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John Coffey — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · New-York-County, New York

Our Model Tree links this John Coffey across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.

Age 13 b. ~1927 Male Son Born: New Jersey Single

1940 Census Record Details

Census Year1940
LocationNew-York-County, New York
SurnameCoffey
Given NameJohn T
Relationship to HeadSon
SexM
Color / RaceWhite
Age13
Marital StatusSingle
BirthplaceNew Jersey
1935 Residence (City)Fords
1935 Residence (County)Middlesex
Additional Details
Income (1939)0
Highest GradeH-2
1935 ResidenceNew Jersey
Birth StateNew Jersey
Birth CountryUnited States
Birthplace (normalized)new jersey
Township / WardManhattan Borough
Est. Birth Year~1927

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 1940 census.

Name Relation to head Relative to John Age Birth yr
Elizabeth Coffey Daughter — 11 ~1929
Matthew Coffey Son — 19 ~1921
Catherine Coffey Daughter — 18 ~1922
Matthew Coffey Head — 45 ~1895
John Coffey Son — 13 ~1927
James Coffey Son — 6 ~1934
Irene Coffey Daughter — 16 ~1924
Katherine Coffey Spouse — 46 ~1894

Census Appearances

1930
Union, New …
Son, age 3
Union, New Jersey · implied b. ~1927 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Coffey
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 3
Marital Status Single
Birthplace New Jersey
Father's Birthplace New Jersey
Mother's Birthplace New Jersey
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey
1940
New-York-County, New …
Son, age 13
New-York-County, New York · implied b. ~1927 — 8 household members
Surname Coffey
Given Name John T
Relationship to Head Son
Sex M
Color / Race White
Age 13
Marital Status Single
Birthplace New Jersey
1935 Residence (City) Fords
1935 Residence (County) Middlesex
Income (1939) 0
Highest Grade H-2
1935 Residence New Jersey
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey

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.
Linked across censuses
Our Model Tree links John Coffey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Coffey
Son · 1940 · age 13 · b. ~1927 · New York
★ You are viewing this record
Sibling
Irene Coffey
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Coffey
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Coffey
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Coffey
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matthew Coffey
Sibling · 1940 · age 19
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 — New-York-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02641-00849)

Line Name Age Relation Occupation Birthplace
1 Emily F O'Neill 66 Head — New York
2 Arthur W Sprague 62 Boarder — New York
3 George Flynn 41 Head Taxi Driver New York
4 Annabelle Flynn 43 Wife — New York
5 Iraie F Flynn 21 Daughter Clerk New York
6 George F Flynn 20 Son Repairman New York
7 Eleanor E Flynn 15 Daughter — New York
8 Ruth E Flynn 10 Daughter — New York
9 Elizabeth Gustavson 32 Head Elevator Operator England
10 Howard Gustavson 14 Son — New York
11 Shirley Gustavson 9 Daughter — New York
12 Sandra D Gustavson 6 Daughter — New York
13 Ethel Howard 34 Sister — Scotland
14 Katherine Lamar 39 Head Waitress Austria
15 Joseph Lamar 21 Son Delivery Store Kentucky
16 Stella Lamar 19 Daughter Clerk West Virginia
17 Andrew Kelly 45 Head Chauffeur New York
18 Catherine Kelly 42 Wife — New York
19 Aileen A Kelly 18 Daughter — New York
20 Andrew J Kelly 8 Son — New York
21 Mary A Kelly 12 Daughter — New York
22 James J Feeny 38 Brother-in-law Chauffeur New York
23 Minnie Lee 79 Head — New York
24 Matthew J Coffey 45 Head Doorman New York
25 Katherine Coffey 46 Wife — Hungary
26 Matthew Coffey 19 Son Junior Office Clerk New York
27 Catherine E Coffey 18 Daughter New Worker New Jersey
28 Irene M Coffey 16 Daughter — New Jersey
29 John T Coffey THIS PERSON 13 Son — New Jersey
30 Elizabeth H Coffey 11 Daughter — New Jersey
31 James E Coffey 6 Son — New Jersey
32 Michael Harrison 40 Head Laborer Irish Free State
33 Susan Harrison 45 Wife — Northern Ireland
34 Andrew M Harrison 15 Son — New York
35 John J Harrison 14 Son — New York
36 Thomas J Harrison 12 Son — New York
37 Susan A Harrison 9 Daughter — New York
38 Anthony Biaso 50 Head Proprietor Italy
39 Angelina Biaso 45 Wife — Italy
40 Josephine Biaso 23 Daughter Secretary New York

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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)

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