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William Lamb — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this William Lamb across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1914), then head of a 6-person household.
Age 26
b. ~1914
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Lamb |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | West Orange |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Clerical Clerk |
| Industry | Insurance Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1050 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Clerical Clerk |
| Township / Ward | West Orange |
| Est. Birth Year | ~1914 |
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 |
|---|---|---|---|---|
| William Lamb | Son | — | 26 | ~1914 |
| Lee Lamb | Son | — | 25 | ~1915 |
| Edward Gilchrist | Other | — | 50 | ~1890 |
| John Lamb | Head | — | 57 | ~1883 |
| Kathryn Lamb | Spouse | — | 53 | ~1887 |
| Thomas Lamb | Son | — | 15 | ~1925 |
Census Appearances
1920
Essex, New …
Son, age 6
Essex, New Jersey · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lamb |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| 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 16
Essex, New Jersey · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lamb |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| 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
Essex-County, New …
Son, age 26
Essex-County, New Jersey · implied b. ~1914 — 6 household members
| Surname | Lamb |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | West Orange |
| 1935 Residence (County) | Essex |
| Occupation | Clerical Clerk |
| Industry | Insurance Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1050 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| 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 Lamb across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Lamb (~0.92 confidence) and father John Lamb (~0.92 confidence) and mother Catherine Lamb (~0.92 confidence) and mother Kathryn Lamb (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Lamb
b. ~1880
Source father
● Household
· direct · ~0.92
Father
John Lamb
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Catherine Lamb
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Kathryn Lamb
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Lamb
Son · 1940 · age 26 · b. ~1914 · New Jersey
★ You are viewing this record
Sibling
Thomas Lamb
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lee Lamb
Sibling · 1940 · age 25
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
37 people indexed on this census page (nara:1940:m-t0627-02341-00125)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Maurice Naulty | 62 | Head | — | New Jersey |
| 42 | Marguerite Naulty | 32 | Daughter | Bookkeeper | New Jersey |
| 46 | Frederick Tappan | 58 | Head | Salesman | New Jersey |
| 47 | Annie G. Tappan | 57 | Wife | — | Pennsylvania |
| 48 | William R. Haviland | 45 | Head | Purchasing Agent | New Jersey |
| 49 | Ivy Anne Haviland | 45 | Wife | — | New Jersey |
| 50 | Suzanne Haviland | 18 | Daughter | — | New Jersey |
| 51 | George Haviland | 15 | Son | — | New Jersey |
| 52 | John J. Lamb | 57 | Head | Architect | New Jersey |
| 53 | Kathryn Lamb | 53 | Wife | — | New Jersey |
| 54 | William Lamb THIS PERSON | 26 | Son | Clerical Clerk | New Jersey |
| 55 | Lee Lamb | 25 | Son | Machinist | New Jersey |
| 56 | Thomas Lamb | 15 | Son | — | New Jersey |
| 57 | Edward Gilchrist | 50 | Brother-in-law | Salesman | New Jersey |
| 58 | George Reuter | 32 | Head | Lineman | New Jersey |
| 59 | Angelina Reuter | 28 | Wife | — | New York |
| 60 | Margaret Reuter | 5 | Daughter | — | New Jersey |
| 61 | Carol Ann Reuter | 2 | Daughter | — | New Jersey |
| 62 | James F. Clegg | 58 | Head | Salesman | New Jersey |
| 63 | Cecelia A. Clegg | 50 | Wife | — | New Jersey |
| 64 | Dorothy M. Clegg | 23 | Daughter | Stenographer | New Jersey |
| 65 | James J. Clegg | 18 | Son | Stock Clerk | New Jersey |
| 66 | Ann Bagley | 48 | Lodger | — | New Jersey |
| 67 | Mary Sullivan | 59 | Mother | — | New Jersey |
| 68 | Stanley Wright | 56 | Head | Agent | New Jersey |
| 69 | Emmaline Wright | 80 | Mother | — | Canada English |
| 70 | Mae Clafont | 40 | Daughter | — | Missouri |
| 71 | Bertha Kulpinski | 57 | Head | Proprietress | New Jersey |
| 72 | George Miedinger | 64 | Lodger | Carpenter | Germany |
| 73 | Iena Gann | 53 | Lodger | Waitress | New Jersey |
| 74 | Frank Rials | 50 | Head | Chauffeur | Italy |
| 75 | Gladys Rials | 47 | Wife | — | New Jersey |
| 76 | Frances Rials | 25 | Daughter | Sewing Clerk | New Jersey |
| 77 | Samuel Rials | 22 | Son | Machinist | New Jersey |
| 78 | Frank Jr. Rials | 20 | Son | Machinist | New Jersey |
| 79 | Anthony Jandoli | 24 | Son-in-law | Carpenter | New Jersey |
| 80 | Josephine Jandoli | 23 | Daughter | — | New Jersey |
Pedigree Summary
William + 2 siblings
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)