JL
John Lamb — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Lamb across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Arthur & Anna — first a son (b.~1920), then head of a 3-person household.
Age 20
b. ~1920
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Lamb |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn N.Y. |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Clerk |
| Industry | Insurance |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Clerk |
| Township / Ward | Brooklyn Ny |
| Est. Birth Year | ~1920 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Lamb | Head | — | 44 | ~1896 |
| John Lamb | Son | — | 20 | ~1920 |
| Emily Lamb | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Kings, New …
Other, age
Kings, New York · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lamb |
| Given Name | John Jr. |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 10
Kings, New York · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lamb |
| Given Name | John Jr |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 20
Kings-County, New York · implied b. ~1920 — 3 household members
| Surname | Lamb |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn N.Y. |
| 1935 Residence (County) | Kings |
| Occupation | Clerk |
| Industry | Insurance |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | H 4 |
| 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 John Lamb across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arthur Brands (~0.84 confidence) and mother Anna Brands (~0.84 confidence) and father John Lamb (~0.92 confidence) and mother Emily Lamb (~0.92 confidence) and father John Lamb (~0.92 confidence) and mother Lonie Lamb (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.89
Father
Arthur Brands
b. ~1871
Source mother>father
● Household
· direct · ~0.84
Mother
Anna Brands
b. ~1873
Source mother>mother
● Household
· direct · ~0.84
Father
John Lamb
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Emily Lamb
b. ~1898
Source mother
● Household
· direct · ~0.92
Father
John Lamb
b. ~1900
Source father
● Household
· direct · ~0.92
Mother
Lonie Lamb
b. ~1905
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Lamb
Son · 1940 · age 20 · b. ~1920 · New York
★ 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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02614-00506)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Tamney | 10 | son | — | New York |
| 2 | Kathleen Tamney | 9 | daughter | — | New York |
| 3 | James Tamney | 6 | son | — | New York |
| 4 | Edward Sheely | 70 | Father | Washer | Eire |
| 5 | Edward Sheely | 22 | Brother | Clerk | New York |
| 6 | Minnie Freehold | 47 | Head | — | New York |
| 7 | Warren Freehold | 20 | son | Clerk | New York |
| 8 | Raymond Freehold | 11 | son | — | New York |
| 9 | Agnes Kelly | 42 | Head | — | New York |
| 10 | George Kelly | 16 | son | — | New York |
| 11 | Antony Gallo | 42 | Head | Foreman | Italy |
| 12 | Mary Gallo | 36 | wife | — | New York |
| 13 | Antony Gallo | 12 | son | — | New York |
| 14 | Robert Gallo | 6 | son | — | New York |
| 15 | Florence Webster | 29 | Head | Underwriter | New York |
| 16 | Margaret Webster | 58 | Mother | — | New York |
| 17 | George Henricks | 54 | Brother | — | Germany |
| 18 | Irving Keck | 39 | Head | Special Representative | New York |
| 19 | Eleanor Keck | 38 | wife | — | New York |
| 20 | Ronald Keck | 9 | son | — | New York |
| 21 | Ella Robbins | 73 | Mother-in-law | — | New Jersey |
| 22 | Frank Robbins | 75 | Father-in-law | Manager | New Hampshire |
| 23 | Vincent De Mauro | 55 | Head | — | Italy |
| 24 | Angelina De Mauro | 51 | wife | — | Italy |
| 25 | Frances De Mauro | 22 | daughter | Shop Girl | Italy |
| 26 | Joseph De Mauro | 20 | son | Clerk | New York |
| 27 | Rose De Mauro | 18 | daughter | — | New York |
| 28 | Ursula De Mauro | 17 | daughter | — | New York |
| 29 | Jerry De Mauro | 14 | son | — | New York |
| 30 | Anna De Mauro | 10 | daughter | — | New York |
| 31 | Wilson Louthan | 26 | Boarder | Masseur | Ohio |
| 32 | Elaine Louthan | 21 | Boarder | Shop Girl | New York |
| 33 | Charles Levers | 63 | Head | — | New York |
| 34 | Carrie Levers | 60 | sister | — | New York |
| 35 | Nellie Kaira | 65 | Head | — | New York |
| 36 | John Turton | 47 | Head | Teller | New York |
| 37 | Mildred Turton | 42 | wife | — | New York |
| 38 | John Lamb | 44 | Head | Salesman | New York |
| 39 | Emily Lamb | 42 | wife | — | New York |
| 40 | John Lamb THIS PERSON | 20 | son | Clerk | New York |
Related Census Records
Pedigree Summary
John
Gen 1 · 4 parents
~0.92
Gen 2 · 2 grandparents
~0.84
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)