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William Donnelly — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cayuga-County, New York

Our Model Tree links this William Donnelly across the 1930 and 1940 US Censuses in Cayuga-County, New York (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 6-person household.

Age 12 b. ~1928 Male Son Born: New York Single

1940 Census Record Details

Census Year1940
LocationCayuga-County, New York
SurnameDonnelly
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age12
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)Auburn City
1935 Residence (County)Cayuga
Additional Details
Highest Grade6
1935 ResidenceSame place
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardAuburn City
Est. Birth Year~1928

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 1940 census.

Name Relation to head Relative to William Age Birth yr
Donald Donnelly Son — 16 ~1924
Julia Donnelly Other — 66 ~1874
Maynard Donnelly Head — 43 ~1897
Robert Donnelly Son — 15 ~1925
William Donnelly Son — 12 ~1928
Thomas Donnelly Son — 5 ~1935

Census Appearances

1930
Cayuga, New …
Son, age 2
Cayuga, New York · implied b. ~1928 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Donnelly
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 2
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
Cayuga-County, New …
Son, age 12
Cayuga-County, New York · implied b. ~1928 — 6 household members
Surname Donnelly
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 12
Marital Status Single
Birthplace New York
1935 Residence (City) Auburn City
1935 Residence (County) Cayuga
Highest Grade 6
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 Donnelly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Donnelly
Son · 1940 · age 12 · b. ~1928 · New York
★ You are viewing this record
Sibling
Thomas Donnelly
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Donnelly
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Donnelly
Sibling · 1940 · age 15
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

1940 US Federal Census — Cayuga-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02507-00540)

Line Name Age Relation Occupation Birthplace
41 Mildred Kaenber|Kaenberg 40 Wife Teacher New York
42 Dorothy Winslow 37 Sister-in-law Interior Decorator New York
43 Joan Winslow 6 Niece — New York
44 Bertha Blair 64 Mother-in-law — New York
45 Martin B. Bergin 47 Head Buyer New York
46 Grace Bergin 49 Wife — New York
47 Richard Bergin 13 Son — New York
48 Peter Bergin 10 Son — New York
49 Emma Butler 74 Mother-in-law — New York
50 Herbert C. Foster 53 Head — Rhode Island
51 Harry G. Pearcy 34 Head Inspector England
52 Louise F. Pearcy 35 Wife Teacher Connecticut
53 Nicolas Daloria 58 Head Laborer Italy
54 Angela Daloria 51 Wife — Italy
55 Cosmo Daloria 24 Son Waiter New York
56 Antoinette Daloria 22 Daughter Press Operator New York
57 Ralph Daloria 17 Son Newsmaker New York
58 Lucy Daloria 14 Daughter — New York
59 Evelyn Daloria 8 Daughter — New York
60 Dominic Daloria 32 Head Rope Maker Italy
61 Carmella Daloria 26 Wife — New York
62 Nicolas Daloria 5 Son — New York
63 Joseph Daloria 1 Son — New York
64 Edward Bowden 61 Head Cement Mason New York
65 Ida M. Bowden 54 Wife — Canada English
66 Clarence Bowden 26 Son Drill Operator New York
67 John D. Mckay 50 Head — Canada English
68 Lottie Burns 73 Head — New York
69 Frank Bergan 56 Head Laborer Foreman New York
70 Charlotte Bergan 45 Wife — New York
71 Evan E. Palmer 33 Head Line Foreman New York
72 Elizabeth Palmer 34 Wife — New York
73 Margaret Brennan 65 Head — New York
74 Maynard Donnelly 43 Head Telephone Operator New York
75 Donald Donnelly 16 Son — New York
76 Robert Donnelly 15 Son — New York
77 William Donnelly THIS PERSON 12 Son — New York
78 Thomas J. Donnelly 5 Son — New York
79 Julia Donnelly 66 Mother-in-law — New York
80 John Eccles 35 Head Roofer Northern Ireland

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1940 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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