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William Mckay — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Kings, New York

Our Model Tree links this William Mckay across the 1930 and 1940 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a son (b.~1905), then head of a 6-person household.

Age 25 b. ~1905 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationKings, New York
SurnameMcKay
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age25
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceScotland
Mother's BirthplaceEngland
Additional Details
OccupationClerk
IndustryMail Order
Class of WorkerW
Can Read/WriteYes
VeteranNo
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationClerk
Township / WardBorough Of Brooklyn
Est. Birth Year~1905

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.

6 people recorded at the same address in the 1930 census.

Name Relation to head Relative to William Age Birth yr
Mary Mckay Spouse — 59 ~1871
William Mckay Son — 25 ~1905
Catherine Mckay Daughter — 20 ~1910
George Mckay Head — 58 ~1872
George Mckay Son — 27 ~1903
John Mckay Son — 14 ~1916

Census Appearances

1930
Kings, New …
Son, age 25
Kings, New York · implied b. ~1905 — 6 household members
Surname McKay
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 25
Marital Status Single
Birthplace New York
Father's Birthplace Scotland
Mother's Birthplace England
Occupation Clerk
Industry Mail Order
Class of Worker W
Can Read/Write Yes
Veteran No
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
Kings-County, New …
Head, age 36
Kings-County, New York · implied b. ~1904 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname MacKay
Given Name William
Relationship to Head head
Sex M
Color / Race White
Age 36
Marital Status Married
Birthplace New York
1935 Residence (City) New York City
1935 Residence (County) Kings
Occupation Laborer
Industry Road Construction
Class of Worker PW
Hours Worked 27
Income (1939) 465
Highest Grade H 1
1935 Residence Same Place
Birth State New York
Birth Country United States
Birthplace (normalized) new york

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 William Mckay across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mckay
Son · 1930 · age 25 · b. ~1905 · New York
★ You are viewing this record
Sibling
George Mckay
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mckay
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mckay
Sibling · 1930 · age 20
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

1930 US Federal Census — Kings, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1505:0186)

Line Name Age Relation Occupation Birthplace
1 Hans Hansen 33 Head Truckman Norway
2 Marie Hansen 35 Wife — Norway
3 Hans Hansen 14 Son — New York
4 Ruth Mehle 7 Niece — Germany
5 William Mehle 30 Boarder Machinist Germany
6 William Mehle 24 Boarder Carpenter Germany
7 George Goffere 25 Head Machinist New York
8 Lydia Goffere 24 Wife — New York
9 George Goffere 2 Son — New York
10 Werner Goffere 1 Son — New York
11 Charles Wagner 56 Head Decorator Germany
12 Anna Wagner 54 Wife — Germany
13 Theresa Wagner 22 Daughter Saleswoman New York
14 Anna Wagner 20 Daughter Clerk New York
15 Charles Wagner 17 Son Clerk New York
16 William Wagner 14 Son — New York
17 George Wagner 11 Son — New York
18 Edward Mendelson 55 Head — New York
19 Anna Mendelson 50 Wife — New York
20 Edward Mendelson 21 Son — New York
21 Louis White 38 Head Clerk New York
22 Catherine White 36 Wife — New York
23 Louis White 7 Son — New York
24 Kenneth P. White 4 Son — New York
25 William White 26 Brother Clerk New York
26 George Mckay 58 Head — Scotland
27 Mary Mckay 59 Wife — England
28 George Mckay 27 Son Clerk New York
29 William Mckay THIS PERSON 25 Son Clerk New York
30 Catherine Mckay 20 Daughter — New York
31 John Mckay 14 Son — New York
32 James Green 51 Head — Germany
33 Theresa Green 52 Wife — Germany
34 James Green 24 Son Machinist New York
35 George Ross 47 Brother-in-law Machinist New York
36 Charles Fischer 45 Head Machinist Germany
37 Anna Fischer 43 Wife — Germany
38 Charles Fischer 19 Son Machinist New York
39 Oscar Ennerberg 34 Head Butcher Sweden
40 Olga Ennerberg 35 Wife — Sweden
41 Otto Carlson 41 Boarder Carpenter Sweden
42 James Lopes 53 Head Clerk England
43 Mary Lopes 54 Wife — England
44 Mary Lopes 17 Daughter — New York
45 James Lopes 13 Son — New York
46 William Lopes 11 Son — New York
47 Dorothy Lopes 8 Daughter — New York
48 John Lopes 5 Son — New York
49 Robert Lopes 2 Son — New York
50 William Lopes 45 Head Chef New York

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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)

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