JH
John Hartman — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Marion, Kansas
Our Model Tree links this John Hartman across the 1910 and 1920 US Censuses in Marion, Kansas (XGBoost, ~Confirmed) — first a son (b.~1906), then head of a 9-person household.
Age 14
b. ~1906
Male
Son
Born: Kansas
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Marion, Kansas |
| Surname | Hartman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Lost Springs Twp |
| 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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Gladys Hartman | Daughter | — | 21 | ~1899 |
| Viola Hartman | Daughter | — | 11 | ~1909 |
| Mabel Hartman | Daughter | — | 13 | ~1907 |
| Nellie Hartman | Daughter | — | 19 | ~1901 |
| Lola Hartman | Daughter | — | 6 | ~1914 |
| Henry Hartman | Head | — | 56 | ~1864 |
| Ralph Hartman | Son | — | 17 | ~1903 |
| John Hartman | Son | — | 14 | ~1906 |
| Hattie Hartman | Spouse | — | 48 | ~1872 |
Census Appearances
1910
Marion, Kansas
Son, age 4
Marion, Kansas · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Michigan |
| Speaks English | English |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1920
Marion, Kansas
Son, age 14
Marion, Kansas · implied b. ~1906 — 9 household members
| Surname | Hartman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Hartman across 2 US Census years (1910 and 1920) in Marion, Kansas, using XGBoost record linkage.
Show:
This person
Anchor record
John Hartman
Son · 1920 · age 14 · b. ~1906 · Kansas
★ You are viewing this record
Sibling
Mabel Hartman
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Viola Hartman
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Hartman
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lola Hartman
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Hartman
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Hartman
Sibling · 1920 · 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
1920 US Federal Census — Marion, Kansas
Open full size
1920 US Federal Census — Marion, Kansas
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu539unit:0711)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Jr Schneider | 19 | Son | None | Argentina |
| 2 | Sophia Schneider | 12 | Daughter | None | Argentina |
| 3 | Alex Schneider | 10 | Son | None | Kansas |
| 4 | Dave Schneider | 6 | Son | None | Kansas |
| 5 | Anna Schneider | 4 | Daughter | None | Kansas |
| 6 | David Schneider | 47 | Head | Farmer | Russia |
| 7 | Mary Schneider | 44 | Wife | None | Russia |
| 8 | Henry Schneider | 22 | Son | None | Argentina |
| 9 | Katie Schneider | 18 | Daughter | None | Argentina |
| 10 | Marie Schneider | 16 | Daughter | None | Argentina |
| 11 | Melia Schneider | 15 | Daughter | None | Kansas |
| 12 | Jacob Schneider | 13 | Son | None | Kansas |
| 13 | Fredrick Schneider | 23 | Brother | None | Russia |
| 14 | Katie Schneider | 72 | Mother | None | Russia |
| 15 | Alex Gordon | 71 | Head | None | Scotland |
| 16 | Sarah Gordon | 61 | Wife | None | Illinois |
| 17 | Melvin Gordon | 31 | Son | Farmer | Kansas |
| 18 | John Hobert | 73 | Brother | None | Scotland |
| 19 | Alex Hurst | 59 | Head | None | Kansas |
| 20 | Herbert Hurst | 21 | Son | Farmer | Kansas |
| 21 | Ellen Hurst | 18 | Daughter | None | Kansas |
| 22 | Ernest Hurst | 14 | Son | None | Kansas |
| 23 | Pauline Griffin | 8 | Daughter | None | Colorado |
| 24 | George Griffin | 6 | Gr Son | None | Kansas |
| 25 | Jacob Behan | 20 | Head | None | Kansas |
| 26 | Lillian Behan | 28 | Wife | Farmer | Kansas |
| 27 | Henry Hartman | 56 | Head | Farmer | Indiana |
| 28 | Hattie Hartman | 48 | Wife | None | Michigan |
| 29 | Gladys Hartman | 21 | Daughter | None | Kansas |
| 30 | Nellie Hartman | 19 | Daughter | None | Kansas |
| 31 | Ralph Hartman | 17 | Son | None | Kansas |
| 32 | John Hartman THIS PERSON | 14 | Son | None | Kansas |
| 33 | Mabel Hartman | 13 | Daughter | None | Kansas |
| 34 | Viola Hartman | 11 | Daughter | None | Kansas |
| 35 | Lola Hartman | 6 | Daughter | None | Kansas |
| 36 | John H Riffel | 24 | Head | Farmer | Kansas |
| 37 | Clara Riffel | 20 | Wife | None | Russia |
| 38 | Harry Haasler | 43 | Head | Farmer | Missouri |
| 39 | Ada May Haasler | 37 | Wife | None | Kansas |
| 40 | Bessie Haasler | 14 | Daughter | None | Kansas |
| 41 | Floyd Haasler | 11 | Son | None | Kansas |
| 42 | William J Haire | 44 | Head | Farmer | Kansas |
| 43 | Florence Haire | 39 | Wife | None | Kansas |
| 44 | Helen F Haire | 12 | Daughter | None | Kansas |
| 45 | William H Schrader | 62 | Head | Farmer | Germany |
| 46 | Mary M Schrader | 56 | Wife | None | Nebraska |
| 47 | William J Schrader | 27 | Son | Farmer | Nebraska |
| 48 | Anna Schrader | 24 | Daughter | Teacher | Nebraska |
| 49 | George Burkhardt | 42 | Head | Farmer | Russia |
| 50 | Hannah Burkhardt | 31 | Wife | None | Russia |
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)