JM
John Mason — 1940 US Census Record
Model Tree available1940 United States Federal Census · Daviess-County, Missouri
Our Model Tree links this John Mason across the 1920, 1930 and 1940 US Censuses in Daviess-County, Missouri (XGBoost, ~Confirmed), with identified parents Tide & Ida — first a head (b.~1901), then head of a 3-person household.
Age 39
b. ~1901
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Daviess-County, Missouri |
| Surname | Mason |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Marion township |
| 1935 Residence (County) | Daviess |
| Additional Details | |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Farmer |
| Township / Ward | Marion Township |
| Est. Birth Year | ~1901 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Mason | Head | — | 39 | ~1901 |
| James Mason | Son | — | 14 | ~1926 |
| Beulah Mason | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Daviess, Missouri
Son, age 19
Daviess, Missouri · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Daviess, Missouri
Head, age 29
Daviess, Missouri · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 23 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 200 |
| Veteran | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Daviess-County, Missouri
Head, age 39
Daviess-County, Missouri · implied b. ~1901 — 3 household members
| Surname | Mason |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Marion township |
| 1935 Residence (County) | Daviess |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Mason across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Tide Mason (~0.92 confidence) and mother Ida Mason (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Tide Mason
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Ida Mason
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Mason
Head · 1940 · age 39 · b. ~1901 · Missouri
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Daviess-County, Missouri
Open full size
1940 US Federal Census — Daviess-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02102-00265)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Daniel M Snider | 22 | Head | Laborer | Ohio |
| 2 | Archie D Snider | 41 | Son | Farmer | Illinois |
| 3 | Verna Ramey | 50 | Head | — | Missouri |
| 4 | Marion J Ramey | 25 | Son | Crepa Taker | Missouri |
| 5 | May F Ramey | 23 | Daughter | — | Missouri |
| 6 | Lourine L Ramey | 17 | Daughter | Housework | Missouri |
| 7 | Rachel Ramey | 14 | Daughter | — | Missouri |
| 8 | Neomia N Ramey | 11 | Daughter | — | Missouri |
| 9 | Guy R Cornett | 32 | Head | Oil Station | Missouri |
| 10 | Annabell Cornett | 28 | Wife | — | Missouri |
| 11 | Colin L Cornett | 6 | Son | — | Missouri |
| 12 | Robert J Cornett | 5 | Son | — | Missouri |
| 13 | Carl R Cornett | 3 | Son | — | Missouri |
| 14 | Otis D Meyer | 60 | Head | Farmer | Missouri |
| 15 | Ruby J Meyer | 43 | Wife | — | Missouri |
| 16 | James F Cox | 55 | Head | R.F.D. Carrier | Missouri |
| 17 | Pearle J Cox | 47 | Wife | — | Missouri |
| 18 | Maurice L Cox | 17 | Son | — | Missouri |
| 19 | Doris R Cox | 8 | Daughter | — | Missouri |
| 20 | Charley Glasson | 56 | Head | Farmer | Missouri |
| 21 | Lela Glasson | 48 | Wife | — | Illinois |
| 22 | Nona G Ellis | 65 | Head | Farmer | Missouri |
| 23 | Virgie O Ellis | 63 | Wife | — | Missouri |
| 24 | Raymond J Brennen | 10 | Foster son | — | Missouri |
| 25 | Ray Francisco | 55 | Head | Farmer | Missouri |
| 26 | Carrie E Francisco | 55 | Wife | — | Missouri |
| 27 | Marcellus M Chadwick | 41 | Son-in-law | Hardware Salesman | Missouri |
| 28 | Marie E Chadwick | 35 | Daughter | — | Missouri |
| 29 | Clyde M Young | 41 | Head | Farmer | Missouri |
| 30 | Lois A Young | 38 | Wife | — | Missouri |
| 31 | Byron L Young | 11 | Son | — | Missouri |
| 32 | James H Stark | 68 | Head | Farmer | Missouri |
| 33 | Cora M Stark | 60 | Wife | — | Missouri |
| 34 | William N Graner | 62 | Head | Farmer | Missouri |
| 35 | Elisha T Frost | 87 | Head | — | Missouri |
| 36 | Clyde E Frost | 56 | Son | Farmer | Missouri |
| 37 | Leona P Frost | 49 | Daughter-in-law | — | Missouri |
| 38 | John M Mason THIS PERSON | 39 | Head | Farmer | Missouri |
| 39 | Beulah M Mason | 35 | Wife | — | Missouri |
| 40 | James M Mason | 14 | Son | — | Missouri |
Pedigree Summary
John
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)