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Margaret Armstrong — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Butler-County, Ohio

Our Model Tree links this Margaret Armstrong across the 1930 and 1940 US Censuses in Butler-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.

Age 14 b. ~1926 Female Daughter Born: New York Single

1940 Census Record Details

Census Year1940
LocationButler-County, Ohio
SurnameArmstrong
Given NameMargaret
Relationship to Headdaughter
SexF
Color / RaceWhite
Age14
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)Collinsville
Additional Details
Highest GradeNo 8
1935 ResidenceSame house
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardCollinsville
Est. Birth Year~1926

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.

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

Name Relation to head Relative to Margaret Age Birth yr
John Armstrong Son — 9 ~1931
Barbara Armstrong Daughter — 5 ~1935
Margaret Armstrong Daughter — 14 ~1926
George Armstrong Son — 8 ~1932
Patrick Armstrong Son — 2 ~1938
Robert Armstrong Head — 34 ~1906
Roberta Armstrong Daughter — 12 ~1928
Norma Armstrong Spouse — 30 ~1910
Sheila Armstrong Daughter — 6 ~1934

Census Appearances

1930
Butler, Ohio
Daughter, age 3
Butler, Ohio · implied b. ~1927 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Armstrong
Given Name Margaret
Relationship to Head Daughter
Sex F
Color / Race White
Age 3
Marital Status Single
Birthplace New York
Father's Birthplace English Canada
Mother's Birthplace Pennsylvania
Occupation none
Can Read/Write No
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
Butler-County, Ohio
Daughter, age 14
Butler-County, Ohio · implied b. ~1926 — 9 household members
Surname Armstrong
Given Name Margaret
Relationship to Head daughter
Sex F
Color / Race White
Age 14
Marital Status Single
Birthplace New York
1935 Residence (City) Collinsville
Highest Grade No 8
1935 Residence Same house
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 Margaret Armstrong across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Armstrong
Daughter · 1940 · age 14 · b. ~1926 · Ohio
★ You are viewing this record
Sibling
Sheila Armstrong
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Armstrong
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Armstrong
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Armstrong
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roberta Armstrong
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Armstrong
Sibling · 1940 · age 2
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 — Butler-County, Ohio Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-03035-00613)

Line Name Age Relation Occupation Birthplace
1 Robert Longstreth 10 Grand son — Ohio
2 Anna L. Gruber 65 Head — Ohio
3 Ralph Gruber 35 Son Farming Ohio
4 Gail Gruber 21 Grand son — Ohio
5 Robert Armstrong 34 Head Laborer New York
6 Norma Armstrong 30 Wife — New York
7 Margaret Armstrong THIS PERSON 14 daughter — New York
8 Roberta Armstrong 12 daughter — New York
9 John Armstrong 9 son — Ohio
10 George Armstrong 8 son — Ohio
11 Sheila Armstrong 6 daughter — Ohio
12 Barbara Armstrong 5 daughter — Ohio
13 Patrick Armstrong 2 son — Ohio
14 Hugh Ryley 55 Head — Ohio
15 Catherine Ryley 61 Wife — Ohio
16 Katie Gruber 68 Head — Ohio
17 Stanley Gruber 31 Son 50 Ohio
18 Ralph Gruber 29 Son 14 Ohio
19 Elsie Fitzwater 35 daughter — Ohio
20 Betty Fitzwater 10 grand daughter — Ohio
21 Ralph Fitzwater 8 grand son — Ohio
23 R. Kirk Mee 53 Head — Ohio
24 Helen Mee 52 Wife — Ohio
25 Mary Bell 84 Mother — Maine
26 Virginia Mee 5 Daughter — Ohio
27 Jefferson Pollard 40 house man 70 Ohio
28 John Mansor 46 Head 40 Ohio
29 Mildred Mansor 40 Wife — Indiana
30 Betty Mansor 14 daughter — Ohio
31 Eleanor Mansor 10 daughter — Ohio
32 Reba Mansor 7 daughter — Ohio
33 Patty Mansor 2 daughter — Ohio
34 Jack Ballard 55 Head Egg Huckster Kentucky
35 Ellen Ballard 58 Wife Egg Salesman West Virginia
36 Raymond Wiley 27 Head 54 Ohio
37 Madeline Wiley 27 Wife — Illinois
38 Roger Wiley 4 Son — Ohio
39 Ronald Wiley 2 Son — Ohio
40 Merle Hileman 23 Head 40 Ohio

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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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