DS
Dennis Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Stevens-County, Minnesota
Our Model Tree links this Dennis Sullivan across the 1910, 1920, 1930 and 1940 US Censuses in Stevens-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1862), then head of a 6-person household.
Age 78
b. ~1862
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Stevens-County, Minnesota |
| Surname | Sullivan |
| Given Name | Dennis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 78 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Morris township |
| 1935 Residence (County) | Stevens |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 7 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farmer |
| Township / Ward | Morris Township |
| Est. Birth Year | ~1862 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dennis | Age | Birth yr |
|---|---|---|---|---|
| Nellie Sullivan | Spouse | — | 74 | ~1866 |
| Philomena Sullivan | Daughter | — | 31 | ~1909 |
| Timothy Sullivan | Son | — | 38 | ~1902 |
| Teresa Sullivan | Daughter | — | 36 | ~1904 |
| Nellie Sullivan | Daughter | — | 41 | ~1899 |
| Dennis Sullivan | Head | — | 78 | ~1862 |
Census Appearances
1910
Stevens, Minnesota
Head, age 48
Stevens, Minnesota · implied b. ~1862 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Dennis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Years Married | 15 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Industry | General farm |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Stevens, Minnesota
Head, age 58
Stevens, Minnesota · implied b. ~1862 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Dennis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Stevens, Minnesota
Head, age 68
Stevens, Minnesota · implied b. ~1862 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Dennis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 32 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | R |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Stevens-County, Minnesota
Head, age 78
Stevens-County, Minnesota · implied b. ~1862 — 6 household members
| Surname | Sullivan |
| Given Name | Dennis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 78 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Morris township |
| 1935 Residence (County) | Stevens |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 7 |
| Highest Grade | No 6 |
| 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 Dennis Sullivan across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Dennis Sullivan
Head · 1940 · age 78 · b. ~1862 · Minnesota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Stevens-County, Minnesota
Open full size
1940 US Federal Census — Stevens-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01962-00843)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lawrence | 3 | son | — | Minnesota |
| 2 | Bernhard Ristow | 23 | Hired hand | Farm Labor | Minnesota |
| 3 | Mrs A. Michela | 72 | Head | — | Germany |
| 4 | Clara Michela | 39 | Daughter | — | Minnesota |
| 5 | Ethel Heilman | 23 | Lodger | Teaching | Minnesota |
| 6 | A. D. Bresson | 45 | Head | Farming | Illinois |
| 7 | Hazel Gertrude Bresson | 36 | Wife | — | Minnesota |
| 8 | Bernice K. Bresson | 18 | Daughter | — | Minnesota |
| 9 | Florence Margaret Bresson | 17 | Daughter | — | Minnesota |
| 10 | Madeline M. Bresson | 14 | Daughter | — | Minnesota |
| 11 | Nicholas Bresson | 12 | son | — | Minnesota |
| 12 | Blanche A. Bresson | 10 | Daughter | — | Minnesota |
| 13 | Hildegunda Bresson | 8 | Daughter | — | Minnesota |
| 14 | Alpha Ellie Bresson | 4 | Daughter | — | Minnesota |
| 15 | Frank C. Bresson | 43 | Brother | Farm Labor | Illinois |
| 16 | W. H. Kness | 55 | Head | Farming | Iowa |
| 17 | Mary Kness | 57 | Wife | — | Illinois |
| 18 | Ben Witmer | 27 | Hired hand | Farm Labor | Minnesota |
| 19 | Hazel Thomson | 33 | Maid | House Work | Minnesota |
| 20 | Dale Moser | 48 | Head | Farmer | Iowa |
| 21 | Jessie Moser | 46 | Wife | — | Iowa |
| 22 | Donald Moser | 16 | son | Farm Labor | Minnesota |
| 23 | Helen Moser | 14 | Daughter | — | Minnesota |
| 24 | Howard Moser | 8 | son | — | Minnesota |
| 25 | Wm J. Riley | 60 | Head | Farmer | Iowa |
| 26 | Mable E. Riley | 55 | Wife | — | Iowa |
| 27 | Leo J. Riley | 21 | son | Farm Labor | Minnesota |
| 28 | Donald J. Riley | 18 | son | Farm Labor | Minnesota |
| 29 | Marie E. Riley | 16 | Daughter | — | Minnesota |
| 30 | Mildred M. Riley | 15 | Daughter | — | Minnesota |
| 31 | Arthur Le Sage | 52 | Head | Farmer | Illinois |
| 32 | Hazel Le Sage | 51 | Wife | — | Illinois |
| 33 | Arthur Jr. Le Sage | 17 | son | — | Minnesota |
| 34 | John B. Le Sage | 81 | Father | — | Illinois |
| 35 | Dennis Sullivan THIS PERSON | 78 | Head | Farmer | Minnesota |
| 36 | Nellie Sullivan | 74 | Wife | — | Minnesota |
| 37 | Nellie Sullivan | 41 | Daughter | — | Minnesota |
| 38 | Timothy J. Sr. Sullivan | 38 | son | Farm Labor | Minnesota |
| 39 | Teresa C. Sullivan | 36 | Daughter | Teaching | Minnesota |
| 40 | Philomena J. Sullivan | 31 | Daughter | Book Keeper | 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)