LM
Lois Moore — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Lois Moore across the 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Moore |
| Given Name | Lois |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Beech Grove City |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Beech Grove City |
| Est. Birth Year | ~1923 |
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 Lois | Age | Birth yr |
|---|---|---|---|---|
| John Moore | Head | — | 45 | ~1895 |
| Lois Moore | Daughter | — | 17 | ~1923 |
| Raymond Moore | Son | — | 10 | ~1930 |
| Iris Moore | Daughter | — | 14 | ~1926 |
| Paul Moore | Son | — | 16 | ~1924 |
| Violet Moore | Daughter | — | 19 | ~1921 |
| Margaret Moore | Daughter | — | 21 | ~1919 |
| Mable Moore | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Marion, Indiana
Other, age 7
Marion, Indiana · implied b. ~1923 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moore |
| Given Name | Lois J. |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Daughter, age 17
Marion-County, Indiana · implied b. ~1923 — 8 household members
| Surname | Moore |
| Given Name | Lois |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Beech Grove City |
| 1935 Residence (County) | Marion |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | H 3 |
| 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 Lois Moore across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lois Moore
Daughter · 1940 · age 17 · b. ~1923 · Indiana
★ You are viewing this record
Sibling
Margaret Moore
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Violet Moore
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Moore
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Iris Moore
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Moore
Sibling · 1940 · age 16
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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01075-00020)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frances Dux | 58 | wife | — | Indiana |
| 42 | Joseph Dux | 35 | son | Shipping Clerk | Indiana |
| 43 | Maurice Dux | 23 | son | Record Clerk | Indiana |
| 44 | John Dux | 19 | son | Truck Driver | Indiana |
| 45 | John Moore | 45 | Head | Machinist Helper | Indiana |
| 46 | Mable Moore | 46 | wife | — | Indiana |
| 47 | Margaret Moore | 21 | daughter | Sterlizer | Indiana |
| 48 | Violet Moore | 19 | daughter | Secretary | Indiana |
| 49 | Lois Moore THIS PERSON | 17 | daughter | — | Indiana |
| 50 | Paul Moore | 16 | son | — | Indiana |
| 51 | Iris Moore | 14 | daughter | — | Indiana |
| 52 | Raymond Moore | 10 | son | — | Indiana |
| 53 | George Vondersaar | 46 | Head | Accountant | Indiana |
| 54 | Lucille Vondersaar | 46 | wife | — | Indiana |
| 55 | George Jr. Vondersaar | 13 | son | — | Indiana |
| 56 | Robert Vondersaar | 12 | son | — | Indiana |
| 57 | Thomas Vondersaar | 10 | son | — | Indiana |
| 58 | Harold Barker | 42 | Head | Builder | Missouri |
| 59 | Velva Barker | 44 | wife | — | Indiana |
| 60 | Amy Gorman | 47 | Head | Assembler | Kentucky |
| 61 | Paul Gorman | 25 | son | Electrician | Indiana |
| 62 | Woodard Gorman | 20 | son | Apprentice Machinist | Indiana |
| 63 | Maxine Gorman | 17 | daughter | — | Indiana |
| 64 | Deloris Gorman | 14 | daughter | — | Indiana |
| 65 | Edell Gorman | 12 | daughter | — | Indiana |
| 66 | Harry Stone | 44 | Head | Tree Trimmer | Illinois |
| 67 | Irma Stone | 46 | wife | Clerical Worker | Indiana |
| 68 | Clifford Crosby | 42 | Head | Refrigerator Repair | Indiana |
| 69 | Freda Crosby | 39 | wife | Bundle Worker | Indiana |
| 70 | Denge W Henge | 54 | Head | Boilermaker | Kentucky |
| 71 | Natalie Henge | 60 | wife | — | Indiana |
| 72 | Verl Smith | 37 | Head | Shipping Clerk | Illinois |
| 73 | Eleanora Smith | 30 | wife | — | Indiana |
| 74 | Barbara Jane Smith | 3 | daughter | — | Indiana |
| 75 | James Joseph Smith | 2 | son | — | Indiana |
| 76 | John Malone | 50 | Head | Machinist | Ohio |
| 77 | Permelia Malone | 46 | wife | Clerical Worker | Indiana |
| 78 | Harry W Smith | 67 | Head | Tool Repairer | Indiana |
| 79 | Rosa Smith | 68 | wife | Maintenance Factory Help | Indiana |
| 80 | Charles Skirvin | 32 | Head | Heat Treater | 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)