DB
Dorothy Butler — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mitchell-County, Iowa
Our Model Tree links this Dorothy Butler across the 1930 and 1940 US Censuses in Mitchell-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mitchell-County, Iowa |
| Surname | Butler |
| Given Name | Dorothy M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Mitchell |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Osage City |
| Est. Birth Year | ~1926 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Virginia Butler | Daughter | — | 9 | ~1931 |
| Leonard Butler | Son | — | 16 | ~1924 |
| William Butler | Head | — | 43 | ~1897 |
| Dorothy Butler | Daughter | — | 14 | ~1926 |
| Ester Butler | Spouse | — | 38 | ~1902 |
| Marguette Butler | Daughter | — | 4 | ~1936 |
| Janet Butler | Daughter | — | 13 | ~1927 |
| Arbon Butler | Son | — | 17 | ~1923 |
| William Butler | Son | — | 6 | ~1934 |
| Loraine Butler | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Floyd, Iowa
Daughter, age 4
Floyd, Iowa · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Butler |
| Given Name | Dorothy M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Mitchell-County, Iowa
Daughter, age 14
Mitchell-County, Iowa · implied b. ~1926 — 10 household members
| Surname | Butler |
| Given Name | Dorothy M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Mitchell |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Iowa |
| 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 Butler across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Butler
Daughter · 1940 · age 14 · b. ~1926 · Iowa
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Sibling
Marguette Butler
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Butler
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Butler
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Butler
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Butler
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loraine Butler
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arbon Butler
Sibling · 1940 · age 17
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 — Mitchell-County, Iowa
Open full size
1940 US Federal Census — Mitchell-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01183-00649)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Bernie Clancy | 57 | Head | Violinist | Iowa |
| 2 | Mary Louise Clancy | 53 | Wife | — | Iowa |
| 3 | Lawrence J Clancy | 30 | Son | — | Iowa |
| 4 | John Robert Clancy | 28 | Son | Labor | Iowa |
| 5 | Doris Marie Clancy | 25 | Daughter | — | Iowa |
| 6 | Winnie C Clancy | 45 | Sister-in-law | — | Iowa |
| 7 | Lee W Willis | 42 | Head | Labor | Iowa |
| 8 | Richard B Huntley | 69 | Lodger | — | Iowa |
| 9 | Clarence L Thorsen | 51 | Head | Clerk | Illinois |
| 10 | Olga Thorsen | 49 | Wife | — | Washington |
| 11 | Marjorie P Thorsen | 23 | Daughter | Housework | Wisconsin |
| 12 | Harriette E Thorsen | 21 | Daughter | Housework | Wisconsin |
| 13 | Raymond A Thorsen | 19 | Son | Laborer | Wisconsin |
| 14 | Hubert J Thorsen | 15 | Son | Newsboy | Iowa |
| 15 | Russell R Thorsen | 9 | Son | — | Iowa |
| 16 | William L Butler | 43 | Head | Laborer | Nebraska |
| 17 | Ester M Butler | 38 | Wife | — | Iowa |
| 18 | Arbon J Butler | 17 | Son | — | Iowa |
| 19 | Leonard J Butler | 16 | Son | Laborer | Iowa |
| 20 | Dorothy M Butler THIS PERSON | 14 | Daughter | — | Iowa |
| 21 | Janet H Butler | 13 | Daughter | — | Iowa |
| 22 | Loraine C Butler | 11 | Daughter | — | Iowa |
| 23 | Virginia M Butler | 9 | Daughter | — | Iowa |
| 24 | William L Butler | 6 | Son | — | Iowa |
| 25 | Marguette Butler | 4 | Daughter | — | Iowa |
| 26 | Waldemar Traff | 70 | Head | — | Denmark |
| 27 | Anna K Traff | 67 | Wife | — | Norway |
| 28 | Harry Traff | 24 | Son | Odd Jobs | Minnesota |
| 29 | Carrie Knudsen | 83 | Head | — | Norway |
| 30 | Peter A Knudsen | 56 | Son | Salesman | Iowa |
| 31 | Helen Niese | 20 | Maid | Housework | Iowa |
| 32 | Ward L Coonradt | 52 | Head | Road Maintainer | Iowa |
| 33 | Anna A Coonradt | 55 | Wife | — | N. Dakota |
| 34 | Richard V Coonradt | 29 | Son | Meat Cutter | Iowa |
| 35 | Clair K Coonradt | 27 | Son | Clerk | Iowa |
| 36 | Gloria M Coonradt | 24 | Daughter | Operator | Iowa |
| 37 | Warren J Coonradt | 21 | Son | — | Iowa |
| 38 | June L Coonradt | 18 | Daughter | Printer | Iowa |
| 39 | Dean S Coonradt | 14 | Son | — | Iowa |
| 40 | Bonnie L Coonradt | 12 | Daughter | — | 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)