JV
John Vance — 1940 US Census Record
Model Tree available1940 United States Federal Census · Douglas-County, Kansas
Our Model Tree links this John Vance across the 1920, 1930 and 1940 US Censuses in Douglas-County, Kansas (XGBoost, ~Confirmed), with identified parents Mae — first a son (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Son
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Kansas |
| Surname | Vance |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Marion Township |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Hours Worked | 60 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | Marion Township |
| Est. Birth Year | ~1906 |
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 Vance | Son | — | 34 | ~1906 |
| Mae Vance | Head | — | 56 | ~1884 |
| Glea Vance | Son | — | 37 | ~1903 |
Census Appearances
1920
Douglas, Kansas
Son, age 13
Douglas, Kansas · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vance |
| Given Name | John V. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1930
Douglas, Kansas
Son, age 24
Douglas, Kansas · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vance |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Douglas-County, Kansas
Son, age 34
Douglas-County, Kansas · implied b. ~1906 — 3 household members
| Surname | Vance |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Marion Township |
| 1935 Residence (County) | Douglas |
| Hours Worked | 60 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Vance across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mae Vance (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mae Vance
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Vance
Son · 1940 · age 34 · b. ~1906 · Kansas
★ You are viewing this record
Sibling
Glea Vance
Sibling · 1940 · age 37
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 — Douglas-County, Kansas
Open full size
1940 US Federal Census — Douglas-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01229-00951)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Filoasie Ellen Hoffman | 51 | Wife | — | Missouri |
| 42 | Mae Vance | 56 | Head | — | Iowa |
| 43 | John Vance THIS PERSON | 34 | Son | — | Oklahoma |
| 44 | Glea Vance | 37 | Son | — | Iowa |
| 45 | Sanford Owens | 72 | Head | Machine Operator | Kansas |
| 46 | Josephine Owens | 61 | Wife | — | Kansas |
| 47 | Paul Say Crable | 17 | Laborer | Labor | Kansas |
| 48 | Charles Rappard | 39 | Head | Farmer | Kansas |
| 49 | Viola Rappard | 32 | Wife | — | Kansas |
| 50 | Alva T. Bond | 57 | Head | Farmer | Kansas |
| 51 | Grace Bond | 52 | Wife | — | Kansas |
| 52 | Sarah Faye Bond | 18 | Daughter | Housework | Kansas |
| 53 | Claude Bond | 16 | Son | Farmer | Kansas |
| 54 | Harvey Bond | 15 | Son | Farmer | Kansas |
| 55 | Ross Bond | 13 | Son | — | Kansas |
| 56 | Harry Prim | 43 | Head | Farmer | Kansas |
| 57 | Marie Prim | 33 | Wife | — | Kansas |
| 58 | Harry Jr. Prim | 11 | Son | — | Kansas |
| 59 | Robert Prim | 9 | Son | — | Kansas |
| 60 | Gertrude Schott | 54 | Head | House Hold | Kansas |
| 61 | Viola Schott | 18 | Niece | Student | Kansas |
| 62 | Oscar E. Wilson | 57 | Head | Farmer | Nebraska |
| 63 | Gertie M. Wilson | 56 | Wife | — | Kansas |
| 64 | Emmett Kingery | 35 | Head | Farmer | Kansas |
| 65 | Mary Kingery | 36 | Wife | — | Kansas |
| 66 | Virginia Kingery | 11 | Daughter | — | Kansas |
| 67 | Jean Kingery | 2 | Daughter | — | Kansas |
| 68 | Otto Mahler | 55 | Head | Farmer | Kansas |
| 69 | Agnes Mahler | 39 | Wife | — | Kansas |
| 70 | George Mahler | 25 | Son | Farmer | Kansas |
| 71 | De Verna Mahler | 19 | Daughter in law | — | Kansas |
| 72 | John J. Stahel | 54 | Head | Farmer | Kansas |
| 73 | Mabel Stahel | 51 | Wife | — | Iowa |
| 74 | Lloyd Hoffman | 27 | Head | Farmer | Kansas |
| 75 | Helen Hoffman | 26 | Wife | — | Penns. |
| 76 | Shirley Hoffman | 5 | Daughter | — | Kansas |
| 77 | Donna Hoffman | 1 | Daughter | — | Kansas |
| 78 | Benjamin Hoffman | 57 | Head | Farmer | Nebraska |
| 79 | Grace Hoffman | 53 | Wife | — | Missouri |
| 80 | Fred Hoffman | 18 | Son | Labor | Kansas |
Pedigree Summary
John + 1 sibling
Gen 1 · 1 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)