ON
Oscar Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bronx-County, New York
Our Model Tree links this Oscar Nelson across the 1920, 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed), with identified parents Carl & Andrew — first a son (b.~1916), then head of a 4-person household.
Age 24
b. ~1916
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bronx-County, New York |
| Surname | Nelson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Bronx |
| Additional Details | |
| Occupation | Laborer |
| Industry | W.P.A. Layout |
| Class of Worker | GW |
| Hours Worked | 8 |
| Income (1939) | 288 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Laborer |
| Township / Ward | New York City |
| Est. Birth Year | ~1916 |
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 Oscar | Age | Birth yr |
|---|---|---|---|---|
| Carl Nelson | Head | — | 56 | ~1884 |
| Carl Nelson | Son | — | 28 | ~1912 |
| Oscar Nelson | Son | — | 24 | ~1916 |
| Augusta Nelson | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Bronx, New …
Son, age 4
Bronx, New York · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Mother Tongue | Swedish |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Bronx, New …
Son, age 14
Bronx, New York · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Bronx-County, New …
Son, age 24
Bronx-County, New York · implied b. ~1916 — 4 household members
| Surname | Nelson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Bronx |
| Occupation | Laborer |
| Industry | W.P.A. Layout |
| Class of Worker | GW |
| Hours Worked | 8 |
| Income (1939) | 288 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Oscar Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Carl Nelson (~0.92 confidence) and father Andrew Nelson (~0.92 confidence) and father Carl Nelson (~0.92 confidence) and mother Augusta Nelson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carl Nelson
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Andrew Nelson
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Carl Nelson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Augusta Nelson
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Nelson
Son · 1940 · age 24 · b. ~1916 · New York
★ You are viewing this record
Sibling
Carl Nelson
Sibling · 1940 · age 28
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 — Bronx-County, New York
Open full size
1940 US Federal Census — Bronx-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02490-00357)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charlotte Faster | 10 | Daughter | — | New York |
| 42 | Samuel Goldstein | 59 | Head | Mechanic | Hungary |
| 43 | Estelle Goldstein | 55 | Wife | Presser | Hungary |
| 44 | Louis Goldstein | 36 | Son | Stock-Boy | Hungary |
| 45 | Lawrence Arkey | 36 | Head | Painter | Hungary |
| 46 | Olga Arkey | 34 | Wife | — | Hungary |
| 47 | Judith R. Arkey | 4 | Daughter | — | New York City |
| 48 | Carl Nelson | 56 | Head | Carpenter | Sweden |
| 49 | Augusta Nelson | 54 | Wife | — | Sweden |
| 50 | Carl, Jr. Nelson | 28 | Son | Presser | New York |
| 51 | Oscar Nelson THIS PERSON | 24 | Son | Laborer | New York |
| 52 | Sol Weissman | 38 | Head | Home Relief | New York |
| 53 | Lillie Weissman | 35 | Wife | — | Poland |
| 54 | Anna Weissman | 13 | Daughter | — | New York |
| 55 | Stanley Weissman | 8 | Son | — | New York |
| 56 | Joseph Fischer | 50 | Head | Bricklayer | New York |
| 57 | May Fischer | 45 | Wife | — | New York |
| 58 | Jacob Cohen | 54 | Head | Iron Worker | Lithuania |
| 59 | Sarah Cohen | 52 | Wife | — | Lithuania |
| 60 | Alex Cohen | 22 | Son | Bookkeeper Accountant | New York |
| 61 | Irving Cohen | 19 | Son | — | New York |
| 62 | Sam Schiller | 45 | Head | Cab-Driver | Austria |
| 63 | Pearl Schiller | 31 | Wife | — | New York |
| 64 | Frieda Schiller | 12 | Daughter | — | New York |
| 65 | Isabella Schiller | 11 | Daughter | — | New York |
| 66 | Albert Schiller | 4 | Son | — | New York |
| 67 | Mary Dublin | 80 | Lodger | Home Relief | Russia |
| 68 | Alex Lipschitz | 68 | Head | — | Russia |
| 69 | Lena Lipschitz | 62 | Wife | — | Russia |
| 70 | Minnie Watson | 32 | Daughter | Beautician | New York |
| 71 | Elaine Watson | 12 | Daughter | — | New York |
| 72 | Hyman Yablon | 50 | Head | Finisher | Poland |
| 73 | Esther Yablon | 44 | Wife | — | Poland |
| 74 | Raymond Yablon | 17 | Son | — | New York |
| 75 | Kalliope Constantinou | 38 | Lodger | Waiter | Greece |
| 76 | Max Roth | 45 | Head | Presser | Roumania |
| 77 | Lena Roth | 48 | Wife | — | Roumania |
| 78 | Leonard Roth | 23 | Son | Asst. Gardener | New York |
| 79 | Rosalyn Roth | 20 | Daughter | Bookkeeper | New York |
| 80 | Esther Fess | 48 | Head | — | Russia |
Pedigree Summary
Oscar + 1 sibling
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)