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Mary Cahill — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · New York, New York

Our Model Tree links this Mary Cahill across the 1920 and 1930 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 8-person household.

Age 37 b. ~1893 Female Head Born: Ireland Widowed

1930 Census Record Details

Census Year1930
LocationNew York, New York
SurnameCahill
Given NameMary
Relationship to HeadHead
SexF
Color / RaceWhite
Age37
Marital StatusWidowed
BirthplaceIreland
Naturalization StatusNaturalized
Year of Immigration1903
Father's BirthplaceIreland
Mother's BirthplaceIreland
Additional Details
OccupationWaitress
IndustryRest. House
Class of WorkerW
Can Read/WriteYes
Mother TongueEnglish
Home Owned/Rented25.00
VeteranR
Birth CountryIreland
Birthplace (normalized)ireland
OccupationWaitress
Township / WardNew York City
Est. Birth Year~1893

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
Edward Cahill Son — 7 ~1923
Mary Cahill Head — 37 ~1893
Michael Cahill Son — 11 ~1919
Margarette Cahill Daughter — 15 ~1915
Linda Cahill Daughter — 14 ~1916
Catherine Cahill Daughter — 9 ~1921
William Cahill Son — 12 ~1918
Ellen Cahill Daughter — 17 ~1913

Census Appearances

1920
New York, …
Head, age 29
New York, New York · implied b. ~1891 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Cahill
Given Name Mary
Relationship to Head Head
Sex F
Color / Race White
Age 29
Marital Status Widowed
Birthplace Ireland
Year of Immigration 1896
Naturalization Status Naturalized
Father's Birthplace Ireland
Mother's Birthplace Ireland
Occupation none
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue English
Home Owned/Rented R
Birth Country Ireland
Year of Naturalization 1903|1905
Birthplace (normalized) ireland
1930
New York, …
Head, age 37
New York, New York · implied b. ~1893 — 8 household members
Surname Cahill
Given Name Mary
Relationship to Head Head
Sex F
Color / Race White
Age 37
Marital Status Widowed
Birthplace Ireland
Naturalization Status Naturalized
Year of Immigration 1903
Father's Birthplace Ireland
Mother's Birthplace Ireland
Occupation Waitress
Industry Rest. House
Class of Worker W
Can Read/Write Yes
Mother Tongue English
Home Owned/Rented 25.00
Veteran R
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 Cahill across 2 US Census years (1920 and 1930) in New York, New York, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cahill
Head · 1930 · age 37 · b. ~1893 · New York
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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

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

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1551:0317)

Line Name Age Relation Occupation Birthplace
1 John Coss 36 Head — New York
2 Irene Curran 36 Head Supervisor Vermont
3 Russell Curran 13 Son — New York
4 Wallace Curran 11 Son — New York
5 Edith Curran 10 Daughter — New York
6 Gerald Curran 8 Son — New York
7 Gloria Curran 6 Daughter — New York
8 Marilyn Curran 2 Daughter — New York
9 Mary Anderson 45 Head — Ireland
10 Edward Raleigh 24 Nephew Truck Driver Ireland
11 Jennie Canaslo 42 Head Maid France
12 Louisa Canaslo 45 Sister Maid France
13 Jessie Simouke 52 Head Houseman Greece
14 Elizabeth Simouke 51 Wife — Greece
15 Sylvia Simouke 16 Daughter — Greece
16 Chris Simouke 14 Son Bookkeeper Greece
17 Steve Zivus 27 Lodger Waiter Greece
18 Harry Savas 29 Head Waiter Greece
19 Irene Savas 34 Wife — Greece
20 Ethel Savas 11 Daughter — New York
21 George Savas 9 Son — New York
22 Brida Savas 8 Daughter — New York
23 Raymon Savas 5 Daughter — New York
24 Peter Savas 3 Son — New York
25 Alejo Lopez 26 Head Baker Mexico
26 Joseph Torres 33 Lodger Laborer Mexico
27 Florentina Vasquez 30 Lodger Pressman Mexico
28 Mary Cahill THIS PERSON 37 Head Waitress Ireland
29 Ellen Cahill 17 Daughter Operator New York
30 Margarette Cahill 15 Daughter — New York
31 Linda Cahill 14 Daughter — New York
32 William Cahill 12 Son — New York
33 Michael Cahill 11 Son — New York
34 Catherine Cahill 9 Daughter — New York
35 Edward Cahill 7 Son — New York
36 Emanuel Miller 35 Head Presser Spain
37 Harry Reliet 22 Lodger Cook France
38 Angel Razzu 21 Lodger Waiter France
39 Gustave Raymond 24 Lodger Cook France
40 George Sakellarios 36 Head Dispenser Greece
41 Harriette Sakellarios 29 Wife — Greece
42 Edith Sakellarios 5 Daughter — New York
43 Charles Rossi 37 Head Butcher Italy
44 Nicholas Marudas 34 Head Salesman Greece
45 Eugenia Marudas 50 Wife — Greece
46 Angelo Marudas 33 Son Dispenser Greece
47 Stella Marudas 19 Daughter Clerk New York
48 Beatrice Marudas 14 Daughter — New York
49 Stephen Marudas 12 Son — New York
50 John Marudas 10 Son — 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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