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Thelma Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Onondaga-County, New York
Our Model Tree links this Thelma Davis across the 1920, 1930 and 1940 US Censuses in Onondaga-County, New York (XGBoost, ~Confirmed), with identified parents Bernie & Mable — first a daughter (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Onondaga-County, New York |
| Surname | Davis |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Camillus Town |
| 1935 Residence (County) | Onondaga |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Camillus Town |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Clair Davis | Daughter | — | 31 | ~1909 |
| Thelma Davis | Daughter | — | 23 | ~1917 |
| Bernie Davis | Head | — | 58 | ~1882 |
| Robert Davis | Son | — | 21 | ~1919 |
Census Appearances
1920
Onondaga, New …
Daughter, age 3
Onondaga, New York · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Onondaga, New …
Daughter, age 13
Onondaga, New York · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Thelma A. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Onondaga-County, New …
Daughter, age 23
Onondaga-County, New York · implied b. ~1917 — 4 household members
| Surname | Davis |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Camillus Town |
| 1935 Residence (County) | Onondaga |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Bernie Davis (~0.92 confidence) and mother Mable Davis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Bernie Davis
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Mable Davis
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thelma Davis
Daughter · 1940 · age 23 · b. ~1917 · New York
★ You are viewing this record
Sibling
Clair Davis
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Davis
Sibling · 1940 · age 21
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 — Onondaga-County, New York
Open full size
1940 US Federal Census — Onondaga-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02703-00083)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Maloney | 6 | Daughter | — | New York |
| 42 | Beverly Maloney | 4 | Daughter | — | New York |
| 43 | Raymond L. Maloney | 2 | Son | — | New York |
| 44 | Fredrick Reed | 31 | Head | Mechanic | New York |
| 45 | Pearl O. Reed | 26 | Wife | — | New York |
| 46 | Fredrick C. Reed | 5 | Son | — | New York |
| 47 | Robert Reed | 1 | Son | — | New York |
| 48 | Walter Perkins | 23 | Brother in law | Shipping Clerk | New York |
| 49 | Madeline Perkins | 23 | Sister in law | — | New York |
| 50 | Leon O. Elkins | 48 | Head | Foreman | New York |
| 51 | Grace Elkins | 44 | Wife | — | England |
| 52 | Leona Elkins | 21 | Daughter | Bookkeeper | New York |
| 53 | Charles Elkins | 15 | Son | — | New York |
| 54 | Bernie Davis | 58 | Head | Electrician | New York |
| 55 | Clair Davis | 31 | Daughter | Cashier | New York |
| 56 | Thelma Davis THIS PERSON | 23 | Daughter | — | New York |
| 57 | Robert Davis | 21 | Son | Boiler Makers Helper | New York |
| 58 | Howard O. Snyder | 49 | Head | Supervisor | New York |
| 59 | Grace Snyder | 50 | Wife | — | New York |
| 60 | James Hinman | 24 | Head | Chemist | New York |
| 61 | Helen O. Hinman | 23 | Wife | — | Michigan |
| 62 | William Hinman | 1 | Son | — | New York |
| 63 | James Duprey | 41 | Head | Yard Trainman | Canada Fr. |
| 64 | Thelma O. Duprey | 38 | Wife | — | New York |
| 65 | Annette Duprey | 19 | Daughter | Sorts Purple Cloth | New York |
| 66 | James F. Duprey | 16 | Son | — | New York |
| 67 | Doris Duprey | 15 | Daughter | — | New York |
| 68 | Donald Duprey | 10 | Son | — | New York |
| 69 | Daniel Duprey | 6 | Son | — | New York |
| 70 | Carol Duprey | 2 | Daughter | — | New York |
| 71 | Nicholas O. Larus | 43 | Head | Conductor | New York |
| 72 | Anna Larus | 37 | Wife | — | New York |
| 73 | Benjamin Capella | 45 | Head | Carpenter | Austria |
| 74 | Claudia O. Capella | 34 | Wife | Assembler | New York |
| 75 | Mary Capella | 21 | Daughter | — | New York |
| 76 | Anna Capella | 19 | Daughter | Assembler | New York |
| 77 | Irene Capella | 15 | Daughter | — | New York |
| 78 | Robert Capella | 11 | Son | — | New York |
| 79 | Regina Capella | 11 | Daughter | — | New York |
| 80 | Donald Lima | 31 | Head | Inspector | New York |
Pedigree Summary
Thelma + 2 siblings
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)