JG
Joseph Gray — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Westmoreland-County, Pennsylvania
Our Model Tree links this Joseph Gray 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 | Gray |
| Given Name | Joseph F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Derry Borough |
| 1935 Residence (County) | Westmoreland |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Derry Borough |
| 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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Paul Gray | Son | — | 18 | ~1922 |
| Gertrude Gray | Daughter | — | 13 | ~1927 |
| Patricia Gray | Daughter | — | 11 | ~1929 |
| John Gray | Son | — | 27 | ~1913 |
| Agnes Gray | Spouse | — | 46 | ~1894 |
| John Gray | Head | — | 50 | ~1890 |
| Robert Gray | Son | — | 6 | ~1934 |
| Joseph Gray | Son | — | 19 | ~1921 |
Census Appearances
1930
Allegheny, Pennsylvania
Other, age 8
Allegheny, Pennsylvania · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Joseph |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Can Read/Write | Yes |
| 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 | Gray |
| Given Name | Joseph F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Derry Borough |
| 1935 Residence (County) | Westmoreland |
| 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 Joseph Gray across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Gray
Son · 1940 · age 19 · b. ~1921 · Pennsylvania
★ You are viewing this record
Sibling
Robert Gray
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Gray
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Gray
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Gray
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Gray
Sibling · 1940 · age 13
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-t0627-03629-00115)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ida Q. Jordan | 47 | Wife | — | Pennsylvania |
| 42 | Hiram D. Kibble | 54 | Head | Kiln Foreman | Ohio |
| 43 | Mary L. Q. Kibble | 51 | Wife | — | West Virginia |
| 44 | Joseph Alan Kibble | 24 | Son | Ware Inspector | Pennsylvania |
| 45 | Nancy A. Kibble | 12 | Daughter | — | Pennsylvania |
| 46 | Eleanor June Kibble | 10 | Daughter | — | Pennsylvania |
| 47 | Charles M. Kamp | 68 | Head | Yard Master | Pennsylvania |
| 48 | Mildred C. Kamp | 55 | Wife | — | Pennsylvania |
| 49 | William B. Ramsey | 63 | Head | Watchman | Pennsylvania |
| 50 | Lois E. Ramsey | 51 | Wife | — | Pennsylvania |
| 51 | Maria Ramsey | 28 | Daughter | Switchboard Operator | Pennsylvania |
| 52 | Harrison Ramsey | 26 | Son | Assist. Salesman | Colorado |
| 53 | Joseph Lambert | 26 | Roomer | Patrol Engineer | Ohio |
| 54 | Albert Dicey | 34 | Head | Reporter | Pennsylvania |
| 55 | Carrie M. Dicey | 34 | Wife | Grade School Teacher | Pennsylvania |
| 56 | Walter D. Henderson | 40 | Head | Plumber | Pennsylvania |
| 57 | Maola Henderson | 39 | Wife | — | Pennsylvania |
| 58 | Walter Jr. Henderson | 17 | Son | — | Pennsylvania |
| 59 | Lala M. Henderson | 16 | Daughter | — | Pennsylvania |
| 60 | Harry W. Henderson | 11 | Son | — | Pennsylvania |
| 61 | Richard M. Henderson | 3 | Son | — | Pennsylvania |
| 62 | Annie Dias | 59 | Head | — | Pennsylvania |
| 63 | Charles Paul Dias | 22 | Son | Truck-Helper | Pennsylvania |
| 64 | Charles Anderson | 62 | Boarder | Track-Foreman | Sweden |
| 65 | John E. Gray | 50 | Head | Clerk-Office | Pennsylvania |
| 66 | Agnes D. Gray | 46 | Wife | — | Pennsylvania |
| 67 | John A. Gray | 27 | Son | Book Keeper | Pennsylvania |
| 68 | Joseph F. Gray THIS PERSON | 19 | Son | — | Pennsylvania |
| 69 | Paul K. Gray | 18 | Son | — | Pennsylvania |
| 70 | Gertrude J. Gray | 13 | Daughter | — | Pennsylvania |
| 71 | Patricia J. Gray | 11 | Daughter | — | Pennsylvania |
| 72 | Robert James Gray | 6 | Son | — | Pennsylvania |
| 73 | J. Sarah Bridge | 70 | Head | — | Pennsylvania |
| 74 | Nicoletta Zuccheri | 58 | Head | — | Italy |
| 75 | Rose Zuccheri | 34 | Daughter | Helper | Pennsylvania |
| 76 | Lola Zuccheri | 32 | Daughter | Clerk | Pennsylvania |
| 77 | Raymond Zuccheri | 30 | Son | Laborer | Pennsylvania |
| 78 | Helen Zuccheri | 28 | Daughter | Clerk | Pennsylvania |
| 79 | William Zuccheri | 24 | Son | Delivery Boy | Pennsylvania |
| 80 | Albert Zuccheri | 21 | 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)