RM
Robert Mccarthy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Ottawa, Michigan
Our Model Tree links this Robert Mccarthy across the 1920 and 1930 US Censuses in Ottawa, Michigan (XGBoost, ~Confirmed) — first a son (b.~1902), then head of a 10-person household.
Age 28
b. ~1902
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Ottawa, Michigan |
| Surname | McCarthy |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Stitcher |
| Industry | Shoe factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stitcher |
| Township / Ward | Holland City |
| Est. Birth Year | ~1902 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| John Mccarthy | Son | — | 30 | ~1900 |
| Alfred Mccarthy | Son | — | 32 | ~1898 |
| Paul Mccarthy | Son | — | 14 | ~1916 |
| Mark Mccarthy | Son | — | 18 | ~1912 |
| Louise Mccarthy | Other | — | 60 | ~1870 |
| Joseph Mccarthy | Son | — | 23 | ~1907 |
| Robert Mccarthy | Son | — | 28 | ~1902 |
| Ethel Mccarthy | Daughter | — | 36 | ~1894 |
| James Mccarthy | Son | — | 38 | ~1892 |
| James Mccarthy | Head | — | 62 | ~1868 |
Census Appearances
1920
Ottawa, Michigan
Son, age 16
Ottawa, Michigan · implied b. ~1904 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Cutter |
| Industry | Shoe Fact. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Ottawa, Michigan
Son, age 28
Ottawa, Michigan · implied b. ~1902 — 10 household members
| Surname | McCarthy |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Stitcher |
| Industry | Shoe factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 2 US Census years (1920 and 1930) in Ottawa, Michigan, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Mccarthy
Son · 1930 · age 28 · b. ~1902 · Michigan
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Sibling
Joseph Mccarthy
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Mccarthy
Sibling · 1930 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mccarthy
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mark Mccarthy
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mccarthy
Sibling · 1930 · age 38
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Mccarthy
Sibling · 1930 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Mccarthy
Sibling · 1930 · age 14
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
1930 US Federal Census — Ottawa, Michigan
Open full size
1930 US Federal Census — Ottawa, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1024:0070)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ida B. Armbruster | 54 | Wife-H | None | Wisconsin |
| 52 | Drucilla R. Armbruster | 30 | Daughter | Bookkeeper | Wisconsin |
| 53 | Ernest Mcwilliams | 35 | Head | Cabinet Maker | Michigan |
| 54 | Leta M. Mcwilliams | 39 | Wife-H | None | Michigan |
| 55 | Duld C. Mcwilliams | 9 | Son | None | Michigan |
| 56 | Virginia M. Mcwilliams | 7 | Daughter | None | Michigan |
| 57 | Virgil L. Johns | 17 | Step-son | None | Michigan |
| 58 | Glenn M. Green | 34 | Head | Crater | Michigan |
| 59 | Edna E. Green | 32 | Wife-H | None | Michigan |
| 60 | Paul Green | 11 | Son | None | Michigan |
| 61 | Robert Green | 5 | Son | None | Michigan |
| 62 | Gerrit Keeling | 69 | Head | Sander | Michigan |
| 63 | Annie Keeling | 65 | Wife-H | None | Netherlands |
| 64 | William U. Zylman | 54 | Head | Tinsmith | Michigan |
| 65 | Gaylord J. Zylman | 26 | Son | None | Michigan |
| 66 | Ruth E. Zylman | 18 | Daughter | Stenographer | Michigan |
| 67 | John P. Zylman | 16 | Son | None | Michigan |
| 68 | Ernest R. Soper | 40 | Head | Repair Maker | Michigan |
| 69 | Ella Soper | 37 | Wife-H | None | Michigan |
| 70 | Bernice A. Soper | 17 | Daughter | None | Michigan |
| 71 | James Gasaway | 69 | Uncle | Nightwatchman | Indiana |
| 72 | Cornelius Kalkman | 54 | Head | Contractor | Netherlands |
| 73 | Elizabeth Kalkman | 54 | Wife-H | None | Netherlands |
| 74 | Jennie A. Kalkman | 30 | Daughter | Bookkeeper | Michigan |
| 75 | Peter Kalkman | 21 | Son | Mason | Michigan |
| 76 | Albert Kalkman | 16 | Son | Mason Tender | Michigan |
| 77 | Nella Kalkman | 14 | Daughter | None | Michigan |
| 78 | John G. Kalkman | 7 | Son | None | Michigan |
| 79 | Gerrit Dykhuis | 40 | Head | Cabinet Maker | Michigan |
| 80 | Sara B. Dykhuis | 37 | Wife-H | None | Michigan |
| 81 | Lois M. Dykhuis | 11 | Daughter | None | Michigan |
| 82 | Virginia A. Dykhuis | 8 | Daughter | None | Michigan |
| 83 | James S. Mccarthy | 62 | Head | Shipping Clerk | Illinois |
| 84 | Louise Mccarthy | 60 | Wife-H | None | Illinois |
| 85 | James Jr. Mccarthy | 38 | Son | Press Operator | Illinois |
| 86 | Ethel M. Mccarthy | 36 | Daughter | Stitcher | Illinois |
| 87 | Alfred L. Mccarthy | 32 | Son | Dye Setter | Illinois |
| 88 | John D. Mccarthy | 30 | Son | Press Operator | Illinois |
| 89 | Robert E. Mccarthy THIS PERSON | 28 | Son | Stitcher | Illinois |
| 90 | Joseph C. Mccarthy | 23 | Son | Eyeletting | Michigan |
| 91 | Mark M. Mccarthy | 18 | Son | Beveler | Michigan |
| 92 | Paul P. Mccarthy | 14 | Son | None | Michigan |
| 93 | Richard Ross | 56 | Head | Wood Cutter | Michigan |
| 94 | Grace Ross | 51 | Wife-H | None | Michigan |
| 95 | Anthony Ross | 25 | Son | Wood Cutter | Michigan |
| 96 | Richard Jr. Ross | 22 | Son | Rubber | Michigan |
| 97 | Donald Ross | 17 | Son | Veneer Worker | Michigan |
| 98 | William Ross | 28 | Head | Stick Man | Michigan |
| 99 | Ruth Ross | 20 | Wife-H | None | Michigan |
| 100 | William Jr. Ross | 1 | Son | None | Michigan |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)