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John Chambers — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Indiana
Our Model Tree links this John Chambers across the 1930 and 1940 US Censuses in Delaware-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Indiana |
| Surname | Chambers |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Muncie |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Occupation | New Worker |
| Highest Grade | G 6 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | New Worker |
| Township / Ward | Muncie |
| Est. Birth Year | ~1919 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| June Chambers | Daughter | — | 15 | ~1925 |
| Phyllis Chambers | Daughter | — | 4 | ~1936 |
| Ray Chambers | Head | — | 50 | ~1890 |
| Bobby Chambers | Son | — | 11 | ~1929 |
| John Chambers | Son | — | 21 | ~1919 |
| Earl Chambers | Son | — | 18 | ~1922 |
| Billy Chambers | Son | — | 9 | ~1931 |
| Hannah Chambers | Spouse | — | 47 | ~1893 |
Census Appearances
1930
Delaware, Indiana
Son, age 11
Delaware, Indiana · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chambers |
| Given Name | John C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | 60 |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Delaware-County, Indiana
Son, age 21
Delaware-County, Indiana · implied b. ~1919 — 8 household members
| Surname | Chambers |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Muncie |
| 1935 Residence (County) | Delaware |
| Occupation | New Worker |
| Highest Grade | G 6 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Chambers across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Chambers
Son · 1940 · age 21 · b. ~1919 · Indiana
★ You are viewing this record
Sibling
Bobby Chambers
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billy Chambers
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phyllis Chambers
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
June Chambers
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Chambers
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 — Delaware-County, Indiana
Open full size
1940 US Federal Census — Delaware-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01037-00364)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Blanche Lutz | 39 | Wife | — | Michigan |
| 42 | Naomi Lee Lutz | 10 | Daughter | — | Indiana |
| 43 | Harlan Glen Heaston | 42 | Head | Casket Trimmer | Indiana |
| 44 | Sarah Eva Heaston | 41 | Wife | — | Indiana |
| 45 | Beverly Heaston | 21 | Daughter | Clerical | Indiana |
| 46 | Viola Heaston | 16 | Daughter | — | Indiana |
| 47 | Martha Heaston | 13 | Daughter | — | Indiana |
| 48 | Harold Heaston | 11 | Son | — | Indiana |
| 49 | Carl Heaston | 7 | Son | — | Indiana |
| 50 | Fanny Harris | 48 | Head | — | Illinois |
| 51 | Velma Harris | 22 | Daughter | Clerk | Missouri |
| 52 | Edgar Harris | 19 | Son | General Laborer | Missouri |
| 53 | Wanda Harris | 16 | Daughter | — | Missouri |
| 54 | Leda Joyce Harris | 5 | Daughter | — | Missouri |
| 55 | Veda Lois Harris | 5 | Daughter | — | Missouri |
| 56 | Euretta Mae Harris | 5 | Daughter | — | Missouri |
| 57 | Orville Healey | 51 | Head | Tavern Keeper | Indiana |
| 58 | Elva Healey | 51 | Wife | — | Indiana |
| 59 | Carl F. Stout | 33 | Head | Machinist | Indiana |
| 60 | Lileth E. Stout | 32 | Wife | — | Indiana |
| 61 | Carl Jr. Stout | 9 | Son | — | Indiana |
| 62 | Paul Wayne Stout | 7 | Son | — | Indiana |
| 63 | Ralph Victor Stiffler | 39 | Head | Fireman | Indiana |
| 64 | Mildred Justine Stiffler | 34 | Wife | — | Indiana |
| 65 | Richard Stiffler | 13 | Son | — | Indiana |
| 66 | Arnold Stiffler | 11 | Son | — | Indiana |
| 67 | Mary Stoker | 32 | Lodger | Inspector | Indiana |
| 68 | William Miller | 68 | Head | — | Indiana |
| 69 | Grace Miller | 50 | Wife | — | Indiana |
| 70 | Ray Chambers | 50 | Head | Carpenter | Indiana |
| 71 | Hannah Chambers | 47 | Wife | — | Tennessee |
| 72 | John Chambers THIS PERSON | 21 | Son | New Worker | Indiana |
| 73 | Earl Chambers | 18 | Son | New Worker | Indiana |
| 74 | June Chambers | 15 | Daughter | — | Indiana |
| 75 | Bobby Chambers | 11 | Son | — | Indiana |
| 76 | Billy Chambers | 9 | Son | — | Indiana |
| 77 | Phyllis Chambers | 4 | Daughter | — | Indiana |
| 78 | Ray Allen Jr. Chambers | 26 | Head | Bus Driver | Tennessee |
| 79 | Marjorie Chambers | 20 | Wife | — | Kentucky |
| 80 | Jackie Chambers | 0 | Son | — | Indiana |
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)