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John Sheehan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Olmsted-County, Minnesota
Our Model Tree links this John Sheehan across the 1920, 1930 and 1940 US Censuses in Olmsted-County, Minnesota (XGBoost, ~Confirmed), with identified parents Ellen & Ellen — first a son (b.~1914), then head of a 5-person household.
Age 26
b. ~1914
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Olmsted-County, Minnesota |
| Surname | Sheehan |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Marion Twp. |
| 1935 Residence (County) | Olmsted |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 266 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Laborer |
| Township / Ward | Marion Twp |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Timothy Sheehan | Head | — | 56 | ~1884 |
| John Sheehan | Son | — | 26 | ~1914 |
| Raymond Sheehan | Son | — | 15 | ~1925 |
| James Sheehan | Son | — | 21 | ~1919 |
| Ellen Sheehan | Spouse | — | 67 | ~1873 |
Census Appearances
1920
Olmsted, Minnesota
Son, age 6
Olmsted, Minnesota · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sheehan |
| Given Name | John J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Can Read | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Olmsted, Minnesota
Son, age 16
Olmsted, Minnesota · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sheehan |
| Given Name | John J |
| 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
Olmsted-County, Minnesota
Son, age 26
Olmsted-County, Minnesota · implied b. ~1914 — 5 household members
| Surname | Sheehan |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Marion Twp. |
| 1935 Residence (County) | Olmsted |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 266 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| 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 Sheehan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Ellen Sheehan (~0.92 confidence) and mother Ellen Sheehan (~0.92 confidence) and mother Nellie Sheehan (~0.92 confidence) and father Timothy Sheehan (~0.92 confidence) and father Timothy Sheehan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ellen Sheehan
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Ellen Sheehan
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Nellie Sheehan
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Timothy Sheehan
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Timothy Sheehan
b. ~1884
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Sheehan
Son · 1940 · age 26 · b. ~1914 · Minnesota
★ You are viewing this record
Sibling
James Sheehan
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Sheehan
Sibling · 1940 · age 15
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 — Olmsted-County, Minnesota
Open full size
1940 US Federal Census — Olmsted-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01943-00696)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George W. Pagel | 52 | Head | Farmer | Minnesota |
| 2 | Louie S. Pagel | 42 | Wife | — | Wisconsin |
| 3 | Luella M. Pagel | 20 | Daughter | Maid | Minnesota |
| 4 | Marion M. Pagel | 18 | Daughter | Maid | Wisconsin |
| 5 | Clifton G. Pagel | 8 | Son | — | Minnesota |
| 6 | Alton W. Pagel | 5 | Son | — | Minnesota |
| 7 | Harold V. Pearson | 43 | Head | Carpenter | Minnesota |
| 8 | Esther Pearson | 37 | Wife | — | Minnesota |
| 9 | Norman R. Pearson | 17 | Son | — | Minnesota |
| 10 | Shirley R. Pearson | 15 | Daughter | — | Minnesota |
| 11 | George B. Raymond | 42 | Head | Farmer | Minnesota |
| 12 | Grace L. Raymond | 42 | Wife | — | Minnesota |
| 13 | Galen B. Raymond | 19 | Son | Printers Helper | Minnesota |
| 14 | Beverly A. Raymond | 17 | Daughter | — | Minnesota |
| 15 | Ruben E. Raymond | 9 | Son | — | Minnesota |
| 16 | Harry B. Campion | 58 | Head | Farmer | Minnesota |
| 17 | Mary G. Campion | 56 | Wife | — | Minnesota |
| 18 | Mary E. Campion | 18 | Daughter | — | Minnesota |
| 19 | John D. Gartland | 57 | Brother-in-law | Laborer | Minnesota |
| 20 | Francis B. O'Donnell | 48 | Housekeeper | Housekeeper | Minnesota |
| 21 | Dela May O'Donnell | 17 | Housekeepers daughter | Maid | South Dakota |
| 22 | Clifford H. Dennett | 39 | Head | Farmer | Minnesota |
| 23 | Lucille M. Dennett | 37 | Wife | — | Minnesota |
| 24 | John E. O'Neill | 64 | Head | Farmer | Pennsylvania |
| 25 | Mary O'Neill | 61 | Wife | — | Minnesota |
| 26 | Theresa A. O'Neill | 25 | Daughter | Saleslady | Minnesota |
| 27 | Edward J. O'Neill | 19 | Son | Laborer | Minnesota |
| 28 | William E. O'Neill | 35 | Head | Laborer | Minnesota |
| 29 | Loretta Y. O'Neill | 30 | Wife | — | Minnesota |
| 30 | Dolores M. O'Neill | 11 | Daughter | — | Minnesota |
| 31 | Margaret E. O'Neill | 10 | Daughter | — | Minnesota |
| 32 | Patrick J. O'Neill | 2 | Son | — | Minnesota |
| 33 | Cyril W. O'Neill | 0 | Son | — | Minnesota |
| 34 | Timothy F. Sheehan | 56 | Head | Farmer | Minnesota |
| 35 | Ellen E. Sheehan | 67 | Wife | — | Minnesota |
| 36 | John J. Sheehan THIS PERSON | 26 | Son | Laborer | Minnesota |
| 37 | James F. Sheehan | 21 | Son | Laborer | Minnesota |
| 38 | Raymond W. Sheehan | 15 | Son | — | Minnesota |
| 39 | Nathan L. Kinney | 72 | Head | — | Minnesota |
| 40 | Grace S. Kinney | 64 | Wife | — | Minnesota |
Pedigree Summary
John + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)