JV
John Vance — 1940 US Census Record
Model Tree available1940 United States Federal Census · Adams-County, Illinois
Our Model Tree links this John Vance across the 1920, 1930 and 1940 US Censuses in Adams-County, Illinois (XGBoost, ~Confirmed), with identified parents Ashford & Victoria — first a spouse (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Adams-County, Illinois |
| Surname | Vance |
| Given Name | John R. |
| Relationship to Head | Husband |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Keene |
| 1935 Residence (County) | Adams |
| Additional Details | |
| Occupation | farmer |
| Industry | at home |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Keene |
| 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 |
|---|---|---|---|---|
| Emma Vance | Head | — | 29 | ~1911 |
| John Vance | Spouse | — | 34 | ~1906 |
| Judith Vance | Daughter | — | 2 | ~1938 |
Census Appearances
1920
Adams, Illinois
Son, age 13
Adams, Illinois · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vance |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Adams, Illinois
Son, age 24
Adams, Illinois · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vance |
| Given Name | John R |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Adams-County, Illinois
Spouse, age 34
Adams-County, Illinois · implied b. ~1906 — 3 household members
| Surname | Vance |
| Given Name | John R. |
| Relationship to Head | Husband |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Keene |
| 1935 Residence (County) | Adams |
| Occupation | farmer |
| Industry | at home |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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: father Ashford Vance (~0.92 confidence) and mother Victoria Vance (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ashford Vance
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Victoria Vance
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Vance
Spouse · 1940 · age 34 · b. ~1906 · Illinois
★ 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 — Adams-County, Illinois
Open full size
1940 US Federal Census — Adams-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00756-00319)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nellie Johnson | 58 | Wife | Farmer | Illinois |
| 42 | Arthur Johnson | 56 | Cousin | Laborer | Illinois |
| 43 | Irmalee Johnson | 25 | Cousin | Housekeeper | Illinois |
| 44 | Leona R. Hudson | 66 | Head | Farmer | Illinois |
| 45 | Gertrude Myers | 18 | — | Housekeeper | Illinois |
| 46 | Raymond Mcmullen | 27 | Head | Farmer | Illinois |
| 47 | Edith E. Mcmullen | 46 | Mother | Housekeeper | Illinois |
| 48 | George E. Mcmullen | 71 | Uncle | Farmer | Illinois |
| 49 | Violet R. Mcmullen | 20 | Daughter | Farmer | Illinois |
| 50 | Philip H. Ehrhardt | 34 | Head | Farmer | Illinois |
| 51 | Irene A. Ehrhardt | 36 | Wife | Housekeeper | Illinois |
| 52 | Phyllis I. Ehrhardt | 10 | Daughter | — | Illinois |
| 53 | Patrick J. Ehrhardt | 6 | Son | — | Illinois |
| 54 | Emmett Marshall | 31 | — | — | Illinois |
| 55 | Emma N. Vance | 29 | Head | Housekeeper | Illinois |
| 56 | John R. Vance THIS PERSON | 34 | Husband | Farmer | Illinois |
| 57 | Judith A. Vance | 2 | Daughter | — | Illinois |
| 58 | Maurice Scott | 41 | Head | Farmer | Illinois |
| 59 | Lora E. Scott | 40 | Wife | Housekeeper | Illinois |
| 60 | Russell J. Scott | 20 | Son | Farmer | Illinois |
| 61 | Letha F. Scott | 18 | Daughter | School | Illinois |
| 62 | Martha L. Scott | 11 | Daughter | School | Illinois |
| 63 | Lennie R. Brown | 34 | Head | Farmer | Illinois |
| 64 | Velta M. Brown | 30 | Wife | Housekeeper | Illinois |
| 65 | Ray C. Brown | 13 | Son | School | Illinois |
| 66 | Gerald R. Brown | 6 | Son | — | Illinois |
| 67 | John W. Ewen | 62 | Head | Farmer | Illinois |
| 68 | Eliza Goldenstein | 57 | Sister | Housekeeper | Illinois |
| 69 | Fred E. Pittman | 32 | Head | Farmer | Illinois |
| 70 | Goldie M. Pittman | 32 | Wife | Housekeeper | Illinois |
| 71 | Neva C. Pittman | 10 | Daughter | — | Illinois |
| 72 | Doris J. Pittman | 6 | Daughter | — | Illinois |
| 73 | Marjorie A. Pittman | 4 | Daughter | — | Illinois |
| 74 | John H. Wietholder | 57 | Head | Farmer | Illinois |
| 75 | Anna W. Wietholder | 47 | Wife | Farmer | Illinois |
| 76 | John L. Wietholder | 19 | Son | Farmer | Illinois |
| 77 | Merlin K. Ash | 7 | Grandchild | — | Illinois |
| 78 | Alice M. Ash | 6 | Grandchild | — | Illinois |
| 79 | John A. Clair | 76 | Head | Farmer | Illinois |
| 80 | Minnie F. Clair | 69 | Wife | Housekeeper | Illinois |
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)