JC
John Coffey — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cuyahoga, Ohio
Our Model Tree links this John Coffey across the 1930 and 1940 US Censuses in Cuyahoga, Ohio (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 7-person household.
Age 44
b. ~1886
Male
Head
Born: Irish Free State
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cuyahoga, Ohio |
| Surname | Coffey |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1910 |
| Age at First Marriage | 27 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Motor Car |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Birthplace (normalized) | irish free state |
| Occupation | Mechanic |
| Township / Ward | Cleveland City |
| Est. Birth Year | ~1886 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Coffey | Son | — | 15 | ~1915 |
| James Coffey | Son | — | 8 | ~1922 |
| Margaret Coffey | Daughter | — | 14 | ~1916 |
| John Coffey | Head | — | 44 | ~1886 |
| Bernard Coffey | Son | — | 10 | ~1920 |
| Kathleen Coffey | Daughter | — | 12 | ~1918 |
| Teresa Coffey | Spouse | — | 42 | ~1888 |
Census Appearances
1930
Cuyahoga, Ohio
Head, age 44
Cuyahoga, Ohio · implied b. ~1886 — 7 household members
| Surname | Coffey |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1910 |
| Age at First Marriage | 27 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Mechanic |
| Industry | Motor Car |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Birthplace (normalized) | irish free state |
1940
Cuyahoga-County, Ohio
Head, age 52
Cuyahoga-County, Ohio · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coffy |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Naturalization Status | Naturalized |
| Occupation | maintenance |
| Industry | street railway |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 336 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birthplace (normalized) | irish free state |
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 John Coffey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Coffey
Head · 1930 · age 44 · b. ~1886 · Ohio
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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 — Cuyahoga, Ohio
Open full size
1930 US Federal Census — Cuyahoga, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1777:0533)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John | 14 | Son | — | Pennsylvania |
| 52 | Dominick | 11 | Son | — | Pennsylvania |
| 53 | Anton Hesky | 39 | Head | Machinist | Jugoslavia |
| 54 | Emma Hesky | 33 | Wife | — | Jugoslavia |
| 55 | Emma Hesky | 13 | Daughter | — | Pennsylvania |
| 56 | Peter Hesky | 11 | Son | — | Pennsylvania |
| 57 | James J. Hogan | 47 | Head | Carpenter | Ohio |
| 58 | Edith Hogan | 44 | Wife | Inspector | Ohio |
| 59 | Robert L. Hogan | 21 | Son | — | Ohio |
| 60 | Lucille Hogan | 19 | Daughter | Tracer-Plan | Ohio |
| 61 | Geraldine Hogan | 18 | Daughter | Dental Asst. | Ohio |
| 62 | Josephine Hogan | 17 | Daughter | Office Girl | Ohio |
| 63 | Ruth A. Hogan | 12 | Daughter | — | Ohio |
| 64 | James L. Costello | 25 | Head | — | Ohio |
| 65 | Kathryn Costello | 25 | Wife | Wire-Weaver | Ohio |
| 66 | Kathryn Ann Costello | 0 | Daughter | — | Ohio |
| 67 | Jean Dugan | 43 | Mother-in-law | — | Connecticut |
| 68 | Betty Dugan | 10 | Sister-in-law | — | Ohio |
| 69 | Patricia Dugan | 8 | Sister-in-law | — | Ohio |
| 70 | John J. Coffey THIS PERSON | 44 | Head | Mechanic | Irish Free State |
| 71 | Teresa Coffey | 42 | Wife | — | Irish Free State |
| 72 | John Coffey | 15 | Son | — | Pennsylvania |
| 73 | Margaret Coffey | 14 | Daughter | — | Pennsylvania |
| 74 | Kathleen Coffey | 12 | Daughter | — | Pennsylvania |
| 75 | Bernard Coffey | 10 | Son | — | Pennsylvania |
| 76 | James Coffey | 8 | Son | — | Pennsylvania |
| 77 | Alva R. Hoffman | 32 | Head | Steamfitter | Pennsylvania |
| 78 | Frances Hoffman | 26 | Wife | — | Illinois |
| 79 | Alva Jr. Hoffman | 10 | Son | — | Pennsylvania |
| 80 | Emil Hoffman | 7 | Son | — | Pennsylvania |
| 81 | Betty Jane Hoffman | 2 | Daughter | — | Pennsylvania |
| 82 | Bridget Mackey | 64 | Mother-in-law | — | Irish Free State |
| 83 | John Stump | 42 | Head | Fireman | Europe |
| 84 | Katherine Stump | 33 | Wife | — | Europe |
| 85 | John Jr. Stump | 13 | Son | — | Ohio |
| 86 | Katherine Stump | 11 | Daughter | — | Ohio |
| 87 | Martin Stump | 8 | Son | — | Ohio |
| 88 | William Stump | 9 | Son | — | Europe |
| 89 | William Mceachern | 35 | Head | Horseman | Scotland |
| 90 | Daisy Mceachern | 32 | Wife | — | England |
| 91 | Francis Mceachern | 8 | Son | — | Ohio |
| 92 | Helen Mceachern | 6 | Daughter | — | Ohio |
| 93 | Sarah Slade | 73 | Boarder | — | Wales |
| 94 | Thomas Kelch | 48 | Head | Laborer | Pennsylvania |
| 95 | Annie Kelch | 42 | Wife | — | Pennsylvania |
| 96 | Elizabeth Kelch | 25 | Daughter | Inspector | Pennsylvania |
| 97 | George A. Kelch | 23 | Son | Inspector | Pennsylvania |
| 98 | Thomas Jr. Kelch | 19 | Son | Tester | Pennsylvania |
| 99 | Grace Kelch | 15 | Daughter | — | Pennsylvania |
| 100 | Willis Kelch | 9 | Son | — | 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)