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John Keller — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Kossuth, Iowa
Our Model Tree links this John Keller across the 1920 and 1930 US Censuses in Kossuth, Iowa (XGBoost, ~Confirmed) — first a son (b.~1904), then head of a 7-person household.
Age 26
b. ~1904
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Kossuth, Iowa |
| Surname | Keller |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Farm Labor |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farm Laborer |
| Township / Ward | Ledyard Township |
| Est. Birth Year | ~1904 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Keller | Daughter | — | 21 | ~1909 |
| Michael Keller | Head | — | 60 | ~1870 |
| Leo Keller | Son | — | 28 | ~1902 |
| Nicholas Keller | Son | — | 31 | ~1899 |
| John Keller | Son | — | 26 | ~1904 |
| William Keller | Son | — | 30 | ~1900 |
| Agatha Keller | Spouse | — | 56 | ~1874 |
Census Appearances
1920
Kossuth, Iowa
Son, age 16
Kossuth, Iowa · implied b. ~1904 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keller |
| Given Name | John J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Kossuth, Iowa
Son, age 26
Kossuth, Iowa · implied b. ~1904 — 7 household members
| Surname | Keller |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farm Labor |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Keller across 2 US Census years (1920 and 1930) in Kossuth, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
John Keller
Son · 1930 · age 26 · b. ~1904 · Iowa
★ You are viewing this record
Sibling
Leo Keller
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nicholas Keller
Sibling · 1930 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Keller
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Keller
Sibling · 1930 · age 21
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
1930 US Federal Census — Kossuth, Iowa
Open full size
1930 US Federal Census — Kossuth, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacencus00reel663:0329)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Albert Johnson | 21 | Son | — | Iowa |
| 52 | Olaf Olson | 62 | Head | Farmer | Sweden |
| 53 | Betsy Olson | 59 | Wife | — | Sweden |
| 54 | Anna M Olson | 30 | Daughter | Farm Labor | Iowa |
| 55 | Hannah O Olson | 28 | Daughter | Servant | Iowa |
| 56 | Reuben J Olson | 27 | Son | Farm Labor | Iowa |
| 57 | Nellie P Olson | 25 | Daughter | Teacher | Iowa |
| 58 | Esther L Olson | 23 | Daughter | Servant | Iowa |
| 59 | Alice V L Olson | 21 | Daughter | College | Iowa |
| 60 | Agnes F L Olson | 18 | Daughter | — | Iowa |
| 61 | Hattie E S Olson | 16 | Daughter | — | Iowa |
| 62 | Frank Mulligan | 37 | Head | Farm Labor | Iowa |
| 63 | Florence Mulligan | 34 | Wife | — | Iowa |
| 64 | Thomas Mulligan | 10 | Son | — | Iowa |
| 65 | Kenneth Mulligan | 5 | Son | — | Iowa |
| 66 | Marjorie Mulligan | 3 | Daughter | — | Iowa |
| 67 | Arthur Mulligan | 1 | Son | — | Iowa |
| 68 | M F Boyell | 40 | Head | Manager | Illinois |
| 69 | Ella Boyell | 39 | Wife | — | Illinois |
| 70 | George Steenhard | 44 | Head | Farm Labor | Germany |
| 71 | Alma Steenhard | 34 | Wife | — | Iowa |
| 72 | John E Steenhard | 11 | Son | — | Iowa |
| 73 | Raymond L Steenhard | 8 | Son | — | Iowa |
| 74 | Alvin Steenhard | 5 | Son | — | Iowa |
| 75 | Lois E Steenhard | 1 | Daughter | — | Iowa |
| 76 | Harmon D'Ontye | 31 | Head | Farm Labor | Holland |
| 77 | Jennie D'Ontye | 24 | Wife | — | Iowa |
| 78 | John H D'Ontye | 3 | Son | — | Iowa |
| 79 | Arnold H D'Ontye | 1 | Son | — | Iowa |
| 80 | Dick D'Ontye | 17 | Brother | Labor | Holland |
| 81 | David Friede | 30 | Head | Farm Labor | Iowa |
| 82 | Ida M Friede | 73 | Mother | — | Sweden |
| 83 | Maynard White | 12 | Nephew | — | Iowa |
| 84 | Richard Giebake | 49 | Head | Farm Labor | Germany |
| 85 | Bertha Giebake | 47 | Wife | — | Germany |
| 86 | Walter Giebake | 28 | Son | Labor | Iowa |
| 87 | Margarete Giebake | 26 | Daughter | Nursing | Iowa |
| 88 | Herbert Giebake | 24 | Son | Labor | Iowa |
| 89 | Arthur Giebake | 20 | Son | — | Iowa |
| 90 | Irene Giebake | 17 | Daughter | — | Iowa |
| 91 | Elmer Giebake | 14 | Son | — | Iowa |
| 92 | Michael Keller | 60 | Head | Farm Labor | Germany |
| 93 | Agatha Keller | 56 | Wife | — | Germany |
| 94 | Nicholas Keller | 31 | Son | Farm Lab | Missouri |
| 95 | William Keller | 30 | Son | Farm Labor | Missouri |
| 96 | Leo Keller | 28 | Son | Farm Labor | Iowa |
| 97 | John Keller THIS PERSON | 26 | Son | Farm Labor | Iowa |
| 98 | Elizabeth Keller | 21 | Daughter | Train Nurse | Iowa |
| 99 | John H Hedland | 38 | Head | Farmer Labor | Iowa |
| 100 | Alma D Hedland | 31 | Wife | — | Iowa |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)