JM
James Mccann — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this James Mccann across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | McCann |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | West Homestead |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | West Homestead |
| Est. Birth Year | ~1923 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| William Mccann | Head | — | 52 | ~1888 |
| Alice Mccann | Daughter | — | 7 | ~1933 |
| Mildred Mccann | Daughter | — | 14 | ~1926 |
| Catherine Mccann | Spouse | — | 44 | ~1896 |
| Frank Mccann | Son | — | 9 | ~1931 |
| William Mccann | Son | — | 18 | ~1922 |
| James Mccann | Son | — | 17 | ~1923 |
| Charles Mccann | Son | — | 18 | ~1922 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 6
Allegheny, Pennsylvania · implied b. ~1924 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCann |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 17
Allegheny-County, Pennsylvania · implied b. ~1923 — 8 household members
| Surname | McCann |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | West Homestead |
| 1935 Residence (County) | Allegheny |
| Industry | 0 |
| Highest Grade | Hs 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 James Mccann across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mccann
Son · 1940 · age 17 · b. ~1923 · Pennsylvania
★ You are viewing this record
Sibling
Charles Mccann
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Mccann
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Mccann
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Mccann
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mccann
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
40 people indexed on this census page (nara:1940:m-t0627-03420-00520)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edna Ashcroft | 10 | Daughter | — | Pennsylvania |
| 42 | Robert Gaster | 28 | Head | Laborer | Pennsylvania |
| 43 | Rhoda Gaster | 25 | Wife | — | Pennsylvania |
| 44 | Mabel Gaster | 0 | Daughter | — | Pennsylvania |
| 45 | William Mccann | 52 | Head | Core Maker | Pennsylvania |
| 46 | Catherine Mccann | 44 | Wife | — | Pennsylvania |
| 47 | Charles Mccann | 18 | Son | — | Pennsylvania |
| 48 | William Mccann | 18 | Son | — | Pennsylvania |
| 49 | James Mccann THIS PERSON | 17 | Son | — | Pennsylvania |
| 50 | Mildred Mccann | 14 | Daughter | — | Pennsylvania |
| 51 | Frank Mccann | 9 | Son | — | Pennsylvania |
| 52 | Alice Mccann | 7 | Daughter | — | Pennsylvania |
| 53 | Ralph Williams | 30 | Head | Attendant | Pennsylvania |
| 54 | Margaret Williams | 20 | Wife | — | Pennsylvania |
| 55 | William Williams | 0 | Son | — | Pennsylvania |
| 56 | Carl Lundstrom | 39 | Head | Weigh Master | Pennsylvania |
| 57 | Nell Lundstrom | 31 | Wife | — | Pennsylvania |
| 58 | Ward Lundstrom | 11 | Son | — | Pennsylvania |
| 59 | Fred Williams | 25 | Head | Manager | Pennsylvania |
| 60 | Lillian Williams | 22 | Wife | — | Pennsylvania |
| 61 | Lilla Rose Williams | 1 | Daughter | — | Pennsylvania |
| 62 | George Katanitz | 50 | Head | Proprietor | Yugoslavia |
| 63 | Ella Katanitz | 38 | Wife | — | Pennsylvania |
| 64 | Mary Ignatz | 36 | Wife | Kitchen Help | Pennsylvania |
| 65 | Ralph Regester | 41 | Head | General Office | Pennsylvania |
| 66 | Alberta Regester | 12 | Daughter | — | Pennsylvania |
| 67 | Agnes Kelly | 52 | Head | — | Pennsylvania |
| 68 | Thomas Mahler | 29 | Head | Painter | Pennsylvania |
| 69 | Helen Mahler | 28 | Wife | — | Pennsylvania |
| 70 | Thomas Mahler | 8 | Son | — | Pennsylvania |
| 71 | Douglas Morrissey | 36 | Head | Accountant | Pennsylvania |
| 72 | Ethel Morrissey | 34 | Wife | — | Pennsylvania |
| 73 | Richard Morrissey | 9 | Son | — | Pennsylvania |
| 74 | Marlene Morrissey | 6 | Daughter | — | Pennsylvania |
| 75 | Douglas Morrissey | 1 | Son | — | Pennsylvania |
| 76 | Alex Badachiff | 45 | Head | Proprietor | Russia |
| 77 | Helen Badachiff | 39 | Wife | Clerk | Pennsylvania |
| 78 | Mary Badachiff | 19 | Daughter | Beauty Operator | Pennsylvania |
| 79 | Helen Badachiff | 17 | Daughter | — | Pennsylvania |
| 80 | Olga Badachiff | 15 | Daughter | — | 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)