RM
Ralph Miller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Ralph Miller across the 1910, 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Calvin & Edith — first a head (b.~1904), then head of a 3-person household.
Age 36
b. ~1904
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Miller |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Clerk |
| Industry | Railroad office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1440 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Clerk |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1904 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Joan Miller | Daughter | — | 5 | ~1935 |
| Ralph Miller | Head | — | 36 | ~1904 |
| Gladys Miller | Spouse | — | 32 | ~1908 |
Census Appearances
1910
Marion, Indiana
Son, age 4
Marion, Indiana · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Write | English |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Marion, Indiana
Son, age 15
Marion, Indiana · implied b. ~1905 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Head, age 26
Marion, Indiana · implied b. ~1904 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Ralph E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 24 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Clerk |
| Industry | Auto Parts |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4500 |
| Radio Set | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 36
Marion-County, Indiana · implied b. ~1904 — 3 household members
| Surname | Miller |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Clerk |
| Industry | Railroad office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1440 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Ralph Miller across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Calvin Miller (~0.92 confidence) and mother Edith Miller (~0.92 confidence) and mother Ada Miller (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Calvin Miller
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Edith Miller
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Ada Miller
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Miller
Head · 1940 · age 36 · b. ~1904 · Indiana
★ 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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01131-00856)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wm. F. Baker | 47 | Head | Auto Body Mechanic | Kentucky |
| 2 | Ruth Baker | 44 | Wife | — | Indiana |
| 3 | Edward Baker | 23 | Son | — | Indiana |
| 4 | Richard Baker | 20 | Son | — | Indiana |
| 5 | Joan Baker | 4 | Daughter | — | Indiana |
| 6 | Wm. Jr. Baker | 21 | Son | Rural Paper Carrier | Indiana |
| 7 | Thelma Baker | 22 | Daughter-in-law | — | Indiana |
| 8 | Wm. Iii Baker | 1 | Grandson | — | Indiana |
| 9 | Ed. F. Kirkhoff | 51 | Head | Draftsman | Indiana |
| 10 | Florence Kirkhoff | 50 | Wife | — | Illinois |
| 11 | Richard Kirkhoff | 21 | Son | Draftsman | Indiana |
| 12 | Edward Kirkhoff | 12 | Son | — | Indiana |
| 13 | Enoch Eckstein | 62 | Head | Laborer | Indiana |
| 14 | Mary Eckstein | 65 | Wife | — | Indiana |
| 15 | Helen Eckstein | 25 | Daughter | Stenographer | Indiana |
| 16 | Robert Eckstein | 18 | Son | Delivery Boy | Indiana |
| 17 | Olive Gross | 57 | Head | Receptionist | Indiana |
| 18 | Myron Gross | 31 | Son | Clerk | Indiana |
| 19 | (There Are No Names On Line 19) | None | — | — | — |
| 20 | John Lend | 53 | Head | Laborer | Missouri |
| 21 | Laura Lend | 42 | Wife | — | Indiana |
| 22 | Ruth Lend | 13 | Daughter | — | Indiana |
| 23 | Marie Lend | 11 | Daughter | — | Indiana |
| 24 | Naomi Lend | 8 | Daughter | — | Indiana |
| 25 | David Lend | 6 | Son | — | Indiana |
| 26 | Arthur Todd | 44 | Head | Truck Driver | Indiana |
| 27 | Laura F. Todd | 37 | Wife | — | Indiana |
| 28 | Harold Todd | 22 | Son | Sales Clerk | Indiana |
| 29 | Ralph Todd | 23 | Son | Clerk | Indiana |
| 30 | Ruth Todd | 22 | Daughter | Stenographer | Indiana |
| 31 | Ralph Miller THIS PERSON | 36 | Head | Clerk | Indiana |
| 32 | Gladys Miller | 32 | Wife | — | Indiana |
| 33 | Joan Miller | 5 | Daughter | — | Indiana |
| 34 | Ray Weener | 37 | Head | Laborer | Indiana |
| 35 | May Weener | 28 | Wife | — | Kentucky |
| 36 | Delores Weener | 9 | Daughter | — | Indiana |
| 37 | Paul Weener | 5 | Son | — | Indiana |
| 38 | Ethel Underwood | 65 | Head | — | Indiana |
| 39 | Gordon Underwood | 33 | Son | Clerk | Indiana |
| 40 | Virginia Underwood | 27 | Daughter | — | Indiana |
Pedigree Summary
Ralph
Gen 1 · 3 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)