KM
Katie Miller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Johnson-County, Iowa
Our Model Tree links this Katie Miller across the 1920, 1930 and 1940 US Censuses in Johnson-County, Iowa (XGBoost, ~Confirmed), with identified parents John & Elizabeth — first a spouse (b.~1899), then head of a 5-person household.
Age 41
b. ~1899
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Johnson-County, Iowa |
| Surname | Miller |
| Given Name | Katie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Washington twp |
| 1935 Residence (County) | Johnson |
| Additional Details | |
| Occupation | housewife |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Housewife |
| Township / Ward | Washington Twp |
| Est. Birth Year | ~1899 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Katie | Age | Birth yr |
|---|---|---|---|---|
| Marries Miller | Head | — | 41 | ~1899 |
| Pauline Miller | Daughter | — | 19 | ~1921 |
| Wayne Miller | Son | — | 14 | ~1926 |
| Katie Miller | Spouse | — | 41 | ~1899 |
| Stanley Miller | Son | — | 8 | ~1932 |
Census Appearances
1920
Johnson, Iowa
Daughter, age 21
Johnson, Iowa · implied b. ~1899 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Katie E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Johnson, Iowa
Spouse, age 31
Johnson, Iowa · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Katie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 21 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Johnson-County, Iowa
Spouse, age 41
Johnson-County, Iowa · implied b. ~1899 — 5 household members
| Surname | Miller |
| Given Name | Katie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Washington twp |
| 1935 Residence (County) | Johnson |
| Occupation | housewife |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Katie Miller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Omaner (~0.92 confidence) and mother Elizabeth Omaner (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Omaner
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Omaner
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Katie Miller
Spouse · 1940 · age 41 · b. ~1899 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Johnson-County, Iowa
Open full size
1940 US Federal Census — Johnson-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01171-00940)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carlyn June Eash | 5 | daughter | — | Iowa |
| 2 | Arthur Eash | 1 | son | — | Iowa |
| 3 | Ernest Swartzendruber | 24 | head | Laborer | Iowa |
| 4 | Mary Swartzendruber | 21 | wife | Housewife | Iowa |
| 5 | Arlis Alonzo Swartzendruber | 2 | son | — | Iowa |
| 6 | Menno Blosser | 31 | head | Laborer | Iowa |
| 7 | Albertine Yoss Blosser | 28 | wife | Housewife | Iowa |
| 8 | Wilma Jean Blosser | 2 | daughter | — | Iowa |
| 9 | Ray E. Maginniss | 18 | filed | Laborer | Iowa |
| 10 | Samuel Swartzendruber | 46 | head | Farmer | Virginia |
| 11 | Alice Pearl Swartzendruber | 41 | wife | Housewife | Iowa |
| 12 | Lucy Miller | 63 | mother | Housekeeper | Iowa |
| 13 | Lloyd Rineberger | 30 | head | Farmer | Iowa |
| 14 | Fern Rineberger | 30 | wife | Housewife | Iowa |
| 15 | Phyllis Joan Rineberger | 4 | daughter | — | Iowa |
| 16 | Robert Duane Rineberger | 1 | son | — | Iowa |
| 17 | Marries Miller | 41 | head | Farming | Iowa |
| 18 | Katie Miller THIS PERSON | 41 | wife | Housewife | Iowa |
| 19 | Pauline Miller | 19 | daughter | — | Iowa |
| 20 | Wayne Miller | 14 | son | Student | Iowa |
| 21 | Stanley Miller | 8 | son | — | Iowa |
| 22 | Emanuel Swartzendruber | 46 | head | Farmer | Iowa |
| 23 | Katie Swartzendruber | 39 | wife | Housewife | Iowa |
| 24 | Mary Maple | 13 | lodger | — | Iowa |
| 25 | Joel Schlabaugh | 49 | head | Farmer | Iowa |
| 26 | Mamie Schlabaugh | 47 | wife | Housewife | Iowa |
| 27 | Robert Glen Schlabaugh | 14 | son | Helper | Iowa |
| 28 | John Edward Schlabaugh | 8 | son | — | Iowa |
| 29 | Elizabeth Schlabaugh | 78 | mother | Housekeeping | Iowa |
| 30 | Dillard Collins | 56 | head | Laborer | Missouri |
| 31 | Polly Collins | 36 | wife | Housekeeping | Missouri |
| 32 | Aaron S. Hochstetler | 56 | head | Farmer | Iowa |
| 33 | Mary Ann Hochstetler | 43 | wife | Housekeeper | Illinois |
| 34 | Ruby Mae Hochstetler | 11 | daughter | — | Iowa |
| 35 | Gladys Marie Hochstetler | 9 | daughter | — | Iowa |
| 36 | Franklin Lewis Hochstetler | 7 | son | — | Iowa |
| 37 | Edna Fern Hochstetler | 5 | daughter | — | Iowa |
| 38 | Samuel Wayne Hochstetler | 2 | son | — | Iowa |
| 39 | Daniel W. Bontrager | 70 | head | Retired Farmer | Ohio |
| 40 | Mattie Bontrager | 70 | wife | Housekeeper | Iowa |
Pedigree Summary
Katie
Gen 1 · 2 parents
~0.92
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)