JK
John Kaiser — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Logan, North Dakota
Our Model Tree links this John Kaiser across the 1920 and 1930 US Censuses in Logan, North Dakota (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 9-person household.
Age 12
b. ~1918
Male
Son
Born: North Dakota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Logan, North Dakota |
| Surname | Kaiser |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Burnside Township |
| Est. Birth Year | ~1918 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lydia Kaiser | Spouse | — | 44 | ~1886 |
| Jacob Kaiser | Son | — | 18 | ~1912 |
| Henry Kaiser | Son | — | 16 | ~1914 |
| Gust Kaiser | Head | — | 47 | ~1883 |
| Samuel Kaiser | Son | — | 14 | ~1916 |
| Freda Kaiser | Daughter | — | 5 | ~1925 |
| Martha Kaiser | Daughter | — | 10 | ~1920 |
| John Kaiser | Son | — | 12 | ~1918 |
| Ralph Kaiser | Son | — | 20 | ~1910 |
Census Appearances
1920
Logan, North …
Son, age 2
Logan, North Dakota · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaiser |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Mother Tongue | German |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Logan, North …
Son, age 12
Logan, North Dakota · implied b. ~1918 — 9 household members
| Surname | Kaiser |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 Kaiser across 2 US Census years (1920 and 1930) in Logan, North Dakota, using XGBoost record linkage.
Show:
This person
Anchor record
John Kaiser
Son · 1930 · age 12 · b. ~1918 · North Dakota
★ You are viewing this record
Sibling
Jacob Kaiser
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Kaiser
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Kaiser
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Kaiser
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Freda Kaiser
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Kaiser
Sibling · 1930 · age 16
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 — Logan, North Dakota
Open full size
1930 US Federal Census — Logan, North Dakota
Page Contents
47 people indexed on this census page (ia:1930:15thcensus1737unit:0517)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elsie Dewald | 18 | daughter | None | North Dakota |
| 52 | Otto Hellman | 30 | head | Farmer | North Dakota |
| 53 | Christine Hellman | 29 | wife | None | South Dakota |
| 54 | Adeline Hellman | 7 | daughter | None | North Dakota |
| 55 | Edwin Hellman | 6 | son | None | North Dakota |
| 56 | Gerhart Hellman | 4 | son | None | North Dakota |
| 57 | John H. Miller | 37 | head | Farmer | North Dakota |
| 58 | Rose Miller | 39 | wife | None | Russia |
| 59 | Reinhold Miller | 12 | son | None | North Dakota |
| 60 | Lydia Miller | 11 | daughter | None | North Dakota |
| 61 | Ida Miller | 10 | daughter | None | North Dakota |
| 62 | Alice Miller | 8 | daughter | None | North Dakota |
| 63 | Mary Miller | 5 | daughter | None | North Dakota |
| 64 | Walter Miller | 3 | son | None | North Dakota |
| 65 | John Miller | 1 | son | None | North Dakota |
| 66 | George Finkbeiner | 27 | head | Farmer | Russia |
| 67 | Lydia Finkbeiner | 23 | wife | None | North Dakota |
| 68 | John Finkbeiner | 2 | son | None | North Dakota |
| 69 | Emma Finkbeiner | 1 | daughter | None | North Dakota |
| 70 | Adam Wittmeier | 67 | head | Farmer | Russia |
| 71 | Frederick Wittmeier | 63 | wife | None | Russia |
| 72 | Gust Wittmeier | 27 | head | Farmer | North Dakota |
| 73 | Ida Wittmeier | 25 | wife | None | North Dakota |
| 74 | Alice Wittmeier | 8 | daughter | None | North Dakota |
| 75 | Irene Wittmeier | 6 | daughter | None | North Dakota |
| 76 | Clarence Wittmeier | 4 | son | None | North Dakota |
| 77 | John G. Graf | 44 | head | Farmer | Russia |
| 78 | Christine Graf | 37 | wife | None | Russia |
| 79 | Caroline Graf | 17 | daughter | None | North Dakota |
| 80 | Adam Graf | 16 | son | Laborer | North Dakota |
| 81 | Rosalie Graf | 13 | daughter | None | North Dakota |
| 82 | Benjamin Graf | 10 | son | None | North Dakota |
| 83 | Emil Graf | 9 | son | None | North Dakota |
| 84 | Margaret Graf | 5 | daughter | None | North Dakota |
| 85 | Louis Speizer | 30 | head | Farmer | North Dakota |
| 86 | Emma Speizer | 27 | wife | None | North Dakota |
| 87 | Elsie Speizer | 5 | daughter | None | North Dakota |
| 88 | Ewald Speizer | 0 | son | None | North Dakota |
| 89 | Gust Kaiser | 47 | head | Farmer | Russia |
| 90 | Lydia Kaiser | 44 | wife | None | Russia |
| 91 | Ralph Kaiser | 20 | son | Laborer | North Dakota |
| 92 | Jacob Kaiser | 18 | son | Laborer | North Dakota |
| 93 | Henry Kaiser | 16 | son | Laborer | North Dakota |
| 94 | Samuel Kaiser | 14 | son | None | North Dakota |
| 95 | John Kaiser THIS PERSON | 12 | son | None | North Dakota |
| 96 | Martha Kaiser | 10 | daughter | None | North Dakota |
| 97 | Freda Kaiser | 5 | daughter | None | North Dakota |
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)