RM
Robert Mason — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Columbiana, Ohio
Our Model Tree links this Robert Mason across the 1920 and 1930 US Censuses in Columbiana, Ohio (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 10-person household.
Age 11
b. ~1919
Male
Son
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Columbiana, Ohio |
| Surname | Mason |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Liverpool Township |
| Est. Birth Year | ~1919 |
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 |
|---|---|---|---|---|
| Mary Mason | Daughter | — | 7 | ~1923 |
| Ruth Mason | Daughter | — | 1 | ~1929 |
| Esther Mason | Daughter | — | ~1930 | |
| Dorothy Mason | Daughter | — | 9 | ~1921 |
| Jane Mason | Daughter | — | 5 | ~1925 |
| Arleen Mason | Daughter | — | 2 | ~1928 |
| Wilmer Mason | Head | — | 40 | ~1890 |
| Susie Mason | Other | — | 37 | ~1893 |
| Robert Mason | Son | — | 11 | ~1919 |
| Willard Mason | Son | — | 12 | ~1918 |
Census Appearances
1920
Columbiana, Ohio
Son, age
Columbiana, Ohio · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Columbiana, Ohio
Son, age 11
Columbiana, Ohio · implied b. ~1919 — 10 household members
| Surname | Mason |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Mason across 2 US Census years (1920 and 1930) in Columbiana, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Mason
Son · 1930 · age 11 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
Mary Mason
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arleen Mason
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Mason
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jane Mason
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mason
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willard Mason
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Mason
Sibling · 1930 · age 1
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 — Columbiana, Ohio
Open full size
1930 US Federal Census — Columbiana, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1759:0735)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edna Connor | 31 | Wife-H | — | West Virginia |
| 2 | Francis E. Connor | 7 | Son | — | Ohio |
| 3 | Lucile Connor | 5 | Daughter | — | Ohio |
| 4 | Rose Connor | 2 | Daughter | — | Ohio |
| 5 | Jane Connor | 1 | Daughter | — | Ohio |
| 6 | Alice Connor | 1 | Daughter | — | Ohio |
| 7 | W. Shiloh Watson | 69 | Head | — | West Virginia |
| 8 | Alice L. Watson | 69 | Wife-H | — | West Virginia |
| 9 | Earl E. Watson | 24 | Son | Truck Driver | West Virginia |
| 10 | Hazel G. Watson | 24 | Wife-H | — | West Virginia |
| 11 | Juanita Watson | 6 | Daughter | — | Ohio |
| 12 | Wilmer Mason | 40 | Head | Laborer | Pennsylvania |
| 13 | Susie Mason | 37 | Wife-H | — | Ohio |
| 14 | Willard Mason | 12 | Son | — | Ohio |
| 15 | Robert Mason THIS PERSON | 11 | Son | — | Ohio |
| 16 | Dorothy Mason | 9 | Daughter | — | Ohio |
| 17 | Mary Mason | 7 | Daughter | — | Ohio |
| 18 | Jane Mason | 5 | Daughter | — | Ohio |
| 19 | Arleen Mason | 2 | Daughter | — | Ohio |
| 20 | Ruth Mason | 1 | Daughter | — | Ohio |
| 21 | Esther Mason | 0 | Daughter | — | Ohio |
| 22 | Albert C. Waterman | 56 | Head | Clergyman | Ohio |
| 23 | Eva Waterman | 48 | Wife-H | — | Pennsylvania |
| 24 | Lois Waterman | 15 | Daughter | — | Ohio |
| 25 | Lorraine Waterman | 12 | Daughter | — | Ohio |
| 26 | Ruma F. Waterman | 9 | Daughter | — | Ohio |
| 27 | Iva Waterman | 7 | Daughter | — | Ohio |
| 28 | Cornelius C. Adkins | 39 | Head | Loader | West Virginia |
| 29 | Hulda Adkins | 31 | Wife-H | — | Ohio |
| 30 | Maxine Adkins | 12 | Daughter | — | Ohio |
| 31 | Robert Adkins | 10 | Son | — | Ohio |
| 32 | Mary M. Adkins | 7 | Daughter | — | Ohio |
| 33 | Cornelius Jr. Adkins | 5 | Son | — | Ohio |
| 34 | Paul D. Adkins | 3 | Son | — | Ohio |
| 35 | Dolores E. Adkins | 1 | Daughter | — | Ohio |
| 36 | Ira S. Capehart | 52 | Head | Farmer | West Virginia |
| 37 | Rosa Capehart | 45 | Wife-H | — | West Virginia |
| 38 | Willard Capehart | 16 | Son | — | Ohio |
| 39 | Douglas Capehart | 12 | Son | — | Ohio |
| 40 | Paul Capehart | 7 | Son | — | Ohio |
| 41 | James B. Skidmore | 82 | Father-in-law | — | West Virginia |
| 42 | Harold S. Denson | 38 | Head | Kiln Hand | West Virginia |
| 43 | Clorice Denson | 30 | Wife-H | — | Pennsylvania |
| 44 | Charles Denson | 12 | Son | — | Ohio |
| 45 | Richard Denson | 1 | Son | — | Ohio |
| 46 | Oscar J. Gilson | 48 | Head | Machinist | Ohio |
| 47 | Minnie Gilson | 44 | Wife-H | Decal Girl | West Virginia |
| 48 | Mildred Gilson | 23 | Daughter | Decal Girl | Ohio |
| 49 | George A. Gilson | 15 | Son | — | Ohio |
| 50 | Robert Gilson | 13 | Son | — | Ohio |
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)