RT
Ruby Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Ruby Thomas across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 11-person household.
Age 18
b. ~1922
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Thomas |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1922 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruby | Age | Birth yr |
|---|---|---|---|---|
| Gussie Thomas | Spouse | — | 42 | ~1898 |
| Lois Thomas | Daughter | — | 13 | ~1927 |
| Dora Thomas | Daughter | — | 7 | ~1933 |
| Christine Thomas | Daughter | — | 9 | ~1931 |
| Curtis Thomas | Son | — | 9 | ~1931 |
| Ruby Thomas | Daughter | — | 18 | ~1922 |
| Vera Thomas | Daughter | — | 4 | ~1936 |
| Lawrence Thomas | Head | — | 45 | ~1895 |
| Lennie Thomas | Daughter | — | 20 | ~1920 |
| Sarah Thomas | Daughter | — | 17 | ~1923 |
| Gladys Thomas | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Wayne, Michigan
Daughter, age 8
Wayne, Michigan · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Daughter, age 18
Wayne-County, Michigan · implied b. ~1922 — 11 household members
| Surname | Thomas |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Ruby Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruby Thomas
Daughter · 1940 · age 18 · b. ~1922 · Michigan
★ You are viewing this record
Sibling
Curtis Thomas
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vera Thomas
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dora Thomas
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Christine Thomas
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lennie Thomas
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Thomas
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Thomas
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Thomas
Sibling · 1940 · age 13
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01858-00117)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Fred D. Williams | 47 | Head | Moulder | Florida |
| 42 | Lillian Williams | 35 | Wife | — | Georgia |
| 43 | Mollie Daniels | 41 | Head | — | Tennessee |
| 44 | Alice Daniels | 8 | Daughter | — | Michigan |
| 45 | Mildred Cummings | 18 | Daughter | — | Michigan |
| 46 | George Cummings | 12 | Son | — | Michigan |
| 47 | Alonzo Colson | 51 | Head | Machine Operator | Georgia |
| 48 | Frannie Colson | 48 | Wife | — | Georgia |
| 49 | Gussie Mae Colson | 17 | Daughter | — | Georgia |
| 50 | Jesse Nixon | 34 | Son-in-law | Spray Painter | Kentucky |
| 51 | Beatrice Nixon | 21 | Daughter | — | Georgia |
| 52 | Henry Hyler | 48 | Lodger | Attendant | Georgia |
| 53 | John Bordy | 26 | Lodger | Mach. | Mississippi |
| 54 | Marvin Pierce | 39 | Head | Bricklayer | Alabama |
| 55 | Ollie Mae Pierce | 34 | Wife | — | Alabama |
| 56 | Rosa Mary Pierce | 17 | Daughter | — | Alabama |
| 57 | Bosa Johnson | 42 | Lodger | Counting Rags | Mississippi |
| 58 | Simpson Buckner | 31 | Lodger | Janitor | Mississippi |
| 59 | Edna Buckner | 29 | Lodger | — | Indiana |
| 60 | Joseph Ciaravino | 58 | Head | Oven Operator | Italy |
| 61 | Jennie Ciaravino | 48 | Wife | — | Italy |
| 62 | Gardena Ciaravino | 25 | Daughter | — | Michigan |
| 63 | Giano Ciaravino | 22 | Son | Laborer | Michigan |
| 64 | Anthony Ciaravino | 18 | Son | — | Michigan |
| 65 | Sam Palazzola | 47 | Head | Sewer | Italy |
| 66 | Carl Palazzola | 19 | Son | Street Cleaner | Michigan |
| 67 | Josephine Palazzola | 17 | Daughter | — | Michigan |
| 68 | Lawrence Thomas | 45 | Head | Laborer | Georgia |
| 69 | Gussie Q. Thomas | 42 | Wife | — | Georgia |
| 70 | Lennie Thomas | 20 | Daughter | — | Michigan |
| 71 | Ruby Thomas THIS PERSON | 18 | Daughter | — | Michigan |
| 72 | Sarah Thomas | 17 | Daughter | — | Michigan |
| 73 | Lois Thomas | 13 | Daughter | — | Michigan |
| 74 | Gladys Thomas | 11 | Daughter | — | Michigan |
| 75 | Christine Thomas | 9 | Daughter | — | Michigan |
| 76 | Curtis Thomas | 9 | Son | — | Michigan |
| 77 | Dora Thomas | 7 | Daughter | — | Michigan |
| 78 | Vera Thomas | 4 | Daughter | — | Michigan |
| 79 | Emanuel James | 53 | Head | Machine Operator | S. Carolina |
| 80 | Sarah O. James | 38 | Wife | — | Georgia |
Related Census Records
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)