DH
Dorothy Hansen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pottawattamie-County, Iowa
Our Model Tree links this Dorothy Hansen across the 1930 and 1940 US Censuses in Pottawattamie-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1931), then head of a 11-person household.
Age 9
b. ~1931
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pottawattamie-County, Iowa |
| Surname | Hansen |
| Given Name | Dorothy Ann |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Moniteau |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Missouri |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Washington Twp |
| Est. Birth Year | ~1931 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Henry Koester | Other | — | 61 | ~1879 |
| Hazel Hansen | Spouse | — | 34 | ~1906 |
| Dorothy Hansen | Daughter | — | 9 | ~1931 |
| Fred Hansen | Son | — | 12 | ~1928 |
| Anna Powell | Other | — | 62 | ~1878 |
| Donald Hansen | Son | — | 10 | ~1930 |
| Fred Hansen | Head | — | 37 | ~1903 |
| Edwin Hansen | Son | — | 1 | ~1939 |
| Robert Hansen | Son | — | 4 | ~1936 |
| Ella Koester | Other | — | 63 | ~1877 |
| Joan Hansen | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Pottawattamie, Iowa
Daughter, age
Pottawattamie, Iowa · implied b. ~1930 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hansen |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Pottawattamie-County, Iowa
Daughter, age 9
Pottawattamie-County, Iowa · implied b. ~1931 — 11 household members
| Surname | Hansen |
| Given Name | Dorothy Ann |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Moniteau |
| Highest Grade | No 4 |
| 1935 Residence | Missouri |
| 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 Dorothy Hansen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Hansen
Daughter · 1940 · age 9 · b. ~1931 · Iowa
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Sibling
Joan Hansen
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Hansen
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Hansen
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Hansen
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Hansen
Sibling · 1940 · age 12
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 — Pottawattamie-County, Iowa
Open full size
1940 US Federal Census — Pottawattamie-County, Iowa
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01199-00962)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herman Hartje | 46 | Son | Farmer | Iowa |
| 2 | Elmer Henneke | 30 | Head | Farmer | Iowa |
| 3 | Helen Henneke | 28 | Wife | — | Iowa |
| 4 | George Hartje | 40 | Head | Farmer | Iowa |
| 5 | Edna Hartje | 38 | Wife | — | Iowa |
| 6 | Darrell Hartje | 17 | Son | Laborer | Iowa |
| 7 | Waldon Hartje | 15 | Son | — | Iowa |
| 8 | Lowell Hartje | 14 | Son | — | Iowa |
| 9 | Darline Hartje | 12 | Daughter | — | Iowa |
| 10 | William Underwood | 46 | Head | Farmer | Iowa |
| 11 | Una Underwood | 47 | Wife | — | Iowa |
| 12 | Edwin Underwood | 21 | Son | Farmer | Iowa |
| 13 | Jeryl Underwood | 17 | Son | — | Iowa |
| 14 | Virginia Underwood | 13 | Daughter | — | Iowa |
| 15 | Fred Hansen | 37 | Head | Store Keeper | Iowa |
| 16 | Hazel Hansen | 34 | Wife | — | Iowa |
| 17 | Fred Jr Hansen | 12 | Son | — | Iowa |
| 18 | Donald Hansen | 10 | Son | — | Iowa |
| 19 | Dorothy Ann Hansen THIS PERSON | 9 | Daughter | — | Iowa |
| 20 | Joan Hansen | 7 | Daughter | — | Iowa |
| 21 | Robert Hansen | 4 | Son | — | Missouri |
| 22 | Edwin Hansen | 1 | Son | — | Iowa |
| 23 | Anna Powell | 62 | Wife-mother | Farm Manager | Iowa |
| 24 | Henry Koester | 61 | Uncle | Carpenter | Iowa |
| 25 | Ella Koester | 63 | Aunt | — | Iowa |
| 26 | Don Kirchoff | 38 | Head | Farmer | Missouri |
| 27 | Velma Kirchoff | 27 | Wife | — | Iowa |
| 28 | Margaret Brockman | 15 | Hired girl | Housekeeper | Iowa |
| 29 | George Brockman | 31 | Head | Farmer | Iowa |
| 30 | Evelyn Brockman | 24 | Wife | — | Iowa |
| 31 | Gordon Brockman | 3 | Son | — | Iowa |
| 32 | Ronald Brockman | 0 | Son | — | Iowa |
| 33 | John W Thayer | 53 | Head | Farmer | Iowa |
| 34 | Katie Thayer | 39 | Wife | — | Iowa |
| 35 | Merle Thayer | 14 | Son | — | Iowa |
| 36 | George Thayer | 13 | Son | — | Iowa |
| 37 | Kenneth Thayer | 11 | Son | — | Iowa |
| 38 | Luella Thayer | 7 | Daughter | — | Iowa |
| 39 | Darwin Thayer | 4 | Son | — | 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)