JH
John Hahn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Saginaw-County, Michigan
Our Model Tree links this John Hahn across the 1920, 1930 and 1940 US Censuses in Saginaw-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1872), then head of a 5-person household.
Age 68
b. ~1872
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Saginaw-County, Michigan |
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Kochville |
| 1935 Residence (County) | Saginaw |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 81 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Farmer |
| Township / Ward | Kochville |
| Est. Birth Year | ~1872 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Marie Hahn | Daughter | — | 16 | ~1924 |
| John Hahn | Head | — | 68 | ~1872 |
| Clarence Hahn | Son | — | 25 | ~1915 |
| Emory Hahn | Other | — | 9 | ~1931 |
| Lena Hahn | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Saginaw, Michigan
Head, age 45
Saginaw, Michigan · implied b. ~1875 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Millwright |
| Industry | Steel Foundry |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Saginaw, Michigan
Head, age 58
Saginaw, Michigan · implied b. ~1872
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 22 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 800 |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Saginaw-County, Michigan
Head, age 68
Saginaw-County, Michigan · implied b. ~1872 — 5 household members
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Kochville |
| 1935 Residence (County) | Saginaw |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 81 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Hahn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Hahn
Head · 1940 · age 68 · b. ~1872 · Michigan
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Saginaw-County, Michigan
Open full size
1940 US Federal Census — Saginaw-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01811-00774)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roselinn Plowdrey | 7 | Daughter | — | Michigan |
| 2 | Fred Kellogg | 39 | Head | Gardener | Michigan |
| 3 | William Kellogg | 7 | Son | — | Michigan |
| 4 | Charles Vostreb | 66 | Head | Farmer | Michigan |
| 5 | Minna Vostreb | 63 | Wife | — | Michigan |
| 6 | Charles Vostreb | 26 | Son | Steering Gear | Michigan |
| 7 | Bettie Vostreb | 20 | Daughter | Soil Conserv. | Michigan |
| 8 | Martha Vostreb | 15 | Daughter | Soil Conserv. | Michigan |
| 9 | John Hahn THIS PERSON | 68 | Head | Farmer | Michigan |
| 10 | Lena Hahn | 60 | Wife | — | Michigan |
| 11 | Clarence Hahn | 25 | Son | Farmer | Michigan |
| 12 | Marie Hahn | 16 | Daughter | — | Michigan |
| 13 | Emory Hahn | 9 | Grandson | — | Michigan |
| 14 | James Heeg | 32 | Head | Pastor | Michigan |
| 15 | Virginia Heeg | 29 | Wife | — | Kentucky |
| 16 | Virginia Heeg | 3 | Daughter | — | Michigan |
| 17 | William Holcomb | 49 | Head | Gardner | Michigan |
| 18 | Ruth Holcomb | 47 | Wife | — | Michigan |
| 19 | June Mary Holcomb | 15 | Daughter | — | Michigan |
| 20 | Sally Holcomb | 14 | Daughter | — | Michigan |
| 21 | Margaret Holcomb | 11 | Daughter | — | Michigan |
| 22 | Harry Holcomb | 49 | Head | Gardner | Michigan |
| 23 | Ethel Holcomb | 48 | Wife | — | Michigan |
| 24 | Edward Hartleb | 51 | Head | Farming | Michigan |
| 25 | Ella Hartleb | 39 | Wife | — | Michigan |
| 26 | Mecklis Guida | 33 | Head | Cleaner & Presser | Italy |
| 27 | Wanda Guida | 30 | Wife | — | Michigan |
| 28 | Wesley Tenenburg | 34 | Head | Farmer | Michigan |
| 29 | Catherine Tenenburg | 30 | Wife | — | Illinois |
| 30 | Robert Tenenburg | 9 | Son | — | Michigan |
| 31 | Dennis Tenenburg | 6 | Son | — | Michigan |
| 32 | Catherine Tenenburg | 4 | Daughter | — | Michigan |
| 33 | Rosalie Tenenburg | 1 | Daughter | — | Michigan |
| 34 | Anthony Budnick | 66 | Hired hand | — | Michigan |
| 35 | Edward Bristenban | 59 | Head | Farmer | Michigan |
| 36 | Warren Clark | 46 | Head | Salesman | Michigan |
| 37 | Laura Clark | 45 | Wife | — | Michigan |
| 38 | Daniel Bourdo | 44 | Head | Disabled Veteran World War | Michigan |
| 39 | Kent Tina Bourdo | 46 | Daughter | — | Michigan |
| 40 | Daniel E Bourdo | 11 | Son | — | Michigan |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)