TM
Thelma Miller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Thelma Miller across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents Ross & Jesse — first a daughter (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Miller |
| Given Name | Thelma |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati City |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Industry | House Wife |
| Class of Worker | Home |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Cincinnati City |
| Est. Birth Year | ~1917 |
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 Thelma | Age | Birth yr |
|---|---|---|---|---|
| Doloris Miller | Daughter | — | 19 | ~1921 |
| Thelma Miller | Daughter | — | 23 | ~1917 |
| Frank Miller | Head | — | 49 | ~1891 |
| Robert Miller | Son | — | 21 | ~1919 |
| Martha Miller | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Clermont, Ohio
Daughter, age 3
Clermont, Ohio · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Thelma G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Daughter, age 14
Hamilton, Ohio · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Daughter, age 23
Hamilton-County, Ohio · implied b. ~1917 — 5 household members
| Surname | Miller |
| Given Name | Thelma |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati City |
| 1935 Residence (County) | Hamilton |
| Industry | House Wife |
| Class of Worker | Home |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Thelma Miller across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Ross Miller (~0.92 confidence) and father Jesse Miller (~0.92 confidence) and father Frank Miller (~0.92 confidence) and mother Martha Miller (~0.92 confidence) and mother Belle Miller (~0.92 confidence) and mother Bell Miller (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ross Miller
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Jesse Miller
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Frank Miller
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Martha Miller
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Belle Miller
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Bell Miller
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thelma Miller
Daughter · 1940 · age 23 · b. ~1917 · Ohio
★ You are viewing this record
Sibling
Doloris Miller
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Miller
Sibling · 1940 · age 21
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 — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03201-00423)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nettie Arnsparger | 17 | daughter | — | Ohio |
| 2 | Frank Kempel | 55 | Head | Cashier | Ohio |
| 3 | Rose Kempel | 45 | Wife | — | Ohio |
| 4 | Robert Kempel | 23 | son | House Boy | Ohio |
| 5 | Ruth Kempel | 21 | daughter | Radio Receiver | Ohio |
| 6 | James E. Kempel | 13 | son | — | Ohio |
| 7 | Clarence Hafenstein | 38 | Head | Bookkeeper | Ohio |
| 8 | Helen Hafenstein | 31 | Wife | — | Ohio |
| 9 | Martha Hafenstein | 16 | daughter | Carpenter | Ohio |
| 10 | Albert Hafenstein | 11 | son | — | Ohio |
| 11 | Geraldine Hafenstein | 2 | daughter | — | Ohio |
| 12 | Joseph Obermeyer | 37 | Head | — | Indiana |
| 13 | Louise Obermeyer | 32 | Wife | Welder | Ohio |
| 14 | Thelma Obermeyer | 10 | daughter | — | Ohio |
| 15 | Kenneth Obermeyer | 8 | son | — | Ohio |
| 16 | Marlene Obermeyer | 5 | daughter | — | Ohio |
| 17 | Ida Jones | 52 | Head | — | Ohio |
| 18 | Melva Jones | 25 | daughter | Janitress | Ohio |
| 19 | Helen Jones | 18 | daughter | Bookkeeper | Ohio |
| 20 | Myra Jones | 17 | daughter | New Worker | Ohio |
| 21 | Edward Woarty | 23 | Head | — | Ohio |
| 22 | Clara Woarty | 21 | Wife | Machinist | Ohio |
| 23 | Geraldine Woarty | 3 | daughter | — | Ohio |
| 24 | Fell Mary Woarty | 14 | — | — | Ohio |
| 25 | Wilbur Fell | 25 | Head | Laborer | Ohio |
| 26 | Pearl Fell | 21 | Wife | — | Ohio |
| 27 | Irene Fell | 3 | daughter | — | Ohio |
| 28 | Clara Zeh | 56 | Head | — | Ohio |
| 29 | Louis Dehler | 53 | Brother | Packer | Ohio |
| 30 | Mary Pflanz | 53 | Head | Stenographer | Ohio |
| 31 | Robert Pflanz | 26 | son | — | Ohio |
| 32 | William Pflanz | 24 | son | Box Maker | Ohio |
| 33 | Leonard Pflanz | 22 | son | Printer | Ohio |
| 34 | Virgil Pflanz | 21 | son | Shipping Clerk | Ohio |
| 35 | Margaret Pflanz | 19 | daughter | Box Maker | Ohio |
| 36 | Frank J. Miller | 49 | Head | — | Ohio |
| 37 | Martha Miller | 47 | Wife | Sheet Metal Worker | Ohio |
| 38 | Thelma Miller THIS PERSON | 23 | daughter | — | Ohio |
| 39 | Robert Miller | 21 | son | Stenographer | Ohio |
| 40 | Doloris Miller | 19 | daughter | Draftsman | Ohio |
Pedigree Summary
Thelma + 2 siblings
Gen 1 · 6 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)