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Margaret Mclean — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Margaret Mclean across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1905), then head of a 6-person household.
Age 35
b. ~1905
Female
Spouse
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | McLean |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | First papers filed |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | New York City |
| Est. Birth Year | ~1905 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Mclean | Spouse | — | 35 | ~1905 |
| John Mclean | Son | — | 6 | ~1934 |
| Kevin Mclean | Son | — | 5 | ~1935 |
| John Mclean | Head | — | 37 | ~1903 |
| Desmond Mclean | Son | — | 12 | ~1928 |
| Margaret Mclean | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Bronx, New …
Spouse, age 26
Bronx, New York · implied b. ~1904 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLean |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | First papers filed |
| Year of Immigration | 1926 |
| Age at First Marriage | 21 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Kings-County, New …
Spouse, age 35
Kings-County, New York · implied b. ~1905 — 6 household members
| Surname | McLean |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | First papers filed |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Margaret Mclean across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Mclean
Spouse · 1940 · age 35 · b. ~1905 · 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
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1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02587-00629)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Jr. Rafferty | 13 | Son | — | New York |
| 42 | Catherine S. Rafferty | 10 | Daughter | — | New York |
| 43 | William Rittenhouse | 45 | Head | Taxi Driver | New York |
| 44 | Frances Rittenhouse | 45 | Wife | — | New York |
| 45 | William Rittenhouse | 24 | Son | Taxi Driver | New York |
| 46 | Helen Rittenhouse | 22 | Daughter | — | New York |
| 47 | John Rischer | 26 | Head | Elevator Operator | New York |
| 48 | Helen Rischer | 27 | Wife | — | New York |
| 49 | Gail Rischer | 1 | Daughter | — | New York |
| 50 | John Mclean | 37 | Head | Motorman | Ireland |
| 51 | Margaret Mclean THIS PERSON | 35 | Wife | — | Ireland |
| 52 | Desmond Mclean | 12 | Son | — | Ireland |
| 53 | Margaret Mclean | 9 | Daughter | — | New York |
| 54 | John Mclean | 6 | Son | — | New York |
| 55 | Kevin Mclean | 5 | Son | — | New York |
| 56 | Michael Obay | 57 | Head | Laborer | Hungary |
| 57 | Theresa Obay | 51 | Wife | — | Hungary |
| 58 | Julia Obay | 27 | Daughter | Telephone Oper. | Penn |
| 59 | Eric Obay | 24 | Son | Machine Operator | Penn |
| 60 | John Obay | 20 | Son | Machine Oper. | Penn |
| 61 | Theresa Obay | 10 | Daughter | — | New York |
| 62 | Michael Halbert | 66 | Head | Handyman | Ireland |
| 63 | Anna Halbert | 52 | Wife | — | Ireland |
| 64 | Francis Halbert | 23 | Son | Truck Driver | New York |
| 65 | Andrew Kilian | 58 | Head | Furnace Man | Hungary |
| 66 | Barbara Kilian | 45 | Wife | — | Hungary |
| 67 | Irene Kilian | 23 | Daughter | Nurse | New York |
| 68 | Albert Kilian | 21 | Son | Delivery Man | New York |
| 69 | Olga Kilian | 18 | Daughter | — | New York |
| 70 | Michael Fidock | 29 | Head | Machinist | Penn |
| 71 | Emily Fidock | 31 | Wife | — | New York |
| 72 | Marie Fidock | 1 | Daughter | — | New York |
| 73 | Frank Fidock | 42 | Brother-in-law | Handy Man | New York |
| 74 | Alexander Zalavek | 22 | Head | Pressman | Conn |
| 75 | Stella Zalavek | 22 | Wife | — | New York |
| 76 | Michael Zalepa | 70 | Head | — | Austria |
| 77 | Paul Zalepa | 30 | Son | Helper | New York |
| 78 | Pauline Zalepa | 32 | Daughter | Machine Operator | New York |
| 79 | Frank Zalepa | 29 | Son | Chauffeur | New York |
| 80 | Helen Zalepa | 25 | 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)