JM
John Mann — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Marshall, Indiana
Our Model Tree links this John Mann across the 1910, 1920 and 1930 US Censuses in Marshall, Indiana (XGBoost, ~Confirmed) — first a head (b.~1872), then head of a 3-person household.
Age 58
b. ~1872
Male
Head
Born: Indiana
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Marshall, Indiana |
| Surname | Mann |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 25 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farmer |
| Township / Ward | Bourbon Town |
| 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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Mann | Head | — | 58 | ~1872 |
| Wm Mann | Son | — | 5 | ~1925 |
| Alma Mann | Other | — | 52 | ~1878 |
Census Appearances
1910
Marshall, Indiana
Head, age 38
Marshall, Indiana · implied b. ~1872 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mann |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Indiana |
| Years Married | 12 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Farmer |
| Industry | Own Farm |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Marshall, Indiana
Head, age 48
Marshall, Indiana · implied b. ~1872 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mann |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marshall, Indiana
Head, age 58
Marshall, Indiana · implied b. ~1872 — 3 household members
| Surname | Mann |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 25 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Mann across 3 US Census years (1910, 1920 and 1930) in Marshall, Indiana, using XGBoost record linkage.
Show:
This person
Anchor record
John Mann
Head · 1930 · age 58 · b. ~1872 · Indiana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Marshall, Indiana
Open full size
1930 US Federal Census — Marshall, Indiana
Page Contents
50 people indexed on this census page (ia:1930:indianacensus00reel617:0534)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Emerson D. Seymour | 28 | Head | Farmer | Indiana |
| 52 | Ada M. Seymour | 24 | Wife-H | — | Indiana |
| 53 | Larry L. Seymour | 0 | Son | — | Indiana |
| 54 | Walter O. Aitken | 25 | Head | Farmer | Indiana |
| 55 | Layon Aitken | 23 | Wife-H | — | Indiana |
| 56 | Robert A. Aitken | 5 | Son | — | Indiana |
| 57 | Lloyd B. Aitken | 3 | Son | — | Indiana |
| 58 | Emmet W. Long | 59 | Head | Farmer | Indiana |
| 59 | Amanda J. Long | 54 | Wife-H | — | Indiana |
| 60 | Hershell C. Long | 17 | Son | — | Indiana |
| 61 | Carl Olenburg | 58 | Head | Farmer | Sweden |
| 62 | Ima B. Olenburg | 54 | Wife-H | — | Indiana |
| 63 | John W. Mann THIS PERSON | 58 | Head | Farmer | Indiana |
| 64 | Alma L. Mann | 52 | Wife-H | — | Indiana |
| 65 | Wm Harold Mann | 5 | Son | — | Indiana |
| 66 | Harry N. Mccollough | 22 | Head | Farmer | Indiana |
| 67 | Maude M. Mccollough | 23 | Wife-H | — | Indiana |
| 68 | Dale C. Mccollough | 2 | Son | — | Indiana |
| 69 | Theo. Zimmerman | 69 | Head | Farmer | Indiana |
| 70 | Mary A. Zimmerman | 58 | Wife-H | — | Germany |
| 71 | Daniel H. Zimmerman | 40 | Son | Farmer | Indiana |
| 72 | Wm D. Compton | 67 | Head | Farmer | Indiana |
| 73 | Maude O. Compton | 63 | Wife-H | — | Indiana |
| 74 | John A. Hendricks | 69 | Head | Laborer | Indiana |
| 75 | David C. Lichtenfels | 37 | Head | Farmer | Indiana |
| 76 | Hattie Lichtenfels | 40 | Wife-H | — | Indiana |
| 77 | Harold L. Lichtenfels | 19 | Son | — | Indiana |
| 78 | Miles R. Lichtenfels | 18 | Son | — | Indiana |
| 79 | Viola C. Lichtenfels | 16 | Daughter | — | Indiana |
| 80 | Effie J. Lichtenfels | 4 | Daughter | — | Indiana |
| 81 | Ella J. Lichtenfels | 73 | Head-H | Retired Farmer Widow | Ohio |
| 82 | Leslie J. Howard | 46 | Head | Farmer | Indiana |
| 83 | Lulu Blanche Howard | 42 | Wife-H | — | Indiana |
| 84 | Paul J. Howard | 10 | Son | — | Indiana |
| 85 | Frank Wildman | 35 | Head | Eng. College | Indiana |
| 86 | Gladys R. Wildman | 34 | Wife-H | Farmer | Indiana |
| 87 | John H. Wildman | 8 | Son | — | Indiana |
| 88 | Ollie M. Martin | 61 | Head-H | Farm Supervisor | Indiana |
| 89 | Willard M. Martin | 37 | Son | Ditcher | Indiana |
| 90 | Oren W. Martin | 22 | Son | Farm Labor | Indiana |
| 91 | Donald H. Martin | 20 | Son | Farm Labor | Indiana |
| 92 | Harry D. Cromley | 39 | Head | Assembler | Indiana |
| 93 | Mary E. Cromley | 36 | Wife-H | — | Kentucky |
| 94 | Harold O. Cromley | 13 | Son | Farmer | Indiana |
| 95 | Rosa M. Cromley | 12 | Daughter | — | Indiana |
| 96 | Robert G. Cromley | 8 | Son | — | Indiana |
| 97 | Betty J. Cromley | 3 | Daughter | — | Indiana |
| 98 | Sarah A. Cromley | 86 | Mother | Retired | Indiana |
| 99 | Virgil S. Wilson | 41 | Head | Farmer | Indiana |
| 100 | Lulu M. Wilson | 35 | Wife-H | — | Indiana |
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)