JU
John Underwood — 1940 US Census Record
Model Tree available1940 United States Federal Census · Buchanan-County, Missouri
Our Model Tree links this John Underwood across the 1910, 1920, 1930 and 1940 US Censuses in Buchanan-County, Missouri (XGBoost, ~Confirmed), with identified parents James & Fannie — first a head (b.~1904), then head of a 7-person household.
Age 36
b. ~1904
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Buchanan-County, Missouri |
| Surname | Underwood |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Joseph city |
| 1935 Residence (County) | Buchanan |
| Additional Details | |
| Occupation | deliveryman |
| Industry | retail coal |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 465 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Deliveryman |
| Township / Ward | St Joseph City |
| Est. Birth Year | ~1904 |
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 |
|---|---|---|---|---|
| George Underwood | Son | — | 12 | ~1928 |
| Mary Underwood | Daughter | — | 6 | ~1934 |
| John Underwood | Head | — | 36 | ~1904 |
| Margaret Underwood | Daughter | — | 2 | ~1938 |
| John Underwood | Son | — | 10 | ~1930 |
| Bessie Underwood | Spouse | — | 30 | ~1910 |
| Velma Underwood | Daughter | — | 9 | ~1931 |
Census Appearances
1910
Buchanan, Missouri
Son, age 6
Buchanan, Missouri · implied b. ~1904 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1920
Buchanan, Missouri
Son, age 16
Buchanan, Missouri · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Missouri |
| Occupation | Farm laborer |
| Industry | Home farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Buchanan, Missouri
Head, age 26
Buchanan, Missouri · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Missouri |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Buchanan-County, Missouri
Head, age 36
Buchanan-County, Missouri · implied b. ~1904 — 7 household members
| Surname | Underwood |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Joseph city |
| 1935 Residence (County) | Buchanan |
| Occupation | deliveryman |
| Industry | retail coal |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 465 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| 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 Underwood across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Underwood (~0.92 confidence) and mother Fannie Underwood (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Underwood
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Fannie Underwood
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Underwood
Head · 1940 · age 36 · b. ~1904 · 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 — Buchanan-County, Missouri
Open full size
1940 US Federal Census — Buchanan-County, Missouri
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02089-00223)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Oma E. Jackson | 33 | Wife | — | Missouri |
| 42 | Irena O. Jackson | 11 | Daughter | — | Missouri |
| 43 | Evelyn P. Jackson | 10 | Daughter | — | Missouri |
| 44 | Mary T. Jackson | 8 | Daughter | — | Missouri |
| 45 | Dora M. Jackson | 6 | Daughter | — | Missouri |
| 46 | Virgil C. Jackson | 4 | Son | — | Missouri |
| 47 | Warren L. Jackson | 1 | Son | — | Missouri |
| 48 | Sarah E. Jackson | 80 | Mother | — | Iowa |
| 49 | John F. Underwood THIS PERSON | 36 | Head | Deliveryman | Missouri |
| 50 | Bessie M. Underwood | 30 | Wife | — | Iowa |
| 51 | George L. Underwood | 12 | Son | — | Missouri |
| 52 | John W. Underwood | 10 | Son | — | Missouri |
| 53 | Velma J. Underwood | 9 | Daughter | — | Missouri |
| 54 | Mary L. Underwood | 6 | Daughter | — | Missouri |
| 55 | Margaret J. Underwood | 2 | Daughter | — | Missouri |
| 56 | Arthur C. Stinson | 54 | Head | Section Foreman | Kansas |
| 57 | Julia Stinson | 45 | Wife | — | Kansas |
| 58 | John A. Stinson | 17 | Son | — | Kansas |
| 59 | Roy A. Twedell | 42 | Head | Store Proprietor | Missouri |
| 60 | Ruth E. Twedell | 46 | Wife | Seamstress | Missouri |
| 61 | John A. Twedell | 5 | Son | — | Missouri |
| 62 | Hattie L. Twedell | 72 | Mother | — | Missouri |
| 63 | James E. Wickam | 22 | Head | Machine Tender | Missouri |
| 64 | Alberta M. Wickam | 21 | Wife | Saleswoman | Kansas |
| 65 | James Whisman | 39 | Head | Commercial Artist | Missouri |
| 66 | Leona T. Whisman | 27 | Wife | — | Missouri |
| 67 | Mary P. Payne | 63 | Head | — | New Jersey |
| 68 | Lawrence J. Birchell | 23 | Head | Typewriter Mechanic | Missouri |
| 69 | Betty J. Birchell | 21 | Wife | Stenographer | Missouri |
| 70 | Berda M. Steele | 62 | Head | — | Missouri |
| 72 | Saul P. Steele | 52 | Head | Locomotive Engineer | Nebraska |
| 73 | Elizabeth J. Pierson | 64 | Servant | Servant | Missouri |
| 74 | Carl E. Enslow | 33 | Head | Cereal Packer | Missouri |
| 75 | Daisy E. Enslow | 35 | Wife | — | Missouri |
| 76 | F. Earline Enslow | 14 | Daughter | — | Missouri |
| 77 | Lester D. Enslow | 12 | Son | — | Missouri |
| 78 | Annabella Enslow | 8 | Daughter | — | Missouri |
| 79 | Jerry E. Enslow | 4 | Son | — | Missouri |
| 80 | Ernest H. Marcham | 25 | Head | Price Clerk | 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)