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William Lyon — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this William Lyon across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Stephen & Edith — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Lyon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Wood Turner |
| Industry | Wood Mfg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 850 |
| Highest Grade | Hs 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Wood Turner |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1919 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Dick Welsh | Other | — | 24 | ~1916 |
| Edith Lyon | Head | — | 59 | ~1881 |
| Raymond Hagedorn | Other | — | 29 | ~1911 |
| William Lyon | Son | — | 35 | ~1905 |
| Virginia Hagedorn | Other | — | 31 | ~1909 |
| William Lyon | Son | — | 21 | ~1919 |
Census Appearances
1920
Hudson, New …
Son, age 1
Hudson, New Jersey · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lyon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 11
Hudson, New Jersey · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lyon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 21
Hudson-County, New Jersey · implied b. ~1919 — 6 household members
| Surname | Lyon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Wood Turner |
| Industry | Wood Mfg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 850 |
| Highest Grade | Hs 8 |
| 1935 Residence | Same place |
| 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 Lyon across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Stephen Lyon (~0.92 confidence) and mother Edith Lyon (~0.92 confidence) and mother Mildred Lyon (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Stephen Lyon
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Edith Lyon
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mildred Lyon
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Lyon
Son · 1940 · age 21 · b. ~1919 · New Jersey
★ You are viewing this record
Sibling
William Lyon
Sibling · 1940 · age 35
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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02406-00428)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Florence Sowers | 12 | Daughter | — | New Jersey |
| 42 | Lorraine Sowers | 10 | Daughter | — | New Jersey |
| 43 | Fannie Lucci | 42 | Head | — | Russia |
| 44 | Morris Lucci | 50 | Head | Manager | Poland |
| 45 | Sylvia Lucci | 19 | Daughter | Book-Keeper | New York |
| 46 | Irving Lucci | 12 | Son | — | New York |
| 47 | Anthony Lucci | 9 | Son | — | New York |
| 48 | Anthony Simon | 47 | Head | Packer | New Jersey |
| 49 | Fannie Simon | 48 | Wife | Belt & Garter Maker | Italy |
| 50 | Bridget Purvis | 60 | Head | Matron | Eire |
| 51 | Edward Purvis | 26 | Son | Clerk | New Jersey |
| 52 | Joseph Purvis | 23 | Son | Electrician | New Jersey |
| 53 | Harold Purvis | 20 | Son | — | New Jersey |
| 54 | Thomas Purvis | 18 | Son | — | New Jersey |
| 55 | Helen Aiello | 31 | Daughter | — | New Jersey |
| 56 | Edwin Aiello | 30 | Son-in-law | Clerk | New Jersey |
| 57 | Edwin Jr. Aiello | 10 | Grandson | — | New Jersey |
| 58 | John Reilly | 49 | Head | Chauffeur | New Jersey |
| 59 | Agnes Reilly | 47 | Wife | — | New York |
| 60 | Charlotte Crooker | 38 | Sister-in-law | Attendant | New York |
| 61 | Frank Burkhard | 42 | Head | Chauffeur | New Jersey |
| 62 | Margaret Burkhard | 41 | Wife | Operator | New Jersey |
| 63 | John Burkhard | 11 | Son | — | New Jersey |
| 64 | Frank Jr. Burkhard | 15 | Son | — | New Jersey |
| 65 | Charles Jackson | 76 | Head | — | Norway |
| 66 | Louise Jackson | 60 | Wife | — | England |
| 67 | Charles Jr. Jackson | 21 | Son | Stock Clerk | New Jersey |
| 68 | Edna Jackson | 42 | Daughter | Comptometer Operator | New Jersey |
| 69 | Viola Tiedemann | 40 | Daughter | — | New Jersey |
| 70 | Edith Lyon | 59 | Head | — | New Jersey |
| 71 | William Lyon | 35 | Son | — | New Jersey |
| 72 | William Lyon THIS PERSON | 21 | Son | Wood Turner | New Jersey |
| 73 | Raymond Hagedorn | 29 | Boarder | Packer | New Jersey |
| 74 | Virginia Hagedorn | 31 | Boarder | — | New Jersey |
| 75 | Dick Welsh | 24 | Boarder | Welder Ship Fitter | New Jersey |
| 76 | Nicholas Meehan | 41 | Head | Salesman | New Jersey |
| 77 | Margaret Meehan | 39 | Wife | — | New Jersey |
| 78 | Eleanor Meehan | 16 | Daughter | — | New Jersey |
| 79 | Margaret Meehan | 12 | Daughter | — | New Jersey |
| 80 | Dorothy Meehan | 6 | Daughter | — | New Jersey |
Related Census Records
Pedigree Summary
William + 1 sibling
Gen 1 · 3 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)