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Ruth Ellis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Ruth Ellis across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Ellis |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| David Ellis | Head | — | 44 | ~1896 |
| Bessie Ellis | Daughter | — | 10 | ~1930 |
| Esther Ellis | Daughter | — | 6 | ~1934 |
| Nathaniel Ellis | Son | — | 18 | ~1922 |
| Bessie Ellis | Spouse | — | 41 | ~1899 |
| Flora Ellis | Daughter | — | 16 | ~1924 |
| Ruth Ellis | Daughter | — | 14 | ~1926 |
| Eugene Ellis | Son | — | 3 | ~1937 |
| David Ellis | Son | — | 19 | ~1921 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 4
Allegheny, Pennsylvania · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ellis |
| Given Name | Ruth I |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 14
Allegheny-County, Pennsylvania · implied b. ~1926 — 9 household members
| Surname | Ellis |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Class of Worker | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Ruth Ellis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Ellis
Daughter · 1940 · age 14 · b. ~1926 · Pennsylvania
★ You are viewing this record
Sibling
Esther Ellis
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nathaniel Ellis
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Ellis
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bessie Ellis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Flora Ellis
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Ellis
Sibling · 1940 · age 3
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03667-00110)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Mitchel | 50 | cousin | — | Pennsylvania |
| 2 | Rose Mitchel | 39 | cousin-wife | — | Massachusetts |
| 3 | John Harston | 8 | son | — | Pennsylvania |
| 4 | David Ellis | 44 | head | Laborer | Tennessee |
| 5 | Bessie Ellis | 41 | wife | — | Georgia |
| 6 | David Ellis | 19 | son | Laborer | Pennsylvania |
| 7 | Nathaniel Ellis | 18 | son | — | Pennsylvania |
| 8 | Flora Ellis | 16 | daughter | — | Pennsylvania |
| 9 | Ruth Ellis THIS PERSON | 14 | daughter | — | Pennsylvania |
| 10 | Bessie Ellis | 10 | daughter | — | Pennsylvania |
| 11 | Esther Ellis | 6 | daughter | — | Pennsylvania |
| 12 | Eugene Ellis | 3 | son | — | Pennsylvania |
| 13 | Barbara Flynn | 46 | head | — | Connecticut |
| 14 | Earl Flynn | 17 | son | — | Pennsylvania |
| 15 | Thomas Richards | 39 | head | Laborer | Pennsylvania |
| 16 | Sadie Richards | 31 | wife | — | Pennsylvania |
| 17 | Joan Richards | 13 | daughter | — | Pennsylvania |
| 18 | Sheri Mae Richards | 11 | daughter | — | Pennsylvania |
| 19 | Arleen Richards | 7 | daughter | — | Pennsylvania |
| 20 | John Mccallister | 78 | head | — | Pennsylvania |
| 21 | Mary Mccallister | 66 | wife | — | Pennsylvania |
| 22 | John Mccallister | 33 | son | Laborer | Pennsylvania |
| 23 | Jane Mccallister | 26 | daughter | Stenographer | Pennsylvania |
| 24 | Thomas Mccallister | 24 | son | Clerk | Pennsylvania |
| 25 | Steve Byzbytski | 39 | head | Laborer | Pennsylvania |
| 26 | Stella Byzbytski | 38 | wife | — | Poland |
| 27 | Steve Jr. Byzbytski | 16 | son | — | Pennsylvania |
| 28 | Rose Byzbytski | 13 | daughter | — | Pennsylvania |
| 29 | John Byzbytski | 8 | son | — | Pennsylvania |
| 30 | Dolores Sidner | 32 | head | — | Pennsylvania |
| 31 | Billie Sidner | 11 | son | — | Pennsylvania |
| 32 | Ed Cunningham | 56 | lodger | Mechanic | New Jersey |
| 33 | Joseph Stasik | 29 | head | Laborer | Pennsylvania |
| 34 | Anna Stasik | 27 | wife | — | Pennsylvania |
| 35 | Joseph Stasik | 5 | son | — | Pennsylvania |
| 36 | John Stasik | 3 | son | — | Pennsylvania |
| 37 | Nancy Stasik | 0 | daughter | — | Pennsylvania |
| 38 | Grace Reed | 56 | head | — | Pennsylvania |
| 39 | Russell Reed | 39 | son | Fireman | Pennsylvania |
| 40 | Martin Reed | 26 | son | Laborer | Pennsylvania |
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)