JW
John William — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John William across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | William |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Highest Grade | S 6 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Brooklyn |
| Est. Birth Year | ~1929 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Warren William | Head | — | 35 | ~1905 |
| Anita William | Spouse | — | 34 | ~1906 |
| Joseph William | Son | — | 5 | ~1935 |
| Joyce William | Daughter | — | 7 | ~1933 |
| Helen William | Daughter | — | 13 | ~1927 |
| John William | Son | — | 11 | ~1929 |
| Cooper Minnie | Other | — | 16 | ~1924 |
Census Appearances
1930
Kings, New …
Other, age 1
Kings, New York · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | John |
| Relationship to Head | Second Cousin |
| Sex | M |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 11
Kings-County, New York · implied b. ~1929 — 7 household members
| Surname | William |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Highest Grade | S 6 |
| 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 William across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John William
Son · 1940 · age 11 · b. ~1929 · New York
★ You are viewing this record
Sibling
Helen William
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph William
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce William
Sibling · 1940 · age 7
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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02563-00673)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carmelina Howe | 6 | Son | Salesman | No Carolina |
| 2 | Joseph Lauchland | 55 | Head | Chef | Antigua |
| 3 | Helen Lauchland | 52 | Wife | — | Jamaica |
| 4 | Helen Lauchland | 17 | Daughter | — | New York |
| 5 | Warren William | 35 | Head | — | No Carolina |
| 6 | Anita William | 34 | Wife | — | No Carolina |
| 7 | Helen William | 13 | Daughter | — | No Carolina |
| 8 | John William THIS PERSON | 11 | Son | — | New York |
| 9 | Joyce W William | 7 | Daughter | — | New York |
| 10 | Joseph M William | 5 | Son | — | New York |
| 11 | Cooper Minnie | 16 | Niece | Domestic | No Carolina |
| 12 | Wm R Piggott | 63 | Head | Bill Poster | Antigua |
| 13 | Beulah L Piggott | 51 | Wife | — | Virginia |
| 14 | Wm Leroy Piggott | 20 | Son | — | New York |
| 15 | Moody Annie | 40 | Lodge | — | Massachusetts |
| 16 | Grover C Foster | 45 | Head | Stationary Engineer | Texas |
| 17 | Clementine Foster | 30 | Wife | — | Texas |
| 18 | Gloria J Foster | 2 | Daughter | — | New York |
| 19 | Joseph Silberman | 52 | Head | Proprietor | Russia |
| 20 | Yetta Silberman | 42 | Wife | — | Russia |
| 21 | David Silberman | 21 | Son | — | New York |
| 22 | Irving Silberman | 17 | Son | — | New York |
| 23 | Harriet Silberman | 6 | Daughter | — | New York |
| 24 | Thomas P Flood | 50 | Head | Clerk | New York |
| 25 | Elizabeth Flood | 48 | Wife | — | New York |
| 26 | John T Flood | 18 | Son | — | New York |
| 27 | George F Baldrick | 57 | Head | Clerk | Pennsylvania |
| 28 | Helen G Baldrick | 52 | Wife | Saleslady | New York |
| 29 | Mary Hammond | 80 | Mother-in-law | — | New York |
| 30 | Edward A Grier | 75 | Head | Sexton | Pennsylvania |
| 31 | Charlotte Q Grier | 71 | Wife | — | New York |
| 32 | Charles Chiaramonte | 33 | Head | Pattern Maker | Italy |
| 33 | Linda R Chiaramonte | 31 | Wife | — | New York |
| 34 | Loretta Chiaramonte | 5 | Daughter | — | New York |
| 35 | Marie Ricciardelli | 22 | Lodge | Machine Operator | New York |
| 36 | Sol Felebick | 38 | Head | Proprietor | New York |
| 37 | Shirley Felebick | 34 | Wife | — | Poland |
| 38 | Carol Felebick | 4 | Daughter | — | New York |
| 39 | Stephen Felebick | 0 | Son | — | New York |
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)