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Charles Cummings — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Charles Cummings across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Cummings |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | G 6 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1928 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| John Cummings | Head | — | 50 | ~1890 |
| Jack Cummings | Son | — | 14 | ~1926 |
| Charles Cummings | Son | — | 12 | ~1928 |
| Reda Cummings | Daughter | — | 19 | ~1921 |
| Idella Cummings | Daughter | — | 25 | ~1915 |
| Delia Cummings | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 2
Allegheny, Pennsylvania · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cumming |
| Given Name | Chas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 12
Allegheny-County, Pennsylvania · implied b. ~1928 — 6 household members
| Surname | Cummings |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Class of Worker | 0 |
| Highest Grade | G 6 |
| 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 Cummings across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Cummings
Son · 1940 · age 12 · b. ~1928 · Pennsylvania
★ You are viewing this record
Sibling
Reda Cummings
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Idella Cummings
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Cummings
Sibling · 1940 · age 14
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-t0627-03658-00671)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Samuel Bondi | 11 | Son | — | Pennsylvania |
| 2 | Sarah Bondi | 9 | Daughter | — | Pennsylvania |
| 3 | Bennett Mccann | 35 | Head | — | North Ireland |
| 4 | Mary Mccann | 35 | Wife | — | England |
| 5 | Joseph H. Sharp | 44 | Head | Laborer | Canada |
| 6 | Marie Sharp | 43 | Wife | — | Pennsylvania |
| 7 | Dorothy Sharp | 15 | Daughter | — | Pennsylvania |
| 8 | William E. Auster | 41 | Brother in law | File Clerk | Pennsylvania |
| 9 | Margaret Auster | 41 | Sister in law | — | Pennsylvania |
| 10 | Bennett Jr. Mccann | 37 | Brother in law | Laborer | Pennsylvania |
| 11 | John Cummings | 50 | Head | Truck Driver | Pennsylvania |
| 12 | Delia Cummings | 49 | Wife | — | Pennsylvania |
| 13 | Idella Cummings | 25 | Daughter | Graduate Nurse | Pennsylvania |
| 14 | Reda Cummings | 19 | Daughter | New Worker | Pennsylvania |
| 15 | Jack Cummings | 14 | Son | — | Pennsylvania |
| 16 | Charles Cummings THIS PERSON | 12 | Son | — | Pennsylvania |
| 17 | Patrick Riardon | 48 | Head | Car Operator | Irish Free State |
| 18 | Catherine Riardon | 53 | Wife | — | Irish Free State |
| 19 | Mary Jane Brady | 10 | Boarder | — | Pennsylvania |
| 20 | Ella Hayes | 45 | Head | — | Pennsylvania |
| 21 | John E. Hayes | 22 | Son | Laborer | Pennsylvania |
| 22 | Amelia Sabo | 58 | Head | — | Pennsylvania |
| 23 | Robert Ramsey | 35 | Head | Auto Mechanic | Pennsylvania |
| 24 | Margaret Ramsey | 35 | Wife | — | Pennsylvania |
| 25 | Charles Ramsey | 6 | Son | — | Pennsylvania |
| 26 | Elizabeth Thomas | 62 | Head | Cab Driver | Pennsylvania |
| 27 | Jean Thomas | 38 | Daughter | — | Pennsylvania |
| 28 | Easter Thomas | 36 | Son | — | Pennsylvania |
| 29 | William Keeler | 46 | Head | Stenographer | Pennsylvania |
| 30 | Helen Keeler | 23 | Wife | Saleswoman | Pennsylvania |
| 31 | Anna Auster | 80 | Head | — | Pennsylvania |
| 32 | Howard Martin | 39 | Head | Auto Mechanic | Pennsylvania |
| 33 | Mary Martin | 37 | Wife | — | Pennsylvania |
| 34 | Howard Jr. Martin | 5 | Son | — | Pennsylvania |
| 35 | Daniel Dunkle | 72 | Head | — | Pennsylvania |
| 36 | Sarah Dunkle | 65 | Wife | — | Pennsylvania |
| 37 | Rebecca Repp | 41 | Daughter | — | Pennsylvania |
| 38 | Patrick Conroy | 80 | Head | — | Irish Free State |
| 39 | Mary Conroy | 70 | Wife | — | Irish Free State |
| 40 | Mary Conroy | 43 | Daughter | Domestic | 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)