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John Mathis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Crisp-County, Georgia
Our Model Tree links this John Mathis across the 1930 and 1940 US Censuses in Crisp-County, Georgia (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 7-person household.
Age 16
b. ~1924
Male
Son
Born: Georgia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Crisp-County, Georgia |
| Surname | Mathis |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Militia Dist 945 |
| 1935 Residence (County) | Crisp |
| Additional Details | |
| Industry | 7 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Township / Ward | Militia Dist 945 |
| Est. Birth Year | ~1924 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Katharine Mathis | Daughter | — | 14 | ~1926 |
| Louise Mathis | Daughter | — | 21 | ~1919 |
| A Mathis | Head | — | 45 | ~1895 |
| Lucille Mathis | Daughter | — | 19 | ~1921 |
| John Mathis | Son | — | 16 | ~1924 |
| Calera Mathis | Spouse | — | 46 | ~1894 |
| Earl Mathis | Son | — | 10 | ~1930 |
Census Appearances
1930
Crisp, Georgia
Son, age 6
Crisp, Georgia · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mathis |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Crisp-County, Georgia
Son, age 16
Crisp-County, Georgia · implied b. ~1924 — 7 household members
| Surname | Mathis |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Militia Dist 945 |
| 1935 Residence (County) | Crisp |
| Industry | 7 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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
Son · 1940 · age 16 · b. ~1924 · Georgia
★ You are viewing this record
Sibling
Lucille Mathis
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Mathis
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Mathis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katharine Mathis
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Crisp-County, Georgia
Open full size
1940 US Federal Census — Crisp-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00662-00268)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elmer Anderson | 26 | Wife | — | Georgia |
| 2 | A. J. Joiner | 39 | Head | Farm Operator | Georgia |
| 3 | Vera Joiner | 38 | Wife | — | Georgia |
| 4 | Myrtle Joiner | 19 | Daughter | — | Georgia |
| 5 | Myrlene Joiner | 19 | Daughter | — | Georgia |
| 6 | Curtis Joiner | 15 | Son | — | Georgia |
| 7 | Roger Joiner | 11 | Son | — | Georgia |
| 8 | Hulett Joiner | 4 | Son | — | Georgia |
| 9 | Donald Joiner | 0 | Son | — | Georgia |
| 10 | Annie Story | 62 | Mother | — | Georgia |
| 11 | A. J. Mathis | 45 | Head | Farm Operator | Georgia |
| 12 | Calera Mathis | 46 | Wife | — | Georgia |
| 13 | Louise Mathis | 21 | Daughter | — | Georgia |
| 14 | Lucille Mathis | 19 | Daughter | — | Georgia |
| 15 | John M. Mathis THIS PERSON | 16 | Son | — | Georgia |
| 16 | Katharine Mathis | 14 | Daughter | — | Georgia |
| 17 | Earl Mathis | 10 | Son | — | Georgia |
| 18 | L. J. Crumley | 23 | Head | Farm Laborer | Georgia |
| 19 | Bobbie Lee Crumley | 20 | Wife | — | Georgia |
| 20 | Minnie Jewel Crumley | 4 | Daughter | — | Georgia |
| 21 | Carolyn Crumley | 1 | Daughter | — | Georgia |
| 22 | Bertha Crumley | 40 | Mother | — | Georgia |
| 23 | Colbert Below | 28 | Head | Farm Operator | Georgia |
| 24 | Rosa Mae Below | 28 | Wife | — | Georgia |
| 25 | J. L. Lamar Baker | 50 | Head | Farm Operator | Georgia |
| 26 | Eva Pearl Baker | 44 | Wife | — | Georgia |
| 27 | Dorothy Mae Baker | 13 | Daughter | — | Georgia |
| 28 | Aubrey Baker | 9 | Son | — | Georgia |
| 29 | H. M. Childers | 44 | Head | Farm Operator | Georgia |
| 30 | Amanda Childers | 44 | Wife | — | Georgia |
| 31 | Emma Loene Childers | 15 | Daughter | — | Georgia |
| 32 | H. D. Childers | 12 | Son | — | Georgia |
| 33 | Luther Jean Childers | 9 | Daughter | — | Georgia |
| 34 | Aubrey Nell Childers | 6 | Daughter | — | Georgia |
| 35 | H. Lee Williamson | 31 | Head | Farm Operator | Georgia |
| 36 | Clara M. Williamson | 28 | Wife | — | Georgia |
| 37 | J. S. Williamson | 28 | Head | Farm Operator | Georgia |
| 38 | Mother Williamson | None | F | 7 | — |
| 39 | Johnie Williamson | 64 | Mother | — | Georgia |
| 40 | Annie Lois Osborn | 13 | Niece | — | Georgia |
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)