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Betty Walker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Audubon-County, Iowa
Our Model Tree links this Betty Walker across the 1930 and 1940 US Censuses in Audubon-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 11-person household.
Age 20
b. ~1920
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Audubon-County, Iowa |
| Surname | Walker |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Exira Township |
| 1935 Residence (County) | Audubon |
| Additional Details | |
| 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 | ~1920 |
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 Betty | Age | Birth yr |
|---|---|---|---|---|
| Betty Walker | Daughter | — | 20 | ~1920 |
| Forest Walker | Son | — | 4 | ~1936 |
| Junior Walker | Son | — | 18 | ~1922 |
| Olive Walker | Spouse | — | 38 | ~1902 |
| Lillian Walker | Daughter | — | 8 | ~1932 |
| Marion Walker | Head | — | 49 | ~1891 |
| Dorothy Walker | Daughter | — | 21 | ~1919 |
| Emmet Johnston | Other | — | 28 | ~1912 |
| Phyllis Walker | Daughter | — | 14 | ~1926 |
| Virginia Walker | Daughter | — | 16 | ~1924 |
| Howard Walker | Son | — | 7 | ~1933 |
Census Appearances
1930
Audubon, Iowa
Daughter, age 10
Audubon, Iowa · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Betty L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Audubon-County, Iowa
Daughter, age 20
Audubon-County, Iowa · implied b. ~1920 — 11 household members
| Surname | Walker |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Exira Township |
| 1935 Residence (County) | Audubon |
| 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 Betty Walker across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Walker
Daughter · 1940 · age 20 · b. ~1920 · Iowa
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Sibling
Phyllis Walker
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Forest Walker
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Walker
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Walker
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Walker
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Junior Walker
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Walker
Sibling · 1940 · age 16
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-t0627-01137-00836)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Curtis L. Clark | 45 | Head | Farmer | Iowa |
| 2 | Mary Clark | 36 | Wife | — | Iowa |
| 3 | Nelly Clark | 18 | Daughter | New Worker | Iowa |
| 4 | Imogene Clark | 14 | Daughter | — | Iowa |
| 5 | Ted E. Simpson | 32 | Head | Farmer | Iowa |
| 6 | Violet Simpson | 30 | Wife | — | Iowa |
| 7 | John Simpson | 5 | Son | — | Iowa |
| 8 | Robert Simpson | 3 | Son | — | Iowa |
| 9 | William Simpson | 1 | Son | — | Iowa |
| 10 | Frank Decker | 29 | Farmhand | Farmhand | Iowa |
| 11 | Arthur Hanson | 29 | Farmhand | Farmhand | Iowa |
| 12 | Ester Hanson | 27 | Wife | — | Iowa |
| 13 | Jerry Dean Hanson | 4 | Daughter | — | Iowa |
| 14 | Dick Hanson | 1 | Son | — | Iowa |
| 15 | Laf E. Simpson | 58 | Head | Farmer | Iowa |
| 16 | Mary Simpson | 55 | Wife | — | Iowa |
| 17 | James W. Simpson | 28 | Head | Farmer | Iowa |
| 18 | Lillian Simpson | 30 | Wife | — | Wisconsin |
| 19 | Harold L. Akers | 37 | Head | Farmer | Iowa |
| 20 | Elisabeth Akers | 37 | Wife | — | Iowa |
| 21 | Norman Akers | 14 | Son | — | Iowa |
| 22 | Nyle Akers | 12 | Son | — | Iowa |
| 23 | Harold Akers | 5 | Son | — | Iowa |
| 24 | Larry Akers | 2 | Son | — | Iowa |
| 25 | D. Mccampbell | 27 | Head | Farmhand | Iowa |
| 26 | Opal Mccampbell | 28 | Wife | — | Iowa |
| 27 | Samuel Mcduffie | 77 | Head | Farmer | Iowa |
| 28 | Marion L. Walker | 49 | Head | Farmer | Iowa |
| 29 | Olive Walker | 38 | Wife | — | Iowa |
| 30 | Dorothy Walker | 21 | Daughter | — | Iowa |
| 31 | Junior Walker | 18 | Son | Laborer | Iowa |
| 32 | Virginia Walker | 16 | Daughter | — | Iowa |
| 33 | Phyllis Walker | 14 | Daughter | — | Iowa |
| 34 | Lillian Walker | 8 | Daughter | — | Iowa |
| 35 | Howard Walker | 7 | Son | — | Iowa |
| 36 | Forest Walker | 4 | Son | — | Iowa |
| 37 | Betty Walker THIS PERSON | 20 | Daughter | — | Iowa |
| 38 | Emmet Johnston | 28 | Son in Law | Laborer | Iowa |
| 39 | Cecil D. Roberts | 41 | Head | Farmer | Iowa |
| 40 | Ella Roberts | 38 | Wife | — | Iowa |
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)