MC
Mary Clarke — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Westchester-County, New York
Our Model Tree links this Mary Clarke across the 1920, 1930 and 1940 US Censuses in Westchester-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 4-person household.
Age 45
b. ~1895
Female
Spouse
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Westchester-County, New York |
| Surname | Clarke |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | White Plains |
| 1935 Residence (County) | Westchester |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | White Plains |
| Est. Birth Year | ~1895 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gloria Clarke | Daughter | — | 20 | ~1920 |
| Mary Clarke | Spouse | — | 45 | ~1895 |
| George Clarke | Head | — | 60 | ~1880 |
| Weldon Clarke | Son | — | 26 | ~1914 |
Census Appearances
1920
New York, …
Other, age 25
New York, New York · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Mary |
| Relationship to Head | Lodger |
| Sex | F |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Cook |
| Industry | Private Family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
New York, …
Other, age 36
New York, New York · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clarke |
| Given Name | Mary |
| Relationship to Head | Sister in law |
| Sex | F |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 18 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Waitress |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Westchester-County, New …
Spouse, age 45
Westchester-County, New York · implied b. ~1895 — 4 household members
| Surname | Clarke |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | White Plains |
| 1935 Residence (County) | Westchester |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Clarke
Spouse · 1940 · age 45 · b. ~1895 · 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 — Westchester-County, New York
Open full size
1940 US Federal Census — Westchester-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02814-00275)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lavinia Jenkins | 46 | Head | — | Virginia |
| 42 | Marion Jenkins | 18 | Daughter | Housework | Virginia |
| 43 | Mildred Jenkins | 17 | Daughter | — | Virginia |
| 44 | Beatrice Jenkins | 14 | Daughter | — | New York |
| 45 | Carl Jenkins | 11 | Son | — | New York |
| 46 | Raymond Mastromonaco | 59 | Head | — | Italy |
| 47 | Annetta Mastromonaco | 50 | Wife | Shoemaker | Italy |
| 48 | Jessie Mastromonaco | 33 | Daughter | — | Italy |
| 49 | John Mastromonaco | 17 | Son | — | New York |
| 50 | Flora Mastromonaco | 12 | Daughter | — | New York |
| 51 | Anthony Cordivello | 48 | Head | — | Italy |
| 52 | Santa Cordivello | 39 | Wife | Laborer | Italy |
| 53 | Tony Cordivello | 9 | Son | — | New York |
| 54 | Mathew Cordivello | 8 | Son | — | New York |
| 55 | Vito Cordivello | 5 | Son | — | New York |
| 56 | Josephine Cordivello | 1 | Daughter | — | New York |
| 57 | George Clarke | 60 | Head | Mover | Georgia |
| 58 | Mary Clarke THIS PERSON | 45 | Wife | — | Virginia |
| 59 | Weldon Clarke | 26 | Son | Delivery Boy | New York |
| 60 | Gloria Clarke | 20 | Daughter | Flower Maker | New York |
| 61 | Cancelled | None | — | — | — |
| 62 | Cancelled | None | — | — | — |
| 63 | Mack Adams | 35 | Head | Janitor | New York |
| 64 | Hazel Adams | 27 | Wife | House Work | New York |
| 65 | Henry Fuchs | 41 | Head | Chauffeur | New York |
| 66 | Frances Fuchs | 35 | Wife | Telephone Operator | New York |
| 67 | William Fuchs | 14 | Son | — | New York |
| 68 | Henry Jr. Fuchs | 11 | Son | — | New York |
| 69 | George Genoese | 27 | Head | Delivery Boy | New York |
| 70 | Sarah Genoese | 26 | Wife | Telephone Operator | New York |
| 71 | Cancelled | None | — | — | — |
| 72 | James Zern | 26 | Head | Truck Driver | Pennsylvania |
| 73 | Helen Zern | 22 | Wife | — | New York |
| 74 | Patricia Ann Zern | 1 | Daughter | — | New York |
| 75 | James W. Jr. Zern | 0 | Son | — | New York |
| 76 | Harry Taliaferro | 63 | Head | Bookkeeper | Virginia |
| 77 | Elnora Taliaferro | 63 | Wife | — | Virginia |
| 78 | Cornel Robinson | 42 | Head | Chauffeur | South Carolina |
| 79 | Clara Robinson | 43 | Wife | Cleaner | New York |
| 80 | Irene Robinson | 20 | Daughter | — | New York |
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)