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Leonard Williams — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Kings, New York
Our Model Tree links this Leonard Williams across the 1930 and 1940 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 11-person household.
Age 10
b. ~1920
Male
Son
Born: New York
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Kings, New York |
| Surname | Williams |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | District of Columbia |
| Mother's Birthplace | District of Columbia |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New York |
| 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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Williams | Daughter | — | 2 | ~1928 |
| Leonard Williams | Son | — | 10 | ~1920 |
| Isabel Williams | Daughter | — | 14 | ~1916 |
| Anna Williams | Head | — | 40 | ~1890 |
| Sarah Williams | Daughter | — | 16 | ~1914 |
| Lenore Williams | Daughter | — | 12 | ~1918 |
| Mary Williams | Daughter | — | 17 | ~1913 |
| Mildred Williams | Daughter | — | 4 | ~1926 |
| Andrew Williams | Son | — | 18 | ~1912 |
| Thelma Williams | Daughter | — | 6 | ~1924 |
| Anna Williams | Daughter | — | 8 | ~1922 |
Census Appearances
1930
Kings, New …
Son, age 10
Kings, New York · implied b. ~1920 — 11 household members
| Surname | Williams |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | District of Columbia |
| Mother's Birthplace | District of Columbia |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Other, age 20
Kings-County, New York · implied b. ~1920 — 20 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | William |
| Given Name | Leonard |
| Relationship to Head | Gr. Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | Laborer |
| Industry | Laundry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | S 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 Leonard Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leonard Williams
Son · 1930 · age 10 · b. ~1920 · New York
★ You are viewing this record
Sibling
Mildred Williams
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lenore Williams
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Williams
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Williams
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Williams
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Williams
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Williams
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabel Williams
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Williams
Sibling · 1930 · age 17
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
1930 US Federal Census — Kings, New York
Open full size
1930 US Federal Census — Kings, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1527:0822)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Rose | 17 | Daughter | — | New York |
| 52 | Joseph | 43 | Head | Fire-Tender | Germany |
| 53 | Catherine | 55 | Wife | — | Irish Free State |
| 54 | Johnson | 20 | Step-son | Auditor | New York |
| 55 | Catherine Johnson | 15 | Step-daughter | Operator | New York |
| 56 | Mary Johnson | 13 | Step-daughter | — | New York |
| 57 | Charles Palmer | 58 | Head | Lithographer | Germany |
| 58 | Mary Palmer | 50 | Wife | — | New York |
| 59 | Charles Palmer | 28 | Son | Room Clerk | New York |
| 60 | Fred Palmer | 25 | Son | Bell Boy | New York |
| 61 | Mildred Palmer | 4 | Grandson | — | New York |
| 62 | Charles Palmer | 1 | Grandson | — | New York |
| 63 | Vincent Fontana | 48 | Head | Cutter | Italy |
| 64 | Sadie Fontana | 42 | Wife | — | New York |
| 65 | Thelma | 42 | Head | Housework | Barbados |
| 66 | Joseph | 5 | Daughter | — | New York |
| 67 | Rita | 1 | Daughter | — | New York |
| 68 | Phyllis | 11 | Daughter | — | New York |
| 69 | Ernestine | 10 | Daughter | — | New York |
| 70 | Sarah | 9 | Daughter | — | New York |
| 71 | Gladys | 7 | Daughter | — | New York |
| 72 | George Russell | 65 | Head | Porter | North Carolina |
| 73 | Sarah Russell | 21 | Daughter | — | North Carolina |
| 74 | Gladys Russell | 19 | Daughter | Housework | North Carolina |
| 75 | Walter Hall | 42 | Roomer | Barber | South Carolina |
| 76 | Anna Williams | 40 | Head | Housework | District of Columbia |
| 77 | Andrew Williams | 18 | Son | — | New York |
| 78 | Mary Williams | 17 | Daughter | Housework | North Carolina |
| 79 | Sarah Williams | 16 | Daughter | — | New York |
| 80 | Isabel Williams | 14 | Daughter | — | New York |
| 81 | Lenore Williams | 12 | Daughter | — | North Carolina |
| 82 | Leonard Williams THIS PERSON | 10 | Son | — | New York |
| 83 | Anna Williams | 8 | Daughter | — | New York |
| 84 | Thelma Williams | 6 | Daughter | — | New York |
| 85 | Mildred Williams | 4 | Daughter | — | New York |
| 86 | Evelyn Williams | 2 | Daughter | — | New York |
| 87 | Albert Felton | 37 | Head | Porter | South Carolina |
| 88 | Isabel Felton | 27 | Wife | — | Georgia |
| 89 | Carrie Felton | 73 | Head | — | United States |
| 90 | William Joseph | 43 | Head | Laundry | British West Indies |
| 91 | Edith Joseph | 46 | Wife | — | West Virginia |
| 92 | William Joseph | 13 | Son | — | West Virginia |
| 93 | Nathan Isaacs | 38 | Head | Fireman | Jamaica |
| 94 | Ruby Isaacs | 41 | Wife | Hairdresser | British Guiana |
| 95 | Lancelot Blackman | 15 | Step-son | Delivery Clerk | Trinidad (B.W.I.) |
| 96 | Thomas Benjamin | 44 | Head | Fireman | New York |
| 97 | Agnes Benjamin | 43 | Wife | — | New York |
| 98 | Thomas Benjamin | 15 | Son | — | New York |
| 99 | Doris Benjamin | 13 | Daughter | — | New York |
| 100 | Moses Rachel | 63 | Lodger | Peddler | West Indies |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)