RM
Robert Matthews — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Robert Matthews across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Robert & Pearl — first a son (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Matthews |
| Given Name | Robert B. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | laborer |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 156 |
| Income (1939) | 841 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Laborer |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1915 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Pearl Matthews | Spouse | — | 55 | ~1885 |
| Mildred Lillard | Daughter | — | 34 | ~1906 |
| Ann Carter | Daughter | — | 34 | ~1906 |
| Robert Matthews | Head | — | 60 | ~1880 |
| Robert Matthews | Son | — | 25 | ~1915 |
Census Appearances
1920
Marion, Indiana
Son, age 5
Marion, Indiana · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Matthew |
| Given Name | Robert Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Indiana |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Son, age 15
Marion, Indiana · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Matthews |
| Given Name | Robert L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Son, age 25
Marion-County, Indiana · implied b. ~1915 — 5 household members
| Surname | Matthews |
| Given Name | Robert B. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | laborer |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 156 |
| Income (1939) | 841 |
| Highest Grade | H-1 |
| 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 Robert Matthews across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Matthew (~0.92 confidence) and mother Pearl Matthews (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Matthew
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Pearl Matthews
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Matthews
Son · 1940 · age 25 · b. ~1915 · Indiana
★ You are viewing this record
Sibling
Mildred Lillard
Sibling · 1940 · age 34
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Carter
Sibling · 1940 · age 34
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
40 people indexed on this census page (nara:1940:m-t0627-01125-00021)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rosetta Smith | 47 | wife | Maid | Pennsylvania |
| 2 | Lilly S. Brown | 56 | head | — | Indiana |
| 3 | Lula Brown | 65 | sister | — | Tennessee |
| 4 | Arthur Brown | 41 | lodger | Porter | Tennessee |
| 5 | Agnes Brown | 38 | lodger | — | Tennessee |
| 6 | Carry Beck | 67 | lodger | — | Indiana |
| 7 | Mary G. Wells | 35 | head | Probation Officer | Indiana |
| 8 | Eliza Wells | 75 | mother | — | Indiana |
| 9 | Anna Pritchett | 32 | sister | Teacher | Indiana |
| 10 | Bernard J. Pritchett | 17 | nephew | — | Indiana |
| 11 | Dorothy Wilson | 21 | niece | — | Indiana |
| 12 | Alvis S. Johnson | 65 | head | Barber | Kentucky |
| 13 | Ollie Johnson | 65 | wife | — | Kentucky |
| 14 | Rosmon Wilson | 47 | step-son | Laborer | Kentucky |
| 15 | Doris Harris | 12 | lodger | — | Indiana |
| 16 | Dorothy Harris | 12 | lodger | — | Indiana |
| 17 | Mary Harris | 9 | lodger | — | Indiana |
| 18 | William Harris | 13 | lodger | — | Indiana |
| 19 | Andrew Morris | 52 | head | — | Kentucky |
| 20 | Cora Morris | 51 | wife | — | Indiana |
| 21 | Cecil Morris | 29 | son | — | Indiana |
| 22 | Murray Long | 46 | head | Laborer | Kentucky |
| 23 | Alice Long | 49 | wife | — | Kentucky |
| 24 | Pearl Sandridge | 26 | sister | Maid | Kentucky |
| 25 | Peter Sandridge | 8 | nephew | — | Indiana |
| 26 | Tommie Tompkins | 32 | head | Porter | Alabama |
| 27 | Rose Tompkins | 24 | wife | — | Mississippi |
| 28 | Tommie Jr. Tompkins | 6 | son | — | Mississippi |
| 29 | Gussie Malone | 25 | sister-in-law | — | Mississippi |
| 30 | Robert B. Sr. Matthews | 60 | head | Janitor | Tennessee |
| 31 | Pearl Matthews | 55 | wife | — | Indiana |
| 32 | Mildred Lillard | 34 | daughter | Waitress | Indiana |
| 33 | Ann Carter | 34 | daughter | Spin Girl | Indiana |
| 34 | Robert B. Jr. Matthews THIS PERSON | 25 | son | Laborer | Indiana |
| 35 | William Cole | 42 | head | Wipper | Tennessee |
| 36 | Minnie Cole | 29 | wife | — | Tennessee |
| 37 | Riley Hawkins | 44 | head | Custodian | Kentucky |
| 38 | Ida Hawkins | 39 | wife | — | Kentucky |
| 39 | Wade Hawkins | 7 | son | — | Indiana |
| 40 | James Baker | 34 | nephew | Clothes Cleaner | Kentucky |
Related Census Records
Pedigree Summary
Robert + 2 siblings
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)