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Mary Mcdermott — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Kings, New York

Our Model Tree links this Mary Mcdermott across the 1920, 1930 and 1940 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 8-person household.

Age 47 b. ~1883 Female Spouse Born: Ireland Married

1930 Census Record Details

Census Year1930
LocationKings, New York
SurnameMcDermott
Given NameMary
Relationship to HeadWife
SexF
Color / RaceWhite
Age47
Marital StatusMarried
BirthplaceIreland
Naturalization StatusNaturalized
Year of Immigration1880
Age at First Marriage22
Father's BirthplaceIreland
Mother's BirthplaceIreland
Additional Details
Can Read/WriteYes
Birth CountryIreland
Birthplace (normalized)ireland
Township / WardBrooklyn Borough
Est. Birth Year~1883

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 1930 census.

Name Relation to head Relative to Mary Age Birth yr
Catherine Mcdermott Daughter — 13 ~1917
Mary Mcdermott Daughter — 15 ~1915
Thomas Mcdermott Head — 61 ~1869
John Mcdermott Son — 20 ~1910
Thomas Mcdermott Son — 21 ~1909
James Mcdermott Son — 18 ~1912
Joseph Mcdermott Son — 11 ~1919
Mary Mcdermott Spouse — 47 ~1883

Census Appearances

1920
Queens, New …
Spouse, age 37
Queens, New York · implied b. ~1883 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McDermott
Given Name Mary
Relationship to Head Wife
Sex F
Color / Race White
Age 37
Marital Status Married
Birthplace Ireland
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue English
Birth Country Ireland
Birthplace (normalized) ireland
1930
Kings, New …
Spouse, age 47
Kings, New York · implied b. ~1883 — 8 household members
Surname McDermott
Given Name Mary
Relationship to Head Wife
Sex F
Color / Race White
Age 47
Marital Status Married
Birthplace Ireland
Naturalization Status Naturalized
Year of Immigration 1880
Age at First Marriage 22
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read/Write Yes
Birth Country Ireland
Birthplace (normalized) ireland
Spouse, age 57
Bronx-County, New York · implied b. ~1883 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McDermott
Given Name Margaret
Relationship to Head Wife
Sex F
Color / Race White
Age 57
Marital Status Married
Birthplace Ireland
1935 Residence (City) New York City
1935 Residence (County) Bronx
Naturalization Status Naturalized
Highest Grade No 8
1935 Residence NY
Birth Country Ireland
Birthplace (normalized) ireland

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 Mary Mcdermott across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcdermott
Spouse · 1930 · age 47 · b. ~1883 · New York
★ You are viewing this record
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

44 people indexed on this census page (ia:1930:newyorkcensus00reel1535rs:0663)

Line Name Age Relation Occupation Birthplace
7 Thomas Mcdermott 61 Head Porter Ireland
8 Mary Mcdermott THIS PERSON 47 Wife — Ireland
9 Thomas Mcdermott 21 Son — New York
10 John Mcdermott 20 Son Clerk New York
11 James Mcdermott 18 Son Clerk New York
12 Mary Mcdermott 15 Daughter — New York
13 Catherine Mcdermott 13 Daughter — New York
14 Joseph Mcdermott 11 Son — New York
15 Edward Dillon 41 Head Foreman Ireland
16 Catherine Dillon 40 Wife — Ireland
17 William Dillon 18 Son — New York
18 Edward Dillon 15 Son — New York
19 Joseph Dillon 13 Son — New York
20 John Dillon 11 Son — New York
21 Catherine Dillon 9 Daughter — New York
22 Mary Dillon 7 Daughter — New York
23 Margaret Dillon 5 Daughter — New York
24 Theresa Dillon 3 Daughter — New York
25 James Dillon 1 Son — New York
26 Richard Dillon 0 Son — New York
27 Matthew Lump 61 Head Clerk Austria
28 Elizabeth Lump 55 Wife — Austria
29 Matthew Lump 44 Son — New York
30 Florence Lump 30 Daughter — New York
31 Matthew Lump 12 Son — New York
32 Florence Lump 11 Daughter — New York
33 Elizabeth Lump 9 Daughter — New York
34 Matthew Lump 7 Son — New York
35 Florence Lump 5 Daughter — New York
36 Elizabeth Lump 3 Daughter — New York
37 Matthew Lump 1 Son — New York
38 Florence Lump 0 Daughter — New York
39 Charles Standish 30 Head Clerk New York
40 Anna Standish 28 Wife — New York
41 Charles Standish 8 Son — New York
42 Simon Kuncha 23 Head Splicer New York
43 Mary Kuncha 21 Wife — New York
44 Simon Kuncha 1 Son — New York
45 Benesso Valletti 49 Head Presser Italy
46 Angela Valletti 42 Wife — Italy
47 Priscilla Valletti 12 Daughter — New York
48 Mary Valletti 10 Daughter — New York
49 Camilla Valletti 8 Daughter — New York
50 Angela Valletti 6 Daughter — New York

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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