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Grace Thomas — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Tammany, Louisiana
Our Model Tree links this Grace Thomas across the 1920 and 1930 US Censuses in St Tammany, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 10-person household.
Age 18
b. ~1912
Female
Daughter
Born: Louisiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Tammany, Louisiana |
| Surname | Thomas |
| Given Name | Grace E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Ward 5 |
| Est. Birth Year | ~1912 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Velma Thomas | Daughter | — | 6 | ~1924 |
| Clarence Thomas | Son | — | 21 | ~1909 |
| Leroy Thomas | Son | — | 3 | ~1927 |
| Grace Thomas | Daughter | — | 18 | ~1912 |
| Lawrence Thomas | Son | — | 23 | ~1907 |
| Joseph Thomas | Son | — | 8 | ~1922 |
| James Thomas | Son | — | 14 | ~1916 |
| Eloy Thomas | Son | — | 11 | ~1919 |
| Bessie Thomas | Spouse | — | 45 | ~1885 |
| Leroy Thomas | Head | — | 44 | ~1886 |
Census Appearances
1920
St Tammany, …
Daughter, age 7
St Tammany, Louisiana · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Grace |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
St Tammany, …
Daughter, age 18
St Tammany, Louisiana · implied b. ~1912 — 10 household members
| Surname | Thomas |
| Given Name | Grace E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| 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 |
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 Grace Thomas across 2 US Census years (1920 and 1930) in St Tammany, Louisiana, using XGBoost record linkage.
Show:
This person
Anchor record
Grace Thomas
Daughter · 1930 · age 18 · b. ~1912 · Louisiana
★ You are viewing this record
Sibling
Leroy Thomas
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Thomas
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Thomas
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Thomas
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eloy Thomas
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Thomas
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Velma Thomas
Sibling · 1930 · age 6
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 Tammany, Louisiana
Open full size
1930 US Federal Census — St Tammany, Louisiana
Page Contents
50 people indexed on this census page (ia:1930:15thcensus820unit:0907)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy M Tally | 3 | Daughter | — | Louisiana |
| 2 | Eva L Ridd | 18 | — | — | Louisiana |
| 3 | Henry Watts | 30 | Head | Laborer | Mississippi |
| 4 | Carrie Watts | 26 | Wife | — | Louisiana |
| 5 | Leroy E Thomas | 44 | Head | Farmer | Louisiana |
| 6 | Bessie S Thomas | 45 | Wife | — | Louisiana |
| 7 | Lawrence W Thomas | 23 | Son | Laborer | Louisiana |
| 8 | Clarence E Thomas | 21 | Son | Laborer | Louisiana |
| 9 | Grace E Thomas THIS PERSON | 18 | Daughter | — | Louisiana |
| 10 | James W Thomas | 14 | Son | Laborer | Louisiana |
| 11 | Eloy E Thomas | 11 | Son | — | Louisiana |
| 12 | Joseph D Thomas | 8 | Son | — | Louisiana |
| 13 | Velma S Thomas | 6 | Daughter | — | Louisiana |
| 14 | Leroy E Jr Thomas | 3 | Son | — | Louisiana |
| 15 | James Kelly | 50 | Head | Laborer | Mississippi |
| 16 | Susie Kelly | 37 | Wife | — | Mississippi |
| 17 | Jesse Singletary | 46 | Head | Farmer | Louisiana |
| 18 | Mary Singletary | 20 | Wife | — | Louisiana |
| 19 | Thomas Singletary | 2 | Son | — | Louisiana |
| 20 | Annie Singletary | 0 | Daughter | — | Louisiana |
| 21 | Almos Grantham | 50 | Head | Farmer | Louisiana |
| 22 | Helmeth Grantham | 46 | Wife | — | Louisiana |
| 23 | Yvonne Grantham | 16 | Daughter | — | Louisiana |
| 24 | Georgia Grantham | 14 | Daughter | — | Louisiana |
| 25 | Elbert Grantham | 11 | Son | — | Louisiana |
| 26 | Louise Grantham | 9 | Daughter | — | Louisiana |
| 27 | Alma Grantham | 5 | Daughter | — | Louisiana |
| 28 | Martha Thomas | 84 | Mother | — | Louisiana |
| 29 | Earnest Singletary | 26 | Head | Laborer | Louisiana |
| 30 | Artis Dillard | 41 | Head | Carpenter | Mississippi |
| 31 | Sarah Dillard | 42 | Wife | — | Louisiana |
| 32 | William Dillard | 16 | Son | Laborer | Louisiana |
| 33 | Hattie M Dillard | 15 | Daughter | — | Louisiana |
| 34 | Everlie Dillard | 11 | Daughter | — | Louisiana |
| 35 | Clarence Dillard | 9 | Son | — | Louisiana |
| 36 | Dalton Dillard | 6 | Son | — | Louisiana |
| 37 | Willie Parker | 60 | Head | Farmer | Louisiana |
| 38 | Amelia Parker | 50 | Wife | — | Louisiana |
| 39 | Dorothy Parker | 23 | Daughter | — | Louisiana |
| 40 | Fay Parker | 14 | Son | Laborer | Louisiana |
| 41 | Rilla Parker | 17 | Daughter | — | Louisiana |
| 42 | Ray Parker | 15 | Son | — | Louisiana |
| 43 | Woodrow Parker | 11 | Son | — | Louisiana |
| 44 | Nelson Parker | 8 | Son | — | Louisiana |
| 45 | Flora L Parker | 5 | Daughter | — | Louisiana |
| 46 | James R Purvis | 4 | Son | — | Louisiana |
| 47 | William Purvis | 93 | Father | — | Louisiana |
| 48 | Henry Watts | 49 | Head | Farmer | Louisiana |
| 49 | Ellen Watts | 45 | Wife | — | Louisiana |
| 50 | Donnie Watts | 23 | Son | Laborer | Louisiana |
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)