JV
John Vance — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this John Vance across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Vance |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Philadelphia |
| Additional Details | |
| Highest Grade | No 8 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1925 |
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 |
|---|---|---|---|---|
| John Vance | Son | — | 15 | ~1925 |
| Franklin Vance | Son | — | 5 | ~1935 |
| Raymond Vance | Son | — | 18 | ~1922 |
| Gladys Vance | Daughter | — | 13 | ~1927 |
| Sally Vance | Head | — | 45 | ~1895 |
| Ralph Vance | Son | — | 17 | ~1923 |
| Ronnie Vance | Son | — | 20 | ~1920 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 5
Philadelphia, Pennsylvania · implied b. ~1925 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vance |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | So. Carolina |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Philadelphia-County, Pennsylvania
Son, age 15
Philadelphia-County, Pennsylvania · implied b. ~1925 — 7 household members
| Surname | Vance |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Philadelphia |
| Highest Grade | No 8 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Vance
Son · 1940 · age 15 · b. ~1925 · Pennsylvania
★ You are viewing this record
Sibling
Ralph Vance
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Vance
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronnie Vance
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Franklin Vance
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Vance
Sibling · 1940 · age 18
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03745-00583)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen Miller | 3 | Daughter | — | Penns |
| 42 | William Dawson | 25 | Head | Used Automobile | Penns |
| 43 | Florence Dawson | 22 | Wife | — | Penns |
| 44 | William Dawson | 1 | Son | — | Penns |
| 45 | Everett Fellows | 61 | Head | — | Penns |
| 46 | Florence Fellows | 59 | Wife | — | Penns |
| 47 | Dudley Kennedy | 34 | Head | Journalism | Penns |
| 48 | Marie Kennedy | 34 | Wife | — | Penns |
| 49 | Dudley Kennedy | 16 | Son | — | Penns |
| 50 | Benjamin Whitfield | 60 | Head | — | No. Carolina |
| 51 | Cleve Jackson | 45 | Head | Trucking Co. | No. Carolina |
| 52 | Fannie Jackson | 41 | Wife | — | No. Carolina |
| 53 | Sally Vance | 45 | Head | — | So. Carolina |
| 54 | Ronnie Vance | 20 | Son | Ccc | So. Carolina |
| 55 | Raymond Vance | 18 | Son | — | Maryland |
| 56 | Ralph Vance | 17 | Son | — | Maryland |
| 57 | John Vance THIS PERSON | 15 | Son | — | Maryland |
| 58 | Gladys Vance | 13 | Daughter | — | Maryland |
| 59 | Franklin Vance | 5 | Son | — | Penns |
| 60 | Russell Parks | 59 | Head | — | Penns |
| 61 | Warren Harley | 61 | Head | — | Penns |
| 62 | Irvin Kraft | 40 | Head | Tailor | Penns |
| 63 | Margaret Kraft | 38 | Wife | — | Penns |
| 64 | Pearl Kraft | 15 | Daughter | — | Penns |
| 65 | Oliver Moylan | 56 | Head | — | Penns |
| 66 | Alice Moylan | 52 | Wife | — | Penns |
| 67 | John Street | 63 | Head | — | Penns |
| 68 | Julius Glover | 40 | Head | Windows | So. Carolina |
| 69 | Maggie Glover | 39 | Wife | Laundry | No. Carolina |
| 70 | Julius Glover | 12 | Son | — | Penns |
| 71 | Pemberton Glover | 8 | Son | — | Penns |
| 72 | Vernon Glover | 6 | Son | — | Penns |
| 73 | Margie Glover | 4 | Daughter | — | Penns |
| 74 | Ralph Larue | 37 | Head | Window | Penns |
| 75 | Isabel Larue | 25 | Wife | — | Penns |
| 76 | Herman Larue | 14 | Son | — | Penns |
| 77 | Murray Mazow | 40 | Head | Navy Yard | So. Carolina |
| 78 | Nelotha Mazow | 36 | Wife | — | No. Carolina |
| 79 | Isadore Mazow | 15 | Son | — | No. Carolina |
| 80 | Evelyn Mazow | 11 | Daughter | — | Penns |
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)