JL
James Leonard — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Terrebonne, Louisiana
Our Model Tree links this James Leonard across the 1930 and 1940 US Censuses in Terrebonne, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 16-person household.
Age 3
b. ~1927
Male
Son
Born: Louisiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Terrebonne, Louisiana |
| Surname | Leonard |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Additional Details | |
| Can Read/Write | No |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | 18 S Police Jury Ward 7 |
| Est. Birth Year | ~1927 |
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.
16 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Hattie Leonard | Daughter | — | 4 | ~1926 |
| Gladis Leonard | Daughter | — | 9 | ~1921 |
| Margaret Leonard | Daughter | — | 13 | ~1917 |
| Bernice Leonard | Daughter | — | 1 | ~1929 |
| Lucy Leonard | Daughter | — | 14 | ~1916 |
| Beula Leonard | Daughter | — | 2 | ~1928 |
| Agnes Leonard | Daughter | — | 10 | ~1920 |
| Eddie Leonard | Head | — | 44 | ~1886 |
| Flavis Leonard | Son | — | 22 | ~1908 |
| August Leonard | Son | — | 20 | ~1910 |
| Archie Leonard | Son | — | 21 | ~1909 |
| Clinton Leonard | Son | — | 16 | ~1914 |
| James Leonard | Son | — | 3 | ~1927 |
| Clarence Leonard | Son | — | 8 | ~1922 |
| Herbert Leonard | Son | — | 18 | ~1912 |
| Agnes Leonard | Spouse | — | 37 | ~1893 |
Census Appearances
1930
Terrebonne, Louisiana
Son, age 3
Terrebonne, Louisiana · implied b. ~1927 — 16 household members
| Surname | Leonard |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| 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
Terrebonne-County, Louisiana
Son, age 13
Terrebonne-County, Louisiana · implied b. ~1927 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | June (W) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Mandalay Pct |
| 1935 Residence (County) | Terrebonne |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| 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 James Leonard across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Leonard
Son · 1930 · age 3 · b. ~1927 · Louisiana
★ You are viewing this record
Sibling
Archie Leonard
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Leonard
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Leonard
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Leonard
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucy Leonard
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clinton Leonard
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladis Leonard
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beula Leonard
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Leonard
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Flavis Leonard
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Leonard
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
August Leonard
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hattie Leonard
Sibling · 1930 · age 4
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 — Terrebonne, Louisiana
Open full size
1930 US Federal Census — Terrebonne, Louisiana
Page Contents
50 people indexed on this census page (ia:1930:15thcensus823unit:0586)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Burnice Peltier | 15 | daughter | — | Louisiana |
| 2 | Wilbert Peltier | 14 | son | Laborer | Louisiana |
| 3 | Leo Peltier | 12 | son | — | Louisiana |
| 4 | Andrew Peltier | 9 | son | — | Louisiana |
| 5 | Lechner Peltier | 7 | daughter | — | Louisiana |
| 6 | Daniel Watkins | 49 | Head | Laborer | Louisiana |
| 7 | Alice Watkins | 22 | Wife | — | Louisiana |
| 8 | Rebecca Watkins | 74 | Mother | — | Louisiana |
| 9 | Sylvia Watkins | 4 | daughter | — | Louisiana |
| 10 | Stanley Watkins | 2 | son | — | Louisiana |
| 11 | Morris Watkins | 1 | son | — | Louisiana |
| 12 | Ned Livermore | 76 | Head | Farmer | Louisiana |
| 13 | Edna Livermore | 17 | daughter | — | Louisiana |
| 14 | Calvin Livermore | 16 | son | — | Louisiana |
| 15 | Lula Livermore | 13 | daughter | — | Louisiana |
| 16 | Junius Johnson | 9 | Grandson | — | Louisiana |
| 17 | Clarence Jackson | 4 | Grandson | — | Louisiana |
| 18 | Perry Hanson | 43 | Head | Laborer | Louisiana |
| 19 | Mildred Hanson | 32 | Wife | — | Louisiana |
| 20 | Elizabeth Hanson | 13 | daughter | — | Louisiana |
| 21 | Henry Jackson | 46 | Head | Laborer | Louisiana |
| 22 | Laura Jackson | 47 | Wife | — | Louisiana |
| 23 | Charlie Watkins | 30 | Head | Laborer | Louisiana |
| 24 | Carrie Watkins | 31 | Wife | — | Louisiana |
| 25 | Charlie Jr. Watkins | 1 | son | — | Louisiana |
| 26 | Eddie Leonard | 44 | Head | Machinist | Louisiana |
| 27 | Agnes Leonard | 37 | Wife | — | Louisiana |
| 28 | Flavis Leonard | 22 | son | Laborer | Louisiana |
| 29 | Archie Leonard | 21 | son | Laborer | Louisiana |
| 30 | August Leonard | 20 | son | Laborer | Louisiana |
| 31 | Herbert Leonard | 18 | son | Laborer | Louisiana |
| 32 | Clinton Leonard | 16 | son | — | Louisiana |
| 33 | Lucy Leonard | 14 | daughter | — | Louisiana |
| 34 | Margaret Leonard | 13 | daughter | — | Louisiana |
| 35 | Agnes Leonard | 10 | daughter | — | Louisiana |
| 36 | Gladis Leonard | 9 | daughter | — | Louisiana |
| 37 | Clarence Leonard | 8 | son | — | Louisiana |
| 38 | Hattie Leonard | 4 | daughter | — | Louisiana |
| 39 | James Leonard THIS PERSON | 3 | son | — | Louisiana |
| 40 | Beula Leonard | 2 | daughter | — | Louisiana |
| 41 | Bernice Leonard | 1 | daughter | — | Louisiana |
| 42 | Amville Boudreaux | 62 | Head | Laborer | Louisiana |
| 43 | Alveria Boudreaux | 63 | Wife | — | Louisiana |
| 44 | Aloysius Boudreaux | 10 | Adopted son | — | Louisiana |
| 45 | Clarence Boudreaux | 5 | Grandson | — | Louisiana |
| 46 | W. Marmas | 66 | Head | Farmer | North Carolina |
| 47 | Gracie Marmas | 39 | Wife | — | Louisiana |
| 48 | Irma Marmas | 17 | daughter | — | Louisiana |
| 49 | Beatrice Marmas | 15 | daughter | — | Louisiana |
| 50 | John W. Marmas | 13 | son | — | Louisiana |
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)