MH
Mary Hennessey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Mary Hennessey across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 7-person household.
Age 48
b. ~1892
Female
Spouse
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Hennessey |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York State |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New York State |
| Est. Birth Year | ~1892 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Rosemary Hennessey | Daughter | — | 18 | ~1922 |
| Mary Hennessey | Spouse | — | 48 | ~1892 |
| Edward Hennessey | Head | — | 62 | ~1878 |
| Thomas Hennessey | Son | — | 11 | ~1929 |
| Joseph Hennessey | Son | — | 17 | ~1923 |
| Teresa Hennessey | Daughter | — | 16 | ~1924 |
| Edward Hennessey | Son | — | 20 | ~1920 |
Census Appearances
1930
Kings, New …
Daughter, age 37
Kings, New York · implied b. ~1893 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hennessy |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 25 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Spouse, age 48
Kings-County, New York · implied b. ~1892 — 7 household members
| Surname | Hennessey |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York State |
| 1935 Residence (County) | Kings |
| Income (1939) | 0 |
| 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 Mary Hennessey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Hennessey
Spouse · 1940 · age 48 · b. ~1892 · 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 — 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-t0627-02566-00105)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry Grubman | 56 | Head | — | Poland |
| 42 | Rose Grubman | 45 | Wife | — | Russia |
| 43 | Carl Mammarella | 32 | Head | Truck Driver | New York |
| 44 | Mary Mammarella | 27 | Wife | — | New York |
| 45 | Elizabeth Mammarella | 2 | Daughter | — | New York |
| 46 | William Frank | 50 | Lodger | Laborer | New York |
| 47 | Isidor Bolner | 31 | Head | Salesman | Roumania |
| 48 | Evelyn Bolner | 25 | Wife | — | New York |
| 49 | Joseph Bolner | 35 | Brother | Traveling Salesman | Roumania |
| 50 | Anthony Rorafi | Rorafai | 44 | Head | — | Italy |
| 51 | America Rorafi | Rorafai | 38 | Wife | — | Phil. |
| 52 | Marie Rorafi | Rorafai | 18 | Daughter | — | New York |
| 53 | Ezilda Rorafi | Rorafai | 16 | Daughter | — | New York |
| 54 | Carmela Rorafi | Rorafai | 14 | Daughter | — | New York |
| 55 | Paul Rorafi | Rorafai | 12 | Son | — | New York |
| 56 | Helen Rorafi | Rorafai | 9 | Daughter | — | New York |
| 57 | Adele Rorafi | Rorafai | 6 | Daughter | — | New York |
| 58 | Reva Konstantin | 56 | Head | Hand Work | Russia |
| 59 | Edward Hennessey | 62 | Head | — | New York |
| 60 | Mary Hennessey THIS PERSON | 48 | Wife | — | New York |
| 61 | Edward Hennessey | 20 | Son | Handyman | New York |
| 62 | Rosemary Hennessey | 18 | Daughter | Beautician | New York |
| 63 | Joseph Hennessey | 17 | Son | Messenger | New York |
| 64 | Teresa Hennessey | 16 | Daughter | — | New York |
| 65 | Thomas Hennessey | 11 | Son | — | New York |
| 66 | William H. Pitts | 61 | Head | — | New York |
| 67 | Edith B. Pitts | 65 | Wife | — | New York |
| 68 | William Discher | 46 | Head | Helper | New York |
| 69 | Florence Discher | 43 | Wife | — | New York |
| 70 | Florence Discher | 19 | Daughter | — | New York |
| 71 | Gloria Discher | 13 | Daughter | — | New York |
| 72 | Lorraine Discher | 9 | Daughter | — | New York |
| 73 | William Discher | 5 | Son | — | New York |
| 74 | John Discher | 2 | Son | — | New York |
| 75 | Louis Greenberg | 28 | Head | Fruitier | New York |
| 76 | Dorothy Greenberg | 25 | Wife | — | Latvia |
| 77 | Ilean Greenberg | 0 | Daughter | — | New York |
| 78 | Louis Berman | 41 | Head | Insurance Broker | Russia |
| 79 | Florence Berman | 25 | Wife | — | Penn. |
| 80 | Ravel Berman | 11 | Son | — | 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)