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Mary Delaney — 1920 US Census Record

Model Tree available

1920 United States Federal Census · New York, New York

Our Model Tree links this Mary Delaney across the 1910, 1920 and 1930 US Censuses in New York, New York (XGBoost, ~Confirmed), with identified parents Bernard & Bernard — first a daughter (b.~1911), then head of a 6-person household.

Age 9 b. ~1911 Female Daughter Born: New York Single

1920 Census Record Details

Census Year1920
LocationNew York, New York
SurnameDelaney
Given NameMary
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age9
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
OccupationStudent
Can ReadYes
Can WriteYes
Speaks EnglishYes
Mother TongueEng
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationStudent
Township / WardNew York City
Est. Birth Year~1911

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 1920 census.

Name Relation to head Relative to Mary Age Birth yr
Mary Polanco Spouse — 36 ~1884
Bernard Delaney Head — 42 ~1878
Thomas Delaney Son — 3 ~1917
Mary Delaney Daughter — 9 ~1911
Loretta Delaney Spouse — 35 ~1885
Gertrude Delaney Daughter — 7 ~1913

Census Appearances

1910
New York, …
Daughter, age
New York, New York · implied b. ~1910 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Delaney
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 0
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
1920
New York, …
Daughter, age 9
New York, New York · implied b. ~1911 — 6 household members
Surname Delaney
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 9
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Student
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue Eng
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
New York, …
Daughter, age 20
New York, New York · implied b. ~1910 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname De Laney
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 20
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Typist
Industry Office
Class of Worker W
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.
Model Tree available
Our Model Tree links Mary Delaney across 3 US Census years (1910, 1920 and 1930) in New York, New York, using XGBoost record linkage. Identified parents: father Bernard Delaney (~0.92 confidence) and father Bernard De Laney (~0.92 confidence) and father Reynold Delaney (~0.92 confidence) and mother Mary Polanco (~0.92 confidence) and mother Loretta Delaney (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Bernard Delaney
b. ~1878
Source father
● Household · direct · ~0.92
Father
Bernard De Laney
b. ~1881
Source father
● Household · direct · ~0.92
Father
Reynold Delaney
b. ~1882
Source father
● Household · direct · ~0.92
Mother
Mary Polanco
b. ~1884
Source mother
● Household · direct · ~0.92
Mother
Loretta Delaney
b. ~1885
Source mother
● Household · direct · ~0.92
This person
Anchor record
Mary Delaney
Daughter · 1920 · age 9 · b. ~1911 · New York
★ You are viewing this record
Sibling
Thomas Delaney
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Delaney
Sibling · 1920 · age 7
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

1920 US Federal Census — New York, New York Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu1207unit:0045)

Line Name Age Relation Occupation Birthplace
51 Eliz Farley 70 Roomer Laundry Ironer Ireland
52 Martha Lowery 44 Head Center Felting New York
53 Rose Lowery 36 Wife — Ireland
54 Frank Emeterio 28 Head Stableman Starter Spain
55 Julia Emeterio 19 Wife Housewife Cuba
56 Pauline Emeterio 2 Daughter — New York
57 Bernardo Emeterio 30 Brother Starter Spain
58 Inez Emeterio 26 Wife Chauffeur Spain
59 Margaret Kane 45 Head — Ireland
60 Edward Smith 42 Roomer Laborer Ireland
61 Joseph Elliot 53 Roomer Laundry Shirt Ironer Kentucky
62 George Hickson 21 Roomer Paper Tube Maker Paper Box Factory Ireland
63 Bernard Delaney 42 Head Electrician Street R.R. New York
64 Loretta Delaney 35 Wife Housewife New York
65 Mary Delaney THIS PERSON 9 Daughter Student New York
66 Gertrude Delaney 7 Daughter Student New York
67 Thomas Delaney 3 Son — New York
68 Mary Polanco 36 Wife Housewife New York
69 Andrew Polanco 41 Head Boot Black Italy
70 Joseph Polanco 15 Son Student New York
71 James Polanco 12 Son Student New York
72 Theresa Polanco 10 Daughter Student New York
73 Teresa Faith 60 Mother Housewife Italy
74 Joseph Sullivan 52 Head Artisan Penn.
75 Mary Sullivan 37 Wife Housewife Eng
76 Mary Sullivan 14 Daughter Student Penn.
77 William Sullivan 15 Son Clerk File Penn.
78 James Neville 60 Head Helper Ireland
79 Annie Neville 56 Wife Housewife Ireland
80 John Neville 27 Son Clerk Insurance New York
81 Timothy Neville 25 Son Longshoreman New York
82 Anna Neville 20 Daughter Forewoman P. Factory New York
83 Peter Neville 18 Son Helper Elect. Co. New York
84 Bridget Neville 17 Daughter Clerk Hats New York
85 James Neville 14 Son Student New York
86 Thomas Mcternan 48 Head Housewife Ireland
87 Julia Mcternan 48 Wife Mechanic Shop Ireland
88 Mary Mcternan 20 Daughter Novelties Maker Conn.
89 Julia Mcternan 17 Daughter Clerk Conn.
90 Thomas Mcternan 16 Son Helper Delivery Conn.
91 Joseph Engel 54 Head Laborer Mattress Factory Germany
92 Teresa Engel 55 Wife Housewife Germany
93 Bertha Engel 24 Daughter — New York
94 Walter Engel 23 Son Printer Feeder New York
95 William Prendergast 33 Head Burner Maker Ireland
96 Laura Prendergast 31 Wife Housewife Ireland
97 Rita Prendergast 2 Daughter — New York
98 Alice Prendergast 0 Daughter — New York
99 James Gannon 40 Head Guard Subway Ireland
100 Mabel Gannon 39 Wife Housewife Ireland

Search for Mary Delaney

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Pedigree Summary

Mary + 2 siblings
Gen 1 · 5 parents ~0.92
Max depth 4 (1900–1950 window)

About This Record & Model Tree

This record was independently indexed by YourRoots from the 1920 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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