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Robert Collins — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Marion-County, Ohio

Our Model Tree links this Robert Collins across the 1920, 1930 and 1940 US Censuses in Marion-County, Ohio (XGBoost, ~Confirmed), with identified parents Wm & William — first a son (b.~1913), then head of a 5-person household.

Age 27 b. ~1913 Male Son Born: Ohio Single

1940 Census Record Details

Census Year1940
LocationMarion-County, Ohio
SurnameCollins
Given NameRobert
Relationship to HeadSon
SexM
Color / RaceWhite
Age27
Marital StatusSingle
BirthplaceOhio
1935 Residence (City)Marion City
1935 Residence (County)Marion
Additional Details
OccupationLaborer
Class of WorkerPW
Hours Worked32
Income (1939)0
Highest GradeHs 4
1935 ResidenceSame place
Birth StateOhio
Birth CountryUnited States
Birthplace (normalized)ohio
OccupationLaborer
Township / WardMarion City
Est. Birth Year~1913

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.

5 people recorded at the same address in the 1940 census.

Name Relation to head Relative to Robert Age Birth yr
Zelma Collins Daughter — 20 ~1920
Wm Collins Head — 63 ~1877
Charles Collins Son — 18 ~1922
Robert Collins Son — 27 ~1913
Marie Collins Spouse — 56 ~1884

Census Appearances

1920
Marion, Ohio
Son, age 6
Marion, Ohio · implied b. ~1914 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Collins
Given Name Robert
Relationship to Head Son
Sex M
Color / Race White
Age 6
Marital Status Single
Birthplace Ohio
Father's Birthplace Ohio
Mother's Birthplace Ohio
Can Read Yes
Speaks English Yes
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1930
Marion, Ohio
Son, age 17
Marion, Ohio · implied b. ~1913 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Collins
Given Name Robert
Relationship to Head Son
Sex M
Color / Race White
Age 17
Marital Status Single
Birthplace Ohio
Father's Birthplace Ohio
Mother's Birthplace Ohio
Occupation none
Can Read/Write Yes
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1940
Marion-County, Ohio
Son, age 27
Marion-County, Ohio · implied b. ~1913 — 5 household members
Surname Collins
Given Name Robert
Relationship to Head Son
Sex M
Color / Race White
Age 27
Marital Status Single
Birthplace Ohio
1935 Residence (City) Marion City
1935 Residence (County) Marion
Occupation Laborer
Class of Worker PW
Hours Worked 32
Income (1939) 0
Highest Grade Hs 4
1935 Residence Same place
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio

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 Robert Collins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Wm Collins (~0.92 confidence) and father William Collins (~0.92 confidence) and mother Marie Collins (~0.92 confidence) and mother Sarah Collins (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Wm Collins
b. ~1877
Source father
● Household · direct · ~0.92
Father
William Collins
b. ~1878
Source father
● Household · direct · ~0.92
Mother
Marie Collins
b. ~1884
Source mother
● Household · direct · ~0.92
Mother
Sarah Collins
b. ~1885
Source mother
● Household · direct · ~0.92
This person
Anchor record
Robert Collins
Son · 1940 · age 27 · b. ~1913 · Ohio
★ You are viewing this record
Sibling
Zelma Collins
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Collins
Sibling · 1940 · age 18
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 — Marion-County, Ohio Open full size

Page Contents

17 people indexed on this census page (nara:1940:m-t0627-03110-00266)

Line Name Age Relation Occupation Birthplace
1 Samuel Mariano 28 Head Fireman Ohio
2 Mamie S Mariano 23 Wife — Ohio
3 Chester A Hablet 33 Head Laborer Ohio
4 Nellie M Hablet 32 Wife — Ohio
5 William W Bodley 52 Head Restaurant Ohio
6 Myrtle M Bodley 41 Sister Restaurant Ohio
7 Mollie M Crawford 61 Head — Indiana
8 Owen M Crawford 34 Son Salesman Indiana
9 Charles L Crawford 26 Son Laborer Indiana
10 Albert B Crawford 23 Son Laborer Indiana
11 Helen Crawford 23 Daughter — Indiana
12 Wm Guy Collins 63 Head Laborer Ohio
13 Marie Collins 56 Wife — Ohio
14 Robert Collins THIS PERSON 27 Son Laborer Ohio
15 Zelma Collins 20 Daughter — Ohio
16 Charles Collins 18 Son — Ohio
17 Sarah Agnes Dorsey 55 Head Nursing Ohio

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Pedigree Summary

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

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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