JG
John Gross — 1940 US Census Record
Model Tree available1940 United States Federal Census · Laurel-County, Kentucky
Our Model Tree links this John Gross across the 1920, 1930 and 1940 US Censuses in Laurel-County, Kentucky (XGBoost, ~Confirmed), with identified parents John & Judge — first a head (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Laurel-County, Kentucky |
| Surname | Gross |
| Given Name | John P |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | London city |
| 1935 Residence (County) | Laurel |
| Additional Details | |
| Occupation | proprietor |
| Industry | lumber mill |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Proprietor |
| Township / Ward | London City |
| Est. Birth Year | ~1912 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| William Gross | Son | — | 1 | ~1939 |
| John Gross | Head | — | 28 | ~1912 |
| Anne Gross | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Laurel, Kentucky
Son, age 8
Laurel, Kentucky · implied b. ~1912 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gross |
| Given Name | John J Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Laurel, Kentucky
Son, age 18
Laurel, Kentucky · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gross |
| Given Name | John D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Laurel-County, Kentucky
Head, age 28
Laurel-County, Kentucky · implied b. ~1912 — 3 household members
| Surname | Gross |
| Given Name | John P |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | London city |
| 1935 Residence (County) | Laurel |
| Occupation | proprietor |
| Industry | lumber mill |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 John Gross across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Gross (~0.92 confidence) and father Judge Gross (~0.92 confidence) and mother Mary Gross (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Gross
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Judge Gross
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Mary Gross
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Gross
Head · 1940 · age 28 · b. ~1912 · Kentucky
★ 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 — Laurel-County, Kentucky
Open full size
1940 US Federal Census — Laurel-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01327-00296)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John A Payne | 26 | Sister | No | Kentucky |
| 42 | Julia S Owen | 65 | Head | No | Kentucky |
| 43 | Arlo S Knight | 25 | Head | Truck Driver | Kentucky |
| 44 | Elizabeth Knight | 20 | Wife | No | Kentucky |
| 45 | Robert K Knight | 1 | Son | — | Kentucky |
| 46 | Fowler Cary | 19 | Lodger | Attendant | Kentucky |
| 47 | Nannie H Brock | 69 | Head | No | Kentucky |
| 48 | Charles Brock | 29 | Son | Laborer | Kentucky |
| 49 | Matilda Reynolds | 66 | Head | No | Kentucky |
| 50 | Jackson Pauline Reynolds | 14 | Grand | No | Kentucky |
| 51 | Vincent Parman | 37 | Head | Superintendent | Kentucky |
| 52 | Kate S Parman | 35 | Wife | No | Tennessee |
| 53 | Sarah V Parman | 13 | Daughter | — | Kentucky |
| 54 | Katherine Parman | 10 | Daughter | — | Kentucky |
| 55 | Kenneth Parman | 8 | Son | — | Kentucky |
| 56 | Carolyn Parman | 4 | Daughter | — | Kentucky |
| 57 | Sarah Ferguson | 66 | Mother | No | Virginia |
| 58 | John S Herzig | 55 | Head | Proprietor | Kentucky |
| 59 | Anna Herzig | 56 | Wife | No | Kentucky |
| 60 | Ann Watkins | 82 | Mother | No | Kentucky |
| 61 | John P Gross THIS PERSON | 28 | Head | Proprietor | Kentucky |
| 62 | Anne Gross | 25 | Wife | No | Canada E |
| 63 | William H Gross | 1 | Son | — | Kentucky |
| 64 | Clarence Pedigo | 53 | Head | No | Virginia |
| 65 | Priscilla Pedigo | 42 | Wife | No | Kentucky |
| 66 | Katherine Pedigo | 23 | Daughter | No | Kentucky |
| 67 | Joe H Pedigo | 21 | Son | No | Kentucky |
| 68 | Juanita Pedigo | 17 | Daughter | No | Kentucky |
| 69 | Billie Pedigo | 15 | Son | No | Kentucky |
| 70 | Madge Pedigo | 13 | Daughter | — | Kentucky |
| 71 | Jack Pedigo | 10 | Son | — | Kentucky |
| 72 | Raymond Pedigo | 8 | Son | — | Kentucky |
| 73 | Pauline Pedigo | 6 | Daughter | — | Kentucky |
| 74 | Shirley Pedigo | 3 | Daughter | — | Kentucky |
| 75 | Alata Pedigo | 2 | Daughter | — | Kentucky |
| 76 | William Mitchell | 70 | Head | No | Kentucky |
| 77 | Maggie Mitchell | 49 | Wife | No | Nebraska |
| 78 | Vernon Mitchell | 17 | Daughter | No | Kentucky |
| 79 | Magaline Mitchell | 13 | Daughter | — | Kentucky |
| 80 | Walter S Mitchell | 10 | Son | — | Kentucky |
Pedigree Summary
John
Gen 1 · 3 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)