JH
John Hahn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marshall-County, Illinois
Our Model Tree links this John Hahn across the 1930 and 1940 US Censuses in Marshall-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 6-person household.
Age 63
b. ~1877
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Illinois |
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Occupation | Farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Lacon |
| Est. Birth Year | ~1877 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Catherine Wentzley | Daughter | — | 23 | ~1917 |
| Merle Hahn | Son | — | 30 | ~1910 |
| Raymond Hahn | Son | — | 25 | ~1915 |
| John Hahn | Head | — | 63 | ~1877 |
| Harold Wentzley | Other | — | 5 | ~1935 |
| Lily Hahn | Spouse | — | 60 | ~1880 |
Census Appearances
1930
Marshall, Illinois
Other, age 52
Marshall, Illinois · implied b. ~1878 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | R |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Marshall-County, Illinois
Head, age 63
Marshall-County, Illinois · implied b. ~1877 — 6 household members
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Marshall |
| Occupation | Farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Hahn
Head · 1940 · age 63 · b. ~1877 · Illinois
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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 — Marshall-County, Illinois
Open full size
1940 US Federal Census — Marshall-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00854-00251)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Herschel Hall | 36 | Head | Laborer | Kentucky |
| 42 | Mabelle Hall | 29 | Wife | Housework | Illinois |
| 43 | Gordon Lee Hall | 4 | Son | — | — |
| 44 | Fred W. Traver | 68 | Head | Laborer | Illinois |
| 45 | Fred Jr. Traver | 33 | Son | Laborer | Illinois |
| 46 | Edward York | 57 | Head | Farmer | Illinois |
| 47 | Janet York | 56 | Wife | Housework | Illinois |
| 48 | Thomas York | 21 | Son | Laborer | Illinois |
| 49 | Randall York | 13 | Son | — | Illinois |
| 50 | John F. Rains | 59 | Head | Farmer | Missouri |
| 51 | Edward Rains | 19 | Son | Laborer | Illinois |
| 52 | Ernest Storm | 46 | Head | Farmer | Illinois |
| 53 | Silence Storm | 42 | Wife | Housework | Illinois |
| 54 | Dorothy Storm | 18 | Daughter | Housework | Illinois |
| 55 | Viola Storm | 4 | Daughter | — | — |
| 56 | Cliff Lambrook | 51 | Hired man | Laborer | Illinois |
| 57 | Henry Storm | 84 | Head | Farmer | Missouri |
| 58 | Jacob Storm | 55 | Son | Farmer | Illinois |
| 59 | John Cusata | 49 | Head | Farmer | Italy |
| 60 | Virginia Cusata | 44 | Wife | Housework | Italy |
| 61 | John Cusata | 17 | Son | — | Penn. |
| 62 | Resterie Cusata | 16 | Son | — | Penn. |
| 63 | Clara Cusata | 11 | Daughter | — | Penn. |
| 64 | Raymond Cusata | 10 | Son | — | Penn. |
| 65 | Julia Cusata | 6 | Daughter | — | Penn. |
| 66 | Tony Cusata | 2 | Son | Same House | — |
| 67 | John Hahn THIS PERSON | 63 | Head | Farmer | Illinois |
| 68 | Lily Belle Hahn | 60 | Wife | Housework | Illinois |
| 69 | Merle Hahn | 30 | Son | Laborer | Illinois |
| 70 | Catherine Wentzley | 23 | Daughter | Housework | Illinois |
| 71 | Harold G. Wentzley | 5 | Gr-Son | Same House | — |
| 72 | Raymond Hahn | 25 | Son | Farmer | Illinois |
| 73 | Butler Walds | 29 | Head | Laborer | Illinois |
| 74 | Gladys Walds | 27 | Wife | Housework | Illinois |
| 75 | Vernon Walds | 5 | Son | Same House | — |
| 76 | Shirley Walds | 3 | Daughter | Same House | — |
| 77 | John Walds | 1 | Son | Same House | — |
| 78 | Corwin Russell | 30 | Head | Finisher | Illinois |
| 79 | Mildred Russell | 29 | Wife | Housework | Illinois |
| 80 | Betty Jan Russell | 5 | Daughter | — | Illinois |
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)