JM
James Mcdonald — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this James Mcdonald across the 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 14-person household.
Age 15
b. ~1925
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | McDonald |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Highest Grade | G 8 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Bloomington |
| Est. Birth Year | ~1925 |
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.
14 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Eleanor Mcdonald | Daughter | — | 5 | ~1935 |
| Joanne Mcdonald | Daughter | — | 1 | ~1939 |
| Marie Mcdonald | Daughter | — | 19 | ~1921 |
| Jean Mcdonald | Daughter | — | 12 | ~1928 |
| Dorothy Mcdonald | Daughter | — | 12 | ~1928 |
| Barbara Mcdonald | Daughter | — | 3 | ~1937 |
| Roselyn Mcdonald | Daughter | — | 14 | ~1926 |
| Raymond Mcdonald | Head | — | 43 | ~1897 |
| Raymond Mcdonald | Son | — | 16 | ~1924 |
| Patrick Mcdonald | Son | — | 7 | ~1933 |
| James Mcdonald | Son | — | 15 | ~1925 |
| Charles Mcdonald | Son | — | 6 | ~1934 |
| Richard Mcdonald | Son | — | 17 | ~1923 |
| Marie Mcdonald | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Ramsey, Minnesota
Other, age 5
Ramsey, Minnesota · implied b. ~1925 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | James |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Son, age 15
Hennepin-County, Minnesota · implied b. ~1925 — 14 household members
| Surname | McDonald |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Highest Grade | G 8 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 James Mcdonald across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mcdonald
Son · 1940 · age 15 · b. ~1925 · Minnesota
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Sibling
Joanne Mcdonald
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roselyn Mcdonald
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Mcdonald
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Mcdonald
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Mcdonald
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mcdonald
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Mcdonald
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Mcdonald
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Mcdonald
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Mcdonald
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Mcdonald
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 — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01924-00350)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Donald Engen | 14 | Son | — | Minnesota |
| 42 | Katherine Engen | 11 | Daughter | — | Minnesota |
| 43 | Doris Engen | 8 | Daughter | — | Minnesota |
| 44 | William Engen | 6 | Son | — | Minnesota |
| 45 | Dale Engen | 3 | Son | — | Minnesota |
| 46 | Perry Engen | 2 | Son | — | Minnesota |
| 47 | Robert F. Schuck | 48 | Head | Teacher | Kentucky |
| 48 | Faye Schuck | 46 | Wife | — | Iowa |
| 49 | Beverly Schuck | 16 | Daughter | — | Minnesota |
| 50 | Scott Schuck | 14 | Son | — | Minnesota |
| 51 | Roberta Schuck | 8 | Daughter | — | Minnesota |
| 52 | John Henry Schuck | 5 | Son | — | Minnesota |
| 53 | Hattie Newport | 72 | Aunt | — | Iowa |
| 54 | Beatrice Munn | 21 | Servant | Maid | Minnesota |
| 55 | Raymond F. Mcdonald | 43 | Head | Locomotive Engineer | Minnesota |
| 56 | Marie A. Mcdonald | 43 | Wife | — | Minnesota |
| 57 | Marie H. Mcdonald | 19 | Daughter | Clerk | Minnesota |
| 58 | Richard P. Mcdonald | 17 | Son | — | Minnesota |
| 59 | Raymond Jr. Mcdonald | 16 | Son | — | Minnesota |
| 60 | James Mcdonald THIS PERSON | 15 | Son | — | Minnesota |
| 61 | Roselyn Mcdonald | 14 | Daughter | — | Minnesota |
| 62 | Jean Mcdonald | 12 | Daughter | — | Minnesota |
| 63 | Patrick Mcdonald | 7 | Son | — | Minnesota |
| 64 | Charles Mcdonald | 6 | Son | — | Minnesota |
| 65 | Eleanor Mcdonald | 5 | Daughter | — | Minnesota |
| 66 | Barbara Mcdonald | 3 | Daughter | — | Minnesota |
| 67 | Joanne Mcdonald | 1 | Daughter | — | Minnesota |
| 68 | Dorothy Mcdonald | 12 | Daughter | — | Minnesota |
| 69 | Willard C. Sr. Buck | 66 | Head | — | Minnesota |
| 70 | Agnes M. Buck | 64 | Wife | — | Missouri |
| 71 | Ben E. Haeg | 48 | Head | Operator & Owner | Minnesota |
| 72 | Edmund Haeg | 40 | Brother | Farm Helper | Minnesota |
| 73 | Mary St. Martin | 20 | Niece | — | Minnesota |
| 74 | Clem St. Martin | 18 | Nephew | Hired Man | Minnesota |
| 75 | Henry G. Haeg | 45 | Head | Operator & Owner | Minnesota |
| 76 | Rose Haeg | 34 | Wife | — | Minnesota |
| 77 | Robert Haeg | 13 | Son | — | Minnesota |
| 78 | Eugene Haeg | 11 | Son | — | Minnesota |
| 79 | Agnes Haeg | 7 | Daughter | — | Minnesota |
| 80 | Floyd Haeg | 6 | Son | — | Minnesota |
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)