DM
Donald Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Oakland-County, Michigan
Our Model Tree links this Donald Martin across the 1930 and 1940 US Censuses in Oakland-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 11-person household.
Age 13
b. ~1927
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Oakland-County, Michigan |
| Surname | Martin |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Pontiac city |
| 1935 Residence (County) | Oakland |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Pontiac City |
| Est. Birth Year | ~1927 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| James Martin | Son | — | 8 | ~1932 |
| Joyce Martin | Daughter | — | 12 | ~1928 |
| Albert Martin | Son | — | 19 | ~1921 |
| Edna Martin | Daughter | — | 15 | ~1925 |
| Evelyn Martin | Daughter | — | 18 | ~1922 |
| Mary Martin | Daughter | — | 7 | ~1933 |
| Charles Martin | Son | — | 10 | ~1930 |
| Beatrice Martin | Daughter | — | 11 | ~1929 |
| Donald Martin | Son | — | 13 | ~1927 |
| Norman Martin | Son | — | 16 | ~1924 |
| Noel Martin | Head | — | 47 | ~1893 |
Census Appearances
1930
Oakland, Michigan
Son, age 2
Oakland, Michigan · implied b. ~1928 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martindale |
| Given Name | Donald L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Oakland-County, Michigan
Son, age 13
Oakland-County, Michigan · implied b. ~1927 — 11 household members
| Surname | Martin |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Pontiac city |
| 1935 Residence (County) | Oakland |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Donald Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Donald Martin
Son · 1940 · age 13 · b. ~1927 · Michigan
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Sibling
Joyce Martin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Martin
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Martin
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Martin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman Martin
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Martin
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Martin
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Martin
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Martin
Sibling · 1940 · age 11
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 — Oakland-County, Michigan
Open full size
1940 US Federal Census — Oakland-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01801-00959)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carrie Ezell | 42 | Wife | — | Missouri |
| 42 | Louise Ezell | 20 | Daughter | Waitress | Arkansas |
| 43 | Alvin Ezell | 10 | Son | — | Michigan |
| 44 | Gerald Ezell | 6 | Son | — | Michigan |
| 45 | Luther Morgan | 25 | Head | Stock Chaser | Illinois |
| 46 | Leona B. Morgan | 24 | Wife | — | Kansas |
| 47 | Noel D. Morgan | 3 | Son | — | Illinois |
| 48 | Barbara A. Morgan | 1 | Daughter | — | Michigan |
| 49 | Oden Ross | 39 | Lodger | Laborer | Kentucky |
| 50 | James K. Martin | 33 | Head | Spot Welder | Michigan |
| 51 | Mildred B. Martin | 31 | Wife | — | Michigan |
| 52 | Gerald Martin | 11 | Son | — | Michigan |
| 53 | Doris Martin | 10 | Daughter | — | Michigan |
| 54 | Betty Jean Martin | 9 | Daughter | — | Michigan |
| 55 | Marilyn Martin | 7 | Daughter | — | Michigan |
| 56 | Robert Martin | 5 | Son | — | Michigan |
| 57 | Frederick Zwiesig | 62 | Head | General Man | Switzerland |
| 58 | Mary B. Zwiesig | 54 | Wife | — | Michigan |
| 59 | Charles D. Ferguson | 37 | Head | Foundry Worker | Michigan |
| 60 | Elizabeth Ferguson | 33 | Wife | Foundry Worker | Canada-English |
| 61 | Charles D. Ferguson | 15 | Son | — | Michigan |
| 62 | Joseph L. Ferguson | 13 | Son | — | Michigan |
| 63 | Florence D. Ferguson | 12 | Daughter | — | Michigan |
| 64 | Noel R. Martin | 47 | Head | Heat Treat | Poland |
| 65 | Albert Martin | 19 | Son | Newworker | Canada-English |
| 66 | Evelyn Martin | 18 | Daughter | Newworker | Canada-English |
| 67 | Norman Martin | 16 | Son | — | Canada-English |
| 68 | Edna Martin | 15 | Daughter | — | Michigan |
| 69 | Donald Martin THIS PERSON | 13 | Son | — | Michigan |
| 70 | Joyce Martin | 12 | Daughter | — | Michigan |
| 71 | Beatrice Martin | 11 | Daughter | — | Michigan |
| 72 | Charles Martin | 10 | Son | — | Michigan |
| 73 | James Martin | 8 | Son | — | Michigan |
| 74 | Mary Martin | 7 | Daughter | — | Michigan |
| 75 | Thomas R. Bond | 50 | Head | Lineman | Ohio |
| 76 | Freeda W. Bond | 53 | Wife | — | So. Dakota |
| 77 | Margaret Jane Bond | 17 | Daughter | — | Minnesota |
| 78 | Marian Lee Bond | 15 | Daughter | — | Minnesota |
| 79 | Berton Glenn Bond | 10 | Son | — | Michigan |
| 80 | Wilard Moore | 36 | Head | Blacksmith | Michigan |
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)