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John Mathis — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Jefferson, Florida
Our Model Tree links this John Mathis across the 1930 and 1940 US Censuses in Jefferson, Florida (XGBoost, ~Confirmed) — first a head (b.~1895), then head of a 6-person household.
Age 35
b. ~1895
Male
Head
Born: Florida
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Jefferson, Florida |
| Surname | Mathis |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 27 |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Laborer |
| Township / Ward | Waukeenah Precinct 10 |
| Est. Birth Year | ~1895 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elmer Mathis | Son | — | ~1930 | |
| John Mathis | Head | — | 35 | ~1895 |
| George Mathis | Son | — | 2 | ~1928 |
| Frank Mathis | Son | — | 7 | ~1923 |
| Carrie Mathis | Spouse | — | 30 | ~1900 |
| Jenevive Mathis | Daughter | — | 6 | ~1924 |
Census Appearances
1930
Jefferson, Florida
Head, age 35
Jefferson, Florida · implied b. ~1895 — 6 household members
| Surname | Mathis |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 27 |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Jefferson-County, Florida
Head, age 44
Jefferson-County, Florida · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mattis |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | C |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | Waukeenah Prec 10 |
| 1935 Residence (County) | Jefferson |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 55 |
| Income (1939) | 150 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Mathis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mathis
Head · 1930 · age 35 · b. ~1895 · Florida
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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 — Jefferson, Florida
Open full size
1930 US Federal Census — Jefferson, Florida
Page Contents
50 people indexed on this census page (ia:1930:15thcensuspopula322unitrs:0525)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willie Jackson | 37 | Head | Laborer | Florida |
| 2 | Francis Jackson | 45 | Wife | — | Florida |
| 3 | Richard Paris | 41 | Head | Laborer | Florida |
| 4 | Hattie Paris | 40 | Wife | Laborer | Florida |
| 5 | Beatrice Paris | 16 | Son | Laborer | Florida |
| 6 | Richard Jr. Paris | 14 | Son | — | Florida |
| 7 | Theresa Paris | 13 | Daughter | — | Florida |
| 8 | May Paris | 11 | Daughter | — | Florida |
| 9 | Rosa M. Paris | 4 | Daughter | — | Florida |
| 10 | Mary Jackson | 60 | Head | Laborer | Florida |
| 11 | William Jackson | 12 | Grandson | — | Florida |
| 12 | James Harris | 12 | Grandson | Laborer | Florida |
| 13 | Israel Blockman | 35 | Head | — | Florida |
| 14 | Muncie Blockman | 37 | Wife | Laborer | Florida |
| 15 | Joe Blockman | 12 | Son | — | Florida |
| 16 | Ivory Blockman | 11 | Son | — | Florida |
| 17 | Minnie Blockman | 7 | Daughter | — | Florida |
| 18 | Hardy Blockman | 7 | Son | — | Florida |
| 19 | William Blockman | 6 | Son | — | Florida |
| 20 | Mable Blockman | 3 | Daughter | — | Florida |
| 21 | Betsy Blockman | 24 | Sister | Laborer | Florida |
| 22 | Carrie Blockman | 3 | Niece | — | Florida |
| 23 | John Mathis THIS PERSON | 35 | Head | Laborer | Florida |
| 24 | Carrie Mathis | 30 | Wife | — | Florida |
| 25 | Frank Mathis | 7 | Son | — | Florida |
| 26 | Jenevive Mathis | 6 | Daughter | — | Florida |
| 27 | George Mathis | 2 | Son | — | Florida |
| 28 | Elmer Mathis | 0 | Son | — | Florida |
| 29 | Henry Williams | 56 | Head | Laborer | Georgia |
| 30 | Roxie Williams | 37 | Wife | — | Florida |
| 31 | Jessie Williams | 19 | Son | Laborer | Florida |
| 32 | Venus Williams | 19 | Daughter-in-law | — | Florida |
| 33 | Fred Williams | 12 | Son | — | Florida |
| 34 | Roxie Jr. Williams | 5 | Daughter | — | Florida |
| 35 | Peter Larkins | 65 | Head | Laborer | Florida |
| 36 | Walter Rivers | 42 | Head | — | Florida |
| 37 | Endy Rivers | 56 | Wife | Laborer | Florida |
| 38 | Theodore Rivers | 14 | Grandson | — | Florida |
| 39 | Woody Fannie Rivers | 60 | Boarder | — | Florida |
| 40 | Adaline Jackson | 71 | Head | Laborer | Florida |
| 41 | Martha Jackson | 76 | Head | — | Florida |
| 42 | Susan Jackson | 50 | Daughter | Laborer | Florida |
| 43 | James W. L. Gibson | 55 | Head | Laborer | Georgia |
| 44 | Alice Gibson | 50 | Wife | — | Georgia |
| 45 | Junius King | 38 | Head | Laborer | Florida |
| 46 | Stella King | 21 | Wife | — | Florida |
| 47 | Robert S. Cheek | 73 | Head | — | Georgia |
| 48 | Elmina Cheek | 57 | Wife | — | Georgia |
| 49 | Fred S. Cheek | 21 | Son | Laborer | Georgia |
| 50 | Shirley Cheek | 16 | Daughter | — | Georgia |
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)