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Charles Cox — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Charles Cox across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Owen & Charles — first a head (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Cox |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh city |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Driver |
| Industry | Adors Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1440 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Driver |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1914 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Janet Cox | Daughter | — | 1 | ~1939 |
| Charles Cox | Head | — | 26 | ~1914 |
| Donald Cox | Son | — | 4 | ~1936 |
| Ruby Cox | Spouse | — | 24 | ~1916 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 5
Allegheny, Pennsylvania · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Naturalization Status | Naturalized |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 16
Allegheny, Pennsylvania · implied b. ~1914 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 26
Allegheny-County, Pennsylvania · implied b. ~1914 — 4 household members
| Surname | Cox |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh city |
| 1935 Residence (County) | Allegheny |
| Occupation | Driver |
| Industry | Adors Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1440 |
| Highest Grade | H 4 |
| 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 Charles Cox across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Owen Cox (~0.92 confidence) and father Charles Cox (~0.92 confidence) and mother Jessie Cox (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Owen Cox
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Charles Cox
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Jessie Cox
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Cox
Head · 1940 · age 26 · b. ~1914 · Pennsylvania
★ You are viewing this record
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
8 people indexed on this census page (nara:1940:m-t0627-03674-00705)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Katherine Hartman | 45 | Daughter | — | Pennsylvania |
| 2 | — | None | — | — | — |
| 3 | — | None | — | — | — |
| 4 | — | None | — | — | — |
| 5 | Charles Cox THIS PERSON | 26 | Head | Driver | Pennsylvania |
| 6 | Ruby Cox | 24 | Wife | — | Pennsylvania |
| 7 | Donald Cox | 4 | Son | — | Pennsylvania |
| 8 | Janet Cox | 1 | Daughter | — | Pennsylvania |
Pedigree Summary
Charles
Gen 1 · 3 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)