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William Dwyer — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Philadelphia-County, Pennsylvania

Our Model Tree links this William Dwyer across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 8-person household.

Age 16 b. ~1924 Male Son Born: Penna Single

1940 Census Record Details

Census Year1940
LocationPhiladelphia-County, Pennsylvania
SurnameDwyer
Given NameWilliam L
Relationship to HeadSon
SexM
Color / RaceWhite
Age16
Marital StatusSingle
BirthplacePenna
1935 Residence (City)Philadelphia
1935 Residence (County)Philadelphia
Additional Details
Income (1939)0
Highest GradeH-2
1935 ResidenceSame Place
Birth StatePennsylvania
Birth CountryUnited States
Birthplace (normalized)penna
Township / WardPhiladelphia
Est. Birth Year~1924

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.

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

Name Relation to head Relative to William Age Birth yr
Walter Dwyer Son — 21 ~1919
James Dwyer Son — 4 ~1936
John Dwyer Son — 18 ~1922
Mary Dwyer Daughter — 14 ~1926
Richard Dwyer Son — 1 ~1939
William Dwyer Son — 16 ~1924
Claire Dwyer Spouse — 47 ~1893
Walter Dwyer Head — 48 ~1892

Census Appearances

1930
Philadelphia, Pennsylvania
Son, age 5
Philadelphia, Pennsylvania · implied b. ~1925 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Dwyer
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 5
Marital Status Single
Birthplace Penna
Father's Birthplace Penna
Mother's Birthplace Penna
Birth State Pennsylvania
Birth Country United States
Birthplace (normalized) penna
1940
Philadelphia-County, Pennsylvania
Son, age 16
Philadelphia-County, Pennsylvania · implied b. ~1924 — 8 household members
Surname Dwyer
Given Name William L
Relationship to Head Son
Sex M
Color / Race White
Age 16
Marital Status Single
Birthplace Penna
1935 Residence (City) Philadelphia
1935 Residence (County) Philadelphia
Income (1939) 0
Highest Grade H-2
1935 Residence Same Place
Birth State Pennsylvania
Birth Country United States
Birthplace (normalized) penna

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 William Dwyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Dwyer
Son · 1940 · age 16 · b. ~1924 · Pennsylvania
★ You are viewing this record
Sibling
Walter Dwyer
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Dwyer
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Dwyer
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Dwyer
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Dwyer
Sibling · 1940 · age 14
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 — Philadelphia-County, Pennsylvania Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03701-00575)

Line Name Age Relation Occupation Birthplace
1 Anna Mcgowan 29 Head Maid Ireland Erie
2 Beatrice Mcgowan 28 Servant Cook Ireland Erie
3 Gertrude M Potts 75 Head Housewife Montgomery
4 Florence A Potts 62 Sister Seamstress Montgomery
5 Mabel R Baird 62 Head Retired Phila
6 Ann R Leonard 28 Servant Waitress Ireland Erie
7 Henry R Tunney 67 Head Clergyman Penna
8 Margaret V Tunney 67 Wife Housewife Maine
9 Henry R Jr Tunney 36 Son Realtor Penna
10 Margaret L Tunney 29 Daughter Housewife N Jersey
11 Henry F Darby 57 Head Sales Agent Penna
12 Olivia S Darby 52 Wife Housewife N Jersey
13 Robert S Darby 23 Son Radio Announcer Illinois
14 Linn D Darby 21 Daughter — Penna
15 Walter T Dwyer 48 Head Dealer Penna
16 Claire L Dwyer 47 Wife Housekeeper Penna
17 Walter T Jr Dwyer 21 Son Delivery Driver Penna
18 John L Dwyer 18 Son — Penna
19 William L Dwyer THIS PERSON 16 Son — Penna
20 Mary Claire Dwyer 14 Daughter — Penna
21 James C Dwyer 4 Son — Penna
22 Richard M Dwyer 1 Son — Penna
23 James M Henderson 59 Head Heating & Roofing Penna
24 Ethel B Henderson 50 Wife Housekeeper Penna
25 James Jr Henderson 22 Son Heating & Roofing Penna
26 Ruth M Henderson 23 Daughter Typist Penna
27 William H White 75 Head Retired England
28 Jane D Karcher 69 Boarder Pharmacist Penna
29 Mary T Cox 59 Maid Maid Penna
30 Agnes M Byrne 32 Head Sales Lady Penna
31 Timothy P Byrne 27 Brother Chauffeur Penna
32 Elizabeth Byrne 65 Aunt Maid Ireland Erie
33 Wilfred A Darling 29 Head Florist Penna
34 Alice B Darling 22 Wife Housewife Penna
35 Joseph M Doyle 33 Head Park Guard Penna
36 Catherine T Doyle 33 Wife Housewife Penna
37 Anna F Doyle 6 Daughter — Penna
38 Joseph M Jr Doyle 5 Son — Penna
39 Sara A Johnson 46 Head Housewife Penna
40 Katherine A Johnson 17 Daughter — Penna

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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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