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John Berger — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Linn, Iowa
Our Model Tree links this John Berger across the 1920 and 1930 US Censuses in Linn, Iowa (XGBoost, ~Confirmed) — first a head (b.~1892), then head of a 9-person household.
Age 38
b. ~1892
Male
Head
Born: Iowa
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Linn, Iowa |
| Surname | Berger |
| Given Name | John L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 24 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | bookkeeper |
| Industry | builders |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Radio Set | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Bookkeeper |
| Township / Ward | Cedar Rapids City |
| Est. Birth Year | ~1892 |
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 |
|---|---|---|---|---|
| Helen Segmundi | Daughter | — | 30 | ~1900 |
| Joann Berger | Daughter | — | 6 | ~1924 |
| Artha Berger | Daughter | — | 4 | ~1926 |
| Rodney Berger | Son | — | 13 | ~1917 |
| John Berger | Head | — | 38 | ~1892 |
| Anna Berger | Spouse | — | 37 | ~1893 |
| Waldo Berger | Son | — | 7 | ~1923 |
| Mary Bafour | Other | — | 50 | ~1880 |
| Nola Berger | Daughter | — | 11 | ~1919 |
Census Appearances
1920
Linn, Iowa
Head, age 28
Linn, Iowa · implied b. ~1892 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Berger |
| Given Name | John L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Iowa |
| Occupation | Bookkeeper |
| Industry | Contractor |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Linn, Iowa
Head, age 38
Linn, Iowa · implied b. ~1892 — 9 household members
| Surname | Berger |
| Given Name | John L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 24 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Iowa |
| Occupation | bookkeeper |
| Industry | builders |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Radio Set | R |
| 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 Berger across 2 US Census years (1920 and 1930) in Linn, Iowa, using XGBoost record linkage.
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This person
Anchor record
John Berger
Head · 1930 · age 38 · b. ~1892 · Iowa
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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 — Linn, Iowa
Open full size
1930 US Federal Census — Linn, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel665:0392)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Bessie J. Hanus | 47 | wife | None | Iowa |
| 52 | Mary Kouba | 74 | mother-in-law | None | Czechoslovakia |
| 53 | Charles J. Bachman | 49 | Head | Com'L Traveler | Iowa |
| 54 | Rebecca A. Bachman | 50 | wife | None | Iowa |
| 55 | Fred T. Jr. Randa | 41 | Head | Proprietor | Iowa |
| 56 | Mamie T. Randa | 38 | wife | None | Iowa |
| 57 | Maxine F. Randa | 13 | daughter | None | Iowa |
| 58 | Milo M. Bezdek | 32 | Head | Collector | Iowa |
| 59 | Mary L. Bezdek | 33 | wife | Stenographer | Iowa |
| 60 | Henry Giroutek | 53 | Head | Laborer | Iowa |
| 61 | Theodore H. Neuhaus | 35 | Head | Com'L Traveler | Iowa |
| 62 | Ellen K. Neuhaus | 36 | wife | None | Illinois |
| 63 | John L. Neuhaus | 9 | son | None | Iowa |
| 64 | M. Patricia Neuhaus | 8 | daughter | None | Iowa |
| 65 | Theodore Jr. Neuhaus | 6 | son | None | Iowa |
| 66 | Marie E. Neuhaus | 4 | daughter | None | Iowa |
| 67 | Adelbert O. Morgan | 69 | Head | Installer | Illinois |
| 68 | Kate B. Morgan | 61 | wife | None | Iowa |
| 69 | Mary E. Stanek | 13 | daughter | None | Iowa |
| 70 | Milo J. Stanek | 41 | son-in-law | Foreman | Iowa |
| 71 | Leo P. Peiffer | 38 | Head | Manager | Iowa |
| 72 | Genevieve M. Peiffer | 40 | wife | None | Iowa |
| 73 | Leo C. Peiffer | 1 | son | None | Iowa |
| 74 | D. Elmer Miller | 59 | Head | Service Clerk | Pennsylvania |
| 75 | Rosa Miller | 59 | wife | None | Germany |
| 76 | Urban G. Miller | 19 | son | None | Iowa |
| 77 | Jennie Olson | 53 | H | None | Scotland |
| 78 | M. Myrene Olson | 29 | daughter | Bookkeeper | Iowa |
| 79 | Bernice J. Olson | 14 | daughter | None | Iowa |
| 80 | John L. Berger THIS PERSON | 38 | Head | Bookkeeper | Iowa |
| 81 | Anna P. Berger | 37 | wife | None | Iowa |
| 82 | Rodney C. Berger | 13 | son | Delivery Boy | Iowa |
| 83 | Nola E. Berger | 11 | daughter | None | Iowa |
| 84 | Waldo E. Berger | 7 | son | None | Iowa |
| 85 | Joann H. Berger | 6 | daughter | None | Iowa |
| 86 | Artha R. Berger | 4 | daughter | None | Iowa |
| 87 | Mary Bafour | 50 | H | Seamstress | Iowa |
| 88 | Helen M. Segmundi | 30 | daughter | Stenographer | Iowa |
| 89 | John J. Doherty | 65 | Head | None | Iowa |
| 90 | Margaret E. Doherty | 51 | wife | Secretary | Iowa |
| 91 | Katherine L. Barrett | 19 | niece | Stenographer | Iowa |
| 92 | C. Raymond Cole | 29 | nephew | Signal Man | Iowa |
| 93 | Nicholas V. Klendt | 35 | Head | Machinist | Iowa |
| 94 | May E. Klendt | 26 | wife | None | Iowa |
| 95 | Betty M. Klendt | 3 | daughter | None | Iowa |
| 96 | Nicholas V. Klendt | 1 | son | None | Iowa |
| 97 | Olas M. Newman | 56 | father-in-law | Laborer | Iowa |
| 98 | Roy E. Newman | 19 | brother-in-law | Laborer | Iowa |
| 99 | Louisa H. Runkle | 71 | H | None | Pennsylvania |
| 100 | Charles M. Hynek | 42 | Head | Salesman | Iowa |
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)