JG
John Gross — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Gross across the 1900, 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1849), then head of a 4-person household.
Age 51
b. ~1849
Male
Head
Born: Germany
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Allegheny, Pennsylvania |
| Surname | Gross |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Germany |
| Birth Month | June |
| Birth Year | 1849 |
| Year of Immigration | 1884 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Laborer (Machine Shop) |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Occupation | Laborer |
| Township / Ward | Allegheny City |
| Est. Birth Year | ~1849 |
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 1900 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Gross | Head | — | 51 | ~1849 |
| Frances Gross | Spouse | — | 49 | ~1851 |
| John Gross | Son | — | 17 | ~1883 |
| Frances Gross | Daughter | — | 15 | ~1885 |
Census Appearances
1900
Allegheny, Pennsylvania
Head, age 51
Allegheny, Pennsylvania · implied b. ~1849 — 4 household members
| Surname | Gross |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Germany |
| Birth Month | June |
| Birth Year | 1849 |
| Year of Immigration | 1884 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Laborer (Machine Shop) |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1910
Allegheny, Pennsylvania
Head, age 62
Allegheny, Pennsylvania · implied b. ~1848 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gross |
| Given Name | Jacob |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Germany |
| Years Married | 39 |
| Year of Immigration | 1884 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1920
Allegheny, Pennsylvania
Other, age 72
Allegheny, Pennsylvania · implied b. ~1848 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gross |
| Given Name | Joseph |
| Relationship to Head | Father |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Widowed |
| Birthplace | Germany |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 (1900, 1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
John Gross
Head · 1900 · age 51 · b. ~1849 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Allegheny, Pennsylvania
Open full size
1900 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1357unit:0574)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Dahle | 76 | Mother | — | Germany |
| 2 | Mary Dahle | 43 | Sister | Housekeeper | Pennsylvania |
| 3 | John Reith | 61 | Head | Carpenter Contractor | Germany |
| 4 | Tides Reith | 46 | Wife | — | Germany |
| 5 | Kate Reith | 28 | Daughter | — | Pennsylvania |
| 6 | Frank Reith | 21 | Son | Carpenter | Pennsylvania |
| 7 | Mary Reith | 12 | Daughter | At School | Pennsylvania |
| 8 | George Reith | 8 | Son | At School | Pennsylvania |
| 9 | Fred Reith | 7 | Son | At School | Pennsylvania |
| 10 | William Reith | 4 | Son | — | Pennsylvania |
| 11 | Helena Reith | 1 | Daughter | — | Pennsylvania |
| 12 | Margaret Scholary | 15 | S-daughter | — | Pennsylvania |
| 13 | Joseph Kletz | 23 | Head | Fireman Rr | Pennsylvania |
| 14 | Agnes Kletz | 20 | Wife | — | Pennsylvania |
| 15 | Joseph Stierheim | 47 | Head | Carver (Wood) | Pennsylvania |
| 16 | Mary Stierheim | 50 | Wife | — | Pennsylvania |
| 17 | Elizabeth Stierheim | 26 | Daughter | Saleslady Dry Goods | Pennsylvania |
| 18 | Annie Stierheim | 20 | Daughter | Fuser Electrical Wks | Pennsylvania |
| 19 | John Stierheim | 17 | Son | Time Keeper | Pennsylvania |
| 20 | Grace Stierheim | 15 | Daughter | — | Pennsylvania |
| 21 | Florence Stierheim | 11 | Son | At School | Pennsylvania |
| 22 | Peter Gerstner | 55 | Head | Boiler Maker | Austria |
| 23 | Mary A Gerstner | 55 | Wife | — | Pennsylvania |
| 24 | Mary E Gerstner | 17 | Daughter | Laborer Pickle Fcty | Pennsylvania |
| 25 | Frank Gerstner | 33 | Son | Boiler Maker | Pennsylvania |
| 26 | Mary Gerstner | 13 | G-daughter | — | Pennsylvania |
| 27 | Louis Gerstner | 11 | G-Son | At School | Pennsylvania |
| 28 | Theresa Gerstner | 8 | G-Daughter | At School | Pennsylvania |
| 29 | Minnie Gerstner | 5 | G-Daughter | At School | Pennsylvania |
| 30 | Joseph Gerstner | 3 | G-Son | — | Pennsylvania |
| 31 | Anton Baur | 29 | Head | Iron Molder | Pennsylvania |
| 32 | Theresa Baur | 25 | Wife | — | Pennsylvania |
| 33 | Louisa Baur | 5 | Daughter | — | Pennsylvania |
| 34 | George Lanz | 40 | Head | Laborer (Rolling Mill) | Germany |
| 35 | Mary Lanz | 37 | Wife | — | Germany |
| 36 | Anna Lanz | 10 | Daughter | At School | Pennsylvania |
| 37 | Frances Lanz | 2 | Daughter | — | Pennsylvania |
| 38 | Kunigunda Krapp | 49 | Head | — | Germany |
| 39 | Peter Krapp | 20 | Son | Stove Molder | Pennsylvania |
| 40 | Frances Krapp | 17 | Daughter | Toby Roller | Pennsylvania |
| 41 | Anna Krapp | 14 | Daughter | Toby Roller | Pennsylvania |
| 42 | Barbara Krapp | 12 | Daughter | At School | Pennsylvania |
| 43 | John Gross THIS PERSON | 50 | Head | Laborer (Machine Shop) | Germany |
| 44 | Frances Gross | 49 | Wife | — | Germany |
| 45 | John Gross | 17 | Son | Molder Apprentice | Germany |
| 46 | Frances Gross | 15 | Daughter | Toby Roller | Pennsylvania |
| 47 | John Heim | 32 | Head | Carpenter | Pennsylvania |
| 48 | Elizabeth Heim | 32 | Wife | — | Pennsylvania |
| 49 | Anika M Heim | 5 | Daughter | — | Pennsylvania |
| 50 | Helena E Heim | 2 | Daughter | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)