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John Mann — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Vermilion, Illinois
Our Model Tree links this John Mann across the 1920 and 1930 US Censuses in Vermilion, Illinois (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 10-person household.
Age 46
b. ~1884
Male
Head
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Vermilion, Illinois |
| Surname | Mann |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | England |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 9000 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Ross Township |
| Est. Birth Year | ~1884 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mortimer Mann | Son | — | 20 | ~1910 |
| Mary Mann | Spouse | — | 44 | ~1886 |
| Ida Mann | Daughter | — | 15 | ~1915 |
| John Mann | Head | — | 46 | ~1884 |
| Margaret Mann | Daughter | — | 19 | ~1911 |
| Mary Mann | Daughter | — | 17 | ~1913 |
| Nannie James | Other | — | 53 | ~1877 |
| Abram Mann | Son | — | 21 | ~1909 |
| Robert Mann | Son | — | 14 | ~1916 |
| Samuel Mann | Son | — | 12 | ~1918 |
Census Appearances
1920
Vermilion, Illinois
Head, age 36
Vermilion, Illinois · implied b. ~1884 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mann |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | England |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Vermilion, Illinois
Head, age 46
Vermilion, Illinois · implied b. ~1884 — 10 household members
| Surname | Mann |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | England |
| Mother's Birthplace | Ohio |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 9000 |
| Radio Set | R |
| 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 Mann across 2 US Census years (1920 and 1930) in Vermilion, Illinois, using XGBoost record linkage.
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This person
Anchor record
John Mann
Head · 1930 · age 46 · b. ~1884 · Illinois
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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 — Vermilion, Illinois
Open full size
1930 US Federal Census — Vermilion, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel565:0159)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Andrew H. Vliet | 53 | Head | Sales Agent | Illinois |
| 2 | Maud B. Vliet | 51 | Wife | None | Illinois |
| 3 | Samuel W. Collison | 76 | Head | None | Illinois |
| 4 | Nancy E. Collison | 73 | Wife | None | Illinois |
| 5 | Gladys B. Vliet | 23 | Roomer | Stenographer | Illinois |
| 6 | Minnie Smith | 64 | Head | None | Illinois |
| 7 | Jesse R. Smith | 53 | Brother | Salesman | Illinois |
| 8 | Mark Ruth | 45 | Assistant | Caretaker | United States |
| 9 | Chloe Green | 72 | Head | None | Pennsylvania |
| 10 | Georgia R. Mitchell | 27 | Boarder | Teacher | Illinois |
| 11 | Otto H. Seufert | 41 | Roomer | Proprietor | Wisconsin |
| 12 | Ralph E. Winning | 46 | Head | Farmer | Illinois |
| 13 | Cora M. Winning | 47 | Wife | None | Illinois |
| 14 | Lillian V. Winning | 6 | Daughter | None | Illinois |
| 15 | George E. Crays | 65 | Head | President | Illinois |
| 16 | Lizzie Crays | 58 | Wife | None | Illinois |
| 17 | Annie Cunningham | 63 | Head | None | Illinois |
| 18 | Lillie Johnson | 60 | Sister | None | Illinois |
| 19 | William H. Booe | 69 | Head | Farmer | Virginia |
| 20 | Martha Booe | 62 | Wife | None | Illinois |
| 21 | Jessie Booe | 22 | Daughter | None | Illinois |
| 22 | John Mann THIS PERSON | 46 | Head | Farmer | Illinois |
| 23 | Mary L. Mann | 44 | Wife | None | Illinois |
| 24 | Abram Mann | 21 | Son | Farmer | Illinois |
| 25 | Mortimer Mann | 20 | Son | None | Illinois |
| 26 | Margaret Mann | 19 | Daughter | None | Illinois |
| 27 | Mary Ann Mann | 17 | Daughter | None | Illinois |
| 28 | Ida Mann | 15 | Daughter | None | Illinois |
| 29 | Robert Mann | 14 | Son | None | Illinois |
| 30 | Samuel Mann | 12 | Son | None | Illinois |
| 31 | Nannie James | 53 | Servant | Servant | Kentucky |
| 32 | Charles Villars | 56 | Head | Farmer | Illinois |
| 33 | Zella A. Villars | 51 | Wife | None | Illinois |
| 34 | Frank S. Payne | 72 | Head | None | Illinois |
| 35 | Mary J. Payne | 66 | Wife | None | Indiana |
| 36 | John W. Christy | 60 | Head | Commissioner | Kentucky |
| 37 | Ella C. Christy | 56 | Wife | None | Indiana |
| 38 | Dee A. Gilbert | 37 | Head | Farmer | Illinois |
| 39 | Jessie E. Gilbert | 36 | Wife | None | Illinois |
| 40 | Alvan D. Gilbert | 14 | Son | None | Illinois |
| 41 | Margaret E. Gilbert | 13 | Daughter | None | Illinois |
| 42 | Blanche M. Gilbert | 11 | Daughter | None | Illinois |
| 43 | George A. Gilbert | 2 | Son | None | Illinois |
| 44 | Cora D. Gilbert | 63 | Mother | None | Indiana |
| 45 | James P. Tibbs | 74 | Head | None | Indiana |
| 46 | Florence M. Tibbs | 70 | Wife | None | Indiana |
| 47 | Roy Godfrey | 56 | Head | None | Illinois |
| 48 | Bertha J. Godfrey | 49 | Wife | None | Missouri |
| 49 | Lester S. Crawford | 33 | Head | Bookkeeper | Illinois |
| 50 | Helen Crawford | 9 | Daughter | None | Illinois |
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)