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Margaret Mcgrath — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Erie, New York

Our Model Tree links this Margaret Mcgrath across the 1920 and 1930 US Censuses in Erie, New York (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 24-person household.

Age 12 b. ~1918 Female Daughter Born: New York Single

1930 Census Record Details

Census Year1930
LocationErie, New York
SurnameMcGrath
Given NameMargaret
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age12
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceScotland
Additional Details
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardCity Of Buffalo
Est. Birth Year~1918

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.

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

Name Relation to head Relative to Margaret Age Birth yr
Edward Mcgrath Son — 2 ~1928
Thomas Mcgrath Other — 70 ~1860
Catherine Mcgrath Daughter — 14 ~1916
John Mcgrath Son — 18 ~1912
Thomas Mcgrath Son — 4 ~1926
Catherine Mcgrath Other — 28 ~1902
John Mcgrath Head — 45 ~1885
Mary Mcgrath Daughter — 10 ~1920
James Mcgrath Son — 16 ~1914
Thomas Mcgrath Other — 38 ~1892
Margaret Mcgrath Daughter — 12 ~1918
Robert Mcgrath Son — 6 ~1924
Helen Mcgrath Daughter — ~1930
Margaret Mcgrath Other — 30 ~1900
William Mcgrath Son — 8 ~1922
Mary Mcgrath Other — 26 ~1904
Catherine Mcgrath Other — 65 ~1865
Edward Mcgrath Other — 36 ~1894
Joseph Mcgrath Other — 34 ~1896
Helen Mcgrath Daughter — 22 ~1908
Catherine Mcgrath Spouse — 40 ~1890
Helen Mcgrath Other — 32 ~1898
Joseph Mcgrath Son — 1 ~1929
James Mcgrath Other — 40 ~1890

Census Appearances

1920
Erie, New …
Daughter, age 2
Erie, New York · implied b. ~1918 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McGrath
Given Name Margaret
Relationship to Head Daughter
Sex F
Color / Race White
Age 2
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation none
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
Erie, New …
Daughter, age 12
Erie, New York · implied b. ~1918 — 24 household members
Surname McGrath
Given Name Margaret
Relationship to Head Daughter
Sex F
Color / Race White
Age 12
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace Scotland
Can Read/Write Yes
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 Margaret Mcgrath across 2 US Census years (1920 and 1930) in Erie, New York, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Mcgrath
Daughter · 1930 · age 12 · b. ~1918 · New York
★ You are viewing this record
Sibling
Joseph Mcgrath
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mcgrath
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcgrath
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Mcgrath
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mcgrath
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mcgrath
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mcgrath
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcgrath
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mcgrath
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mcgrath
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mcgrath
Sibling · 1930 · age 6
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 — Erie, New York Open full size

Page Contents

48 people indexed on this census page (ia:1930:newyorkcensus00reel1433:0384)

Line Name Age Relation Occupation Birthplace
3 Frank Lidmote 28 Head Laborer New York
4 Antoinette Lidmote 20 Wife — New York
5 Frank Jr. Lidmote 2 Son — New York
6 Robert Lidmote 1 Son — New York
7 Mary Lidmote 60 Mother — Ireland
8 John Mcgrath 45 Head Laborer New York
9 Catherine Mcgrath 40 Wife — Scotland
10 John Mcgrath 18 Son Laborer New York
11 James Mcgrath 16 Son — New York
12 Catherine Mcgrath 14 Daughter — New York
13 Margaret Mcgrath THIS PERSON 12 Daughter — New York
14 Mary Mcgrath 10 Daughter — New York
15 William Mcgrath 8 Son — New York
16 Robert Mcgrath 6 Son — New York
17 Thomas Mcgrath 4 Son — New York
18 Edward Mcgrath 2 Son — New York
19 Joseph Mcgrath 1 Son — New York
20 Helen Mcgrath 0 Daughter — New York
21 James Mcgrath 40 Brother Laborer New York
22 Thomas Mcgrath 38 Brother Laborer New York
23 Edward Mcgrath 36 Brother Laborer New York
24 Joseph Mcgrath 34 Brother Laborer New York
25 Helen Mcgrath 32 Sister — New York
26 Margaret Mcgrath 30 Sister — New York
27 Catherine Mcgrath 28 Sister — New York
28 Mary Mcgrath 26 Sister — New York
29 Thomas Mcgrath 70 Father — Ireland
30 Catherine Mcgrath 65 Mother — Ireland
31 Helen Mcgrath 22 Daughter Secretary New York
32 Evelyn M. Smith 24 Head — New York
33 Gordon B. Smith 3 Son — New York
34 Robert Robinson 25 Head Laborer Missouri
35 Lillian Robinson 25 Wife — Michigan
36 Robert Jr. Robinson 4 Son — New York
37 Richard Robinson 2 Son — New York
38 James Robinson 1 Son — New York
39 Thomas Robinson 0 Son — New York
40 George Scott 25 Head Laborer New York
41 Hilda Scott 22 Wife — Russia
42 George Jr. Scott 4 Son — New York
43 Robert Scott 2 Son — New York
44 William Scott 1 Son — New York
45 Mary Scott 0 Daughter — New York
46 Robert Scott 19 Brother Laborer New York
47 William Scott 17 Brother — New York
48 James Scott 15 Brother — New York
49 Thomas Scott 13 Brother — New York
50 Edward Scott 11 Brother — 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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