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Lucille Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Landry-County, Louisiana
Our Model Tree links this Lucille Brown across the 1930 and 1940 US Censuses in St.-Landry-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 12-person household.
Age 14
b. ~1926
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Landry-County, Louisiana |
| Surname | Brown |
| Given Name | Lucille |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | St. Landry |
| Additional Details | |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Washington |
| 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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lucille | Age | Birth yr |
|---|---|---|---|---|
| Philip Brown | Son | — | 5 | ~1935 |
| Mattie Brown | Daughter | — | 1 | ~1939 |
| Lucille Brown | Daughter | — | 14 | ~1926 |
| Calvin Brown | Son | — | 8 | ~1932 |
| Myrtle Brown | Daughter | — | 1 | ~1939 |
| Alberta Brown | Daughter | — | 12 | ~1928 |
| Elizabeth Brown | Spouse | — | 30 | ~1910 |
| Louvinia Brown | Daughter | — | 10 | ~1930 |
| Carrie Brown | Daughter | — | 16 | ~1924 |
| Ella Brown | Daughter | — | 7 | ~1933 |
| Calvin Brown | Head | — | 38 | ~1902 |
| Manuel Brown | Son | — | 3 | ~1937 |
Census Appearances
1930
St Landry, …
Daughter, age 4
St Landry, Louisiana · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lucille |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | No |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
St.-Landry-County, Louisiana
Daughter, age 14
St.-Landry-County, Louisiana · implied b. ~1926 — 12 household members
| Surname | Brown |
| Given Name | Lucille |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | St. Landry |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| 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 Lucille Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lucille Brown
Daughter · 1940 · age 14 · b. ~1926 · Louisiana
★ You are viewing this record
Sibling
Mattie Brown
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Manuel Brown
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alberta Brown
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Brown
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carrie Brown
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Philip Brown
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louvinia Brown
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myrtle Brown
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Calvin Brown
Sibling · 1940 · age 8
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.-Landry-County, Louisiana
Open full size
1940 US Federal Census — St.-Landry-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01452-00314)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Yvonne Gibson | 13 | Daughter | — | Louisiana |
| 42 | Roland Gibson | 12 | Son | — | Louisiana |
| 43 | Fay Gibson | 7 | Daughter | — | Louisiana |
| 44 | Benny Thomas | 47 | Head | Carpenter | Louisiana |
| 45 | Ladie Vidrine | 42 | Head | Carpenter | Louisiana |
| 46 | Lillie Vidrine | 42 | Wife | — | Louisiana |
| 47 | Aline Vidrine | 17 | Son | — | Louisiana |
| 48 | Euella Vidrine | 16 | Daughter | — | Louisiana |
| 49 | Ladie Jr Vidrine | 14 | Son | — | Louisiana |
| 50 | Helen J Vidrine | 9 | Daughter | — | Louisiana |
| 51 | Julius Duplechin | 35 | Head | Laborer | Louisiana |
| 52 | Hyssent Duplechin | 31 | Wife | — | Louisiana |
| 53 | Enola Duplechin | 8 | Daughter | — | Louisiana |
| 54 | Gertie Duplechin | 6 | Daughter | — | Louisiana |
| 55 | J. D. Duplechin | 1 | Son | — | Louisiana |
| 56 | Mary Thierry | 75 | Head | — | Louisiana |
| 57 | Marshall Thierry | 53 | Head | Laborer | Louisiana |
| 58 | Alex Thierry | 52 | Brother | Laborer | Louisiana |
| 59 | Alcide Thierry | 45 | Brother | Laborer | Louisiana |
| 60 | Walter Thierry | 43 | Brother | Laborer | Louisiana |
| 61 | Josephine Peters | 12 | Niece | — | Louisiana |
| 62 | Calvin Brown | 38 | Head | Laborer | Louisiana |
| 63 | Elizabeth Brown | 30 | Wife | — | Louisiana |
| 64 | Carrie Brown | 16 | Daughter | — | Louisiana |
| 65 | Lucille Brown THIS PERSON | 14 | Daughter | — | Louisiana |
| 66 | Alberta Brown | 12 | Daughter | — | Louisiana |
| 67 | Louvinia Brown | 10 | Daughter | — | Louisiana |
| 68 | Calvin Jr Brown | 8 | Son | — | Louisiana |
| 69 | Ella Mae Brown | 7 | Daughter | — | Louisiana |
| 70 | Philip Brown | 5 | Son | — | Louisiana |
| 71 | Manuel Brown | 3 | Son | — | Louisiana |
| 72 | Mattie Brown | 1 | Daughter | — | Louisiana |
| 73 | Myrtle Brown | 1 | Daughter | — | Louisiana |
| 74 | Mary Perkins | 62 | Head | Laundress | Louisiana |
| 75 | Willie Philips | 20 | Son | Yard Boy | Louisiana |
| 76 | Louis Jr Tyler | 37 | Head | Logger | Louisiana |
| 77 | Victoria Espree | 18 | Wife | — | Louisiana |
| 78 | Antoine Johnson | 1 | Step-son | — | Louisiana |
| 79 | Mathew Antoine | 45 | Head | Pastor | Louisiana |
| 80 | Elnora Antoine | 43 | Wife | — | 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)