JW
Julia Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Tammany-County, Louisiana
Our Model Tree links this Julia Williams across the 1930 and 1940 US Censuses in St.-Tammany-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Tammany-County, Louisiana |
| Surname | Williams |
| Given Name | Julia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Bonfouca |
| 1935 Residence (County) | St. Tammany |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Slidell Town |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Julia | Age | Birth yr |
|---|---|---|---|---|
| Julia Williams | Daughter | — | 14 | ~1926 |
| Leona Williams | Daughter | — | 7 | ~1933 |
| Corine Williams | Daughter | — | 12 | ~1928 |
| Pearl Williams | Daughter | — | 18 | ~1922 |
| Annie Williams | Head | — | 36 | ~1904 |
| Edgar Williams | Son | — | 16 | ~1924 |
| Leo Williams | Son | — | 5 | ~1935 |
| Robert Williams | Son | — | 11 | ~1929 |
| Moses Williams | Son | — | 9 | ~1931 |
Census Appearances
1930
St Tammany, …
Daughter, age 4
St Tammany, Louisiana · implied b. ~1926 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Julia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
St.-Tammany-County, Louisiana
Daughter, age 14
St.-Tammany-County, Louisiana · implied b. ~1926 — 9 household members
| Surname | Williams |
| Given Name | Julia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Bonfouca |
| 1935 Residence (County) | St. Tammany |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 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 Julia Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Julia Williams
Daughter · 1940 · age 14 · b. ~1926 · Louisiana
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Sibling
Pearl Williams
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Corine Williams
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edgar Williams
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Moses Williams
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Williams
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Williams
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leona Williams
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 — St.-Tammany-County, Louisiana
Open full size
1940 US Federal Census — St.-Tammany-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01455-00536)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marie Nocker | 66 | Lodger | Nurse Maid | Louisiana |
| 2 | Curtis J. Breau | 33 | Head | Elect Engineer | Louisiana |
| 3 | Janice D. Breau | 23 | Wife | — | Louisiana |
| 4 | Frederick J. Pritchett | 31 | Head | Plant Electrician | Pennsylvania |
| 5 | Anna E. Pritchett | 27 | Wife | — | Ohio |
| 6 | Joseph Crawford | 7 | Lodger | — | Louisiana |
| 7 | Annie Williams | 36 | Head | Laundress | Louisiana |
| 8 | Pearl Williams | 18 | Daughter | Housekeeper | Louisiana |
| 9 | Edgar Williams | 16 | Son | Yard Boy | Louisiana |
| 10 | Julia Williams THIS PERSON | 14 | Daughter | — | Louisiana |
| 11 | Corine Williams | 12 | Daughter | — | Louisiana |
| 12 | Robert Williams | 11 | Son | — | Louisiana |
| 13 | Moses Williams | 9 | Son | — | Louisiana |
| 14 | Leona Williams | 7 | Daughter | — | Louisiana |
| 15 | Leo Williams | 5 | Son | — | Louisiana |
| 16 | Robert Taylor | 51 | Head | Labour | Mississippi |
| 17 | Victoria Taylor | 31 | Wife | — | Louisiana |
| 18 | Max Schwarzauer | 45 | Head | Foreman | Alabama |
| 19 | Mary Schwarzauer | 39 | Wife | — | Mississippi |
| 20 | Alice M. Schwarzauer | 14 | Daughter | — | Louisiana |
| 21 | Elmo Dufour | 40 | Head | Liquidator | Louisiana |
| 22 | Lucille Dufour | 35 | Wife | — | Louisiana |
| 23 | Wallace Freeman | 19 | Step Son | — | Louisiana |
| 24 | Generous Dufour | 9 | Son | — | Louisiana |
| 25 | Talley Johnson | 40 | Head | Housekeeper | Alabama |
| 26 | Joe L. Smith | 32 | Head | Truck Driver | Louisiana |
| 27 | Thelma Smith | 39 | Wife | — | Louisiana |
| 28 | Walter Smith | 10 | Son | — | Louisiana |
| 29 | Clarissa Smith | 8 | Son | — | Louisiana |
| 30 | Mary Ellen Smith | 5 | Daughter | — | Louisiana |
| 31 | Joyce Smith | 4 | Daughter | — | Louisiana |
| 32 | Lewis J. Smith | 2 | Son | — | Louisiana |
| 33 | Samson Vaultz | 30 | Head | Laborer | Louisiana |
| 34 | Flora Vaultz | 24 | Wife | — | Louisiana |
| 35 | Maggie Jeff | 68 | Head | — | Mississippi |
| 36 | Mattie Hall | 39 | Daughter | Waitress | Mississippi |
| 37 | Marvin Hall | 7 | Grandson | — | Louisiana |
| 38 | William Pichon | 22 | Head | Labour | Louisiana |
| 39 | Beatrice Pichon | 23 | Wife | — | Louisiana |
| 40 | William Jr. Pichon | 2 | Son | — | Louisiana |
Related Census Records
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)