JM
James Mcneil — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this James Mcneil across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | McNeil |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elizabeth Boro |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | S 6 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Elizabeth Boro |
| Est. Birth Year | ~1930 |
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 |
|---|---|---|---|---|
| James Mcneil | Son | — | 10 | ~1930 |
| Vincent Mcneil | Son | — | 13 | ~1927 |
| Jack Mcneil | Son | — | 4 | ~1936 |
| Thomas Mcneil | Son | — | 1 | ~1939 |
| Harry Mcneil | Son | — | 7 | ~1933 |
| Roderick Mcneil | Son | — | 12 | ~1928 |
| Alice Mcneil | Spouse | — | 31 | ~1909 |
| Roderick Mcneil | Head | — | 36 | ~1904 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 1
Allegheny, Pennsylvania · implied b. ~1929 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNeil |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 10
Allegheny-County, Pennsylvania · implied b. ~1930 — 8 household members
| Surname | McNeil |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elizabeth Boro |
| 1935 Residence (County) | Allegheny |
| Highest Grade | S 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 James Mcneil across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mcneil
Son · 1940 · age 10 · b. ~1930 · Pennsylvania
★ You are viewing this record
Sibling
Jack Mcneil
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Mcneil
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roderick Mcneil
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Mcneil
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mcneil
Sibling · 1940 · age 1
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-t0627-03403-00185)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Myrtle Sutton | 26 | Wife | — | Pennsylvania |
| 42 | Thomas J Sutton | 7 | Son | — | Pennsylvania |
| 43 | Jack Sutton | 3 | Son | — | Pennsylvania |
| 44 | William Huot | 33 | Head | Clerk | Pennsylvania |
| 45 | Margaret Huot | 30 | Wife | — | Pennsylvania |
| 46 | Gladys Mae Huot | 11 | Daughter | — | Pennsylvania |
| 47 | Margaret Louise Huot | 10 | Daughter | — | Pennsylvania |
| 48 | Marie Arlene Huot | 7 | Daughter | — | Illinois |
| 49 | William W Eagle | 18 | Brother-in-law | Druggist | Pennsylvania |
| 50 | John H Gamble | 41 | Head | Roller Operator | Pennsylvania |
| 51 | Mary C Gamble | 43 | Wife | — | Pennsylvania |
| 52 | Pauline F Gamble | 15 | Daughter | — | Pennsylvania |
| 53 | James H Gamble | 13 | Son | — | Pennsylvania |
| 54 | William L Hunt | 51 | Head | Liquor Dealer | Pennsylvania |
| 55 | Nell R Hunt | 50 | Wife | — | Pennsylvania |
| 56 | William Jack Hunt | 16 | Son | — | Pennsylvania |
| 57 | Phyllis Hunt | 14 | Daughter | — | Pennsylvania |
| 58 | William P Crosbie | 36 | Head | Assistant Engineer | Mississippi |
| 59 | Nancy J Crosbie | 24 | Wife | — | Pennsylvania |
| 60 | Nancy Lee Crosbie | 4 | Daughter | — | Pennsylvania |
| 61 | Ruth Carolyn Crosbie | 2 | Daughter | — | Pennsylvania |
| 62 | William Jr Crosbie | 1 | Son | — | Pennsylvania |
| 63 | Roderick V Mcneil | 36 | Head | Bartender | Pennsylvania |
| 64 | Alice Mcneil | 31 | Wife | — | Pennsylvania |
| 65 | Vincent C Mcneil | 13 | Son | — | Pennsylvania |
| 66 | Roderick Mcneil | 12 | Son | — | Pennsylvania |
| 67 | James Mcneil THIS PERSON | 10 | Son | — | Pennsylvania |
| 68 | Harry Mcneil | 7 | Son | — | Pennsylvania |
| 69 | Jack Mcneil | 4 | Son | — | Pennsylvania |
| 70 | Thomas Edward Mcneil | 1 | Son | — | Pennsylvania |
| 71 | Thomas W Sr Smith | 53 | Head | Steel Inspector | Pennsylvania |
| 72 | Kathryn Smith | 53 | Wife | — | Pennsylvania |
| 73 | Thomas Jr Smith | 29 | Son | Accounting Clerk | Pennsylvania |
| 74 | Mabel Smith | 27 | Daughter | — | Pennsylvania |
| 75 | Carolyn Smith | 25 | Daughter | Clerk | Pennsylvania |
| 76 | Charles Smith | 22 | Son | Steel Marker | Pennsylvania |
| 77 | Jack Smith | 21 | Son | — | Pennsylvania |
| 78 | Jane Smith | 17 | Daughter | — | Pennsylvania |
| 79 | Marjorie Smith | 15 | Daughter | — | Pennsylvania |
| 80 | Donald Smith | 13 | Son | — | 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)