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William Shannon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Westmoreland-County, Pennsylvania
Our Model Tree links this William Shannon across the 1930 and 1940 US Censuses in Westmoreland-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 8-person household.
Age 19
b. ~1921
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Westmoreland-County, Pennsylvania |
| Surname | Shannon |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | St. Clair Township |
| 1935 Residence (County) | Westmoreland |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | St Clair Township |
| Est. Birth Year | ~1921 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Shannon | Head | — | 52 | ~1888 |
| Nancy Shannon | Daughter | — | 4 | ~1936 |
| Earnest Shannon | Son | — | 12 | ~1928 |
| James Shannon | Son | — | 15 | ~1925 |
| Dorothy Shannon | Daughter | — | 18 | ~1922 |
| Hazel Shannon | Spouse | — | 39 | ~1901 |
| William Shannon | Son | — | 19 | ~1921 |
| Donald Shannon | Son | — | 10 | ~1930 |
Census Appearances
1930
Westmoreland, Pennsylvania
Son, age 7
Westmoreland, Pennsylvania · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shannon |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Westmoreland-County, Pennsylvania
Son, age 19
Westmoreland-County, Pennsylvania · implied b. ~1921 — 8 household members
| Surname | Shannon |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | St. Clair Township |
| 1935 Residence (County) | Westmoreland |
| Highest Grade | No 8 |
| 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 William Shannon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Shannon
Son · 1940 · age 19 · b. ~1921 · Pennsylvania
★ You are viewing this record
Sibling
Earnest Shannon
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Shannon
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Shannon
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Shannon
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nancy Shannon
Sibling · 1940 · age 4
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 — Westmoreland-County, Pennsylvania
Open full size
1940 US Federal Census — Westmoreland-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03637-00007)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John R. Metzger | 62 | Head | Farmer | Pennsylvania |
| 2 | Mildred Metzger | 42 | Sister | — | Pennsylvania |
| 3 | Ervy Marsh | 25 | Lodger | Laborer | Pennsylvania |
| 4 | William A. Shannon | 52 | Head | — | Pennsylvania |
| 5 | Hazel Shannon | 39 | Wife | — | Kentucky |
| 6 | Dorothy Shannon | 18 | Daughter | — | Pennsylvania |
| 7 | William Jr. Shannon THIS PERSON | 19 | Son | — | Pennsylvania |
| 8 | James Shannon | 15 | Son | — | Pennsylvania |
| 9 | Earnest Shannon | 12 | Son | — | Pennsylvania |
| 10 | Donald Shannon | 10 | Son | — | Pennsylvania |
| 11 | Nancy Shannon | 4 | Daughter | — | Pennsylvania |
| 12 | David B. Caldwell | 33 | Head | Car Repairman | Pennsylvania |
| 13 | Beatrice R. Caldwell | 33 | Wife | — | Pennsylvania |
| 14 | David Jr. Caldwell | 13 | Son | — | Pennsylvania |
| 15 | Evelyn Caldwell | 12 | Daughter | — | Pennsylvania |
| 16 | Robert Caldwell | 9 | Son | — | Pennsylvania |
| 17 | Anna Caldwell | 7 | Daughter | — | Pennsylvania |
| 18 | Carole Caldwell | 0 | Daughter | — | Pennsylvania |
| 19 | Barron R. Caldwell | 65 | Head | — | Pennsylvania |
| 20 | Bertha Caldwell | 64 | Wife | — | Pennsylvania |
| 21 | Homer Caldwell | 26 | Son | Truck Driver | Pennsylvania |
| 22 | Lawrence Caldwell | 23 | Son | Truck Driver | Pennsylvania |
| 23 | Agnes Caldwell | 18 | Daughter-in-law | — | Pennsylvania |
| 24 | John M. Davis | 45 | Head | Carpenter | Pennsylvania |
| 25 | Thelma Davis | 20 | Son | Truck Driver | Pennsylvania |
| 26 | George R. Davis | 16 | Son | — | Pennsylvania |
| 27 | Eli Pizer | 54 | Head | Miner | Pennsylvania |
| 28 | Kathryn R. Pizer | 59 | Wife | — | Pennsylvania |
| 29 | James H. Cook | 26 | Head | Miner | Pennsylvania |
| 30 | Viola R. Cook | 23 | Wife | — | Pennsylvania |
| 31 | James Jr. Cook | 4 | Son | — | Pennsylvania |
| 32 | Milton Adams | 51 | Head | Carpenter | Pennsylvania |
| 33 | Evelyn R. Adams | 39 | Wife | — | Pennsylvania |
| 34 | Ida R. Thilam | 69 | Boarder | — | Pennsylvania |
| 35 | Marie R. Caldwell | 35 | Head | — | Pennsylvania |
| 36 | Harold Henderson | 16 | Son | — | Pennsylvania |
| 37 | Vivian Henderson | 14 | Daughter | — | Pennsylvania |
| 38 | Zella Henderson | 11 | Daughter | — | Pennsylvania |
| 39 | Jesse R. Ruffner | 65 | Head | — | Pennsylvania |
| 40 | Dollie Ruffner | 66 | Wife | — | 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)