JH
John Harrington — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cuyahoga-County, Ohio
Our Model Tree links this John Harrington across the 1930 and 1940 US Censuses in Cuyahoga-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 9-person household.
Age 21
b. ~1919
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cuyahoga-County, Ohio |
| Surname | Harrington |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Additional Details | |
| Occupation | Machine Operator |
| Industry | Lamp Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 948 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Machine Operator |
| Township / Ward | Cleveland |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ida Harrington | Daughter | — | 5 | ~1935 |
| John Harrington | Head | — | 45 | ~1895 |
| John Harrington | Son | — | 21 | ~1919 |
| Richard Harrington | Son | — | 18 | ~1922 |
| Jerome Harrington | Son | — | 11 | ~1929 |
| Thomas Harrington | Son | — | 19 | ~1921 |
| Joseph Harrington | Son | — | 11 | ~1929 |
| Raymond Harrington | Son | — | 16 | ~1924 |
| Alys Harrington | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Cuyahoga, Ohio
Son, age 11
Cuyahoga, Ohio · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harrington |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Cuyahoga-County, Ohio
Son, age 21
Cuyahoga-County, Ohio · implied b. ~1919 — 9 household members
| Surname | Harrington |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Occupation | Machine Operator |
| Industry | Lamp Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 948 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same House |
| 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 John Harrington across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Harrington
Son · 1940 · age 21 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
Richard Harrington
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jerome Harrington
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Harrington
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Harrington
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ida Harrington
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Harrington
Sibling · 1940 · age 11
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
1940 US Federal Census — Cuyahoga-County, Ohio
Open full size
1940 US Federal Census — Cuyahoga-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03229-00558)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Catharine Raggetz | 7 | daughter | — | Ohio |
| 42 | Sophia Raggetz | 1 | daughter | — | Ohio |
| 43 | Harry Hess | 39 | Head | Assembler | Indiana |
| 44 | Mary Hess | 28 | wife | — | Ohio |
| 45 | Louise Hess | 15 | daughter | — | Ohio |
| 46 | Harriet Hess | 8 | daughter | — | Ohio |
| 47 | Michael Ongerth | 70 | Head | — | Austria |
| 48 | Katherine Ongerth | 56 | wife | — | Austria |
| 49 | Anton Supan | 59 | Lodger | Store Clerk | Austria |
| 50 | Michael Hiscak | 24 | Lodger | Gas Inspector | Illinois |
| 51 | John Harrington | 45 | Head | Clerk | Ohio |
| 52 | Alys Harrington | 46 | wife | — | Ohio |
| 53 | John Harrington THIS PERSON | 21 | son | Machine Operator | Ohio |
| 54 | Thomas Harrington | 19 | son | Salesman | Ohio |
| 55 | Richard Harrington | 18 | son | — | Ohio |
| 56 | Raymond Harrington | 16 | son | Newsboy | Ohio |
| 57 | Joseph Harrington | 11 | son | — | Ohio |
| 58 | Jerome Harrington | 11 | son | — | Ohio |
| 59 | Ida May Harrington | 5 | daughter | — | Ohio |
| 60 | Mack Bowens | 48 | Head | Machine Operator | Ireland |
| 61 | Frances Bowens | 44 | wife | — | Ohio |
| 62 | Mary Bowens | 22 | daughter | Housekeeper | Ohio |
| 63 | Martin Bowens | 21 | son | Salesman | Ohio |
| 64 | John Bowens | 20 | son | Foot Press | Ohio |
| 65 | Robert Bowens | 12 | son | — | Ohio |
| 66 | Joseph Nealon | 44 | Head | Carpenter Contractor | Penna |
| 67 | Martha Nealon | 44 | wife | — | Ohio |
| 68 | George Nealon | 14 | son | — | Ohio |
| 69 | Joseph Jr. Nealon | 24 | son | Arc Welder | Ohio |
| 70 | Ann Nealon | 21 | daughter-in-law | — | Penna |
| 71 | Ugene Nealon | 1 | son | — | Ohio |
| 72 | Bruce Bannister | 47 | Head | Body Builder | Scotland |
| 73 | Hulda Bannister | 47 | wife | — | New York |
| 74 | James Bannister | 58 | brother | Journeyman | Scotland |
| 75 | Warren Maxwell | 36 | Head | Bench Helper | Ohio |
| 76 | Maud Maxwell | 40 | wife | — | Ohio |
| 77 | Betty Maxwell | 11 | daughter | — | Ohio |
| 78 | Claude Maxwell | 9 | son | — | Ohio |
| 79 | Kenneth Maxwell | 3 | son | — | Ohio |
| 80 | Herman Delventhal | 35 | Head | Tool Maker | Ohio |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)