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John Koch — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Washington, Illinois
Our Model Tree links this John Koch across the 1900 and 1910 US Censuses in Washington, Illinois (XGBoost, ~Confirmed) — first a head (b.~1874), then head of a 6-person household.
Age 36
b. ~1874
Male
Head
Born: Illinois
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | Washington, Illinois |
| Surname | Koch |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| Years Married | 10 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Farmer |
| Industry | General farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Okwville Township |
| Est. Birth Year | ~1874 |
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.
6 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Koch | Head | — | 36 | ~1874 |
| Ida Koch | Daughter | — | 6 | ~1904 |
| Clara Koch | Daughter | — | 7 | ~1903 |
| Otto Koch | Son | — | 1 | ~1909 |
| Arthur Koch | Son | — | 3 | ~1907 |
| Maggie Koch | Spouse | — | 40 | ~1870 |
Census Appearances
1900
Washington, Illinois
Head, age 26
Washington, Illinois · implied b. ~1874 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Koch |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| Birth Month | Mar |
| Birth Year | 1874 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Washington, Illinois
Head, age 36
Washington, Illinois · implied b. ~1874 — 6 household members
| Surname | Koch |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| Years Married | 10 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | General farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Koch across 2 US Census years (1900 and 1910) in Washington, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
John Koch
Head · 1910 · age 36 · b. ~1874 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Washington, Illinois
Open full size
1910 US Federal Census — Washington, Illinois
Page Contents
46 people indexed on this census page (ia:1910:13thcensus1910po328unit:1102)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William A Hugger | 62 | Head | Farmer | Illinois |
| 52 | Katharine Hugger | 61 | Wife | — | Indiana |
| 53 | John Gaebe | 54 | Head | Farmer | Illinois |
| 54 | Philip Gaebe | 53 | Brother | Farmer | Illinois |
| 55 | Mary Gaebe | 33 | Niece | Servant | Illinois |
| 56 | Gertrude Gaebe | 23 | Niece | Servant | Illinois |
| 57 | Katharine Meier | 54 | Head | — | Illinois |
| 58 | Elsie Meier | 15 | Daughter | — | Illinois |
| 59 | Arthur Meier | 11 | Daughter | — | Illinois |
| 60 | Henry H Meier | 43 | Head | Farmer | Illinois |
| 61 | Louise Meier | 43 | Wife | — | Illinois |
| 62 | Louis Meier | 19 | Son | Farm Laborer | Illinois |
| 63 | Henry Meier | 16 | Son | Farm Laborer | Illinois |
| 64 | Edward Meier | 11 | Son | — | Illinois |
| 65 | Charles Meier | 8 | Son | — | Illinois |
| 66 | Henry Swittman | 58 | Head | Farmer | Germany |
| 67 | Emma Swittman | 45 | Wife | — | Missouri |
| 68 | William Swittman | 14 | Son | — | Illinois |
| 69 | Alinda Swittman | 9 | Daughter | — | Illinois |
| 70 | Emma Swittman | 5 | Daughter | — | Illinois |
| 71 | Frederick Luekemann | 18 | Son | Farm Laborer | Illinois |
| 72 | George Baugeman | 59 | Head | Laborer | Illinois |
| 73 | John Koch THIS PERSON | 36 | Head | Farmer | Illinois |
| 74 | Maggie Koch | 40 | Wife | — | Illinois |
| 75 | Clara Koch | 7 | Daughter | — | Illinois |
| 76 | Ida Koch | 6 | Daughter | — | Illinois |
| 77 | Arthur Koch | 3 | Son | — | Illinois |
| 78 | Otto Koch | 1 | Son | — | Illinois |
| 79 | Herman Gastrow | 44 | Head | Farmer | Germany |
| 80 | Sophie Gastrow | 80 | Mother | — | Germany |
| 81 | Henry Hassebrock | 36 | Head | Farmer | Illinois |
| 82 | Cornelia Hassebrock | 31 | Wife | — | Illinois |
| 83 | Edna Hassebrock | 6 | Daughter | — | Illinois |
| 84 | Selma Hassebrock | 5 | Daughter | — | Illinois |
| 85 | Walter Hassebrock | 1 | Son | — | Illinois |
| 86 | Annie Swittman | 15 | Servant | Servant | Missouri |
| 87 | Edward Koehnman | 35 | Head | Farmer | Illinois |
| 88 | Catherine Koehnman | 22 | Wife | — | Illinois |
| 89 | Irene Koehnman | 0 | Daughter | — | Illinois |
| 90 | Anna Hassebrock | 58 | Head | Farmer | Germany |
| 91 | Otto Hassebrock | 21 | Son | Farm Laborer | Illinois |
| 92 | Adolph Hassebrock | 16 | Son | Farm Laborer | Illinois |
| 93 | Frank Holle | 27 | Head | Farmer | Illinois |
| 94 | Sophie Holle | 27 | Wife | — | Illinois |
| 95 | Clifton Holle | 2 | Son | — | Illinois |
| 96 | George Holle | 23 | Brother | Farmer | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)