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John Mccann — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this John Mccann across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | McCann |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Phila. |
| Additional Details | |
| Occupation | Sailor |
| Industry | U. S. N. |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 608 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Sailor |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1922 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Betty Mccann | Daughter | — | 11 | ~1929 |
| Katherine Mccann | Daughter | — | 13 | ~1927 |
| Doris Mccann | Daughter | — | 15 | ~1925 |
| Charles Mccann | Son | — | 23 | ~1917 |
| John Mccann | Head | — | 44 | ~1896 |
| Beatrice Mccann | Spouse | — | 43 | ~1897 |
| Beatrice Mccann | Daughter | — | 17 | ~1923 |
| John Mccann | Son | — | 18 | ~1922 |
| Helene Mccann | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Gloucester, New …
Son, age 8
Gloucester, New Jersey · implied b. ~1922 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCann |
| Given Name | John Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Philadelphia-County, Pennsylvania
Son, age 18
Philadelphia-County, Pennsylvania · implied b. ~1922 — 9 household members
| Surname | McCann |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Phila. |
| Occupation | Sailor |
| Industry | U. S. N. |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 608 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 John Mccann across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mccann
Son · 1940 · age 18 · b. ~1922 · Pennsylvania
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Sibling
Charles Mccann
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Mccann
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Mccann
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helene Mccann
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Mccann
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Mccann
Sibling · 1940 · age 15
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03694-00238)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Anderson | 65 | Head | Rooming House For Self | Delaware |
| 2 | Peter B. Carr | 57 | Head | U | Penna |
| 3 | Kattie Carr | 41 | Wife | 0 | S. Carolina |
| 4 | Herbert R. Lippincott | 32 | Head | Driver | D. C. |
| 5 | J. R. Maloney | 64 | Head | Salesman | Illinois |
| 6 | Henry Q. Edwards | 30 | Head | All Around | Penna |
| 7 | Wm. J. Redmond | 32 | Head | Painter | Penna |
| 8 | Wm. Wilson | 33 | Head | Orderly | New York |
| 9 | Bernard Digman | 24 | Head | Laborer | Penna |
| 10 | Lillian Sheeley | 44 | Head | 0 | New Jersey |
| 11 | Harold Ab. Toner | 40 | Head | Clerk | Penna |
| 12 | Minnie Hall | 73 | Partner | 0 | Penna |
| 13 | Grace Melos | 50 | Partner | Clerk | Penna |
| 14 | Edna Keiley | 52 | Head | 0 | Penna |
| 15 | John Mccann | 44 | Head | Salesman | Penna |
| 16 | Beatrice Mccann | 43 | Wife | 0 | Maryland |
| 17 | Charles Mccann | 23 | Son | Clerk | New Jersey |
| 18 | John Jr. Mccann THIS PERSON | 18 | Son | Sailor | New Jersey |
| 19 | Beatrice Mccann | 17 | Daughter | 0 | New Jersey |
| 20 | Doris Mccann | 15 | Daughter | 0 | New Jersey |
| 21 | Katherine Mccann | 13 | Daughter | 0 | New Jersey |
| 22 | Betty Mccann | 11 | Daughter | 0 | New Jersey |
| 23 | Helene Mccann | 7 | Daughter | 0 | New Jersey |
| 24 | Elaine Treen | 55 | Head | 0 | Penna |
| 25 | John Treen | 20 | Son | Laborer | Penna |
| 26 | Robert King | 52 | Head | Telegrapher | Penna |
| 27 | Robert Jr. King | 21 | Son | Office Boy | Penna |
| 28 | John Mc Laughlin | 42 | Head | Laborer | Penna |
| 29 | Ida Rusek | 37 | Head | Cook | Hungary |
| 30 | Harriet Mccarthy | 61 | Head | 0 | England |
| 31 | Edward Cottingham | 55 | Head | Steam Fitter | Penna |
| 32 | Wm. Pelser | 59 | Head | Iron Worker | England |
| 33 | Walter O'Brien | 60 | Head | Laborer | Irish Free State |
| 34 | Adolph Agara | 28 | Head | Tailor | Italy |
| 35 | Antonio Oriali | 47 | Lodger | Shoemaker | Italy |
| 36 | Phillip Shannon | 28 | Head | Truck Driver | Penna |
| 37 | Madeline Shannon | 21 | Wife | 0 | Penna |
| 38 | Phillip Jr. Shannon | 1 | Son | 0 | Penna |
| 39 | Cancelled | None | — | — | — |
| 40 | Caroline Dayton | 58 | Head | 0 | New York |
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)