CM
Charles Mcdonald — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Charles Mcdonald across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Reas — first a head (b.~1907), then head of a 8-person household.
Age 33
b. ~1907
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | McDonald |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Johnson |
| Additional Details | |
| Occupation | laborer |
| Industry | railroad shop |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 1621 |
| Highest Grade | No 7 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Laborer |
| Township / Ward | Acton |
| Est. Birth Year | ~1907 |
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 |
|---|---|---|---|---|
| Charlie Mcdonald | Son | — | 6 | ~1934 |
| Louis Mcdonald | Son | — | 4 | ~1936 |
| Margie Mcdonald | Daughter | — | 8 | ~1932 |
| Mary Mcdonald | Spouse | — | 35 | ~1905 |
| Charles Mcdonald | Head | — | 33 | ~1907 |
| Mary Mcdonald | Daughter | — | 2 | ~1938 |
| Irene Mcdonald | Daughter | — | 11 | ~1929 |
| Louise Mcdonald | Daughter | — | 4 | ~1936 |
Census Appearances
1920
Shelby, Indiana
Son, age 12
Shelby, Indiana · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Shelby, Indiana
Son, age 22
Shelby, Indiana · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Laborer |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 33
Marion-County, Indiana · implied b. ~1907 — 8 household members
| Surname | McDonald |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Johnson |
| Occupation | laborer |
| Industry | railroad shop |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 1621 |
| Highest Grade | No 7 |
| 1935 Residence | Indiana |
| 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 Mcdonald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Reas Mcdonald (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Reas Mcdonald
b. ~1872
Source father
● Household
· direct · ~0.92
This person
Anchor record
Charles Mcdonald
Head · 1940 · age 33 · b. ~1907 · Indiana
★ You are viewing this record
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-t0627-01075-00389)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hermon Denny | 23 | Head | Laborer | Kentucky |
| 42 | Garnet Denny | 19 | Wife | — | Indiana |
| 43 | Phyllis Denny | 1 | Daughter | — | Indiana |
| 44 | Harry Paugh | 55 | Head | Laborer | Indiana |
| 45 | Augusta M. Paugh | 53 | Wife | — | Indiana |
| 46 | Indiana Haggard | 61 | Head | — | Indiana |
| 47 | Georgia Haggard | 30 | Daughter | — | Indiana |
| 48 | William Haggard | 28 | Son | Manager | Indiana |
| 49 | James Haggard | 19 | Son | Meat Cutter | Indiana |
| 50 | Roy Thompson | 52 | Son-in-law | — | Indiana |
| 51 | Lily Marie Thompson | 34 | Daughter | — | Indiana |
| 52 | Charles Mcdonald THIS PERSON | 33 | Head | Laborer | Indiana |
| 53 | Mary Mcdonald | 35 | Wife | — | Indiana |
| 54 | Irene Mcdonald | 11 | Daughter | — | Indiana |
| 55 | Margie Mcdonald | 8 | Daughter | — | Indiana |
| 56 | Charlie Jr. Mcdonald | 6 | Son | — | Indiana |
| 57 | Louis Mcdonald | 4 | Son | — | Indiana |
| 58 | Louise Mcdonald | 4 | Daughter | — | Indiana |
| 59 | Mary Lou Mcdonald | 2 | Daughter | — | Indiana |
| 60 | Ebert E. Spicer | 57 | Head | Painter | Indiana |
| 61 | Alma Halfaker | 65 | Head | — | Indiana |
| 62 | Benton C. Walters | 56 | Head | Truck Driver | Indiana |
| 63 | Maud Walters | 47 | Wife | — | Illinois |
| 64 | Lucile Walters | 27 | Daughter | Laborer | Indiana |
| 65 | Mildred Walters | 24 | Daughter | — | Indiana |
| 66 | Oris Walters | 20 | Son | Laborer | Indiana |
| 67 | Betty Walters | 15 | Daughter | — | Indiana |
| 68 | Gerald Walters | 9 | Son | — | Indiana |
| 69 | Clara L. Hopkins | 67 | Head | Laborer | Indiana |
| 70 | W. C. Hopkins | 58 | Wife | — | Indiana |
| 71 | Elmer R. Koelling | 37 | Head | Welder Person | Indiana |
| 72 | Evelyn Koelling | 37 | Wife | — | Indiana |
| 73 | Kay Koelling | 11 | Son | — | Indiana |
| 74 | Albert Hopkins | 32 | Head | Stock Clerk | Indiana |
| 75 | Anna N. Hopkins | 31 | Wife | — | Indiana |
| 76 | George W. Howery | 25 | Head | Laborer | Indiana |
| 77 | Margaret Howery | 20 | Wife | — | Indiana |
| 78 | Meredith Smith | 24 | Head | Laborer | Indiana |
| 79 | Martha Smith | 22 | Wife | — | Indiana |
| 80 | Donald Smith | 3 | Son | — | Indiana |
Pedigree Summary
Charles
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
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)