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Marjorie Jones — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Marjorie Jones across the 1930 and 1940 US Censuses in Ontario-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 6-person household.

Age 20 b. ~1920 Female Daughter Born: New York Single

1940 Census Record Details

Census Year1940
LocationOntario-County, New York
SurnameJones
Given NameMarjorie A
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age20
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)Geneva City
1935 Residence (County)Ontario
Additional Details
OccupationStudent
Income (1939)0
Highest GradeC 1
1935 ResidenceSame place
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationStudent
Township / WardGeneva City
Est. Birth Year~1920

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 Marjorie Age Birth yr
Elizabeth Jones Daughter — 18 ~1922
Mabel Jones Spouse — 77 ~1863
Henry Jones Head — 74 ~1866
Marjorie Jones Daughter — 20 ~1920
Henry Jones Son — 15 ~1925
Dorothy Jones Daughter — 19 ~1921

Census Appearances

1930
Ontario, New …
Daughter, age 10
Ontario, New York · implied b. ~1920 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Jones
Given Name Marjorie L.
Relationship to Head Daughter
Sex F
Color / Race White
Age 10
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace Canada-Eng
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
Ontario-County, New …
Daughter, age 20
Ontario-County, New York · implied b. ~1920 — 6 household members
Surname Jones
Given Name Marjorie A
Relationship to Head Daughter
Sex F
Color / Race White
Age 20
Marital Status Single
Birthplace New York
1935 Residence (City) Geneva City
1935 Residence (County) Ontario
Occupation Student
Income (1939) 0
Highest Grade C 1
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 Marjorie Jones across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marjorie Jones
Daughter · 1940 · age 20 · b. ~1920 · New York
★ You are viewing this record
Sibling
Elizabeth Jones
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Jones
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Jones
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 — Ontario-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02706-00481)

Line Name Age Relation Occupation Birthplace
1 Mary E (X) Jardine 53 Wife Housewife New York
2 Fredrick J Jardine 21 Son Decorator New York
3 William Jardine 55 Brother Carpenter New York
4 Egbert C Comstock 64 Head Watchman New York
5 Emily A (X) Comstock 60 Wife Housewife New York
6 Egbert L Comstock 29 Son Lens Inspector New York
7 M. Adelaide Comstock 26 Daughter-in-law Office Clerk Massachusetts
8 Ruth E Comstock 19 Daughter — New York
9 Mary Eldredge 71 Head Seamstress Wisconsin
10 Ira Carey 62 Sister-in-law Domestic Work New York
11 Frank Perry 86 Lodger U New York
12 Harold Clark 31 Head Tebuary New York
13 Margaret A Clark 31 Wife — New York
14 Mary Esther Clark 6 Daughter — New York
15 Gwynn Clark 3 Daughter — New York
16 Henry E Jones 74 Head Insurance Agt New York
17 Mabel G (X) Jones 77 Wife Housewife England
18 Marjorie A Jones THIS PERSON 20 Daughter Student New York
19 Dorothy Louise Jones 19 Daughter Student New York
20 Elizabeth H Jones 18 Daughter Student New York
21 Henry E. Jr. Jones 15 Son Student New York
22 Mary A Brich 71 Head Housewife Germany
23 Rose Kindleberger 41 Sister Maid New York
24 Maud (X) Hogan 47 Head Secretary New York
25 Ruth Hogan 38 Sister Secretary New York
26 Vacant House None — — —
27 (X) Bradley 69 Head Housewife New York
28 Ernestine Bradley 42 Daughter Cashier New York
29 Totique Le Brun 48 Head Laborer Canada-French
30 Eglantine (X) Le Brun 46 Wife Housewife Canada-French
31 Theresa Le Brun 21 Daughter Packer New York
32 Wilbrod Belcin 33 Son-in-law — Canada-French
33 Blanche Belcin 45 Sister-in-law Home Helper Canada-French
34 Burton Craig 64 Head Painter & Paperhanger New York
35 Margaret (X) Craig 58 Wife Housewife New York
36 Neva Ruth Craig 25 Daughter Knife-Patcher New York
37 Henry Belcin 47 Head Music Business New York
38 Louise (X) Belcin 34 Wife Housewife New York
39 Henry Belcin 6 Son — New York
40 Jean Belcin 2 Daughter — New York

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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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