera | 17 | Daughter | New Worker | Porto Rico |
| 17 | Henry Leine | 53 | Head | Carpenter | Ireland |
| 18 | Elsie Leine | 46 | Wife | Housework | Ireland |
| 19 | Vesso Leine | 11 | Daughter | — | New York |
| 20 | Marie Miranda | 35 | Head | — | Porto Rico |
| 21 | Ramona Miranda | 19 | Daughter | Dressmaker | Porto Rico |
| 22 | Ursula Robles | 50 | Head | — | Porto Rico |
| 23 | Victor Colon | 15 | Friend | — | New York |
| 24 | Adele Colon | 9 | Friend | — | New York |
| 25 | Joseph Rafastron | 26 | Head | Kitchen Helper | Florida |
| 26 | Alice Rafastron | 23 | Wife | Press Operator | Porto Rico |
| 27 | Michael Fisher | 57 | Head | Salesman | Poland |
| 28 | Yetta Fisher | 54 | Wife | — | Poland |
| 29 | John Rouba | 63 | Head | Musician | Czecho Slovakia |
| 30 | Regina Rouba | 43 | Wife | — | Czecho Slovakia |
| 31 | Anna Rouba | 13 | Daughter | — | New York |
| 32 | Aureo Santana | 25 | Head | Kitchen Worker | Porto Rico |
| 33 | Marie S. Santana | 25 | Wife | Dressmaker | Porto Rico |
| 34 | Ignacia Rivera | 59 | Mother-in-law | — | Porto Rico |
| 35 | George Luber | 42 | Head | Helper | Poland |
| 36 | Stephanie Luber | 33 | Wife | Sewing Machine Operator | Poland |
| 37 | Alfonso Bustos | 31 | Head | — | Porto Rico |
| 38 | Lois Bustos | 7 | Wife | — | New York |
| 39 | Delvia Bustos | 6 | Daughter | — | New York |
| 40 | Enrico Negro | 31 | Lodger | — | Porto Rico |
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)