HG
Helen Gray — 1940 US Census Record
Model Tree available1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Helen Gray across the 1910, 1920, 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Adalbert & Archibald — first a spouse (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Gray |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Upland |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Occupation | burler |
| Industry | Textile mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Burler |
| Township / Ward | Upland |
| Est. Birth Year | ~1906 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Hayward Gray | Son | — | 10 | ~1930 |
| Hayward Gray | Head | — | 35 | ~1905 |
| Helen Gray | Daughter | — | 6 | ~1934 |
| Helen Gray | Spouse | — | 34 | ~1906 |
Census Appearances
1910
Philadelphia, Pennsylvania
Daughter, age 2
Philadelphia, Pennsylvania · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Daughter, age 12
Philadelphia, Pennsylvania · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Daughter, age 23
Philadelphia, Pennsylvania · implied b. ~1907 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Un |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Knitter |
| Industry | Hose Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Delaware-County, Pennsylvania
Spouse, age 34
Delaware-County, Pennsylvania · implied b. ~1906 — 4 household members
| Surname | Gray |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Upland |
| 1935 Residence (County) | Delaware |
| Occupation | burler |
| Industry | Textile mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| 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 Helen Gray across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Adalbert Gray (~0.92 confidence) and father Archibald Gray (~0.92 confidence) and father William Gray (~0.92 confidence) and mother Catherine Gray (~0.92 confidence) and mother Mary Gray (~0.92 confidence) and mother Maud Gray (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Adalbert Gray
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Archibald Gray
b. ~1883
Source father
● Household
· direct · ~0.92
Father
William Gray
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Catherine Gray
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Mary Gray
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Maud Gray
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Gray
Spouse · 1940 · age 34 · b. ~1906 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Delaware-County, Pennsylvania
Open full size
1940 US Federal Census — Delaware-County, Pennsylvania
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03496-00619)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Whiteley | 22 | Head | Laborer | Pennsylvania |
| 2 | Harold Whiteley | 20 | Son | Stencilman | Pennsylvania |
| 3 | Melvin Whiteley | 11 | Son | — | Pennsylvania |
| 4 | John Floyd | 70 | Head | Blacksmith | Pennsylvania |
| 5 | Mary Richardson | 69 | housekeeper | Housekeeper | Scotland |
| 6 | Isaac Mcclay | 44 | Head | Dyer | Pennsylvania |
| 7 | Bertha Mcclay | 51 | Wife | — | Maryland |
| 8 | Jean Mcclay | 14 | daughter | — | Pennsylvania |
| 9 | James Lister | 35 | Head | Sta Engineer | Maryland |
| 10 | Estella Lister | 39 | Wife | Winder | Pennsylvania |
| 11 | Estella Lister | 16 | daughter | — | Pennsylvania |
| 12 | Elwood Taylor | 39 | Head | Machine Operator | Pennsylvania |
| 13 | Grace Taylor | 30 | Wife | — | Pennsylvania |
| 14 | Price Taylor | 5 | Son | — | Pennsylvania |
| 15 | Hayward Gray | 35 | Head | — | Pennsylvania |
| 16 | Helen Gray THIS PERSON | 34 | Wife | Burler | Pennsylvania |
| 17 | Hayward Jr Gray | 10 | Son | — | Pennsylvania |
| 18 | Helen Gray | 6 | daughter | — | Pennsylvania |
| 19 | William Yates | 36 | Head | Sheet Metal | England |
| 20 | Edith Yates | 36 | Wife | — | England |
| 21 | Doreen Anne Yates | 7 | daughter | — | Pennsylvania |
| 22 | Carrie Massey | 53 | Head | — | Maryland |
| 23 | Carrie Massey | 22 | daughter | Mender | Pennsylvania |
| 24 | Elsie Massey | 18 | daughter | — | Pennsylvania |
| 25 | Margaret Crooks | 72 | Head | — | Pennsylvania |
| 26 | Harold Smallwood | 46 | Head | Janitor | England |
| 27 | Mary Smallwood | 41 | Wife | — | New Jersey |
| 28 | John Smallwood | 13 | Son | — | Pennsylvania |
| 29 | Harold Smallwood | 10 | Son | — | Pennsylvania |
| 30 | Leroy Hanna | 39 | Head | Lineman | Pennsylvania |
| 31 | Mabel Hanna | 51 | Wife | — | Iowa |
| 32 | Dorothy Hanna | 12 | daughter | — | California |
| 33 | Robert Boster | 22 | Head | Dock Helper | Pennsylvania |
| 34 | Marion Boster | 22 | Wife | — | Delaware |
| 35 | Dorothy Riley | 52 | Head | — | New Jersey |
| 36 | George Riley | 22 | Son | Dofer | New Jersey |
| 37 | Dorothy Riley | 18 | daughter | Waitress | Pennsylvania |
| 38 | Walter Jackson | 39 | Head | Quiller | Pennsylvania |
| 39 | William J Jackson | 78 | Father | — | Pennsylvania |
Related Census Records
Pedigree Summary
Helen
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)