WL
William Lee — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this William Lee across the 1910, 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents William & William — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Lee |
| Given Name | William P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Livingston TOWN |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Fire Oper. |
| Industry | Refinery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1700 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Fire Oper. |
| Township / Ward | Livingston Town |
| Est. Birth Year | ~1909 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Diane Lee | Daughter | — | 6 | ~1934 |
| William Lee | Head | — | 31 | ~1909 |
| Ada Lee | Spouse | — | 34 | ~1906 |
Census Appearances
1910
Essex, New …
Son, age
Essex, New Jersey · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| 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 |
1920
Essex, New …
Son, age 10
Essex, New Jersey · implied b. ~1910 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Son, age 20
Essex, New Jersey · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | William F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Inspector |
| Industry | Electric Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Head, age 31
Essex-County, New Jersey · implied b. ~1909 — 3 household members
| Surname | Lee |
| Given Name | William P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Livingston TOWN |
| 1935 Residence (County) | Essex |
| Occupation | Fire Oper. |
| Industry | Refinery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1700 |
| Highest Grade | Hs 4 |
| 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 Lee across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Lee (~0.92 confidence) and father William Lee (~0.92 confidence) and father Mortimer Lee (~0.92 confidence) and mother Elizabeth Lee (~0.92 confidence) and mother Edith Lee (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Lee
b. ~1888
Source father
● Household
· direct · ~0.92
Father
William Lee
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Mortimer Lee
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Lee
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Edith Lee
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Lee
Head · 1940 · age 31 · b. ~1909 · New Jersey
★ You are viewing this record
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-t0627-02335-00404)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Otto Burkhagen | 41 | Head | Asst Manager | New York |
| 2 | Florence Burkhagen | 32 | Wife | — | New Jersey |
| 3 | Robert Burkhagen | 13 | Son | — | New Jersey |
| 4 | Ross Burkhagen | 4 | Son | — | New Jersey |
| 5 | Alfred Gorgen | 52 | Head | Carpenter | New Jersey |
| 6 | Clara Gorgen | 50 | Wife | — | New Jersey |
| 7 | Dorothy Gorgen | 18 | Daughter | — | New Jersey |
| 8 | Eileen Gorgen | 13 | Daughter | — | New Jersey |
| 9 | William Jr. Gorgen | 9 | Son | — | New Jersey |
| 10 | Joseph Niemesch | 45 | Head | Insurance Agent | New Jersey |
| 11 | Wanda Niemesch | 42 | Wife | — | Poland |
| 12 | Kasimir Niemesch | 24 | Son | Busser | New Jersey |
| 13 | Irene Niemesch | 23 | Daughter | — | New Jersey |
| 14 | Edward Niemesch | 16 | Son | — | New Jersey |
| 15 | William Welch | 58 | Head | Night Watchman | Pennsylvania |
| 16 | Bertha Welch | 57 | Wife | — | Pennsylvania |
| 17 | William Jr. Welch | 29 | Son | Driver | Pennsylvania |
| 18 | Harry Welch | 24 | Son | Driver | Pennsylvania |
| 19 | Theodore Welch | 21 | Son | Setter | Pennsylvania |
| 20 | Wilfred Stickle | 23 | Boarder | Machine Operator | Pennsylvania |
| 21 | Peter Montgomery | 23 | Boarder | Stock Clerk | Pennsylvania |
| 22 | Roland A. Wilson | 47 | Head | — | New York |
| 23 | Anna Wilson | 38 | Wife | Clerk | New Jersey |
| 24 | Ronald Wilson | 6 | Son | — | New Jersey |
| 25 | Albert Miller | 52 | Head | Leather Helper | New Jersey |
| 26 | May Miller | 46 | Wife | — | New Jersey |
| 27 | Virginia Miller | 20 | Daughter | Clerk Typist | New Jersey |
| 28 | Albert R. Miller | 18 | Son | — | New Jersey |
| 29 | Phyllis Miller | 14 | Daughter | — | New Jersey |
| 30 | Barbara Miller | 7 | Daughter | — | New Jersey |
| 31 | Frederick Miller | 3 | Son | — | New Jersey |
| 32 | William P. Lee THIS PERSON | 31 | Head | Fire Oper. | New Jersey |
| 33 | Ada F. Lee | 34 | Wife | Mach. Oper. | New Jersey |
| 34 | Diane F. Lee | 6 | Daughter | — | New Jersey |
| 35 | Catherine Moran | 73 | Head | — | Ireland |
| 36 | Helen Moran | 36 | Daughter | Clerk | New Jersey |
| 37 | Mary Stinson | 40 | Daughter | Saleslady | New Jersey |
| 38 | Mary Stinson | 16 | Daughter | — | New Jersey |
| 39 | Robert O'Donnell | 40 | Head | Engineer | Ireland |
| 40 | Hannah O'Donnell | 45 | Wife | — | Ireland |
Related Census Records
Pedigree Summary
William
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)