RD
Richard Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Richard Davis across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Len & George — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Davis |
| Given Name | Richard P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Vigo |
| Additional Details | |
| Occupation | Clerk |
| Industry | Life Insurance Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 266 |
| Highest Grade | C-3 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Clerk |
| Township / Ward | Indianapolis |
| 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 Richard | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Davis | Daughter | — | 20 | ~1920 |
| George Davis | Head | — | 45 | ~1895 |
| Mary Davis | Other | — | 20 | ~1920 |
| Richard Davis | Son | — | 23 | ~1917 |
| Margaret Davis | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Marion, Indiana
Other, age 2
Marion, Indiana · implied b. ~1918 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Richard L. |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Son, age 13
Marion, Indiana · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Richard L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Son, age 23
Marion-County, Indiana · implied b. ~1917 — 5 household members
| Surname | Davis |
| Given Name | Richard P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Vigo |
| Occupation | Clerk |
| Industry | Life Insurance Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 266 |
| Highest Grade | C-3 |
| 1935 Residence | Indiana |
| 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 Richard Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Len Davis (~0.92 confidence) and father George Davis (~0.92 confidence) and mother Margaret Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Len Davis
b. ~1894
Source father
● Household
· direct · ~0.92
Father
George Davis
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Margaret Davis
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Richard Davis
Son · 1940 · age 23 · b. ~1917 · Indiana
★ You are viewing this record
Sibling
Dorothy Davis
Sibling · 1940 · age 20
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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01122-00012)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry O. Eller | 23 | Lodger | Custodian | Illinois |
| 2 | Maurice J. Connell | 32 | Head | Drover | Indiana |
| 3 | Mildred A. Connell | 30 | Wife | — | Indiana |
| 4 | Clarence J. Carlson | 37 | Head | Sheet Metal Worker | Wisconsin |
| 5 | Mona P. Carlson | 35 | Wife | — | Georgia |
| 6 | Patrick O. Patterson | 19 | Stepson | Sheet Metal Worker | Georgia |
| 8 | George A. Davis | 45 | Head | Salesman | Indiana |
| 9 | Margaret E. Davis | 45 | Wife | — | Indiana |
| 10 | Dorothy J. Davis | 20 | Daughter | — | Indiana |
| 11 | Richard P. Davis THIS PERSON | 23 | Son | Clerk | Indiana |
| 12 | Mary F. Davis | 20 | Daughter-in-law | — | Colorado |
| 13 | Bruce C. Hurlbert | 30 | Head | Manager | Indiana |
| 14 | Madge Hurlbert | 28 | Wife | — | Indiana |
| 15 | Bruce M. Hurlbert | 3 | Son | — | Indiana |
| 16 | Kenneth C. Duncan | 24 | Head | Auditor | Indiana |
| 17 | Jennie J. Duncan | 28 | Wife | Free Lance Commercial Artist | Indiana |
| 18 | Robert J. Behr | 26 | Head | Salesman | Indiana |
| 19 | Jean M. Behr | 28 | Wife | Saleslady | Indiana |
| 20 | Harold M. Yount | 43 | Head | Manager | Indiana |
| 21 | Ethel L. Yount | 42 | Wife | — | Indiana |
| 22 | Betty L. Yount | 21 | Daughter | — | Indiana |
| 23 | Patricia A. Yount | 14 | Daughter | — | Indiana |
| 24 | Robert J. Yount | 11 | Son | — | Indiana |
| 26 | Clarence W. Bray | 41 | Head | Salesman | Indiana |
| 27 | Bonlyn B. Bray | 37 | Wife | Bookkeeper | Indiana |
| 28 | Robert F. Kirk | 40 | Head | Salesman | Kentucky |
| 29 | Mary R. Kirk | 38 | Wife | — | Indiana |
| 30 | Charlotte L. Kirk | 14 | Daughter | — | Indiana |
| 32 | Joe P. Jones | 32 | Head | Truck Driver | Kentucky |
| 33 | Jane Myrtle Jones | 31 | Wife | — | Tennessee |
| 34 | Joe Paul Jr. Jones | 5 | Son | — | Indiana |
| 35 | James E. Jones | 3 | Son | — | Indiana |
| 36 | Ambrose L. Branigan | 51 | Head | Carpenter | Indiana |
| 37 | Eva J. Branigan | 44 | Wife | — | Indiana |
| 38 | Elmer H. Jordan | 11 | Nephew | — | Indiana |
| 39 | Avis J. Hargrove | 57 | Head | — | Indiana |
| 40 | Clifford G. Crane | 33 | Head | Lubrication Engineer | Minnesota |
Pedigree Summary
Richard + 1 sibling
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)