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Thelma Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Orleans, Louisiana
Our Model Tree links this Thelma Davis across the 1910, 1920 and 1930 US Censuses in Orleans, Louisiana (XGBoost, ~Confirmed), with identified parents Annie & Louise — first a daughter (b.~1909), then head of a 6-person household.
Age 21
b. ~1909
Female
Daughter
Born: Louisiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Orleans, Louisiana |
| Surname | Davis |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Additional Details | |
| Occupation | Clerk |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Clerk |
| Township / Ward | City Of New Orleans |
| Est. Birth Year | ~1909 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Audrey Davis | Daughter | — | 13 | ~1917 |
| Mary Davis | Daughter | — | 22 | ~1908 |
| Thelma Davis | Daughter | — | 21 | ~1909 |
| Mary Davis | Head | — | 42 | ~1888 |
| Henry Davis | Son | — | 17 | ~1913 |
| William Davis | Son | — | 15 | ~1915 |
Census Appearances
1910
Orleans, Louisiana
Daughter, age 1
Orleans, Louisiana · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1920
Orleans, Louisiana
Daughter, age 11
Orleans, Louisiana · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Mulatto |
| Age | 11 |
| 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
Orleans, Louisiana
Daughter, age 21
Orleans, Louisiana · implied b. ~1909 — 6 household members
| Surname | Davis |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Clerk |
| Industry | Office |
| Class of Worker | W |
| 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 Thelma Davis across 3 US Census years (1910, 1920 and 1930) in Orleans, Louisiana, using XGBoost record linkage. Identified parents: mother Annie Davis (~0.92 confidence) and mother Louise Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence) and father Joseph Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Annie Davis
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Louise Davis
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1888
Source mother
● Household
· direct · ~0.92
Father
Joseph Davis
b. ~1889
Source father
● Household
· direct · ~0.92
This person
Anchor record
Thelma Davis
Daughter · 1930 · age 21 · b. ~1909 · Louisiana
★ You are viewing this record
Sibling
William Davis
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Davis
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrey Davis
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Davis
Sibling · 1930 · age 22
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 — Orleans, Louisiana
Open full size
1930 US Federal Census — Orleans, Louisiana
Page Contents
50 people indexed on this census page (ia:1930:15thcensus809unit:0333)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Laurence D. Babin | 46 | Head | Manager | Louisiana |
| 2 | Mary Babin | 46 | Wife | — | Louisiana |
| 3 | Thurston Babin | 20 | Son | Show-Cardwriter | Louisiana |
| 4 | Una M. Babin | 16 | Daughter | — | Louisiana |
| 5 | Louis J. Babin | 15 | Son | — | Louisiana |
| 6 | David J. Babin | 13 | Son | — | Louisiana |
| 7 | Lorraine J. Babin | 11 | Daughter | — | Louisiana |
| 8 | Mary Davis | 42 | Head | Supervisor | Louisiana |
| 9 | Mary E. Davis | 22 | Daughter | Book Keeper | Louisiana |
| 10 | Thelma Davis THIS PERSON | 21 | Daughter | Clerk | Louisiana |
| 11 | Henry Davis | 17 | Son | Office Boy | Louisiana |
| 12 | William Davis | 15 | Son | Office Boy | Louisiana |
| 13 | Audrey G. Davis | 13 | Daughter | — | Louisiana |
| 14 | Theresa Breen | 67 | Head | — | Ireland |
| 15 | Theresa Breen | 28 | Daughter | Telegraph Operator | Louisiana |
| 16 | Julian White | 47 | Head | Carpenter | Louisiana |
| 17 | Ada White | 50 | Wife | Dressmaker | Louisiana |
| 18 | Ada Acosta | 26 | Stepdaughter | Operator | Louisiana |
| 19 | Harry Acosta | 9 | Son-in-law | — | Louisiana |
| 20 | Marion Mix | 20 | Stepdaughter | Saleslady | Louisiana |
| 21 | Felix Mix | 17 | Stepson | Ad. Solicitor | Louisiana |
| 22 | George Mix | 14 | Stepson | — | Louisiana |
| 23 | Robert E. Lacey | 37 | Head | Salesman | Louisiana |
| 24 | Agnes Lacey | 34 | Wife | — | Louisiana |
| 25 | Robert Lacey | 14 | Son | — | Louisiana |
| 26 | Myrtle Lacey | 12 | Daughter | — | Louisiana |
| 27 | Bernard Lacey | 7 | Son | — | Louisiana |
| 28 | Anne M. Lacey | 3 | Daughter | — | Louisiana |
| 29 | Joseph Catalano | 33 | Head | Butcher | Italy |
| 30 | Providence Catalano | 31 | Wife | — | Florida |
| 31 | Mary Catalano | 7 | Daughter | — | Louisiana |
| 32 | Peter J. Catalano | 1 | Son | — | Louisiana |
| 33 | Murphy Rando | 43 | Head | Laborer | Louisiana |
| 34 | Mary Rando | 38 | Wife | — | Louisiana |
| 35 | Dominic Rando | 15 | Son | Delivery Boy | Louisiana |
| 36 | Rosalie Rando | 11 | Daughter | — | Louisiana |
| 37 | O'Neil Parenton | 34 | Head | Sugarboiler | Louisiana |
| 38 | Bernadette Parenton | 24 | Wife | — | Louisiana |
| 39 | Parenton | None | — | — | — |
| 40 | Charles J. Eckert | 44 | Head | Monotypist | Louisiana |
| 41 | Katherine Eckert | 42 | Wife | — | Indiana |
| 42 | Bayard J. Eckert | 16 | Son | — | Louisiana |
| 43 | Elizabeth Brown | 59 | Head | — | Louisiana |
| 44 | Mamie Brown | 36 | Daughter | Seamstress | Louisiana |
| 45 | Aloysius Brown | 33 | Son | Chauffeur | Louisiana |
| 46 | Clarence Brown | 24 | Son | Butcher | Louisiana |
| 47 | Herbert Coles | 41 | Head | Mechanic | Louisiana |
| 48 | Katherine Coles | 37 | Wife | — | Louisiana |
| 49 | Rose Fitzgerald | 38 | Head | Proprietor | Louisiana |
| 50 | Rose M. Fitzgerald | 10 | Daughter | — | Louisiana |
Pedigree Summary
Thelma + 4 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)