JG
James Gray — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lorain-County, Ohio
Our Model Tree links this James Gray across the 1920, 1930 and 1940 US Censuses in Lorain-County, Ohio (XGBoost, ~Confirmed), with identified parents Thomas & Marie — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lorain-County, Ohio |
| Surname | Gray |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Elyria |
| 1935 Residence (County) | Lorain |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Machinist |
| Industry | Steel Mills |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1873 |
| Highest Grade | H-3 |
| 1935 Residence | Ohio |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Machinist |
| Township / Ward | Elyria |
| Est. Birth Year | ~1909 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Gray | Head | — | 31 | ~1909 |
| Thomas Gray | Son | — | 4 | ~1936 |
| Rose Gray | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Lorain, Ohio
Son, age 11
Lorain, Ohio · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | England |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Lorain, Ohio
Son, age 21
Lorain, Ohio · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | James P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Lorain-County, Ohio
Head, age 31
Lorain-County, Ohio · implied b. ~1909 — 3 household members
| Surname | Gray |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Elyria |
| 1935 Residence (County) | Lorain |
| Naturalization Status | Naturalized |
| Occupation | Machinist |
| Industry | Steel Mills |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1873 |
| Highest Grade | H-3 |
| 1935 Residence | Ohio |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Gray across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Gray (~0.92 confidence) and mother Marie Gray (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Gray
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Marie Gray
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Gray
Head · 1940 · age 31 · b. ~1909 · Ohio
★ 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 — Lorain-County, Ohio
Open full size
1940 US Federal Census — Lorain-County, Ohio
Page Contents
30 people indexed on this census page (nara:1940:m-t0627-03103-00670)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Murrell | 28 | Head | Inspector | Lorain |
| 42 | Mildred Murrell | 23 | Wife | — | Elyria |
| 43 | Extra Line Murrell | None | — | — | — |
| 44 | Extra Line Murrell | None | — | — | — |
| 45 | Extra Line Murrell | None | — | — | — |
| 46 | Extra Line Murrell | None | — | — | — |
| 47 | Harold Wendry | 30 | Head | Chemist | Cleveland |
| 48 | Lenore Wendry | 31 | Wife | — | Elyria |
| 49 | C. E. Haas | 41 | Head | Tool Maker | Amherst |
| 50 | Freda L. Haas | 54 | Wife | — | Wisconsin |
| 51 | James Gray THIS PERSON | 31 | Head | Machinist | England |
| 52 | Rose Gray | 30 | Wife | — | Ohio |
| 53 | Thomas Gray | 4 | Son | — | Elyria |
| 54 | Paul Huth | 35 | Head | Draftsman | Norwalk |
| 55 | Eletha Huth | 35 | Wife | — | Oberlin |
| 56 | Jane Huth | 3 | Daughter | — | Elyria |
| 57 | John Gecelovsky | 52 | Head | Carpenter | Czechoslovakia |
| 58 | Mary Gecelovsky | 47 | Wife | — | Czechoslovakia |
| 59 | Julia Gecelovsky | 13 | Daughter | — | Westerville |
| 60 | Joe Ockajik | 35 | Son-in-law | Laborer | Lorain |
| 61 | Mary Ockajik | 28 | Daughter | — | Czechoslovakia |
| 62 | Ruth Ockajik | 9 | Daughter | — | Elyria |
| 63 | William Wash | 26 | Head | Pipe Inspector | Elyria |
| 64 | Thelma Wash | 22 | Wife | — | Elyria |
| 65 | William Wash | 2 | Son | — | Elyria |
| 66 | Robert Wash | 0 | Son | — | Elyria |
| 67 | Ralph Ott | 24 | Head | Bookkeeper | Elyria |
| 68 | Ester Ott | 24 | Wife | Secretary | Elyria |
| 69 | Harvey N. Andrew | 54 | Head | Real Estate | Pennsylvania |
| 70 | Minnie Andrew | 49 | Wife | Heel Packer | Amherst |
Pedigree Summary
James
Gen 1 · 2 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)