MV
Mary Vance — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pike-County, Illinois
Our Model Tree links this Mary Vance across the 1930 and 1940 US Censuses in Pike-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 8-person household.
Age 16
b. ~1924
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pike-County, Illinois |
| Surname | Vance |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Flint |
| 1935 Residence (County) | Pike |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Flint |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Billy Vance | Son | — | 8 | ~1932 |
| Edward Vance | Son | — | 11 | ~1929 |
| Harold Vance | Son | — | 13 | ~1927 |
| Belle Vance | Spouse | — | 36 | ~1904 |
| Delbert Vance | Son | — | 5 | ~1935 |
| Mary Vance | Daughter | — | 16 | ~1924 |
| Mildred Vance | Daughter | — | 19 | ~1921 |
| Hattie Vance | Head | — | 41 | ~1899 |
Census Appearances
1930
Franklin, Illinois
Daughter, age 6
Franklin, Illinois · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vance |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Jugoslavia |
| Mother's Birthplace | Jugoslavia |
| Can Read/Write | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Pike-County, Illinois
Daughter, age 16
Pike-County, Illinois · implied b. ~1924 — 8 household members
| Surname | Vance |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Flint |
| 1935 Residence (County) | Pike |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 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 Mary Vance across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Vance
Daughter · 1940 · age 16 · b. ~1924 · Illinois
★ You are viewing this record
Sibling
Mildred Vance
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Vance
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billy Vance
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Vance
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delbert Vance
Sibling · 1940 · age 5
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 — Pike-County, Illinois
Open full size
1940 US Federal Census — Pike-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00868-00207)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lucille F. Hobson | 31 | Head | — | Illinois |
| 42 | Flossie Hobson | 37 | Wife | — | Illinois |
| 43 | Volney Norwood | 25 | Head | Farm Laborer | Illinois |
| 44 | Vera Norwood | 24 | Wife | — | Illinois |
| 45 | James H. Day Jr. | 41 | Head | Manager | Illinois |
| 46 | Dorothy Clair Day Jr. | 34 | Wife | — | Illinois |
| 47 | Goldie Metta | 42 | Housekeeper | Laborer | Illinois |
| 48 | Daniel Owens | 25 | Head | Truck Driver | Illinois |
| 49 | Vera Owens | 32 | Wife | — | Illinois |
| 50 | Ray Clough | 49 | Head | Laborer | Illinois |
| 51 | Mae Clough | 46 | Wife | — | Illinois |
| 52 | Alfred Clough | 22 | Son | Orchard Help | Illinois |
| 53 | Max Clough | 19 | Son | — | Illinois |
| 54 | Harry Clough | 16 | Son | — | Illinois |
| 55 | Hattie Vance | 41 | Head | Laborer | Illinois |
| 56 | Belle Vance | 36 | Wife | — | Illinois |
| 57 | Mildred Vance | 19 | Daughter | — | Illinois |
| 58 | Mary Vance THIS PERSON | 16 | Daughter | — | Illinois |
| 59 | Harold Vance | 13 | Son | — | Illinois |
| 60 | Edward Vance | 11 | Son | — | Illinois |
| 61 | Billy Vance | 8 | Son | — | Illinois |
| 62 | Delbert Vance | 5 | Son | — | Illinois |
| 63 | Roy Flowers | 44 | Head | Sprayer | Illinois |
| 64 | Ethel Flowers | 40 | Wife | — | Illinois |
| 65 | Thomas Earl Flowers | 20 | Son | Ice Hauler | Illinois |
| 66 | Clara Flowers | 18 | Daughter | Fruit Picker | Illinois |
| 67 | June Flowers | 14 | Daughter | — | Illinois |
| 68 | Mack Flowers | 11 | Son | — | Illinois |
| 69 | Delbert Bright | 28 | Head | Farmer | Illinois |
| 70 | Rosalee Bright | 25 | Wife | — | Illinois |
| 71 | Tolbert Elledge | 42 | Head | Farmer | Illinois |
| 72 | Josie Elledge | 35 | Wife | — | Kentucky |
| 73 | Tolbert Elledge | 10 | Son | — | Illinois |
| 74 | Jacqueline Elledge | 9 | Daughter | — | Illinois |
| 75 | Dolores Elledge | 6 | Daughter | — | Illinois |
| 76 | Joe Elledge | 5 | Son | — | Illinois |
| 77 | Donald Elledge | 3 | Son | — | Illinois |
| 78 | Billie Elledge | 0 | Son | — | Illinois |
| 79 | Clayton Elledge | 49 | Head | Farmer | Illinois |
| 80 | Maude Elledge | 48 | Wife | — | Illinois |
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)