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Frank Ellis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Frank Ellis across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents F & Frank — first a son (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Son
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Ellis |
| Given Name | Frank H Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Service Sta Mgr |
| Industry | Gas Station |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 1200 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Service Sta Mgr |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1910 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Frank Ellis | Head | — | 67 | ~1873 |
| Mildred Ellis | Daughter | — | 35 | ~1905 |
| Frank Ellis | Son | — | 30 | ~1910 |
| Elizabeth Ellis | Spouse | — | 68 | ~1872 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 11
Allegheny, Pennsylvania · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ellis |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | England |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 20
Allegheny, Pennsylvania · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ellis |
| Given Name | Frank Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | England |
| Mother's Birthplace | Pennsylvania |
| Occupation | Helper |
| Industry | Builders Supply |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 30
Allegheny-County, Pennsylvania · implied b. ~1910 — 4 household members
| Surname | Ellis |
| Given Name | Frank H Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Service Sta Mgr |
| Industry | Gas Station |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 1200 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| 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 Frank Ellis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father F Ellis (~0.92 confidence) and father Frank Ellis (~0.92 confidence) and father Frank Ellis (~0.92 confidence) and mother Elizabeth Ellis (~0.92 confidence) and mother Elizabeth Ellis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
F Ellis
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Frank Ellis
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Frank Ellis
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Ellis
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Ellis
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Ellis
Son · 1940 · age 30 · b. ~1910 · Pennsylvania
★ You are viewing this record
Sibling
Mildred Ellis
Sibling · 1940 · age 35
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
14 people indexed on this census page (nara:1940:m-t0627-03676-00732)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph P Schaible | 72 | Father | — | Pennsylvania |
| 42 | Margaret Schaible | 68 | Mother | — | Pennsylvania |
| 43 | Walter Schaible | 40 | Son | — | Pennsylvania |
| 44 | James Schaible | 29 | Son | Salesman | Pennsylvania |
| 45 | Florence Schaible | 26 | Daughter | — | Pennsylvania |
| 46 | Charles Matus | 43 | Head | Blacksmith | Czecho-Slovakia |
| 47 | Isabella Matus | 35 | Wife | — | Austria |
| 48 | Isabella Matus | 16 | Daughter | — | Pennsylvania |
| 49 | Thomas B Vrill | 37 | Head | Clerk | Pennsylvania |
| 50 | Jane D Vrill | 41 | Wife | — | Pennsylvania |
| 51 | Frank H Ellis | 67 | Head | Secretary | England |
| 52 | Elizabeth D Ellis | 68 | Wife | — | Pennsylvania |
| 53 | Mildred A Ellis | 35 | Daughter | Bookkeeper | Pennsylvania |
| 54 | Frank H Jr Ellis THIS PERSON | 30 | Son | Service Sta Mgr | Pennsylvania |
Pedigree Summary
Frank + 1 sibling
Gen 1 · 5 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)