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William Brock — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Louisiana
Our Model Tree links this William Brock across the 1930 and 1940 US Censuses in Washington-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Louisiana |
| Surname | Brock |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 2 |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 388 |
| Highest Grade | No 3 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Farmer |
| Township / Ward | Ward 2 |
| Est. Birth Year | ~1919 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Walter Brock | Son | — | 8 | ~1932 |
| Juanita Brock | Daughter | — | 10 | ~1930 |
| Boyd Brock | Head | — | 57 | ~1883 |
| Pearlie Brock | Daughter | — | 15 | ~1925 |
| Amile Brock | Son | — | 5 | ~1935 |
| William Brock | Son | — | 21 | ~1919 |
| Harriett Brock | Spouse | — | 44 | ~1896 |
| Willie Brock | Son | — | 12 | ~1928 |
Census Appearances
1930
Washington, Louisiana
Other, age 13
Washington, Louisiana · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brock |
| Given Name | William |
| Relationship to Head | Stepson |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Washington-County, Louisiana
Son, age 21
Washington-County, Louisiana · implied b. ~1919 — 8 household members
| Surname | Brock |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 2 |
| 1935 Residence (County) | Washington |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 388 |
| Highest Grade | No 3 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 William Brock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Brock
Son · 1940 · age 21 · b. ~1919 · Louisiana
★ You are viewing this record
Sibling
Willie Brock
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Brock
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearlie Brock
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Amile Brock
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Juanita Brock
Sibling · 1940 · 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
1940 US Federal Census — Washington-County, Louisiana
Open full size
1940 US Federal Census — Washington-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01463-00051)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Stella Wascom | 30 | Daughter | — | Louisiana |
| 42 | Iris Nell Wascom | 12 | Granddaughter | — | Louisiana |
| 43 | Betty Gene Wascom | 9 | Granddaughter | — | Louisiana |
| 44 | Athalie Miller | 26 | Daughter | — | Louisiana |
| 45 | Francis Eugenia Miller | 3 | Granddaughter | — | Louisiana |
| 46 | Eli Tate | 28 | Head | Farmer | Mississippi |
| 47 | Bernice Tate | 14 | Daughter | — | Louisiana |
| 48 | Eva Tate | 13 | Daughter | — | Louisiana |
| 49 | Georgia Lee Tate | 9 | Daughter | — | Louisiana |
| 50 | Maxine Tate | 7 | Daughter | — | Louisiana |
| 51 | Dorthy Tate | 5 | Daughter | — | Louisiana |
| 52 | Tommie James | 37 | Head | Farmer | Louisiana |
| 53 | Willie Mae James | 29 | Wife | — | Mississippi |
| 54 | Kathyline James | 10 | Daughter | — | Louisiana |
| 55 | Grace James | 8 | Daughter | — | Louisiana |
| 56 | Earnest James | 6 | Son | — | Louisiana |
| 57 | Daisy Lee James | 5 | Daughter | — | Louisiana |
| 58 | Cora James | 3 | Daughter | — | Louisiana |
| 59 | Earnest James | 1 | Son | — | Louisiana |
| 60 | Sylvia Weary | 55 | Head | Welfare | Mississippi |
| 61 | Alton Brock | 24 | Head | Farmer | Louisiana |
| 62 | Easter Mae Brock | 20 | Wife | — | Mississippi |
| 63 | Mrs. Carrie J. Dykes | 50 | Mother in law | — | Mississippi |
| 64 | George Sr. Green | 28 | Head | Farmer | Louisiana |
| 65 | Ardella Green | 24 | Wife | — | Louisiana |
| 66 | Charles Ray Green | 5 | Son | — | Louisiana |
| 67 | George Jr. Green | 3 | Son | — | Louisiana |
| 68 | Bobbie Earl Green | 1 | Son | — | Louisiana |
| 69 | Jones Brock | 46 | Head | Farmer | Louisiana |
| 70 | Beulah Brock | 41 | Wife | — | Louisiana |
| 71 | J. B. Smith | 12 | Nephew | — | Mississippi |
| 72 | Sarah Brock | 66 | Head | Relief | Mississippi |
| 73 | Boyd Brock | 57 | Head | Farmer | Louisiana |
| 74 | Harriett Brock | 44 | Wife | — | Louisiana |
| 75 | William Brock THIS PERSON | 21 | Son | Farmer | Louisiana |
| 76 | Pearlie Pealee Mae Brock | 15 | Daughter | — | Louisiana |
| 77 | Willie Brock | 12 | Son | — | Louisiana |
| 78 | Juanita Brock | 10 | Daughter | — | Louisiana |
| 79 | Walter Brock | 8 | Son | — | Louisiana |
| 80 | Amile Brock | 5 | Son | — | Louisiana |
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)