DT
Dorothy Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Shelby-County, Tennessee
Our Model Tree links this Dorothy Thomas across the 1920, 1930 and 1940 US Censuses in Shelby-County, Tennessee (XGBoost, ~Confirmed), with identified parents J & Lita — first a daughter (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Female
Daughter
Born: Tennessee
Separated
1940 Census Record Details
| Census Year | 1940 |
| Location | Shelby-County, Tennessee |
| Surname | Thomas |
| Given Name | Dorothy L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Separated |
| Birthplace | Tennessee |
| 1935 Residence (City) | Memphis city |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Memphis City |
| Est. Birth Year | ~1918 |
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 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Florrie Mitchel | Daughter | — | 42 | ~1898 |
| Dorothy Thomas | Daughter | — | 22 | ~1918 |
| J Thomas | Head | — | 70 | ~1870 |
| Jewel Thomas | Other | — | 30 | ~1910 |
| H Thomas | Son | — | 31 | ~1909 |
| Lita Thomas | Spouse | — | 66 | ~1874 |
Census Appearances
1920
Shelby, Tennessee
Daughter, age 3
Shelby, Tennessee · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Dorothy L. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Shelby, Tennessee
Daughter, age 12
Shelby, Tennessee · implied b. ~1918 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Dorothy L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Mississippi |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Shelby-County, Tennessee
Daughter, age 22
Shelby-County, Tennessee · implied b. ~1918 — 6 household members
| Surname | Thomas |
| Given Name | Dorothy L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Separated |
| Birthplace | Tennessee |
| 1935 Residence (City) | Memphis city |
| 1935 Residence (County) | Shelby |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Dorothy Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father J Thomas (~0.92 confidence) and mother Lita Thomas (~0.92 confidence) and father Roy Thomas (~0.92 confidence) and mother Lula Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
J Thomas
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Lita Thomas
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
Roy Thomas
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Lula Thomas
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Thomas
Daughter · 1940 · age 22 · b. ~1918 · Tennessee
★ You are viewing this record
Sibling
Florrie Mitchel
Sibling · 1940 · age 42
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
H Thomas
Sibling · 1940 · age 31
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 — Shelby-County, Tennessee
Open full size
1940 US Federal Census — Shelby-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03966-00330)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred A. Wood | 29 | Head | Buffer | Tennessee |
| 2 | Myrtle L. Wood | 30 | Wife | Housewife | Mississippi |
| 3 | Harry W. Sandefur | 29 | Head | Press Tires | Tennessee |
| 4 | Norma Sandefur | 20 | Wife | Housewife | Arkansas |
| 5 | Ernest M. Johnson | 39 | Head | Egg Candler | Georgia |
| 6 | Mary M. Johnson | 30 | Wife | Housewife | Tennessee |
| 7 | Wm Jr. Mehrum | 72 | Head | — | Tennessee |
| 8 | Ludwig T. Mehrum | 41 | Son | Fire Fighter | Tennessee |
| 9 | Gertrude A. Mehrum | 31 | Daughter | Housewife | Tennessee |
| 10 | Casey D. Mehrum | 29 | Son | Office Clerk | Tennessee |
| 11 | Claude D. Graham | 31 | Head | Butcher | Tennessee |
| 12 | Ruby E. Graham | 23 | Wife | Wpa Aid | Tennessee |
| 13 | J. C. Graham | 7 | Son | — | Tennessee |
| 14 | Mary Graham | 54 | Head | — | Tennessee |
| 15 | Floyd H. Graham | 33 | Son | Laborer | Tennessee |
| 16 | Lela Graham | 36 | Daughter-in-law | Housewife | Tennessee |
| 17 | Mary A. Halley | 65 | Head | — | Tennessee |
| 18 | Wm T. Halley | 44 | Son | Relieves Druggist | Ohio |
| 19 | Pauline Walter | 43 | Head | Register Nurse | Tennessee |
| 20 | J. H. Thomas | 70 | Head | Drawing A Pension | Florida |
| 21 | Lita Thomas | 66 | Wife | Housewife | Ohio |
| 22 | Dorothy L. Thomas THIS PERSON | 22 | Daughter | — | Tennessee |
| 23 | Florrie M. Mitchel | 42 | Daughter | — | Indiana |
| 24 | H. J. Thomas | 31 | Son | Awning Hanger | Michigan |
| 25 | Jewel G. Thomas | 30 | Daughter-in-law | Housewife | Mississippi |
| 26 | Charles Dicastro | 35 | Head | Packer | Tennessee |
| 27 | Edna H. Dicastro | 24 | Wife | Housewife | Tennessee |
| 28 | Mary E. Dicastro | 12 | Daughter | — | Tennessee |
| 29 | Thelma P. Smith | 20 | Sister-in-law | Waitress | Arkansas |
| 30 | Orville A. Kaling|Kalling | 31 | Head | — | Iowa |
| 31 | Vera A. Kaling|Kalling | 33 | Wife | Timekeeper Office Clerk | Iowa |
| 32 | Paul A. Kaling|Kalling | 7 | Son | — | Louisiana |
| 33 | Charles A. Kaling|Kalling | 4 | Son | — | Tennessee |
| 34 | Raymond O. Kaling|Kalling | 1 | Son | — | Tennessee |
| 35 | Frank J. Kallaher | 34 | Head | Silverplater | Tennessee |
| 36 | Maud S. Kallaher | 37 | Wife | Housewife | Arkansas |
| 37 | Frank J. Jr. Kallaher | 11 | Son | — | Tennessee |
| 38 | Joseph Kallaher | 7 | Son | — | Tennessee |
| 39 | Raymond Kallaher | 27 | Head | Manager | Tennessee |
| 40 | Beverly V. Kallaher | 23 | Wife | Housewife | Tennessee |
Related Census Records
Pedigree Summary
Dorothy + 2 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 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)