WN
William Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this William Nelson across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents Amos & James — first a son (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Nelson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | attendant |
| Industry | theatre |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 350 |
| Highest Grade | H 1 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Attendant |
| Township / Ward | Maplewood |
| Est. Birth Year | ~1912 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Isabel Nelson | Daughter | — | 31 | ~1909 |
| James Nelson | Head | — | 67 | ~1873 |
| William Nelson | Son | — | 28 | ~1912 |
| Mary Nelson | Spouse | — | 69 | ~1871 |
Census Appearances
1920
Essex, New …
Son, age 6
Essex, New Jersey · implied b. ~1914 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New Jersey |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Son, age 17
Essex, New Jersey · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New Jersey |
| Occupation | Mail boy |
| Industry | Life Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Son, age 28
Essex-County, New Jersey · implied b. ~1912 — 4 household members
| Surname | Nelson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Occupation | attendant |
| Industry | theatre |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 350 |
| Highest Grade | H 1 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 William Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Amos Nelson (~0.92 confidence) and father James Nelson (~0.92 confidence) and father James Nelson (~0.92 confidence) and mother Mary Nelson (~0.92 confidence) and mother Mary Nelson (~0.92 confidence) and mother Mary Nelson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Amos Nelson
b. ~1874
Source father
● Household
· direct · ~0.92
Father
James Nelson
b. ~1863
Source father
● Household
· direct · ~0.92
Father
James Nelson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Mary Nelson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Mary Nelson
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mary Nelson
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Nelson
Son · 1940 · age 28 · b. ~1912 · New Jersey
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Sibling
Isabel Nelson
Sibling · 1940 · age 31
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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02336-00630)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Arthur H. Koenig | 37 | Head | Salesman | New Jersey |
| 42 | Frances A. Koenig | 33 | Wife | — | Germany |
| 43 | Viola Koenig | 11 | Daughter | — | New Jersey |
| 44 | Joseph Orband | 24 | Brother-in-law | Furnace Attender | Penn |
| 45 | Josephine Nazegger | 70 | Mother | — | Switzerland |
| 46 | Louis F. Kunz | 44 | Head | Telephone Operator | Penn |
| 47 | Mary A. Kunz | 51 | Wife | — | New Jersey |
| 48 | Louis Jr. Kunz | 20 | Son | Printer | New Jersey |
| 49 | Michael Malone | 41 | Head | Machinist | Italy |
| 50 | Philomena A. Malone | 36 | Wife | Teacher | New Jersey |
| 51 | Virginia Malone | 0 | Daughter | — | New Jersey |
| 52 | Frank Distifano | 60 | Father-in-law | — | Italy |
| 53 | Gertrude Distifano | 60 | Mother-in-law | — | Italy |
| 54 | Clarence Kradell | 37 | Head | Printer | New Jersey |
| 55 | Elizabeth A. Kradell | 35 | Wife | — | New Jersey |
| 56 | Elizabeth Kradell | 11 | Daughter | — | New Jersey |
| 57 | Deloris Kradell | 9 | Daughter | — | New Jersey |
| 58 | Elaine Kradell | 7 | Daughter | — | New Jersey |
| 59 | Ralph A. Errington | 38 | Head | Die Sinker | New Jersey |
| 60 | Frieda Errington | 39 | Wife | — | New Jersey |
| 61 | Raymond Errington | 15 | Son | — | New Jersey |
| 62 | Ralph Errington | 9 | Son | — | New Jersey |
| 63 | Alice Errington | 4 | Daughter | — | New Jersey |
| 64 | Raymond Schweikert | 25 | Head | Clerk | New Jersey |
| 65 | Mary Schweikert | 22 | Wife | Clerk | New Jersey |
| 66 | James Nelson | 67 | Head | Chauffeur | New York |
| 67 | Mary A. Nelson | 69 | Wife | — | New York |
| 68 | Isabel Nelson | 31 | Daughter | Clerk | New Jersey |
| 69 | William Nelson THIS PERSON | 28 | Son | Attendant | New Jersey |
| 70 | Charles Decker | 46 | Head | Salesman | New Jersey |
| 71 | Mabel A. Decker | 42 | Wife | — | New Jersey |
| 72 | Hazel Decker | 19 | Daughter | Copyholder | New Jersey |
| 73 | John Decker | 17 | Son | — | New Jersey |
| 74 | Victor S. Grover | 42 | Head | Engineer | New York |
| 75 | Julius A. Grover | 35 | Wife | — | Maryland |
| 76 | Victor S. Grover | 8 | Son | — | New Jersey |
| 77 | Richard W. Grover | 0 | Son | — | New Jersey |
| 78 | Morris Stark | 58 | Head | Buyer | Hungary |
| 79 | Rose A. Stark | 61 | Wife | — | Hungary |
| 80 | Edward Stark | 32 | Son | Clerk | New York |
Pedigree Summary
William + 1 sibling
Gen 1 · 6 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)