JM
James Mack — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Becker-County, Minnesota
Our Model Tree links this James Mack across the 1930 and 1940 US Censuses in Becker-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Becker-County, Minnesota |
| Surname | Mack |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Carsonville |
| 1935 Residence (County) | Becker |
| Additional Details | |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Carsonville |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Arlene Mack | Daughter | — | 18 | ~1922 |
| James Mack | Son | — | 17 | ~1923 |
| Mary Mack | Spouse | — | 41 | ~1899 |
| Sam Mack | Son | — | 3 | ~1937 |
| Esther Mack | Daughter | — | 15 | ~1925 |
| Mildred Mack | Daughter | — | 19 | ~1921 |
| Joe Mack | Son | — | 13 | ~1927 |
| Tom Mack | Son | — | 10 | ~1930 |
| Henry Mack | Head | — | 47 | ~1893 |
Census Appearances
1930
Becker, Minnesota
Son, age 7
Becker, Minnesota · implied b. ~1923 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mack |
| Given Name | James J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Becker-County, Minnesota
Son, age 17
Becker-County, Minnesota · implied b. ~1923 — 9 household members
| Surname | Mack |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Carsonville |
| 1935 Residence (County) | Becker |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| 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 Mack across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mack
Son · 1940 · age 17 · b. ~1923 · Minnesota
★ You are viewing this record
Sibling
Sam Mack
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arlene Mack
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joe Mack
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tom Mack
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Mack
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Mack
Sibling · 1940 · age 19
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 — Becker-County, Minnesota
Open full size
1940 US Federal Census — Becker-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01905-00098)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jessie P. Wilson | 36 | Head | Carpenter | Minnesota |
| 2 | Elsie Wilson | 36 | Wife | — | Minnesota |
| 3 | Virginia Wilson | 15 | Daughter | — | Minnesota |
| 4 | Clifford Wilson | 13 | Son | — | Minnesota |
| 5 | Norman Wilson | 9 | Son | — | Minnesota |
| 6 | Audrey Wilson | 6 | Daughter | — | Minnesota |
| 7 | William Collins | 30 | Head | Laborer | Canada English |
| 8 | Grace Collins | 25 | Wife | — | Minnesota |
| 9 | William Jr. Collins | 2 | Son | — | Minnesota |
| 10 | Donald Ray Collins | 0 | Son | — | Minnesota |
| 11 | Guy E. Carver | 34 | Head | Farmer | Minnesota |
| 12 | Edna Carver | 32 | Wife | — | Minnesota |
| 13 | Dalesea | Dalesia Carver | 6 | Daughter | — | Minnesota |
| 14 | Tommy Carver | 4 | Son | — | Minnesota |
| 15 | La Vonne Carver | 2 | Daughter | — | Minnesota |
| 16 | Benjamin Kimball | 25 | Head | Laborer | Minnesota |
| 17 | Dora A. Kimball | 24 | Wife | — | Minnesota |
| 18 | Darlene Kimball | 5 | Daughter | — | Minnesota |
| 19 | Bradley Kimball | 3 | Son | — | Minnesota |
| 20 | Gloria Kimball | 2 | Daughter | — | Minnesota |
| 21 | Ray Sexton | 39 | Head | Farmer | Iowa |
| 22 | Gertrude Sexton | 32 | Wife | — | Iowa |
| 23 | Allen Sexton | 3 | Son | — | Minnesota |
| 24 | Lorinda Sexton | 1 | Daughter | — | Minnesota |
| 25 | John Latto | 26 | Head | Truck Driver | Indiana |
| 26 | Lorine Latto | 24 | Wife | — | Minnesota |
| 27 | Robert Latto | 1 | Son | — | Minnesota |
| 28 | Henry Mack | 47 | Head | Farmer | Nebraska |
| 29 | Mary Mack | 41 | Wife | Helper | Minnesota |
| 30 | Mildred Mack | 19 | Daughter | Teacher | Minnesota |
| 31 | Arlene Mack | 18 | Daughter | — | Minnesota |
| 32 | James Mack THIS PERSON | 17 | Son | — | Minnesota |
| 33 | Esther Mack | 15 | Daughter | — | Minnesota |
| 34 | Joe Mack | 13 | Son | — | Minnesota |
| 35 | Tom Mack | 10 | Son | — | Minnesota |
| 36 | Sam Mack | 3 | Son | — | Minnesota |
| 37 | William Wagner | 69 | Head | Farmer | Wisconsin |
| 38 | Roscoe Stearns | 44 | Head | Laborer | Minnesota |
| 39 | Eleanora Stearns | 31 | Sister | — | Minnesota |
| 40 | Boyd Stearns | 21 | Brother | Helper | Minnesota |
Related Census Records
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)