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Charles Harper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Charles Harper across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 8-person household.
Age 23
b. ~1917
Male
Son
Born: North Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Harper |
| Given Name | Charles William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | PITTSBURGH |
| 1935 Residence (County) | ALLEGHENY |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | 0 |
| Hours Worked | 114 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Occupation | New Worker |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1917 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Walter Harper | Son | — | 13 | ~1927 |
| Elice Harper | Daughter | — | 18 | ~1922 |
| James Harper | Son | — | 20 | ~1920 |
| Lucinda Harper | Spouse | — | 48 | ~1892 |
| Charles Harper | Son | — | 23 | ~1917 |
| Charles Harper | Head | — | 49 | ~1891 |
| Lillian Harper | Daughter | — | 16 | ~1924 |
| Nathaniel Harper | Son | — | 12 | ~1928 |
Census Appearances
1930
Allegheny, Pennsylvania
Other, age 13
Allegheny, Pennsylvania · implied b. ~1917 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harper |
| Given Name | Clarence |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Occupation | Porter |
| Industry | Hotel |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1940
Allegheny-County, Pennsylvania
Son, age 23
Allegheny-County, Pennsylvania · implied b. ~1917 — 8 household members
| Surname | Harper |
| Given Name | Charles William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | PITTSBURGH |
| 1935 Residence (County) | ALLEGHENY |
| Occupation | New Worker |
| Class of Worker | 0 |
| Hours Worked | 114 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
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 Harper across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Harper
Son · 1940 · age 23 · b. ~1917 · Pennsylvania
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Sibling
James Harper
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nathaniel Harper
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Harper
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Harper
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elice Harper
Sibling · 1940 · age 18
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
39 people indexed on this census page (nara:1940:m-t0627-03654-00135)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nathaniel Davis | 3 | Son | — | Pennsylvania |
| 2 | Floretta Davis | 2 | Daughter | — | Pennsylvania |
| 3 | Barbara Ann Davis | 1 | Daughter | — | Pennsylvania |
| 4 | Daniel Cuneen | 51 | Head | Truck Driver | Pennsylvania |
| 5 | Charlotte Cuneen | 30 | Wife | — | Pennsylvania |
| 6 | Charles Cuneen | 30 | Son | Truck Driver | Pennsylvania |
| 7 | James Pugh | 54 | Head | Watchman | England |
| 8 | Elizabeth Pugh | 51 | Wife | — | Irish Free State |
| 9 | James H Pugh | 14 | Son | — | Pennsylvania |
| 10 | Henry Finch | 60 | Head | Janitor | North Carolina |
| 11 | Nettie Finch | 44 | Wife | — | Virginia |
| 12 | Dorothy Finch | 21 | Daughter | — | Pennsylvania |
| 13 | Joseph Finch | 20 | Son | — | Pennsylvania |
| 14 | Henrietta Finch | 18 | Daughter | — | Pennsylvania |
| 15 | Leonard Finch | 15 | Son | — | Pennsylvania |
| 16 | Ralph Tracy | 20 | Nephew | Night Guard | Pennsylvania |
| 17 | Elinore Johnson | 31 | Roomer | Seamstress | Pennsylvania |
| 18 | Robert Johnson | 11 | Roomer's Son | — | Pennsylvania |
| 19 | Barbara Johnson | 5 | Roomer's Daughter | — | Pennsylvania |
| 20 | Allen Gowens | 26 | Head | New Worker | Pennsylvania |
| 21 | Katie Gowens | 24 | Wife | — | Pennsylvania |
| 22 | Charles Harper | 49 | Head | Carpenter | North Carolina |
| 23 | Lucinda Harper | 48 | Wife | — | Georgia |
| 24 | Charles William Harper THIS PERSON | 23 | Son | New Worker | North Carolina |
| 25 | James Ernest Harper | 20 | Son | New Worker | North Carolina |
| 26 | Elice Harper | 18 | Daughter | — | North Carolina |
| 27 | Lillian Harper | 16 | Daughter | — | North Carolina |
| 28 | Walter Harper | 13 | Son | — | Pennsylvania |
| 29 | Nathaniel Harper | 12 | Son | — | Pennsylvania |
| 30 | Babe Wales | 69 | Head | — | Alabama |
| 31 | Barbara Lane | 48 | Roomer | Maid | Georgia |
| 32 | Hubert Aulston | 29 | Head | Cook | Georgia |
| 33 | Thelma Aulston | 28 | Wife | House Maid | Virginia |
| 34 | Maude Brown | 38 | Roomer | — | North Carolina |
| 35 | Stan Ford Brown | 14 | Roomer's Son | — | Pennsylvania |
| 36 | James Brown | 9 | Roomer's Son | — | New York |
| 37 | Robert Hinton | 34 | Roomer | Janitor | Pennsylvania |
| 38 | Clarence Thompson | 36 | Roomer | Chauffeur | Pennsylvania |
| 39 | Isadoram Marable | 34 | Roomer | — | Missouri |
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)