EM
Edward Mcdonald — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Edward Mcdonald across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 3-person household.
Age 51
b. ~1889
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | McDonald |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | machinist |
| Industry | Tool mfg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Machinist |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1889 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Edward | Age | Birth yr |
|---|---|---|---|---|
| Thelma Mcdonald | Daughter | — | 19 | ~1921 |
| Hazel Mcdonald | Spouse | — | 49 | ~1891 |
| Edward Mcdonald | Head | — | 51 | ~1889 |
Census Appearances
1920
Marion, Indiana
Head, age 30
Marion, Indiana · implied b. ~1890 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Indiana |
| Occupation | Machinist |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Head, age 41
Marion, Indiana · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mc Donald |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 33 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Indiana |
| Occupation | machinist |
| Industry | Tool works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3500 |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 51
Marion-County, Indiana · implied b. ~1889 — 3 household members
| Surname | McDonald |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | machinist |
| Industry | Tool mfg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | 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 Edward Mcdonald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Edward Mcdonald
Head · 1940 · age 51 · b. ~1889 · 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-t0627-01124-00595)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Ann Rowley | 6 | daughter | — | Indiana |
| 42 | Roy Moneymaker | 53 | Head | Boiler Maker | Indiana |
| 43 | Annie Moneymaker | 51 | wife | — | Illinois |
| 44 | Nadine Moneymaker | 16 | daughter | — | Indiana |
| 45 | Freddie Moneymaker | 11 | son | — | Indiana |
| 46 | Otto Henderson | 48 | Head | Tool Grinder | Indiana |
| 47 | Mabel Henderson | 44 | wife | — | Indiana |
| 48 | Sarah Henderson | 18 | stepdaughter | — | Indiana |
| 49 | John Henderson | 65 | father | — | Indiana |
| 50 | Lilly Henderson | 70 | stepmother | — | Indiana |
| 51 | Irvin Myers | 25 | Head | Tool Grinder | Indiana |
| 52 | Iva Myers | 24 | wife | — | Indiana |
| 53 | Charles Myers | 7 | son | — | Indiana |
| 54 | Loretta Myers | 3 | daughter | — | Indiana |
| 55 | Gertrude Myers | 0 | daughter | — | Indiana |
| 56 | Charles Henderson | 26 | Head | Cost Clrk | Indiana |
| 57 | Dorothy Henderson | 19 | wife | — | Indiana |
| 58 | Robert Henderson | 1 | son | — | Indiana |
| 59 | Thomas Kelley | 63 | father in law | — | Indiana |
| 60 | William Morris | 38 | Head | — | Indiana |
| 61 | Anna Morris | 31 | wife | — | Missouri |
| 62 | William Morris | 12 | son | — | Missouri |
| 63 | Mildred Morris | 10 | daughter | — | Missouri |
| 64 | Mary D Morris | 9 | daughter | — | Missouri |
| 65 | Patricia A Morris | 8 | daughter | — | Missouri |
| 66 | Catherine Morris | 7 | daughter | — | Missouri |
| 67 | Bernard Morris | 4 | son | — | Indiana |
| 68 | Margaret Morris | 3 | daughter | — | Indiana |
| 69 | Robert Morris | 2 | son | — | Indiana |
| 70 | John Morris | 0 | son | — | Indiana |
| 71 | Jack York | 57 | Head | Paper Hanger | Indiana |
| 72 | Verna York | 31 | wife | — | Indiana |
| 73 | Bessie York | 3 | niece | — | Indiana |
| 74 | Lewis Mcelfresh | 29 | Head | Clean Up Man | Indiana |
| 75 | Sylvia Mcelfresh | 23 | wife | — | Indiana |
| 76 | Edward Mcdonald THIS PERSON | 51 | Head | Machinist | Indiana |
| 77 | Hazel Mcdonald | 49 | wife | — | Indiana |
| 78 | Thelma Mcdonald | 19 | daughter | Inspector | Indiana |
| 79 | George Miller | 46 | Head | Maintenance | Indiana |
| 80 | Anna Miller | 36 | wife | — | 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)