JG
John Gross — 1920 US Census Record
Model Tree available1920 United States Federal Census · Calvert, Maryland
Our Model Tree links this John Gross across the 1920, 1930 and 1940 US Censuses in Calvert, Maryland (XGBoost, ~Confirmed), with identified parents John & Major — first a son (b.~1906), then head of a 3-person household.
Age 14
b. ~1906
Male
Son
Born: Maryland
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Calvert, Maryland |
| Surname | Gross |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laborer |
| Township / Ward | Hellsboro Town |
| 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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Gross | Son | — | 14 | ~1906 |
| Maggie Gross | Spouse | — | 35 | ~1885 |
| John Gross | Head | — | 55 | ~1865 |
Census Appearances
1920
Calvert, Maryland
Son, age 14
Calvert, Maryland · implied b. ~1906 — 3 household members
| Surname | Gross |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Calvert, Maryland
Son, age 20
Calvert, Maryland · implied b. ~1910 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gross |
| Given Name | Johnson |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Waterman |
| Industry | Oyster & Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Calvert-County, Maryland
Son, age 29
Calvert-County, Maryland · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gross |
| Given Name | Johnson |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Olivet |
| 1935 Residence (County) | Calvert |
| Occupation | Waterman |
| Industry | Tonger |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 850 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Major Gross (~0.92 confidence) and father Mayo Gross (~0.92 confidence) and mother Emma Gross (~0.92 confidence) and mother Maggie Gross (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Gross
b. ~1865
Source father
● Household
· direct · ~0.92
Father
Major Gross
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Mayo Gross
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Emma Gross
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Maggie Gross
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Gross
Son · 1920 · age 14 · b. ~1906 · Maryland
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Calvert, Maryland
Open full size
1920 US Federal Census — Calvert, Maryland
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu654unit:0375)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy R. Staten | 5 | Daughter | — | Maryland |
| 2 | William H. Staten | 4 | Son | — | Maryland |
| 3 | Gloria H. Staten | 1 | Daughter | — | Maryland |
| 4 | Margaret S. Garnet | 34 | Housekeeper | — | Maryland |
| 5 | John F. Gross | 55 | Head | Carpenter | Maryland |
| 6 | Maggie A. Gross | 35 | Wife | — | Maryland |
| 7 | John H. Gross THIS PERSON | 14 | Son | Laborer | Maryland |
| 8 | H. Robert | 68 | Head | Laborer | Maryland |
| 9 | George H. Gough | 49 | Head | Oysterman | Maryland |
| 10 | Mildred J. Gough | 39 | Wife | — | Maryland |
| 11 | George H. Jr. Gough | 26 | Son | Sailor | Maryland |
| 12 | Martha R. Gough | 19 | Daughter | Servant | Maryland |
| 13 | Mary E. Gough | 17 | Daughter | Servant | Maryland |
| 14 | Jesse S. Hooper | 61 | Head | Farmer | Maryland |
| 15 | Edward J. Hooper | 30 | Son | Farmer | Maryland |
| 16 | Mary E. Hooper | 25 | Daughter | — | Maryland |
| 17 | Annie M. Hooper | 24 | Daughter-in-law | — | Maryland |
| 18 | Lloyd L. Monnett | 45 | Head | Farmer | Maryland |
| 19 | Alice L. Monnett | 39 | Wife | — | Maryland |
| 20 | Madeline C. Monnett | 11 | Daughter | — | Maryland |
| 21 | U. John | 42 | Head | Farmer | Maryland |
| 22 | Teresa John | 37 | Wife | — | Maryland |
| 23 | Ruth M. Hardesty | 20 | Granddaughter | — | Maryland |
| 24 | George H. Rehaney | 12 | Nephew | — | Maryland |
| 25 | James F. Hardesty | 43 | Head | Farmer | Maryland |
| 26 | Jennie V. Hardesty | 40 | Wife | — | Maryland |
| 27 | Annie V. Hardesty | 18 | Son | Oiler | Maryland |
| 28 | Susie V. Hardesty | 16 | Daughter | Laborer | Maryland |
| 29 | Marion V. Hardesty | 14 | Daughter | — | Maryland |
| 30 | Lillian E. Hardesty | 12 | Daughter | — | Maryland |
| 31 | William J. Hardesty | 10 | Son | — | Maryland |
| 32 | Thomas H. Hardesty | 9 | Son | — | Maryland |
| 33 | Beulah Hardesty | 7 | Daughter | — | Maryland |
| 34 | Messick A. Hardesty | 5 | Son | — | Maryland |
| 35 | Viola Humphreys | 13 | Stepdaughter | — | Maryland |
| 36 | Benjamin F. Stewart | 26 | Head | Laborer | Maryland |
| 37 | Sophia J. Stewart | 26 | Wife | — | Maryland |
| 38 | Rebecca T. Haller | 2 | Niece | — | Maryland |
| 39 | William H. Stewart | 61 | Head | Laborer | Maryland |
| 40 | Sophia Stewart | 56 | Wife | — | Maryland |
| 41 | Clarence Stewart | 21 | Son | Sailor | Maryland |
| 42 | Thomas Stewart | 14 | Son | — | Maryland |
| 43 | William E. Mitchell | 17 | Grandson | Laborer | Maryland |
| 44 | Pauline Wallace | 10 | Granddaughter | — | Maryland |
| 45 | Adelbert Monnett | 60 | Head | — | Maryland |
| 46 | Alice Monnett | 58 | Wife | — | Maryland |
| 47 | Joseph H. Stewart | 55 | Head | Laborer | Maryland |
| 48 | Lillian Stewart | 50 | Wife | — | Maryland |
| 49 | Walter Stewart | 13 | Son | Laborer | Maryland |
| 50 | Annie M. Stewart | 11 | Daughter | — | Maryland |
Pedigree Summary
John
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)