MK
Mary Klein — 1940 US Census Record
Model Tree available1940 United States Federal Census · Orleans-County, Louisiana
Our Model Tree links this Mary Klein across the 1920, 1930 and 1940 US Censuses in Orleans-County, Louisiana (XGBoost, ~Confirmed), with identified parents Joseph & Jane — first a daughter (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orleans-County, Louisiana |
| Surname | Klein |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Insurance company |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 236 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Stenographer |
| Township / Ward | New Orleans City |
| Est. Birth Year | ~1918 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Helen Klein | Daughter | — | 20 | ~1920 |
| Mary Klein | Daughter | — | 22 | ~1918 |
| Emile Klein | Son | — | 16 | ~1924 |
| Jane Klein | Head | — | 54 | ~1886 |
| Bridget Reynolds | Other | — | 62 | ~1878 |
Census Appearances
1920
X, Louisiana
Daughter, age 2
X, Louisiana · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Klein |
| Given Name | Myrtle |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Orleans, Louisiana
Daughter, age 13
Orleans, Louisiana · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Klein |
| Given Name | Myrtle L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 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
Daughter, age 22
Orleans-County, Louisiana · implied b. ~1918 — 5 household members
| Surname | Klein |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Occupation | Stenographer |
| Industry | Insurance company |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 236 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| 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 Klein across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Joseph Klein (~0.92 confidence) and mother Jane Klein (~0.92 confidence) and mother Louise Klein (~0.92 confidence) and mother Louise Klein (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Klein
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Jane Klein
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Louise Klein
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Louise Klein
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Klein
Daughter · 1940 · age 22 · b. ~1918 · Louisiana
★ You are viewing this record
Sibling
Helen Klein
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emile Klein
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
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
39 people indexed on this census page (nara:1940:m-t0627-01426-00069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gladys Gillette | 18 | Niece | Clerk | Louisiana |
| 42 | John Vergez | 62 | Head | Butcher | France |
| 43 | Jeanne Vergez | 46 | Wife | — | Louisiana |
| 44 | Antonia Berruyer | 30 | Son | Trolley Operator | Louisiana |
| 45 | Olga Vergez | 21 | Daughter | Paste Clerk | Louisiana |
| 46 | John Vergez | 13 | Son | — | Louisiana |
| 47 | Felix Castay | 37 | Boarder | Watchman | Louisiana |
| 48 | Maurice Rugel | 33 | Son in law | Fireman | New York |
| 49 | Helen Rugel | 28 | Daughter | Clerk | Louisiana |
| 50 | Jane Klein | 54 | Head | — | Louisiana |
| 51 | Mary Jane Klein THIS PERSON | 22 | Daughter | Stenographer | Louisiana |
| 52 | Helen Klein | 20 | Daughter | Ward Clerk | Louisiana |
| 53 | Emile Klein | 16 | Son | — | Louisiana |
| 54 | Bridget Reynolds | 62 | Sister | Seamstress | Louisiana |
| 56 | Charles Zaerner | 43 | Head | Baker | Louisiana |
| 57 | Viola Zaerner | 33 | Wife | — | Louisiana |
| 58 | Andrew Dufour | 37 | Boarder | Foreman | Louisiana |
| 59 | Manuele Mayneart | 18 | Lodger | Warehouse Man | Louisiana |
| 60 | Murphy Jackman | 48 | Head | Warehouse Man | Louisiana |
| 61 | Isabel R. Jackman | 43 | Wife | — | Louisiana |
| 62 | Mary Ann Jackman | 21 | Daughter | Machine Operator | Louisiana |
| 63 | Pauline Jackman | 20 | Daughter | Machine Operator | Louisiana |
| 64 | Marguerite Jackman | 17 | Daughter | Machine Operator | Louisiana |
| 65 | Evellyn Jackman | 11 | Daughter | — | Louisiana |
| 66 | Ralph Geoffroy | 42 | Head | Laborer | Louisiana |
| 67 | Juliette Geoffroy | 37 | Wife | — | Louisiana |
| 68 | Michel Candebat | 35 | Head | Time Keeper | Louisiana |
| 69 | Vilma Candebat | 30 | Wife | — | Louisiana |
| 70 | Michel Jr. Candebat | 5 | Son | — | Louisiana |
| 71 | James Honners | 41 | Head | Pipe Fitter | Louisiana |
| 72 | Bertha Honners | 40 | Wife | — | Louisiana |
| 73 | Rose Lynn Honners | 2 | Daughter | — | Louisiana |
| 74 | Mary Bayle | 70 | Mother in law | — | Louisiana |
| 75 | Hettie Sietzen | 57 | Head | — | Missouri |
| 76 | Frank Sietzen | 19 | Son | Janitor | Louisiana |
| 77 | Mary Sietzen | 15 | Daughter | — | Missouri |
| 78 | Albert Morales | 28 | Son in law | Carpenter | Louisiana |
| 79 | Nettie Morales | 26 | Daughter | Clerical | Iowa |
| 80 | Rhone Ray | 34 | Head | — | Louisiana |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)