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John Swanson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Allegheny-County, Pennsylvania

Our Model Tree links this John Swanson across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 9-person household.

Age 14 b. ~1926 Male Son Born: Pennsylvania Single

1940 Census Record Details

Census Year1940
LocationAllegheny-County, Pennsylvania
SurnameSwanson
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age14
Marital StatusSingle
BirthplacePennsylvania
1935 Residence (City)Pittsburgh
1935 Residence (County)Allegheny
Additional Details
Highest GradeNo 8
1935 ResidenceSame place
Birth StatePennsylvania
Birth CountryUnited States
Birthplace (normalized)pennsylvania
Township / WardPittsburgh
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 John Age Birth yr
Helen Swanson Daughter — 23 ~1917
Alice Swanson Daughter — 18 ~1922
Alexander Swanson Head — 55 ~1885
Henry Sluga Other — 28 ~1912
Mary Cooney Other — 22 ~1918
Carl Swanson Son — 24 ~1916
Alex Swanson Son — 16 ~1924
John Swanson Son — 14 ~1926
Theresa Swanson Spouse — 46 ~1894

Census Appearances

1930
Allegheny, Pennsylvania
Son, age 3
Allegheny, Pennsylvania · implied b. ~1927 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Swanson
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 3
Marital Status Single
Birthplace Pennsylvania
Father's Birthplace Pennsylvania
Mother's Birthplace Pennsylvania
Birth State Pennsylvania
Birth Country United States
Birthplace (normalized) pennsylvania
1940
Allegheny-County, Pennsylvania
Son, age 14
Allegheny-County, Pennsylvania · implied b. ~1926 — 9 household members
Surname Swanson
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 14
Marital Status Single
Birthplace Pennsylvania
1935 Residence (City) Pittsburgh
1935 Residence (County) Allegheny
Highest Grade No 8
1935 Residence Same place
Birth State Pennsylvania
Birth Country United States
Birthplace (normalized) pennsylvania

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 John Swanson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Swanson
Son · 1940 · age 14 · b. ~1926 · Pennsylvania
★ You are viewing this record
Sibling
Alex Swanson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Swanson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Swanson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Swanson
Sibling · 1940 · age 23
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 — Allegheny-County, Pennsylvania Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03672-00124)

Line Name Age Relation Occupation Birthplace
1 Harry Pedagos 44 Head Waiter Greece
2 Grace Pedagos 44 Wife Waitress Alabama
3 Grace Pedagos 18 Daughter Invoice Clerk Alabama
4 Chas Garbert 33 Head Carpenter Pennsylvania
5 Marjorie Garbert 30 Wife — Pennsylvania
6 Alexander Swanson 55 Head Carpenter Sweden
7 Theresa D. Swanson 46 Wife — Austria
8 Carl Swanson 24 Son Draughtsman Pennsylvania
9 Helen Swanson 23 Daughter Stenographer Pennsylvania
10 Alice Swanson 18 Daughter Stenographer Pennsylvania
11 Alex Swanson 16 Son — Pennsylvania
12 John Swanson THIS PERSON 14 Son — Pennsylvania
13 Henry Sluga 28 Nephew Draftsman Ohio
14 Mary Cooney 22 Lodger Order Clerk Pennsylvania
15 Gregor Ludlee 58 Head Bar Tender Austria
16 Julia Ludlee 53 Wife — Austria
17 Edward Ludlee 25 Son Waiter Pennsylvania
18 Frank Ludlee 23 Son Waiter Pennsylvania
19 Margaret Ludlee 20 Daughter Stenographer Pennsylvania
20 Leroy Reed 50 Lodger Machinist Pennsylvania
21 Louis White 25 Lodger Laborer Pennsylvania
22 Bertha Wallace 57 Head — Pennsylvania
23 James Wallace 33 Son Check Clerk Pennsylvania
24 Harriett Hoon 34 Head Office Clerk Pennsylvania
25 Alice Hoon 30 Sister Registered Nurse Pennsylvania
26 James Mccafferty 42 Head Accountant Pennsylvania
27 Ella Mccafferty 36 Wife Sales Lady Pennsylvania
28 Caroline Mccafferty 13 Daughter — Pennsylvania
29 Mary Brand 67 Head — West Virginia
30 Mamie Lewis 65 Lodger — Pennsylvania
31 Chas Ottason 60 Head — West Virginia
32 Helen Ottason 40 Wife — Ohio
33 David Myers 61 Head Owner Poland
34 Lena Myers 60 Wife — Poland
35 Rose Osoba 20 Housekeeper Domestic Kentucky
36 Herman Burkett 37 Head Heater Pennsylvania
37 Marie Burkett 37 Wife — Ohio
38 Martha Burkett 16 Daughter — Pennsylvania
39 Samuel Burkett 13 Son — Pennsylvania
40 Albert Burkett 11 Son — Pennsylvania

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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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