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Leon Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Camden-County, New Jersey
Our Model Tree links this Leon Williams across the 1930 and 1940 US Censuses in Camden-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 13-person household.
Age 14
b. ~1926
Male
Son
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Camden-County, New Jersey |
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | — |
| 1935 Residence (City) | Lawnside |
| 1935 Residence (County) | Camden |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | New Jersey |
| Township / Ward | Lawnside |
| Est. Birth Year | ~1926 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leon | Age | Birth yr |
|---|---|---|---|---|
| Isaac Williams | Son | — | 12 | ~1928 |
| Elizabeth Williams | Daughter | — | 18 | ~1922 |
| Helen Williams | Daughter | — | 19 | ~1921 |
| Eddie Williams | Spouse | — | 43 | ~1897 |
| Frances Williams | Son | — | 5 | ~1935 |
| George Arthur | Other | — | 23 | ~1917 |
| George Williams | Head | — | 45 | ~1895 |
| Gladys Williams | Daughter | — | 8 | ~1932 |
| Leon Williams | Son | — | 14 | ~1926 |
| Eleanor Williams | Daughter | — | 16 | ~1924 |
| Merrill Williams | Son | — | 15 | ~1925 |
| Lawton Williams | Son | — | 3 | ~1937 |
| Charles Williams | Son | — | 10 | ~1930 |
Census Appearances
1930
None, None
Other, age 4
None, None · implied b. ~1926 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Grand Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Mother Tongue | South Carolina |
1940
Camden-County, New …
Son, age 14
Camden-County, New Jersey · implied b. ~1926 — 13 household members
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| 1935 Residence (City) | Lawnside |
| 1935 Residence (County) | Camden |
| Highest Grade | No 8 |
| 1935 Residence | 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 Leon Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leon Williams
Son · 1940 · age 14 · b. ~1926 · New Jersey
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Sibling
Charles Williams
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawton Williams
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Williams
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Williams
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Merrill Williams
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Williams
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isaac Williams
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Williams
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Williams
Sibling · 1940 · age 19
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 — Camden-County, New Jersey
Open full size
1940 US Federal Census — Camden-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02322-00481)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Horace J. Fisher | 7 | Son | — | New Jersey |
| 42 | Alfred C. Fisher | 3 | Son | — | New Jersey |
| 43 | Ella C. W. Clay | 57 | Head | — | New Jersey |
| 44 | Irma V. Clay | 37 | Daughter | Teacher | Virginia |
| 45 | Dorothy M. Clay | 33 | Daughter | Teacher | New Jersey |
| 46 | Madelyn E. Clay | 28 | Daughter | — | New Jersey |
| 47 | Susie C. Clay | 23 | Daughter | — | New Jersey |
| 48 | Samuel Russell | 29 | Head | Laborer | Canada |
| 49 | Corrine Russell | 24 | Wife | Assistant | Missouri |
| 50 | Betty J. Russell | 5 | Daughter | — | Missouri |
| 51 | Fate Russell | 62 | Father | — | Kansas |
| 52 | George Russell | 62 | Father | Laborer | Kentucky |
| 53 | Donald Kepler | 5 | Nephew | — | Missouri |
| 54 | Joseph Levinson | 55 | Head | Grocery | Russia |
| 55 | Eva Levinson | 56 | Wife | — | Russia |
| 56 | Lillian Levinson | 27 | Daughter | Book-Keeper | Pennsylvania |
| 57 | Harry Levinson | 26 | Son | Proprietor | — |
| 58 | Sylvia Levinson | 24 | Daughter | Assistant | Pennsylvania |
| 59 | Alice Levinson | 22 | Daughter | Stenographer | — |
| 60 | George E. Williams | 45 | Head | — | New Jersey |
| 61 | Eddie Williams | 43 | Wife | — | New Jersey |
| 62 | George Arthur | 23 | Step-son | — | — |
| 63 | Helen Williams | 19 | Daughter | Domestic | New Jersey |
| 64 | Elizabeth Williams | 18 | Daughter | Stenographer | New Jersey |
| 65 | Eleanor Williams | 16 | Daughter | — | New Jersey |
| 66 | Merrill Williams | 15 | Son | — | — |
| 67 | Leon Williams THIS PERSON | 14 | Son | — | — |
| 68 | Isaac Williams | 12 | Son | — | — |
| 69 | Charles Williams | 10 | Son | — | — |
| 70 | Gladys Williams | 8 | Daughter | — | — |
| 71 | Frances Williams | 5 | Son | — | — |
| 72 | Lawton Williams | 3 | Son | — | — |
| 73 | Charles W. Moore | 68 | Head | Contractor | North Carolina |
| 74 | Patsy C. Moore | 67 | Wife | — | North Carolina |
| 75 | C. Helen Moore | 30 | Daughter | Post Mistress | New Jersey |
| 76 | Ardellia H. Moore | 25 | Daughter | Teacher | New Jersey |
| 77 | Theophilus Moore | 24 | Son | Laborer | New Jersey |
| 78 | Herbert W. Butler | 54 | Head | Laborer | Maryland |
| 79 | Blanche A. Butler | 47 | Wife | — | New Jersey |
| 80 | Francis O. T. Laws | 57 | Head | Minister | Pennsylvania |
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)