HG
Helen Gray — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knox-County, Tennessee
Our Model Tree links this Helen Gray across the 1930 and 1940 US Censuses in Knox-County, Tennessee (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 10-person household.
Age 15
b. ~1925
Female
Daughter
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Tennessee |
| Surname | Gray |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | 7th Dist |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | 7Th Dist |
| Est. Birth Year | ~1925 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Robert Gray | Son | — | 6 | ~1934 |
| Helen Gray | Daughter | — | 15 | ~1925 |
| Lillian Gray | Daughter | — | 14 | ~1926 |
| Billy Gray | Son | — | 2 | ~1938 |
| Charlie Gray | Head | — | 40 | ~1900 |
| Charlie Gray | Son | — | 12 | ~1928 |
| Ruth Gray | Daughter | — | 17 | ~1923 |
| James Gray | Son | — | 8 | ~1932 |
| Virginia Gray | Daughter | — | 10 | ~1930 |
| Ada Gray | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Knox, Tennessee
Daughter, age 5
Knox, Tennessee · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Hellen R |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Knox-County, Tennessee
Daughter, age 15
Knox-County, Tennessee · implied b. ~1925 — 10 household members
| Surname | Gray |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | 7th Dist |
| 1935 Residence (County) | Knox |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Gray
Daughter · 1940 · age 15 · b. ~1925 · Tennessee
★ You are viewing this record
Sibling
James Gray
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Gray
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billy Gray
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Gray
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlie Gray
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Gray
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Gray
Sibling · 1940 · age 17
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 — Knox-County, Tennessee
Open full size
1940 US Federal Census — Knox-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03909-00729)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Benton Sharp | 19 | Son | Truck Driver | Tennessee |
| 42 | Merlyn Sharp | 14 | Daughter | — | Tennessee |
| 43 | Frances E. Sharp | 11 | Daughter | — | Tennessee |
| 44 | Stella M. Sharp | 8 | Daughter | — | Tennessee |
| 45 | Harold H. Reagan | 23 | Head | Brick Mason | Tennessee |
| 46 | Mary J. Reagan | 17 | Wife | — | Tennessee |
| 47 | Peggy J. Reagan | 2 | Daughter | — | Tennessee |
| 48 | Clifford F. Kay | 51 | Head | Operator | Tennessee |
| 49 | Flora E. Kay | 52 | Wife | — | Tennessee |
| 50 | James H. Kay | 19 | Son | Wood Worker | Tennessee |
| 51 | Nadine V. Kay | 16 | Daughter | — | Tennessee |
| 52 | Jacky H. Kay | 13 | Son | — | Tennessee |
| 53 | Robert L. Kay | 4 | Nephew | — | Tennessee |
| 54 | Henry L. Shoemaker | 44 | Brother-in-law | Farming | Tennessee |
| 55 | Flora G. Shoemaker | 38 | Sister | — | Tennessee |
| 56 | Nora E. Shoemaker | 74 | Mother-in-law | — | Tennessee |
| 57 | William T. Bernier | 60 | Head | Dryer | Indiana |
| 58 | Amanda L. Bernier | 58 | Wife | — | Tennessee |
| 59 | James R. Bernier | 28 | Son | Foreman | Tennessee |
| 60 | John W. Rutledge | 11 | Grandson | — | Tennessee |
| 61 | Charlie V. Gray | 40 | Head | Truck Driver | Tennessee |
| 62 | Ada L. Gray | 37 | Wife | — | Tennessee |
| 63 | Ruth L. Gray | 17 | Daughter | — | Tennessee |
| 64 | Helen L. Gray THIS PERSON | 15 | Daughter | — | Tennessee |
| 65 | Lillian M. Gray | 14 | Daughter | — | Tennessee |
| 66 | Charlie Jr. Gray | 12 | Son | — | Tennessee |
| 67 | Virginia L. Gray | 10 | Daughter | — | Tennessee |
| 68 | James E. Gray | 8 | Son | — | Tennessee |
| 69 | Robert E. Gray | 6 | Son | — | Tennessee |
| 70 | Billy R. Gray | 2 | Son | — | Tennessee |
| 71 | Harold E. Creech | 32 | Head | Foreman | Kansas |
| 72 | Edith A. Creech | 29 | Wife | — | Tennessee |
| 73 | Coral A. Creech | 5 | Daughter | — | Tennessee |
| 74 | Harold K. Creech | 2 | Son | — | Tennessee |
| 75 | James R. Gray | 64 | Head | Merchant | Tennessee |
| 76 | Palace Gray | 34 | Son | Truck Driver | Tennessee |
| 77 | Rebecca Gray | 64 | Wife | — | Tennessee |
| 78 | Cecil Gray | 26 | Daughter | Textile Worker | Tennessee |
| 79 | Anna Gray | 21 | Daughter | Textile Worker | Tennessee |
| 80 | William T. Switzer | 29 | Head | Plumbing | Tennessee |
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)