MN
Mary Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Orleans-County, Louisiana
Our Model Tree links this Mary Nelson across the 1920, 1930 and 1940 US Censuses in Orleans-County, Louisiana (XGBoost, ~Confirmed), with identified parents Guy & Guy — first a daughter (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orleans-County, Louisiana |
| Surname | Nelson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Sewerage and Water Board |
| Class of Worker | GW |
| Hours Worked | 38 |
| Income (1939) | 1080 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Stenographer |
| Township / Ward | New Orleans City |
| Est. Birth Year | ~1911 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Nelson | Daughter | — | 29 | ~1911 |
| Guy Nelson | Head | — | 50 | ~1890 |
| Guy Nelson | Son | — | 27 | ~1913 |
| Florence Nelson | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Orleans, Louisiana
Daughter, age 8
Orleans, Louisiana · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Orleans, Louisiana
Daughter, age 18
Orleans, Louisiana · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| 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 29
Orleans-County, Louisiana · implied b. ~1911 — 4 household members
| Surname | Nelson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Occupation | Stenographer |
| Industry | Sewerage and Water Board |
| Class of Worker | GW |
| Hours Worked | 38 |
| Income (1939) | 1080 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| 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 Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Guy Nelson (~0.92 confidence) and father Guy Nelson (~0.92 confidence) and father Guy Nelson (~0.92 confidence) and mother Florence Nelson (~0.92 confidence) and mother Florence Nelson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Guy Nelson
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Guy Nelson
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Guy Nelson
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Florence Nelson
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Florence Nelson
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Nelson
Daughter · 1940 · age 29 · b. ~1911 · Louisiana
★ You are viewing this record
Sibling
Guy Nelson
Sibling · 1940 · age 27
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-t0627-01436-00400)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mildred Leal | 25 | Wife | — | Louisiana |
| 2 | David Leal | 6 | Son | — | Louisiana |
| 3 | Alvin Madere | 38 | Head | Streetcar Motorman | Louisiana |
| 4 | Audrey Madere | 32 | Wife | — | Louisiana |
| 5 | Boyce Madere | 6 | Son | — | Louisiana |
| 6 | Alvin Jr. Madere | 2 | Son | — | Louisiana |
| 7 | Karl Madere | 0 | Son | — | Louisiana |
| 8 | Thomas Donnelly | 52 | Head | Laborer | Louisiana |
| 9 | Amelia Donnelly | 51 | Sister | — | Louisiana |
| 10 | Charles Strimbe | 53 | Head | Carp. Carpenter | Louisiana |
| 11 | Mary Strimbe | 51 | Wife | — | Cuba |
| 12 | George H. Sr. Keese | 64 | Head | Carpenter | Louisiana |
| 13 | Jennie D. Keese | 61 | Wife | — | Louisiana |
| 14 | Philip G. Keese | 35 | Son | Insurance Collector | Louisiana |
| 15 | George H. Jr. Keese | 29 | Son | House Painter | Louisiana |
| 16 | Theodore Rogers | 51 | Head | Boilermaker | Mississippi |
| 17 | Allie Rogers | 47 | Wife | — | Mississippi |
| 18 | William Rogers | 13 | Son | — | Kansas |
| 19 | Frederick Rogers | 8 | Son | — | Oklahoma |
| 20 | Grace Rogers | 7 | Daughter | — | Oklahoma |
| 21 | Myrtie J. Queen | 42 | Head | Bricklayer | S. Carolina |
| 22 | Viola V. Queen | 32 | Wife | — | New York |
| 23 | Myrtie J. Jr. Queen | 4 | Son | — | Texas |
| 24 | Reidella Queen | 3 | Daughter | — | Texas |
| 25 | Harriet L. Queen | 1 | Daughter | — | N. Carolina |
| 26 | Ralph Smith | 15 | Nephew | — | Louisiana |
| 27 | Michel Beyerdorfer | 74 | Head | — | Missouri |
| 28 | Genevieve Bast | 47 | Sister in law | — | Louisiana |
| 29 | Helen M. Bast | 13 | Niece | — | Louisiana |
| 30 | Emma C. Bast | 12 | Niece | — | Louisiana |
| 31 | Myra Bast | 6 | Niece | — | Louisiana |
| 32 | Guy Mcn. Nelson | 50 | Head | Hardware Clerk | Louisiana |
| 33 | Florence Nelson | 54 | Wife | — | Louisiana |
| 34 | Mary Nelson THIS PERSON | 29 | Daughter | Stenographer | Louisiana |
| 35 | Guy Jr. Nelson | 27 | Son | Bill Clerk | Louisiana |
| 36 | Val Beecher | 36 | Head | Salesman | Louisiana |
| 37 | Stella Beecher | 33 | Wife | — | Mississippi |
| 38 | Rose M. Beecher | 8 | Daughter | — | Louisiana |
| 39 | Tena Folse | 34 | Head | Seamstress | Louisiana |
Related Census Records
Pedigree Summary
Mary + 1 sibling
Gen 1 · 5 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)