CM
Charles Montgomery — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sullivan-County, Indiana
Our Model Tree links this Charles Montgomery across the 1930 and 1940 US Censuses in Sullivan-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sullivan-County, Indiana |
| Surname | Montgomery |
| Given Name | Charles D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Jefferson Township |
| 1935 Residence (County) | Sullivan |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Jefferson Township |
| Est. Birth Year | ~1928 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Sarah Montgomery | Spouse | — | 36 | ~1904 |
| Shelburn Montgomery | Head | — | 36 | ~1904 |
| Berthel Montgomery | Son | — | 19 | ~1921 |
| Alice Montgomery | Daughter | — | 14 | ~1926 |
| Patty Montgomery | Daughter | — | 8 | ~1932 |
| Robert Montgomery | Son | — | 15 | ~1925 |
| Phyllis Montgomery | Daughter | — | 11 | ~1929 |
| Charles Montgomery | Son | — | 12 | ~1928 |
Census Appearances
1930
Sullivan, Indiana
Son, age 3
Sullivan, Indiana · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Montgomery |
| Given Name | Charles G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Sullivan-County, Indiana
Son, age 12
Sullivan-County, Indiana · implied b. ~1928 — 8 household members
| Surname | Montgomery |
| Given Name | Charles D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Jefferson Township |
| 1935 Residence (County) | Sullivan |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| 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 Charles Montgomery across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Montgomery
Son · 1940 · age 12 · b. ~1928 · Indiana
★ You are viewing this record
Sibling
Berthel Montgomery
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Montgomery
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phyllis Montgomery
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patty Montgomery
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Montgomery
Sibling · 1940 · age 14
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 — Sullivan-County, Indiana
Open full size
1940 US Federal Census — Sullivan-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01097-00713)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Daisy Isbell | 51 | Wife | 0 | Indiana |
| 42 | Everett Isbell | 24 | Son | 35 | Indiana |
| 43 | Mary Isbell | 17 | Daughter | 60 | Indiana |
| 44 | Billy Isbell | 12 | Son | — | Indiana |
| 45 | Frank Chambers | 61 | Head | Farmer | Indiana |
| 46 | Ora Chambers | 55 | Wife | 0 | Indiana |
| 47 | Milford Dale Trent | 23 | Grandson | 30 | Indiana |
| 48 | Mabel Trent | 17 | Granddaughter | 0 | Indiana |
| 49 | Gilmore Opal M. Trent | 19 | Grandson | 20 | Indiana |
| 50 | John Rogers | 37 | Head | Laborer | Indiana |
| 51 | Pearl Irene Rogers | 36 | Wife | 0 | Illinois |
| 52 | Hazel Rogers | 16 | Daughter | 0 | Indiana |
| 53 | Lem Oliver Rogers | 9 | Son | — | Indiana |
| 54 | Shelburn Montgomery | 36 | Head | Laborer | Indiana |
| 55 | Sarah Montgomery | 36 | Wife | 0 | Indiana |
| 56 | Berthel Montgomery | 19 | Son | 10 | Indiana |
| 57 | Alice Montgomery | 14 | Daughter | — | Indiana |
| 58 | Robert Montgomery | 15 | Son | — | Indiana |
| 59 | Charles D. Montgomery THIS PERSON | 12 | Son | — | Indiana |
| 60 | Phyllis Montgomery | 11 | Daughter | — | Indiana |
| 61 | Patty Montgomery | 8 | Daughter | — | Indiana |
| 62 | Floyd Chambers | 29 | Head | 35 | Indiana |
| 63 | Ruth Chambers | 28 | Wife | 0 | Indiana |
| 64 | Dean Chambers | 11 | Son | — | Indiana |
| 65 | Ruth Hope Chambers | 3 | Daughter | — | Indiana |
| 66 | Earl Lineback | 50 | Head | Miner | Indiana |
| 67 | Rachel Lineback | 38 | Wife | 0 | Indiana |
| 68 | Wm. J. Clayton | 59 | Head | Farmer | Indiana |
| 69 | Louetta Clayton | 56 | Wife | 0 | Indiana |
| 70 | Jerry Carithers | 57 | Head | Miner | Indiana |
| 71 | Flora Carithers | 56 | Wife | 0 | Indiana |
| 72 | Thomas Carithers | 29 | Son | Farmer | Indiana |
| 73 | Aletha Carithers | 26 | Daughter | Teacher | Indiana |
| 74 | Charles Figg | 63 | Head | 16 | Indiana |
| 75 | Gertie Figg | 55 | Wife | 0 | Indiana |
| 76 | Elmer Figg | 17 | Son | 0 | Indiana |
| 77 | Armilda Figg | 73 | Head | 0 | Indiana |
| 78 | Wesley Clark | 26 | Head | 60 | Oklahoma |
| 79 | Chloe Clark | 24 | Wife | 0 | Indiana |
| 80 | Evelyn Mae Clark | 3 | Daughter | — | 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)