RC
Robert Carpenter — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Stillwater, Montana
Our Model Tree links this Robert Carpenter across the 1920 and 1930 US Censuses in Stillwater, Montana (XGBoost, ~Confirmed) — first a son (b.~1910), then head of a 12-person household.
Age 20
b. ~1910
Male
Son
Born: Montana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Stillwater, Montana |
| Surname | Carpenter |
| Given Name | Robert J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | Laborer |
| Industry | Day Laborer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Laborer |
| Township / Ward | School District 5 Park City |
| Est. Birth Year | ~1910 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Effie Carpenter | Other | — | 46 | ~1884 |
| Fred Carpenter | Head | — | 50 | ~1880 |
| Philip Carpenter | Son | — | 7 | ~1923 |
| Robert Carpenter | Son | — | 20 | ~1910 |
| Arthur Carpenter | Son | — | 23 | ~1907 |
| Mildred Carpenter | Daughter | — | ~1930 | |
| Luthena Carpenter | Daughter | — | 4 | ~1926 |
| John Carpenter | Son | — | 10 | ~1920 |
| Dorothy Carpenter | Daughter | — | 3 | ~1927 |
| George Carpenter | Son | — | 18 | ~1912 |
| Bessie Carpenter | Daughter | — | 16 | ~1914 |
| Edith Carpenter | Daughter | — | 12 | ~1918 |
Census Appearances
1920
Stillwater, Montana
Son, age 11
Stillwater, Montana · implied b. ~1909 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carpenter |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Stillwater, Montana
Son, age 20
Stillwater, Montana · implied b. ~1910 — 12 household members
| Surname | Carpenter |
| Given Name | Robert J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Laborer |
| Industry | Day Laborer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Carpenter across 2 US Census years (1920 and 1930) in Stillwater, Montana, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Carpenter
Son · 1930 · age 20 · b. ~1910 · Montana
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Sibling
Mildred Carpenter
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Carpenter
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Philip Carpenter
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Luthena Carpenter
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bessie Carpenter
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Carpenter
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Carpenter
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Carpenter
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Carpenter
Sibling · 1930 · age 3
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 — Stillwater, Montana
Open full size
1930 US Federal Census — Stillwater, Montana
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1263unit:0018)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wallace Lillibridge | 39 | Head | Cashier | Iowa |
| 2 | Edith J. Lillibridge | 38 | wife-H | — | South Dakota |
| 3 | Helen E. Lillibridge | 13 | Daughter | — | Montana |
| 4 | Lillburn J. Lillibridge | 8 | son | — | Montana |
| 5 | Fred E. Carpenter | 50 | Head | Carpenter | Michigan |
| 6 | Effie J. Carpenter | 46 | wife-H | — | Michigan |
| 7 | Arthur L. Carpenter | 23 | son | Carpenter Helper | Montana |
| 8 | Robert J. Carpenter THIS PERSON | 20 | son | Laborer | Montana |
| 9 | George E. Carpenter | 18 | son | — | Montana |
| 10 | Bessie L. Carpenter | 16 | Daughter | — | Montana |
| 11 | Edith J. Carpenter | 12 | Daughter | — | Montana |
| 12 | John H. Carpenter | 10 | son | — | Montana |
| 13 | Philip R. Carpenter | 7 | son | — | Montana |
| 14 | Luthena P. Carpenter | 4 | Daughter | — | Montana |
| 15 | Dorothy M. Carpenter | 3 | Daughter | — | Montana |
| 16 | Mildred R. Carpenter | 0 | Daughter | — | Montana |
| 17 | Charles W. Sordall | 62 | Head | Carpenter | Canada English |
| 18 | Millie L. Sordall | 52 | wife-H | — | Wisconsin |
| 19 | Mark E. Sordall | 27 | son | Laborer | Montana |
| 20 | Bernice M. Reev | 21 | Daughter | — | Montana |
| 21 | Ralph E. Reev | 1 | Grandson | — | Montana |
| 22 | Florence L. Searle | 76 | Mother-in-law | — | New York |
| 23 | William C. Brock | 59 | Head | Laborer | Missouri |
| 24 | Iva Brock | 49 | wife-H | — | Montana |
| 25 | Frank E. Brock | 18 | son | Farm Laborer | Montana |
| 26 | Inez T. Brock | 16 | Daughter | — | Montana |
| 27 | John W. Brock | 15 | son | — | Montana |
| 28 | Kate Story | 68 | Head-H | — | Ohio |
| 29 | Robert W. Davis | 50 | Head | Agent | West Virginia |
| 30 | Martha E. Davis | 37 | wife-H | — | Montana |
| 31 | Pearl E. Davis | 15 | Daughter | — | Montana |
| 32 | Cora B. King | 59 | Head-H | — | Missouri |
| 33 | Augusta E. Davis | 51 | Sister | — | Minnesota |
| 34 | Henry Fabel | 39 | Head | Proprietor | Illinois |
| 35 | Alice Fabel | 32 | wife-H | Proprietor | Missouri |
| 36 | Mary E. Fabel | 9 | Daughter | — | Montana |
| 37 | Jane Fabel | 6 | Daughter | — | Montana |
| 38 | Bertram M. Harris | 45 | Head | President | Wisconsin |
| 39 | Bernice L. Harris | 40 | wife-H | — | Montana |
| 40 | Bertram M. Harris | 20 | son | Teller | Montana |
| 41 | Gera N. Wallace | 67 | Head-H | — | Iowa |
| 42 | Ellsworth V. Wallace | 44 | son | Manager | Iowa |
| 43 | Goldy L. Sargeant | 35 | Daughter | Nurse (Trained) | Montana |
| 44 | Gera E. Sargeant | 15 | Granddaughter | — | Montana |
| 45 | Elizabeth Shelladay | 91 | Mother | — | Ohio |
| 46 | Howard D. Tompkin | 36 | Head | Proprietor | Nebraska |
| 47 | Ethel J. Tompkin | 45 | wife-H | — | Iowa |
| 48 | Walter A. Williams | 43 | Head | Driver | Nebraska |
| 49 | Frances J. Williams | 39 | wife-H | — | Nebraska |
| 50 | Harvey A. Williams | 19 | son | Farm Laborer | Nebraska |
Related Census Records
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)