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Louise Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Nassau-County, New York
Our Model Tree links this Louise Brown across the 1920, 1930 and 1940 US Censuses in Nassau-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Female
Spouse
Born: France
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Nassau-County, New York |
| Surname | Brown |
| Given Name | Louise |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | France |
| 1935 Residence (City) | Roslyn Heights |
| 1935 Residence (County) | Nassau |
| Naturalization Status | Alien |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same House |
| Birth Country | France |
| Birthplace (normalized) | france |
| Township / Ward | Roslyn Heights |
| Est. Birth Year | ~1896 |
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 Louise | Age | Birth yr |
|---|---|---|---|---|
| Arthur Brown | Head | — | 49 | ~1891 |
| Arthur Brown | Son | — | 4 | ~1936 |
| George Brown | Son | — | 17 | ~1923 |
| Louise Brown | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Bronx, New …
Spouse, age 25
Bronx, New York · implied b. ~1895 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Louise |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | France |
| Father's Birthplace | France |
| Mother's Birthplace | France |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | French |
| Birth Country | France |
| Birthplace (normalized) | france |
1930
Nassau, New …
Other, age 34
Nassau, New York · implied b. ~1896 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Louisa |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | France |
| Naturalization Status | Alien |
| Year of Immigration | 1922 |
| Age at First Marriage | 17 |
| Father's Birthplace | France |
| Mother's Birthplace | France |
| Can Read/Write | Yes |
| Mother Tongue | French |
| Birth Country | France |
| Birthplace (normalized) | france |
1940
Nassau-County, New …
Spouse, age 44
Nassau-County, New York · implied b. ~1896 — 4 household members
| Surname | Brown |
| Given Name | Louise |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | France |
| 1935 Residence (City) | Roslyn Heights |
| 1935 Residence (County) | Nassau |
| Naturalization Status | Alien |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same House |
| Birth Country | France |
| Birthplace (normalized) | france |
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 Louise Brown across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Louise Brown
Spouse · 1940 · age 44 · b. ~1896 · 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 — Nassau-County, New York
Open full size
1940 US Federal Census — Nassau-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02692-00341)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edward Curick | 39 | Head | Chauffeur | New York |
| 42 | Helen Curick | 41 | Wife | — | New York |
| 43 | Joseph Malawicki | 49 | Head | Laborer | Poland |
| 44 | Josephine Malawicki | 48 | Wife | — | Poland |
| 45 | Adam Malawicki | 23 | Son | Laborer | New York |
| 46 | Merta Malawicki | 19 | Daughter | — | New York |
| 47 | Stanley Malebicki | 16 | Son | — | New York |
| 48 | Frank Mertz | 22 | Son in Law | Chauffeur | New York |
| 49 | June Mertz | 18 | Daughter | — | New York |
| 50 | Sam Sanneck | 62 | Lodger | Laborer | Poland |
| 51 | Dominick Rogalla | 49 | Lodger | Laborer | Poland |
| 52 | John Dybous | 26 | Head | Lineman | Poland |
| 53 | Josephine Dybous | 24 | Wife | — | Pennsylvania |
| 54 | John Dybous | 6 | Son | — | New York |
| 55 | Loretta Dybous | 12 | Daughter | — | New York |
| 56 | Peter Blazejewski | 49 | Head | Laborer | Poland |
| 57 | Hedwig Blazejewski | 44 | Wife | Laborer | Poland |
| 58 | Joseph Blazejewski | 22 | Son | Laborer | New York |
| 59 | Helen Blazejewski | 16 | Daughter | New Worker | New York |
| 60 | John Blazejewski | 13 | Son | — | New York |
| 61 | Stella Blazejewski | 11 | Daughter | — | New York |
| 62 | Irene Blazejewski | 7 | Daughter | — | New York |
| 63 | Julia Blazejewski | 5 | Daughter | — | New York |
| 64 | Walter Blazejewski | 2 | Son | — | New York |
| 65 | Arthur Brown | 49 | Head | Bricklayer | England |
| 66 | Louise Brown THIS PERSON | 44 | Wife | — | France |
| 67 | George Brown | 17 | Son | — | New York |
| 68 | Arthur Jr Brown | 4 | Son | — | New York |
| 69 | Frank Leach | 39 | Head | Patrolman | New York |
| 70 | Henrietta Leach | 34 | Wife | — | New York |
| 71 | Jane Leach | 4 | Daughter | — | New York |
| 72 | Arthur Hugginson | 51 | Head | Proprietor | England |
| 73 | Maude Hugginson | 49 | Wife | — | England |
| 74 | Irene Hugginson | 15 | Daughter | — | New York |
| 75 | Eleanora Hugginson | 11 | Daughter | — | New York |
| 76 | Thomas Hutcher | 30 | Head | Patrolman | New York |
| 77 | Marion Hutcher | 30 | Wife | — | New York |
| 78 | Marilyn Hutcher | 2 | Daughter | — | New York |
| 79 | Clarence Berow | 31 | Head | Teacher | New York |
| 80 | Ann Berow | 30 | Wife | — | 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)