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Mary Lambert — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Orleans-County, Louisiana
Our Model Tree links this Mary Lambert across the 1920, 1930 and 1940 US Censuses in Orleans-County, Louisiana (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 6-person household.
Age 56
b. ~1884
Female
Spouse
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Orleans-County, Louisiana |
| Surname | Lambert |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Metairie |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | New Orleans City |
| Est. Birth Year | ~1884 |
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 |
|---|---|---|---|---|
| Dorothy Lambert | Daughter | — | 15 | ~1925 |
| Alfred Lambert | Head | — | 59 | ~1881 |
| Julia Lambert | Son | — | 13 | ~1927 |
| Alfred Lambert | Son | — | 18 | ~1922 |
| Milton Lambert | Son | — | 8 | ~1932 |
| Mary Lambert | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Orleans, Louisiana
Spouse, age 35
Orleans, Louisiana · implied b. ~1885 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Orleans, Louisiana
Spouse, age 43
Orleans, Louisiana · implied b. ~1887 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 17 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Orleans-County, Louisiana
Spouse, age 56
Orleans-County, Louisiana · implied b. ~1884 — 6 household members
| Surname | Lambert |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Metairie |
| 1935 Residence (County) | Jefferson |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Lambert across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lambert
Spouse · 1940 · age 56 · b. ~1884 · Louisiana
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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 — Orleans-County, Louisiana
Open full size
1940 US Federal Census — Orleans-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01424-00650)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph H. W. Garel | 4 | Son | — | Louisiana |
| 42 | Gabriel Mosteiro | 44 | Lodger | Lumber Maker | Louisiana |
| 43 | Louis A. Cuclura | 41 | Head | Manager | Louisiana |
| 44 | Johanna M. Cuclura | 39 | Wife | Manager | Louisiana |
| 45 | Louise M. Cuclura | 17 | Daughter | Waitress | Louisiana |
| 46 | Merlin J. Cuclura | 13 | Son | — | Louisiana |
| 47 | Stanley H. Cuclura | 10 | Son | — | Louisiana |
| 48 | Gladys Smith | 58 | Boarder | — | Louisiana |
| 49 | Pearl R. Chandler | 33 | Head | Waitress | Alabama |
| 50 | Eva Chandler | 15 | Daughter | — | Louisiana |
| 51 | Evelyn Chandler | 10 | Daughter | — | Louisiana |
| 52 | Thomas S. Chandler | 7 | Son | — | Louisiana |
| 53 | Harry J. Thompson | 24 | Head | Dry Cleaning Partner | Louisiana |
| 54 | Beatrice R. Thompson | 25 | Wife | — | Louisiana |
| 55 | Harry J. Jr. Thompson | 1 | Son | — | Louisiana |
| 56 | Maimie R. Meynard | 64 | Head | — | Louisiana |
| 57 | Jerry Meynard | 25 | Son | Carpenter | Louisiana |
| 58 | Gail E. Brem | 31 | Son-in-law | Printer | Louisiana |
| 59 | Mae Brem | 29 | Daughter | — | Louisiana |
| 60 | Gail E. Jr. Brem | 2 | Grandson | — | Louisiana |
| 61 | James R. Harris | 62 | Head | Proprietor | Mississippi |
| 62 | Hanna Abraham | 61 | Head | — | Louisiana |
| 63 | Pete Abraham | 32 | Son | Laborer | Louisiana |
| 64 | Matthew Abraham | 27 | Son | Packer | Louisiana |
| 65 | Francis Abraham | 38 | Son | Apprentice | Louisiana |
| 66 | Lillian Abraham | 38 | Daughter-in-law | — | Louisiana |
| 67 | Francis W. Abraham | 9 | Grandson | — | Louisiana |
| 68 | Francis Sallar | 58 | Brother | Foreman | Louisiana |
| 69 | Alfred L. Lambert | 59 | Head | — | Louisiana |
| 70 | Mary L. Lambert THIS PERSON | 56 | Wife | — | Louisiana |
| 71 | Alfred L. Jr. Lambert | 18 | Son | Attendant | Louisiana |
| 72 | Dorothy Lambert | 15 | Daughter | — | Louisiana |
| 73 | Julia Lambert | 13 | Son | — | Louisiana |
| 74 | Milton Lambert | 8 | Son | — | Louisiana |
| 75 | John D. Pretoise | 48 | Head | Instrument Man | New York |
| 76 | Lena M. Pretoise | 29 | Wife | — | New York |
| 77 | Robert Pretoise | 9 | Son | — | New Jersey |
| 78 | Frances J. Pretoise | 5 | Daughter | — | Mississippi |
| 79 | Joseph Mesmer | 42 | Lodger | Printer | Louisiana |
| 80 | Josephine Mesmer | 37 | Lodger | — | Louisiana |
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)