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Mary Macdonald — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Mahoning, Ohio

Our Model Tree links this Mary Macdonald across the 1920 and 1930 US Censuses in Mahoning, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1911), then head of a 6-person household.

Age 19 b. ~1911 Female Daughter Born: Ohio Single

1930 Census Record Details

Census Year1930
LocationMahoning, Ohio
SurnameMacDonald
Given NameMary
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age19
Marital StatusSingle
BirthplaceOhio
Father's BirthplaceOhio
Mother's BirthplaceOhio
Additional Details
Can Read/WriteYes
Birth StateOhio
Birth CountryUnited States
Birthplace (normalized)ohio
Township / WardYoungstown 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 1930 census.

Name Relation to head Relative to Mary Age Birth yr
John Macdonald Son — 21 ~1909
Mary Macdonald Daughter — 19 ~1911
Clara Macdonald Daughter — 32 ~1898
Edna Macdonald Daughter — 28 ~1902
George Macdonald Head — 63 ~1867
Elizabeth Macdonald Daughter — 26 ~1904

Census Appearances

1920
Mahoning, Ohio
Daughter, age 9
Mahoning, Ohio · implied b. ~1911 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname MacDonald
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 9
Marital Status Single
Birthplace Ohio
Father's Birthplace Ohio
Mother's Birthplace Ohio
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1930
Mahoning, Ohio
Daughter, age 19
Mahoning, Ohio · implied b. ~1911 — 6 household members
Surname MacDonald
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 19
Marital Status Single
Birthplace Ohio
Father's Birthplace Ohio
Mother's Birthplace Ohio
Can Read/Write Yes
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.
Linked across censuses
Our Model Tree links Mary Macdonald across 2 US Census years (1920 and 1930) in Mahoning, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Macdonald
Daughter · 1930 · age 19 · b. ~1911 · Ohio
★ You are viewing this record
Sibling
Edna Macdonald
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Macdonald
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Macdonald
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Macdonald
Sibling · 1930 · age 32
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

1930 US Federal Census — Mahoning, Ohio Open full size

Page Contents

48 people indexed on this census page (ia:1930:ohiocensus00reel1846:0693)

Line Name Age Relation Occupation Birthplace
1 Emma S Kiefer 65 Head Trained Nurse Pennsylvania
2 Emma Smith 60 Head Stenographer England
3 Florence Smith 27 Daughter — England
4 John Maurer 36 Head Laborer Austria Hungary
5 Mary Maurer 33 Wife — Austria Hungary
6 John Maurer 13 Son — New York
7 Mary Maurer 11 Daughter — New York
8 Martin W. Maurer 9 Son — Ohio
9 Elsie M. Maurer 6 Daughter — Ohio
10 Martin Wolf 59 Father-in-law Laborer Austria Hungary
11 Mary Wolf 51 Mother-in-law — Austria Hungary
12 John Schneider 13 Nephew — New York
13 George Macdonald 63 Head — Ohio
14 Clara Macdonald 32 Daughter Trained Nurse Ohio
15 Edna Macdonald 28 Daughter Bookkeeper Ohio
16 Elizabeth Macdonald 26 Daughter Bookkeeper Ohio
17 John Macdonald 21 Son — Ohio
18 Mary Macdonald THIS PERSON 19 Daughter — Ohio
19 Jacob E. Grossman 50 Head Salesman Ohio
20 Rose Grossman 42 Wife — New York
21 Helen Grossman 16 Daughter — Ohio
22 Morton Grossman 11 Son — Ohio
23 Jesse Gross 21 Boarder Salesman Pennsylvania
24 Lillian Gross 20 Daughter — New York
25 James R. Latimer 57 Head Mechanic Kansas
26 Mae Latimer 56 Wife — Ohio
27 James Kenneth Latimer 28 Son Dentist Ohio
28 Ethel Latimer 25 Daughter-in-law Housewife Ohio
29 Ray F. Lawrence 23 Head Electric Welder Ohio
30 Isabel R. Lawrence 20 Wife — Pennsylvania
31 Evan J. Edwards 52 Head Steel Worker Wales
32 Rachel Edwards 48 Wife — Wales
33 Trevelyan Edwards 22 Son Cashier Ohio
34 David Edwards 20 Son Timekeeper Ohio
35 Edward Edwards 19 Son Mail Clerk Ohio
36 Margaret Edwards 16 Daughter — Ohio
37 Anne Edwards 14 Daughter — Ohio
38 George Edwards 10 Son — Ohio
39 Paul Cromer 48 Head Painter Michigan
40 Metta Cromer 47 Wife — Ohio
41 Robert Cromer 17 Son Painter Ohio
42 John Hunter 50 Head Stationary Engineer Scotland
43 Janet Hunter 45 Wife — Scotland
44 Catherine Hunter 25 Daughter Stenographer Scotland
45 Jean Hunter 24 Daughter Bookkeeper Scotland
46 Jessie M. Hunter 20 Daughter — Ohio
47 John Hunter 18 Son Operator Ohio
48 George Hunter 4 Son — Ohio

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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