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Helen Hansen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Audubon-County, Iowa
Our Model Tree links this Helen Hansen across the 1930 and 1940 US Censuses in Audubon-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Audubon-County, Iowa |
| Surname | Hansen |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Exira Township |
| 1935 Residence (County) | Audubon |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Exira Township |
| Est. Birth Year | ~1923 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Leonard Hansen | Son | — | 28 | ~1912 |
| Harold Hansen | Son | — | 24 | ~1916 |
| Howard Hansen | Son | — | 19 | ~1921 |
| Nels Hansen | Head | — | 50 | ~1890 |
| Hazel Hansen | Daughter | — | 17 | ~1923 |
| Caroline Hansen | Spouse | — | 50 | ~1890 |
| Lucille Hansen | Daughter | — | 13 | ~1927 |
| Helen Hansen | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Audubon, Iowa
Daughter, age 7
Audubon, Iowa · implied b. ~1923 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hansen |
| Given Name | Hellen C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Denmark |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Audubon-County, Iowa
Daughter, age 17
Audubon-County, Iowa · implied b. ~1923 — 8 household members
| Surname | Hansen |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Exira Township |
| 1935 Residence (County) | Audubon |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Hansen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Hansen
Daughter · 1940 · age 17 · b. ~1923 · Iowa
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Sibling
Leonard Hansen
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Hansen
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Hansen
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Hansen
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Hansen
Sibling · 1940 · age 24
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 — Audubon-County, Iowa
Open full size
1940 US Federal Census — Audubon-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01137-00829)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ruth Hansen | 18 | Daughter | Housework | Iowa |
| 42 | Nels B Hansen | 50 | Head | Farmer | Iowa |
| 43 | Caroline Hansen | 50 | Wife | — | Denmark |
| 44 | Leonard Hansen | 28 | Son | Farm Hand | Iowa |
| 45 | Harold Hansen | 24 | Son | Trucker | Iowa |
| 46 | Howard Hansen | 19 | Son | — | Iowa |
| 47 | Helen Hansen THIS PERSON | 17 | Daughter | — | Iowa |
| 48 | Hazel Hansen | 17 | Daughter | — | Iowa |
| 49 | Lucille Hansen | 13 | Daughter | — | Iowa |
| 50 | George Rogers | 55 | Head | Farmer | Iowa |
| 51 | Gertrude Rogers | 46 | Wife | — | Iowa |
| 52 | Evalin Rogers | 26 | Daughter | — | Iowa |
| 53 | James Rogers | 17 | Son | — | Iowa |
| 54 | Ruth Rogers | 11 | Daughter | — | Iowa |
| 55 | Ruby Rogers | 11 | Daughter | — | Iowa |
| 56 | Thomas M Sorenson | 62 | Head | Farmer | Denmark |
| 57 | Anna C Sorenson | 59 | Wife | — | Denmark |
| 58 | Wilbur Sorenson | 29 | Son | Farm Hand | Iowa |
| 59 | Harold Sorenson | 23 | Son | Farm Hand | Iowa |
| 60 | Beverly Sorenson | 15 | Daughter | — | Iowa |
| 61 | Harold Dimick | 40 | Head | Carpenter | Iowa |
| 62 | Ester Dimick | 35 | Wife | — | Iowa |
| 63 | George Dimick | 13 | Son | — | Iowa |
| 64 | Allen Dimick | 8 | Son | — | Iowa |
| 65 | Earl Dimick | 7 | Son | — | Iowa |
| 66 | Lona B Peppers | 48 | Head | Supervisor | Iowa |
| 67 | Nellie Peppers | 45 | Wife | — | Illinois |
| 68 | Elaine Peppers | 22 | Daughter | — | Iowa |
| 69 | Lona Ray Peppers | 19 | Son | Carpenter | Iowa |
| 70 | Russel Peppers | 17 | Son | New Worker | Iowa |
| 71 | Darrel Peppers | 15 | Son | — | Iowa |
| 72 | Eldon Peppers | 12 | Son | — | Iowa |
| 73 | Jess R Nissen | 51 | Head | Farmer | Iowa |
| 74 | Molly Nissen | 50 | Wife | — | Iowa |
| 75 | Arnold Nissen | 21 | Son | Carpenter | Iowa |
| 76 | Franklin Nissen | 18 | Son | — | Iowa |
| 77 | Donald Nissen | 15 | Son | — | Iowa |
| 78 | Virginia Nissen | 12 | Daughter | — | Iowa |
| 79 | Anna Miller | 73 | Mother-in-law | — | Denmark |
| 80 | Mary Young | 77 | Head | — | Iowa |
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)