RM
Robert Mccarthy — 1920 US Census Record
Model Tree available1920 United States Federal Census · Marion, Indiana
Our Model Tree links this Robert Mccarthy across the 1920, 1930 and 1940 US Censuses in Marion, Indiana (XGBoost, ~Confirmed), with identified parents Daniel & Norman — first a son (b.~1920), then head of a 5-person household.
Age 0
b. ~1920
Male
Son
Born: Indiana
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Marion, Indiana |
| Surname | McCarthy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1920 |
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 1920 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Margaret Mccarthy | Daughter | — | 5 | ~1915 |
| Daniel Mccarthy | Head | — | 32 | ~1888 |
| James Mccarthy | Son | — | 2 | ~1918 |
| Robert Mccarthy | Son | — | ~1920 | |
| Nell Mccarthy | Spouse | — | 30 | ~1890 |
Census Appearances
1920
Marion, Indiana
Son, age
Marion, Indiana · implied b. ~1920 — 5 household members
| Surname | McCarthy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| 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 11
Marion, Indiana · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarty |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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 21
Marion-County, Indiana · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McArty |
| Given Name | Robert W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Clerk |
| Industry | Railway Express Co |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 26 |
| 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 Robert Mccarthy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Mccarthy (~0.92 confidence) and father Norman Mcarty (~0.92 confidence) and father Virgil Heriach (~0.92 confidence) and mother Bertha Mcarty (~0.92 confidence) and mother Nell Mccarthy (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Mccarthy
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Norman Mcarty
b. ~1897
Source father
● Household
· direct · ~0.92
Father
Virgil Heriach
b. ~1904
Source father
● Household
· direct · ~0.92
Mother
Bertha Mcarty
b. ~1899
Source mother
● Household
· direct · ~0.92
Mother
Nell Mccarthy
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Mccarthy
Son · 1920 · age 0 · b. ~1920 · Indiana
★ You are viewing this record
Sibling
Margaret Mccarthy
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mccarthy
Sibling · 1920 · age 2
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
1920 US Federal Census — Marion, Indiana
Open full size
1920 US Federal Census — Marion, Indiana
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu453unit:1038)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | C. S. Lakin | 41 | Head | Undertaker | Indiana |
| 2 | Hanna Lakin | 74 | Mother | — | Indiana |
| 3 | Lizzie Roar | 40 | Servant | Servant | Indiana |
| 4 | Louis H. Schutte | 56 | Head | Brick Mason | Indiana |
| 5 | Louise Schutte | 53 | Wife | — | Indiana |
| 6 | Minnie Schutte | 75 | Mother | — | Germany |
| 7 | Maud Keith | 53 | Head | — | Indiana |
| 8 | Ada L. Keith | 53 | Wife | — | Iowa |
| 9 | H. H. Keith | 28 | Son | Salesman | Nebraska |
| 10 | Edith F. Keith | 27 | Daughter | — | Ohio |
| 11 | Maudie Keith | 38 | Sister-in-law | — | Nebraska |
| 12 | Carrie Keith | 21 | Sister-in-law | — | Iowa |
| 13 | Harmon Tabin | 41 | Head | Fireman | Ohio |
| 14 | Mary Catherine Tabin | 45 | Wife | — | Ohio |
| 15 | Hazel Tabin | 23 | Daughter | — | Ohio |
| 16 | Lettie Tabin | 21 | Daughter | Laborer | Ohio |
| 17 | Ralph Tabin | 11 | Son | Retail Merchant | Ohio |
| 18 | Nellie Tabin | 7 | Daughter | Laborer | Ohio |
| 19 | Hilda Tabin | 1 | Daughter | — | Ohio |
| 20 | Merle Roe | 27 | Roomer | Surgeon | New York |
| 21 | Charles Simmons | 45 | Head | Shipping Clerk | Indiana |
| 22 | Lulu Simmons | 42 | Wife | — | Kentucky |
| 23 | Edward Simmons | 2 | Son | — | Indiana |
| 24 | Niel | 43 | Head | Letter Carrier | Indiana |
| 25 | Ella S. Niel | 42 | Wife | — | Indiana |
| 26 | Alice Elizabeth Niel | 15 | Daughter | — | Indiana |
| 27 | Edward Niel | 13 | Son | — | Indiana |
| 28 | Paul Niel | 10 | Son | — | Indiana |
| 29 | Anna Miller | 48 | Head | — | Indiana |
| 30 | Maude Miller | 53 | Sister | — | Pennsylvania |
| 31 | Elizabeth Miller | 51 | Sister | — | Pennsylvania |
| 32 | Annie M. Laxen | None | Head | Nurse | Indiana |
| 33 | William Paughman | 57 | Head | Carpenter | Indiana |
| 34 | Emma Paughman | 54 | Wife | — | Indiana |
| 35 | Erie Faulkner | 23 | Boarder | Stenographer | Indiana |
| 36 | Katherine Faulkner | 17 | Boarder | Operator | Indiana |
| 37 | Daniel Mccarthy | 32 | Head | Butter Maker | Indiana |
| 38 | Nell Mccarthy | 30 | Wife | — | Indiana |
| 39 | Margaret Mccarthy | 5 | Daughter | — | Indiana |
| 40 | James Mccarthy | 2 | Son | — | Ohio |
| 41 | Robert Mccarthy THIS PERSON | 0 | Son | — | Indiana |
| 42 | Oscar Isaac | 47 | Head | Carpenter | Indiana |
| 43 | Minnie Isaac | 46 | Wife | — | Indiana |
| 44 | George Isaac | 26 | Son | Clerk | Indiana |
| 45 | Hazel Isaac | 21 | Daughter-in-law | — | Indiana |
| 46 | Charles Niesse | 51 | Head | Painter | Indiana |
| 47 | Daisy Niesse | 40 | Wife | — | Indiana |
| 48 | Gilbert Louis Niesse | 18 | Son | Machinist | Indiana |
| 49 | George Gilman | 48 | Head | Manufacturer | Indiana |
| 50 | Anna Gilman | 49 | Wife | — | Indiana |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)