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William Murphy — 1920 US Census Record

Model Tree available

1920 United States Federal Census · San Francisco, California

Our Model Tree links this William Murphy across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents William & Mary — first a son (b.~1900), then head of a 8-person household.

Age 20 b. ~1900 Male Son Born: California Single

1920 Census Record Details

Census Year1920
LocationSan Francisco, California
SurnameMurphy
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age20
Marital StatusSingle
BirthplaceCalifornia
Father's BirthplaceCalifornia
Mother's BirthplaceCalifornia
Additional Details
OccupationCorrespondent
IndustryBank
Class of WorkerW
Can ReadYes
Can WriteYes
Speaks EnglishYes
Birth StateCalifornia
Birth CountryUnited States
Birthplace (normalized)california
OccupationCorrespondent
Township / WardSan Francisco City
Est. Birth Year~1900

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 1920 census.

Name Relation to head Relative to William Age Birth yr
Elizabeth Murphy Daughter — 12 ~1908
William Murphy Head — 48 ~1872
Catherine Keenan Other — 36 ~1884
Joseph Murphy Son — 6 ~1914
William Murphy Son — 20 ~1900
Thomas Murphy Son — 10 ~1910
Andrew Murphy Son — 13 ~1907
James Murphy Son — 14 ~1906

Census Appearances

1900
San Francisco, …
Son, age 1
San Francisco, California · implied b. ~1899 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Murphy
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Marital Status Single
Birthplace California
Birth Month Oct
Birth Year 1899
Father's Birthplace California
Mother's Birthplace California
Birth State California
Birth Country United States
Birthplace (normalized) california
1910
San Francisco, …
Son, age 10
San Francisco, California · implied b. ~1900 — 10 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Murphy
Given Name William J.
Relationship to Head Son
Sex M
Color / Race White
Age 10
Marital Status Single
Birthplace California
Father's Birthplace California
Mother's Birthplace California
Birth State California
Birth Country United States
Birthplace (normalized) california
1920
San Francisco, …
Son, age 20
San Francisco, California · implied b. ~1900 — 8 household members
Surname Murphy
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 20
Marital Status Single
Birthplace California
Father's Birthplace California
Mother's Birthplace California
Occupation Correspondent
Industry Bank
Class of Worker W
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State California
Birth Country United States
Birthplace (normalized) california

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 William Murphy across 3 US Census years (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage. Identified parents: father William Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence) and father John Murphy (~0.81 confidence) and mother Jane Murphy (~0.81 confidence). The pedigree spans 2 generations with 5 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.88
Father
William Murphy
b. ~1872
Source father
● Household · direct · ~0.92
Mother
Mary Murphy
b. ~1876
Source mother
● Household · direct · ~0.92
Mother
Mary Murphy
b. ~1881
Source mother
● Household · direct · ~0.92
Father
John Murphy
b. ~1837
Source mother>father
● Household · direct · ~0.81
Mother
Jane Murphy
b. ~1847
Source mother>mother
● Household · direct · ~0.81
This person
Anchor record
William Murphy
Son · 1920 · age 20 · b. ~1900 · California
★ You are viewing this record
Sibling
Elizabeth Murphy
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Murphy
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Murphy
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Murphy
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Murphy
Sibling · 1920 · 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

1920 US Federal Census — San Francisco, California Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu134unit:0711)

Line Name Age Relation Occupation Birthplace
1 William Varni 5 Son — California
2 Mary Varni 31 Head — California
3 Emilia Varni 10 Daughter — California
4 James Varni 8 Son — California
5 Joseph Finn 44 Head Deputy Sheriff California
6 Beatrice Finn 44 Wife Retail Clerk California
7 Charles Carlson 51 Head Longshoreman Sweden
8 Ella Carlson 47 Wife — Indiana
9 Ruth Carlson 22 Daughter Stenographer Nebraska
10 Nadine Carlson 13 Daughter — Nebraska
11 Julia Carlson 10 Daughter — Nebraska
12 Donald Carlson 6 Son — Wyoming
13 William Murphy 48 Head Stevedore California
14 William Murphy THIS PERSON 20 Son Correspondent California
15 James Murphy 14 Son — California
16 Andrew Murphy 13 Son — California
17 Elizabeth Murphy 12 Daughter — California
18 Thomas Murphy 10 Son — California
19 Joseph Murphy 6 Son — California
20 Catherine Keenan 36 Housekeeper Housekeeper California
21 Michael Haggerty 36 Head Painter California
22 Margaret Haggerty 27 Wife — California
23 William Haggerty 3 Son — California
24 Clara Haggerty 1 Daughter — California
25 Rita Haggerty 0 Daughter — California
26 James Trant 63 Head Boilermaker Ireland
27 Mary Trant 58 Wife — Ireland
28 Alice Trant 25 Daughter Stenographer California
29 Gertrude Trant 21 Daughter Teacher California
30 James Trant 19 Son Timekeeper California
31 Daniel Whelan 39 Head Retail Merchant Ireland
32 Julia Whelan 30 Wife — Ireland
33 James Whelan 7 Son — California
34 Daniel Whelan 4 Son — California
35 Dennis Mccarthy 26 Brother-in-law Lamper Ireland
36 Jeremiah Creedon 32 Head Yeastmaker Ireland
37 Catherine Creedon 30 Wife — Ireland
38 Mary Creedon 2 Daughter — California
39 Jeremiah Creedon 0 Son — California
40 Margaret Stork 50 Head Operator California
41 Addel Stork 21 Daughter Operator California
42 Agnes Stork 19 Daughter Operator California
43 Thomas Stork 16 Son Riveter California
44 Orville Brown 3 Adopted son — California
45 Dominic Gotto 2 Adopted son — California
46 Margaret Cheney 1 Adopted daughter — California
47 James Talbot 73 Head Retired New York
48 Flora Talbot 70 Wife — New York
49 John Loss 36 Head Ironworker Germany
50 Catherine Loss 33 Wife — California

Search for William Murphy

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Pedigree Summary

William + 5 siblings
Gen 1 · 3 parents ~0.92
Gen 2 · 2 grandparents ~0.81
Max depth 4 (1900–1950 window)

About This Record & Model Tree

This record was independently indexed by YourRoots from the 1920 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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