MH
Mary Holden — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Mary Holden across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 6-person household.
Age 42
b. ~1898
Female
Spouse
Born: Austria
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Holden |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Austria |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Alien |
| Additional Details | |
| Occupation | Cleaner |
| Industry | Office Bldg. |
| Class of Worker | PW |
| Hours Worked | 18 |
| Income (1939) | 300 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
| Occupation | Cleaner |
| Township / Ward | New York City |
| Est. Birth Year | ~1898 |
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 |
|---|---|---|---|---|
| Myron Holden | Son | — | 13 | ~1927 |
| James Holden | Head | — | 45 | ~1895 |
| Helen Holden | Daughter | — | 12 | ~1928 |
| Martha Holden | Daughter | — | 10 | ~1930 |
| Olga Holden | Daughter | — | 19 | ~1921 |
| Mary Holden | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Kings, New …
Other, age 31
Kings, New York · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holdum |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Austria |
| Naturalization Status | Alien |
| Year of Immigration | 1914 |
| Age at First Marriage | 21 |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Can Read/Write | Yes |
| Mother Tongue | Slavic |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
1940
Kings-County, New …
Spouse, age 42
Kings-County, New York · implied b. ~1898 — 6 household members
| Surname | Holden |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Austria |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Alien |
| Occupation | Cleaner |
| Industry | Office Bldg. |
| Class of Worker | PW |
| Hours Worked | 18 |
| Income (1939) | 300 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
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 Holden across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Holden
Spouse · 1940 · age 42 · b. ~1898 · 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 — 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-t0627-02567-00895)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Valeria Zulchowski | 48 | Wife | Dressmaker | Poland |
| 42 | Grace Zulchowski | 16 | Daughter | No | New York |
| 43 | Walter Zulchowski | 13 | Son | — | New York |
| 44 | John Zulchowski | 11 | Son | — | New Jersey |
| 45 | Hubert Zulchowski | 8 | Son | — | New Jersey |
| 46 | Bernard Zulchowski | 5 | Son | — | New York |
| 47 | Frederick Christophore | 50 | Head | Carpenter | Norway |
| 48 | Maria Christophore | 45 | Wife | No | Norway |
| 49 | Etta Christophore | 15 | Daughter | No | New York |
| 50 | Harry Christophore | 14 | Son | No | New York |
| 51 | Henry Christensen | 53 | Head | Machinist | Denmark |
| 52 | Gudrun Christensen | 54 | Wife | No | Norway |
| 53 | Thomas Kelly | 31 | Head | Watchman | New York |
| 54 | Alice Kelly | 27 | Wife | No | New York |
| 55 | Walter Kelly | 9 | Son | — | New York |
| 56 | Thomas Kelly | 5 | Son | — | New York |
| 57 | Elizabeth Dyer | 51 | Head | No | Scotland |
| 58 | Frank Dyer | 27 | Son | Butcher | Scotland |
| 59 | John Mckechnie | 53 | Head | Custodian | Scotland |
| 60 | Isabelle Mckechnie | 52 | Wife | No | Scotland |
| 61 | Margaret Mckechnie | 20 | Daughter | File Clerk | Scotland |
| 62 | Barbara Mckechnie | 15 | Daughter | — | New York |
| 63 | Andrew Helgersen | 51 | Head | No | Norway |
| 64 | Thorkel Helgersen | 21 | Son | — | Norway |
| 65 | Thelma Helgersen | 16 | Daughter | No | New York |
| 66 | Mildred Helgersen | 13 | Daughter | — | New York |
| 67 | Peter Galloway | 59 | Head | Special Patrolman | Scotland |
| 68 | Mary Galloway | 56 | Wife | No | Poland |
| 69 | Helen Galloway | 20 | Daughter | No | New Hampshire |
| 70 | John Worrell | 49 | Head | Laborer | New York |
| 71 | Martha Worrell | 47 | Wife | No | New York |
| 72 | John Jr. Worrell | 19 | Son | Mail Clerk | New York |
| 73 | Helen Worrell | 17 | Daughter | No | New York |
| 74 | James Holden | 45 | Head | Cook | Austria |
| 75 | Mary Holden THIS PERSON | 42 | Wife | Cleaner | Austria |
| 76 | Olga Holden | 19 | Daughter | Packer | New York |
| 77 | Helen Holden | 12 | Daughter | No | New York |
| 78 | Myron Holden | 13 | Son | No | New York |
| 79 | Martha Holden | 10 | Daughter | — | New York |
| 80 | William Tell | 30 | Head | Electrician | 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)