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James Boyle — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this James Boyle across the 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 29-person household.
Age 10
b. ~1930
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Boyle |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1930 |
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.
29 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mathilda Anderson | Spouse | — | 57 | ~1883 |
| Opal Guernsey | Spouse | — | 37 | ~1903 |
| Brother Christofferson Elmer | Other | — | — | |
| Head Johnson Gustaf | Other | — | — | |
| Head Anderson Axel H | Other | — | — | |
| Elsie Guernsey | Other | — | 73 | ~1867 |
| Margaret Guernsey | Daughter | — | 7 | ~1933 |
| Dorothy Johnson | Daughter | — | 20 | ~1920 |
| Arthur Martinsen | Head | — | 72 | ~1868 |
| Head Christofferson Arthur | Other | — | — | |
| Lodger Engquist Sally | Other | — | — | |
| Earl Boyle | Son | — | 4 | ~1936 |
| Vacant Olson | Other | — | — | |
| Lodger Neyler Raymond | Other | — | — | |
| Head Thompson Willoughby | Other | — | — | |
| Lodger Page Alice | Other | — | — | |
| Myrnel Thompson | Spouse | — | 54 | ~1886 |
| Dwight Guernsey | Son | — | 11 | ~1929 |
| Head Olson Carl G | Other | — | — | |
| Nellie Boyle | Spouse | — | 42 | ~1898 |
| Evelyn Boyle | Daughter | — | 12 | ~1928 |
| Janet Martinsen | Daughter | — | 23 | ~1917 |
| Sister Christofferson Dorothy | Other | — | — | |
| Rosemary Boyle | Daughter | — | 15 | ~1925 |
| James Boyle | Son | — | 10 | ~1930 |
| Head Guernsey Paul O | Other | — | — | |
| Head Boyle Earl | Other | — | — | |
| Rosalie Johnson | Spouse | — | 44 | ~1896 |
| Head Hollander Edward | Other | — | — |
Census Appearances
1930
Hennepin, Minnesota
Son, age
Hennepin, Minnesota · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyle |
| Given Name | James E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Son, age 10
Hennepin-County, Minnesota · implied b. ~1930 — 29 household members
| Surname | Boyle |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 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 Boyle across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Boyle
Son · 1940 · age 10 · b. ~1930 · Minnesota
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Sibling
Dorothy Johnson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Guernsey
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Boyle
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosemary Boyle
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Boyle
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dwight Guernsey
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Martinsen
Sibling · 1940 · age 23
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-t0627-01986-00542)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Powell, Hattie Powell | 55 | Wife | — | Minnesota |
| 42 | Ditmanson, Clarence Powell | 31 | Head | Purchasing Agent | South Dakota |
| 43 | Ditmanson, Eva Powell | 36 | Wife | — | Illinois |
| 44 | Olson, John Powell | 71 | Father | Mechanic | Sweden |
| 45 | Matt Brunsell | 75 | Head | — | Sweden |
| 46 | Jennie Brunsell | 75 | Wife | — | Sweden |
| 47 | Delores Brunsell | 19 | Daughter | Telephone Operator | Minnesota |
| 48 | Axel O. Peterson | 60 | Head | Carpenter | Sweden |
| 49 | Gerda Peterson | 56 | Wife | — | Sweden |
| 50 | Arnold Peterson | 29 | Son | Carpenter | Minnesota |
| 51 | Florianna Peterson | 24 | Wife | Clerk | Minnesota |
| 52 | Arthur Martinsen | 72 | Head | — | Minnesota |
| 53 | Janet Martinsen | 23 | Daughter | Business Office | Minnesota |
| 54 | Lodger Page, Alice | None | F | Steam Railroad | — |
| 55 | Head Boyle, Earl | None | M | Railroad | — |
| 56 | Nellie S. Boyle | 42 | Wife | — | Minnesota |
| 57 | Rosemary Boyle | 15 | Daughter | — | Minnesota |
| 58 | Evelyn Boyle | 12 | Daughter | — | Minnesota |
| 59 | James Boyle THIS PERSON | 10 | Son | — | Minnesota |
| 60 | Earl M. Boyle | 4 | Son | — | Minnesota |
| 61 | Lodger Neyler, Raymond | None | F | Metal Works | — |
| 62 | Head Christofferson, Arthur | None | M | Butcher Shop | — |
| 63 | Brother Christofferson, Elmer | None | M | — | — |
| 64 | Sister Christofferson, Dorothy | None | F | — | — |
| 65 | Lodger Engquist, Sally | None | F | Sportswear Manufacturing | — |
| 66 | Head Guernsey, Paul O. | None | M | Railroad | — |
| 67 | Opal Guernsey | 37 | Wife | — | Minnesota |
| 68 | Dwight Guernsey | 11 | Son | — | Minnesota |
| 69 | Margaret Guernsey | 7 | Daughter | — | Minnesota |
| 70 | Elsie Guernsey | 73 | Mother | — | Wisconsin |
| 71 | Head Johnson, Gustaf | None | M | Iron Works | — |
| 72 | Rosalie Johnson | 44 | Wife | — | Minnesota |
| 73 | Dorothy Johnson | 20 | Daughter | Sewing | Minnesota |
| 74 | Head Anderson, Axel H. | None | M | Railroad | — |
| 75 | Mathilda Anderson | 57 | Wife | — | Sweden |
| 76 | Head Thompson, Willoughby | None | M | Retent Druggists | — |
| 77 | Myrnel Thompson | 54 | Wife | — | Minnesota |
| 78 | Head Olson, Carl G. | None | M | Retent Druggists | — |
| 79 | Vacant Line Olson | None | — | — | — |
| 80 | Head Hollander, Edward | None | M | Tile Company | — |
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)