JK
John Keefe — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this John Keefe across the 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 7-person household.
Age 26
b. ~1914
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Keefe |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Floor Manager |
| Industry | Department Store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1200 |
| Highest Grade | C 3 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Floor Manager |
| Township / Ward | Village Of Golden Valley |
| Est. Birth Year | ~1914 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Patricia Keefe | Daughter | — | 17 | ~1923 |
| Mary Byrne | Other | — | 74 | ~1866 |
| Richard Keefe | Son | — | 14 | ~1926 |
| Byrne Keefe | Son | — | 26 | ~1914 |
| John Keefe | Son | — | 26 | ~1914 |
| David Keefe | Son | — | 20 | ~1920 |
| George Keefe | Head | — | 53 | ~1887 |
Census Appearances
1930
Ramsey, Minnesota
Son, age 16
Ramsey, Minnesota · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keefe |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Son, age 26
Hennepin-County, Minnesota · implied b. ~1914 — 7 household members
| Surname | Keefe |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Occupation | Floor Manager |
| Industry | Department Store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1200 |
| Highest Grade | C 3 |
| 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 John Keefe across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Keefe
Son · 1940 · age 26 · b. ~1914 · Minnesota
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Sibling
Byrne Keefe
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Keefe
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Keefe
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Keefe
Sibling · 1940 · age 20
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-t0627-01924-01037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mathilda Nelson | 49 | Wife | Seamstress | Sweden |
| 2 | George Keefe | 53 | Head | Floor Manager | Ohio |
| 3 | John Keefe THIS PERSON | 26 | Son | Floor Manager | Minnesota |
| 4 | Byrne Keefe | 26 | Son | Salesman | Minnesota |
| 5 | David Keefe | 20 | Son | — | Minnesota |
| 6 | Patricia Keefe | 17 | Daughter | — | Minnesota |
| 7 | Richard Keefe | 14 | Son | — | Minnesota |
| 8 | Mary B. Byrne | 74 | Mother | — | Ohio |
| 9 | Melvin Hetland | 37 | Head | President | South Dakota |
| 10 | Gretchen Hetland | 35 | Wife | — | Minnesota |
| 11 | Janet Hetland | 3 | Daughter | — | Minnesota |
| 12 | William Pinch | 48 | Head | — | Kansas |
| 13 | Lucille Pinch | 44 | Wife | — | Minnesota |
| 14 | Walter Hintz | 44 | Head | Proprietor | Wisconsin |
| 15 | Antonia Hintz | 40 | Wife | — | Canada |
| 16 | Walter Hintz | 10 | Son | — | Illinois |
| 17 | Constantine Folk | 71 | Father in law | — | Russia |
| 18 | John W. Herbert | 43 | Head | Printer | Minnesota |
| 19 | Alice Herbert | 40 | Wife | Labeler | Wisconsin |
| 20 | Margaret Herbert | 16 | Daughter | — | Minnesota |
| 21 | Jeanette Herbert | 15 | Daughter | — | Minnesota |
| 22 | Thomas Skelly | 45 | Head | Proprietor | Minnesota |
| 23 | Irene Skelly | 45 | Wife | Cashier | Wisconsin |
| 24 | Albert Wadtke | 43 | Boarder | Servant | Germany |
| 25 | John Milward | 29 | Head | — | Wisconsin |
| 26 | Hazel Milward | 30 | Wife | — | Wisconsin |
| 27 | Shirley Milward | 3 | Daughter | — | Wisconsin |
| 28 | Virginia Milward | 0 | Daughter | — | Minnesota |
| 29 | Henry H. Hirte | 43 | Head | Lineman | Wisconsin |
| 30 | Lillian M. Hirte | 53 | Wife | — | Minnesota |
| 31 | Joseph A. Peterson | 48 | Head | Carpenter | Minnesota |
| 32 | Julia Peterson | 51 | Wife | — | Minnesota |
| 33 | Charles Pearson | 74 | Head | — | Sweden |
| 34 | Emma Pearson | 66 | Wife | — | Missouri |
| 35 | Jackie Pearson | 14 | Grandson | — | Minnesota |
| 36 | Christian D. Jenson | 57 | Head | Farmer | Minnesota |
| 37 | Agnes Jenson | 51 | Wife | — | Minnesota |
| 38 | Ruth Jenson | 21 | Daughter | New Worker | Minnesota |
| 39 | Wesley Jenson | 17 | Son | Farm Labor | Minnesota |
| 40 | Eugene Jenson | 16 | 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)