JM
James Mason — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Mahoning, Ohio
Our Model Tree links this James Mason across the 1910, 1920 and 1930 US Censuses in Mahoning, Ohio (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 8-person household.
Age 55
b. ~1875
Male
Head
Born: Indiana
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Mahoning, Ohio |
| Surname | Mason |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 34 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Custodian |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 19000 |
| Radio Set | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Custodian |
| Township / Ward | Youngstown City |
| Est. Birth Year | ~1875 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Lydia Mason | Daughter | — | 20 | ~1910 |
| Jayne Mason | Daughter | — | 22 | ~1908 |
| Rosemary Mason | Daughter | — | 14 | ~1916 |
| James Mason | Head | — | 55 | ~1875 |
| Lydia Mason | Other | — | 75 | ~1855 |
| George Shick | Other | — | 21 | ~1909 |
| Madge Shick | Other | — | 21 | ~1909 |
| Rose Mason | Other | — | 55 | ~1875 |
Census Appearances
1910
Mahoning, Ohio
Head, age 36
Mahoning, Ohio · implied b. ~1874 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | James A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Indiana |
| Years Married | 3 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Engineer |
| Industry | Concrete works |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Mahoning, Ohio
Head, age 46
Mahoning, Ohio · implied b. ~1874 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | James A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Pennsylvania |
| Occupation | Foreman |
| Industry | Rubber works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Mahoning, Ohio
Head, age 55
Mahoning, Ohio · implied b. ~1875 — 8 household members
| Surname | Mason |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 34 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Pennsylvania |
| Occupation | Custodian |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 19000 |
| Radio Set | R |
| 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 James Mason across 3 US Census years (1910, 1920 and 1930) in Mahoning, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
James Mason
Head · 1930 · age 55 · b. ~1875 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Mahoning, Ohio
Open full size
1930 US Federal Census — Mahoning, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1845:0664)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Houlihan | 36 | Head | Helper | Pennsylvania |
| 2 | Caroline Houlihan | 40 | Wife-H | Beautician | Ohio |
| 3 | Eugene C. Houlihan | 7 | Son | None | Ohio |
| 4 | Bonnie M. Jenkins | 14 | Step-daughter | None | Montana |
| 5 | John A. Johnson | 53 | Head | Mill Worker | Sweden |
| 6 | Marie Johnson | 50 | Wife-H | None | Sweden |
| 7 | Carolyn R. Johnson | 4 | Daughter | None | Ohio |
| 8 | A. Le Roy Seddon | 48 | Head | Plumber | Ohio |
| 9 | Minnie R. Seddon | 46 | Wife-H | None | West Virginia |
| 10 | Lamar K. Donahay | 26 | Head | Agent | Ohio |
| 11 | Virginia M. Donahay | 24 | Wife-H | None | Pennsylvania |
| 12 | Eugene L. Donahay | 1 | Son | None | Ohio |
| 13 | James A. Mason THIS PERSON | 55 | Head | Custodian | Indiana |
| 14 | Rose C. Mason | 55 | Wife-H | None | Ohio |
| 15 | Jayne C. Mason | 22 | Daughter | Teacher | Ohio |
| 16 | Lydia R. Mason | 20 | Daughter | Teacher | Ohio |
| 17 | Rosemary Mason | 14 | Daughter | None | Ohio |
| 18 | Lydia E. Mason | 75 | Mother | None | Pennsylvania |
| 19 | George F. Shick | 21 | Boarder | Steel-Worker | Ohio |
| 20 | Madge D. Shick | 21 | Wife-B | Stenographer | Ohio |
| 21 | Stephen Colucci | 51 | Head | None | Italy |
| 22 | Anthony Colucci | 48 | Son | None | Ohio |
| 23 | Elizabeth Colucci | 44 | Daughter-in-law | None | Ohio |
| 24 | Stephen Colucci | 24 | Grandson | Truck Driver | Ohio |
| 25 | Evelyn Colucci | 13 | Grand-daughter | Operator | Ohio |
| 26 | John Kelly | 75 | Head | None | Ohio |
| 27 | Sarah J. Kelly | 73 | Wife-H | None | Ohio |
| 28 | Grace J. Black | 46 | Daughter | None | Ohio |
| 29 | George J. Black | 38 | Son-in-law | Tube Worker | Canada-English |
| 30 | John D. Thomas | 60 | Head | Salesman | Ohio |
| 31 | Anna Thomas | 58 | Wife-H | None | Maryland |
| 32 | Helen Meyers | 30 | Daughter | None | Ohio |
| 33 | Earl Meyers | 29 | Son-in-law | Asst Service Director | Ohio |
| 34 | Cameron Camp | 54 | Lodger | Salesman | Pennsylvania |
| 35 | William Davis | 47 | Head | Heater | Ohio |
| 36 | Florence E. Davis | 40 | Wife-H | Cook | Ohio |
| 37 | William Davis | 15 | Son | None | Ohio |
| 38 | Florence Davis | 15 | Daughter | None | Ohio |
| 39 | Mary Davis | 13 | Daughter | None | Ohio |
| 40 | James Murphy | 22 | Lodger | Clerk | Indiana |
| 41 | Elizabeth Murphy | 21 | Lodger | Operator | Indiana |
| 42 | George H. Yates | 58 | Head | Painter Contractor | Ohio |
| 43 | Alice Yates | 56 | Wife-H | None | Ohio |
| 44 | Horace Yates | 25 | Son | Painter | Ohio |
| 45 | Alice E. Yates | 23 | Daughter | Clerk | Ohio |
| 46 | Marion Yates | 17 | Son | None | Ohio |
| 47 | George Wilson | 50 | Head | — | England |
| 48 | Agnes Wilson | 50 | Wife-H | None | Ohio |
| 49 | Velda M. Wilson | 23 | Daughter | Operator | Ohio |
| 50 | Thomas A. Creed | 54 | Head | None | England |
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)