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Leroy Williams — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Louis, Missouri
Our Model Tree links this Leroy Williams across the 1930 and 1940 US Censuses in St Louis, Missouri (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 11-person household.
Age 15
b. ~1915
Male
Son
Born: Missouri
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Louis, Missouri |
| Surname | Williams |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1915 |
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 Leroy | Age | Birth yr |
|---|---|---|---|---|
| Rudolph Williams | Son | — | 4 | ~1926 |
| Sylvia Williams | Spouse | — | 36 | ~1894 |
| Fred Williams | Son | — | 12 | ~1918 |
| Althea Williams | Daughter | — | 10 | ~1920 |
| Elizabeth Williams | Daughter | — | 2 | ~1928 |
| Leroy Williams | Son | — | 15 | ~1915 |
| Thelma Williams | Daughter | — | 7 | ~1923 |
| Harry Turner | Other | — | 34 | ~1896 |
| Elliott Williams | Son | — | 6 | ~1924 |
| Fred Williams | Head | — | 35 | ~1895 |
| Charles Williams | Son | — | ~1930 |
Census Appearances
1930
St Louis, …
Son, age 15
St Louis, Missouri · implied b. ~1915 — 11 household members
| Surname | Williams |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Son, age 25
St.-Louis-City-County, Missouri · implied b. ~1915 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | William |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis City |
| Occupation | Waiter |
| Industry | Missouri Pacific R.R. Co. |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 480 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Leroy Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leroy Williams
Son · 1930 · age 15 · b. ~1915 · Missouri
★ You are viewing this record
Sibling
Thelma Williams
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Williams
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Williams
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rudolph Williams
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elliott Williams
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Williams
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Althea Williams
Sibling · 1930 · age 10
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 — St Louis, Missouri
Open full size
1930 US Federal Census — St Louis, Missouri
Page Contents
50 people indexed on this census page (ia:1930:missouricensus00reel1231:0871)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George King | 36 | Head | Laborer | Louisiana |
| 52 | Cade King | 25 | Wife | — | Louisiana |
| 53 | Raymon King | 3 | Son | — | Alabama |
| 54 | Susie King | 38 | Wife | Plaster | Alabama |
| 55 | Frank Sloan | 45 | Head | Laundress | Tennessee |
| 56 | Annie Sloan | 31 | Wife | Laborer | Tennessee |
| 57 | Elizabeth Sloan | 6 | Daughter | — | Missouri |
| 58 | Harold Sloan | 3 | Son | — | Missouri |
| 59 | Virginia Sloan | 1 | Daughter | — | Missouri |
| 60 | Dottie Sloan | 18 | Daughter | Dish-Washer | Illinois |
| 61 | Lucille Sloan | 15 | Daughter | — | Illinois |
| 62 | James Sloan | 13 | Son | — | Illinois |
| 63 | Robert Wilson | 40 | Head | Laborer | Kentucky |
| 64 | Maggie Wilson | 38 | Wife | Laborer | Tennessee |
| 65 | Harrison King | 36 | Head | Laborer | Mississippi |
| 66 | Lillie King | 27 | Wife | — | Mississippi |
| 67 | Earlee King | 7 | Son | — | Mississippi |
| 68 | Jessie King | 5 | Son | — | Mississippi |
| 69 | Henry King | 3 | Son | — | Mississippi |
| 70 | Robert King | 1 | Son | — | Mississippi |
| 71 | James Wright | 34 | Head | Porter | Mississippi |
| 72 | James Harris | 37 | Roomer | Decorator | Mississippi |
| 73 | Russell Wright | 33 | Roomer | Cook | Mississippi |
| 74 | Theodore Johnson | 16 | Roomer | — | Mississippi |
| 75 | Helen Thomas | 18 | Roomer | Maid | Virginia |
| 76 | Willie Stewart | 23 | Roomer | Maid | Texas |
| 77 | Melvin Wheeler | 19 | Roomer | Porter | Illinois |
| 78 | Thomas Johnson | 20 | Roomer | Janitor | Tennessee |
| 79 | Garfield Holmes | 51 | Head | Laborer | Arkansas |
| 80 | Beulah Holmes | 52 | Wife | Laundress | Mississippi |
| 81 | Eugene Norriel | 40 | Roomer | Laborer | Arkansas |
| 82 | Fred Williams | 35 | Head | Car-Cleaner | Illinois |
| 83 | Sylvia Williams | 36 | Wife | — | Illinois |
| 84 | Leroy Williams THIS PERSON | 15 | Son | — | Missouri |
| 85 | Fred Williams | 12 | Son | — | Missouri |
| 86 | Althea Williams | 10 | Daughter | — | Missouri |
| 87 | Thelma Williams | 7 | Daughter | — | Missouri |
| 88 | Elliott Williams | 6 | Son | — | Missouri |
| 89 | Rudolph Williams | 4 | Son | — | Missouri |
| 90 | Elizabeth Williams | 2 | Daughter | — | Missouri |
| 91 | Charles Williams | 0 | Son | — | Missouri |
| 92 | Harry Turner | 34 | Brother-in-law | Laborer | Illinois |
| 93 | W. Guy Worden | 32 | Head | Laborer | Florida |
| 94 | Annie Worden | 38 | Wife | — | Alabama |
| 95 | Wiley Worden | 8 | Son | — | Mississippi |
| 96 | Thomas Worden | 7 | Son | — | Mississippi |
| 97 | Myrtle Worden | 5 | Daughter | — | Missouri |
| 98 | Thomas Sawyer | 27 | Boarder | Porter | Missouri |
| 99 | John Williams | 23 | Roomer | Porter | Tennessee |
| 100 | Virginia Williams | 24 | Roomer | — | Missouri |
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)