JI
James Irwin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Indiana, Pennsylvania
Our Model Tree links this James Irwin across the 1910, 1920 and 1930 US Censuses in Indiana, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1852), then head of a 3-person household.
Age 78
b. ~1852
Male
Head
Born: Pennsylvania
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Indiana, Pennsylvania |
| Surname | Irwin |
| Given Name | James M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Retired |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | 151 |
| Veteran | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Retired |
| Township / Ward | Montgomery Township Part |
| Est. Birth Year | ~1852 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Irwin | Head | — | 78 | ~1852 |
| Vienna Irwin | Daughter | — | 26 | ~1904 |
| Nora Irwin | Daughter | — | 48 | ~1882 |
Census Appearances
1910
Indiana, Pennsylvania
Head, age 58
Indiana, Pennsylvania · implied b. ~1852 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Irwin |
| Given Name | James M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 36 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Industry | Home Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Indiana, Pennsylvania
Head, age 67
Indiana, Pennsylvania · implied b. ~1853 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Irwin |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Indiana, Pennsylvania
Head, age 78
Indiana, Pennsylvania · implied b. ~1852 — 3 household members
| Surname | Irwin |
| Given Name | James M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Retired |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | 151 |
| Veteran | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Irwin across 3 US Census years (1910, 1920 and 1930) in Indiana, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
James Irwin
Head · 1930 · age 78 · b. ~1852 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Indiana, Pennsylvania
Open full size
1930 US Federal Census — Indiana, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2046:0360)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Edward E | 5 | Son | — | Pennsylvania |
| 52 | Thomas M Pollard | 41 | Head | Farmer | Pennsylvania |
| 53 | Alice Pollard | 32 | Wife-H | — | Pennsylvania |
| 54 | Charles E Pollard | 9 | Son | — | Pennsylvania |
| 55 | Dollie L Pollard | 8 | Daughter | — | Pennsylvania |
| 56 | Harry A Pollard | 6 | Son | — | Pennsylvania |
| 57 | James T Pollard | 3 | Son | — | Pennsylvania |
| 58 | Leroy L Pollard | 2 | Son | — | Pennsylvania |
| 59 | Cordelia Pollard | 65 | Mother | — | Pennsylvania |
| 60 | Don E Pollard | 34 | Brother | Laborer | Pennsylvania |
| 61 | James M Irwin THIS PERSON | 78 | Head | Retired | Pennsylvania |
| 62 | Nora M Irwin | 48 | Daughter | — | Pennsylvania |
| 63 | Vienna U Irwin | 26 | Daughter | — | Pennsylvania |
| 64 | Lemuel A Fisher | 61 | Head | Farmer | Pennsylvania |
| 65 | Lillie Fisher | 54 | Wife-H | — | Pennsylvania |
| 66 | Hazel R Fisher | 21 | Daughter | — | Pennsylvania |
| 67 | Harmon T Fisher | 17 | Son | — | Pennsylvania |
| 68 | Paul A Fisher | 15 | Son | — | Pennsylvania |
| 69 | Jay A Fisher | 14 | Son | — | Pennsylvania |
| 70 | George A Fisher | 11 | Son | — | Pennsylvania |
| 71 | Harry A Smith | 34 | Head | Farmer | Pennsylvania |
| 72 | Hulda A Smith | 35 | Wife-H | — | Pennsylvania |
| 73 | Ethel M Smith | 12 | Daughter | — | Pennsylvania |
| 74 | Emily R Smith | 11 | Son | — | Pennsylvania |
| 75 | Linsley D Smith | 4 | Son | — | Pennsylvania |
| 76 | Hester C Sheesley | 27 | Head | Coal Miner | Pennsylvania |
| 77 | Laura B Sheesley | 24 | Wife-H | — | North Carolina |
| 78 | Dalton D Sheesley | 1 | Son | — | Pennsylvania |
| 79 | Norman O Sheesley | 0 | Son | — | Pennsylvania |
| 80 | David L Sheesley | 57 | Father | Farmer | Pennsylvania |
| 81 | Julia A Plyman | 57 | Mother-in-law | — | North Carolina |
| 82 | William H O'Harrah | 52 | Head | Coal Miner | Pennsylvania |
| 83 | Emma M O'Harrah | 38 | Wife-H | — | Pennsylvania |
| 84 | John Klafak | 31 | Head | Coal Miner | Pennsylvania |
| 85 | Mary Klafak | 26 | Wife-H | — | Pennsylvania |
| 86 | Elizabeth B Klafak | 8 | Daughter | — | Pennsylvania |
| 87 | Margaret B Klafak | 6 | Daughter | — | Pennsylvania |
| 88 | Arlene M Klafak | 3 | Daughter | — | Pennsylvania |
| 89 | Joseph Klafak | 21 | Brother | Steel Laborer | Pennsylvania |
| 90 | Howard N O'Harrah | 49 | Head | Coal Miner | Pennsylvania |
| 91 | Mary H O'Harrah | 42 | Wife-H | — | Pennsylvania |
| 92 | Alice L Mcquiston | 23 | Daughter | — | Pennsylvania |
| 93 | Ester L O'Harrah | 15 | Daughter | — | Pennsylvania |
| 94 | Ralph M O'Harrah | 9 | Son | — | Pennsylvania |
| 95 | Virginia L O'Harrah | 7 | Daughter | — | Pennsylvania |
| 96 | Lois P O'Harrah | 4 | Daughter | — | Pennsylvania |
| 97 | Marion L Mcquiston | 1 | Granddaughter | — | Pennsylvania |
| 98 | Michael Klafak | 60 | Head | Farmer | Czecho Slovakia |
| 99 | Anna Klafak | 60 | Wife-H | — | Czecho Slovakia |
| 100 | George Klafak | 17 | Son | Laborer | Pennsylvania |
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)