HS
Helen Sullivan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jackson-County, Minnesota
Our Model Tree links this Helen Sullivan across the 1920, 1930 and 1940 US Censuses in Jackson-County, Minnesota (XGBoost, ~Confirmed), with identified parents Jerry & Jerry — first a daughter (b.~1916), then head of a 4-person household.
Age 24
b. ~1916
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Minnesota |
| Surname | Sullivan |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | La Crosse Twp |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Occupation | Housework |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 50 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Housework |
| Township / Ward | La Crosse Twp |
| Est. Birth Year | ~1916 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Sullivan | Daughter | — | 24 | ~1916 |
| Sylvester Sullivan | Head | — | 30 | ~1910 |
| Mamie Sullivan | Other | — | 63 | ~1877 |
| Donald Sullivan | Son | — | 23 | ~1917 |
Census Appearances
1920
Jackson, Minnesota
Daughter, age 3
Jackson, Minnesota · implied b. ~1917 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Helen C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Massachusetts |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Jackson, Minnesota
Daughter, age 13
Jackson, Minnesota · implied b. ~1917 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Helene |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Mass. |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Jackson-County, Minnesota
Daughter, age 24
Jackson-County, Minnesota · implied b. ~1916 — 4 household members
| Surname | Sullivan |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | La Crosse Twp |
| 1935 Residence (County) | Jackson |
| Occupation | Housework |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 50 |
| Highest Grade | No 8 |
| 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 Helen Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jerry Sullivan (~0.54 confidence) and father Jerry Sullivan (~0.92 confidence) and mother Mamie Sullivan (~0.92 confidence) and mother Mamie Sullivan (~0.54 confidence) and father Henry Sullivan (~0.54 confidence) and father Henry Sullivan (~0.92 confidence) and father Sylvester Sullivan (~0.60 confidence). The pedigree spans 2 generations with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.71
Father
Jerry Sullivan
b. ~1863
Source father>father
● Household
· direct · ~0.54
Father
Jerry Sullivan
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Mamie Sullivan
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Mamie Sullivan
b. ~1878
Source father>mother
● Household
· direct · ~0.54
Father
Henry Sullivan
b. ~1882
Source father>father
● Household
· direct · ~0.54
Father
Henry Sullivan
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Sylvester Sullivan
b. ~1910
Source father
● Household
· direct · ~0.6
This person
Anchor record
Helen Sullivan
Daughter · 1940 · age 24 · b. ~1916 · Minnesota
★ You are viewing this record
Sibling
Donald Sullivan
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 — Jackson-County, Minnesota
Open full size
1940 US Federal Census — Jackson-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01929-00313)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Diekman | 40 | Head | Farm | Minnesota |
| 2 | Lucille Diekman | 29 | Wife | Housework On Farm | No. Dak. |
| 3 | William Diekman | 10 | Son | — | Minnesota |
| 4 | Rita Diekman | 8 | Daughter | — | Wisconsin |
| 5 | Ardis Diekman | 6 | Daughter | — | Wisconsin |
| 6 | Sylvester Sullivan | 30 | Head | Farm | Minnesota |
| 7 | Mamie Sullivan | 63 | Mother | Housework | Mass. |
| 8 | Helen Sullivan THIS PERSON | 24 | Daughter | Housework | Minnesota |
| 9 | Donald Sullivan | 23 | Son | Farm | Minnesota |
| 10 | Otto Pelzel | 55 | Head | Farm | Minnesota |
| 11 | Julia Pelzel | 42 | Wife | Housework | Minnesota |
| 12 | Sylvester Pelzel | 20 | Son | Farm | Minnesota |
| 13 | Raymond Pelzel | 18 | Son | — | Minnesota |
| 14 | Alfred Pelzel | 15 | Son | — | Minnesota |
| 15 | Gerald Pelzel | 13 | Son | — | Minnesota |
| 16 | Charles Pelzel | 5 | Son | — | Minnesota |
| 17 | Leo Pelzel | 4 | Son | — | Minnesota |
| 18 | Conrad Giesel | 86 | Dependent | — | Austria |
| 19 | Leo Gretner | 31 | Head | Farm | Minnesota |
| 20 | Bernice Gretner | 23 | Wife | Music Teacher | Minnesota |
| 21 | Earl James | 36 | Head | Farm Hand | Iowa |
| 22 | Blanche James | 29 | Wife | Housework | Minnesota |
| 23 | Uskar James | 11 | Daughter | — | Minnesota |
| 24 | Hilbert James | 9 | Son | — | Minnesota |
| 25 | Jacob C. Hornickel | 55 | Head | Farm | Illinois |
| 26 | Dorothy Hornickel | 46 | Wife | Housework | Wisconsin |
| 27 | Dorothy Hornickel | 22 | Daughter | Housework | Minnesota |
| 28 | Josephine Hornickel | 19 | Daughter | Housework | Minnesota |
| 29 | Gertrude Hornickel | 12 | Daughter | Housework | Minnesota |
| 30 | Evangeline Hornickel | 8 | Daughter | — | Minnesota |
| 31 | Joseph Murnig | 25 | Head | Farm | Minnesota |
| 32 | Katherine Murnig | 20 | Wife | Housework | Minnesota |
| 33 | William Murnig | 1 | Son | — | Minnesota |
| 34 | Ignatz Haberman | 63 | Head | Farm | Minnesota |
| 35 | Mrs. Elsie Ferguson | 44 | Housekeeper | Housekeeper | Minnesota |
| 36 | Robert Ferguson | 20 | Son | — | Minnesota |
| 37 | George Winkler | 40 | Head | Farmer | Minnesota |
| 38 | Alice Winkler | 31 | Wife | Housework | Minnesota |
| 39 | Walter Brooks | 35 | Head | Farm | No. Dak. |
| 40 | Beatrice Brooks | 28 | Wife | Housework | Minnesota |
Pedigree Summary
Helen + 1 sibling
Gen 1 · 4 parents
~0.84
Gen 2 · 3 grandparents
~0.54
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)