JK
John Keller — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Pierce, North Dakota
Our Model Tree links this John Keller across the 1920 and 1930 US Censuses in Pierce, North Dakota (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 7-person household.
Age 29
b. ~1901
Male
Head
Born: North Dakota
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Pierce, North Dakota |
| Surname | Keller |
| Given Name | John K. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | North Dakota |
| Age at First Marriage | 21 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Farmer |
| Township / Ward | Alexander Township |
| Est. Birth Year | ~1901 |
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 |
|---|---|---|---|---|
| Louisa Keller | Daughter | — | ~1930 | |
| Lenora Keller | Daughter | — | 5 | ~1925 |
| Marian Keller | Daughter | — | 7 | ~1923 |
| Loretta Keller | Daughter | — | 3 | ~1927 |
| John Keller | Head | — | 29 | ~1901 |
| Clarence Keller | Son | — | 1 | ~1929 |
| Annie Keller | Spouse | — | 28 | ~1902 |
Census Appearances
1920
Pierce, North …
Son, age 17
Pierce, North Dakota · implied b. ~1903 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keller |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Pierce, North …
Head, age 29
Pierce, North Dakota · implied b. ~1901 — 7 household members
| Surname | Keller |
| Given Name | John K. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | North Dakota |
| Age at First Marriage | 21 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| 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 Keller across 2 US Census years (1920 and 1930) in Pierce, North Dakota, using XGBoost record linkage.
Show:
This person
Anchor record
John Keller
Head · 1930 · age 29 · b. ~1901 · North Dakota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Pierce, North Dakota
Open full size
1930 US Federal Census — Pierce, North Dakota
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1740unit:0347)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred F. Fleck | 33 | Head | Farmer | North Dakota |
| 2 | Edith E. Fleck | 31 | Wife | None | Minnesota |
| 3 | Jean F. Fleck | 11 | Daughter | None | Wisconsin |
| 4 | Alice M. Fleck | 7 | Daughter | None | North Dakota |
| 5 | Glenn G. Fleck | 5 | Son | None | North Dakota |
| 6 | Harold J. Fleck | 3 | Son | None | North Dakota |
| 7 | Helen J. Fleck | 1 | Daughter | None | North Dakota |
| 8 | Joseph Burgard | 25 | Head | Farmer | North Dakota |
| 9 | Barbara Burgard | 23 | Wife | None | North Dakota |
| 10 | Wendelin Burgard | 59 | Head | Farmer | Russia |
| 11 | Eva Burgard | 58 | Wife | None | Russia |
| 12 | Mike Burgard | 21 | Son | Laborer | North Dakota |
| 13 | Andrew Roerick | 55 | Head | Farmer | Russia |
| 14 | Eva Roerick | 48 | Wife | None | Russia |
| 15 | Peter Roerick | 22 | Son | Laborer | North Dakota |
| 16 | Lena Roerick | 21 | Daughter | None | North Dakota |
| 17 | Andrew Roerick | 20 | Son | Laborer | North Dakota |
| 18 | Ludwig Roerick | 14 | Son | None | North Dakota |
| 19 | Kathryn Roerick | 11 | Daughter | None | North Dakota |
| 20 | Conrad Roerick | 9 | Son | None | North Dakota |
| 21 | John K. Keller THIS PERSON | 29 | Head | Farmer | North Dakota |
| 22 | Annie Keller | 28 | Wife | None | North Dakota |
| 23 | Marian Keller | 7 | Daughter | None | North Dakota |
| 24 | Lenora Keller | 5 | Daughter | None | North Dakota |
| 25 | Loretta M. Keller | 3 | Daughter | None | North Dakota |
| 26 | Clarence J. Keller | 1 | Son | None | North Dakota |
| 27 | Louisa Keller | 0 | Daughter | None | North Dakota |
| 28 | Frank Jr. Fix | 52 | Head | Farmer | Russia |
| 29 | Elizabeth Fix | 51 | Wife | None | Russia |
| 30 | John Fix | 22 | Son | Laborer | North Dakota |
| 31 | Alex Fix | 20 | Son | Laborer | North Dakota |
| 32 | Emanuel Fix | 19 | Son | Laborer | North Dakota |
| 33 | Nick Fix | 16 | Son | None | North Dakota |
| 34 | Filomenna Fix | 14 | Daughter | None | North Dakota |
| 35 | Rochus Streifel | 30 | Head | Farmer | North Dakota |
| 36 | Elizabeth Streifel | 27 | Wife | None | North Dakota |
| 37 | Ralph Streifel | 7 | Son | None | North Dakota |
| 38 | Leonard Streifel | 5 | Son | None | North Dakota |
| 39 | Delores Streifel | 2 | Daughter | None | North Dakota |
| 40 | Henry Streifel | 0 | Son | None | North Dakota |
| 41 | Gabriel Schert | 22 | Hired Man | Laborer | North Dakota |
| 42 | Anton Keller | 46 | Head | Farmer | Russia |
| 43 | Christina Keller | 41 | Wife | None | Russia |
| 44 | Lena Keller | 18 | Daughter | None | North Dakota |
| 45 | Jerome Keller | 16 | Son | Laborer | North Dakota |
| 46 | Baldazer Keller | 12 | Son | None | North Dakota |
| 47 | Theresia Keller | 9 | Daughter | None | North Dakota |
| 48 | Christina Keller | 7 | Daughter | None | North Dakota |
| 49 | Jacob Keller | 5 | Son | None | North Dakota |
| 50 | Anton Keller | 3 | Son | 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)