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John Richardson — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Philadelphia, Pennsylvania

Our Model Tree links this John Richardson across the 1920, 1930 and 1940 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & George — first a son (b.~1912), then head of a 9-person household.

Age 18 b. ~1912 Male Son Born: Pennsylvania Single

1930 Census Record Details

Census Year1930
LocationPhiladelphia, Pennsylvania
SurnameRichardson
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age18
Marital StatusSingle
BirthplacePennsylvania
Father's BirthplacePennsylvania
Mother's BirthplacePennsylvania
Additional Details
OccupationClerical Work
IndustryTextile Mill
Class of WorkerW
Can Read/WriteYes
Birth StatePennsylvania
Birth CountryUnited States
Birthplace (normalized)pennsylvania
OccupationClerical Work
Township / WardPhiladelphia
Est. Birth Year~1912

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 1930 census.

Name Relation to head Relative to John Age Birth yr
Mary Dahlquist Daughter — 24 ~1906
Catherine Richardson Daughter — 13 ~1917
Charles Richardson Head — 51 ~1879
Elsa Richardson Other — 50 ~1880
Gustave Dahlquist Other — 41 ~1889
William Richardson Son — 15 ~1915
Charles Richardson Son — 21 ~1909
James Richardson Son — 16 ~1914
John Richardson Son — 18 ~1912

Census Appearances

1920
Philadelphia, Pennsylvania
Son, age 8
Philadelphia, Pennsylvania · implied b. ~1912 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Richardson
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 8
Marital Status Single
Birthplace Pennsylvania
Father's Birthplace Pennsylvania
Mother's Birthplace Pennsylvania
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State Pennsylvania
Birth Country United States
Birthplace (normalized) pennsylvania
1930
Philadelphia, Pennsylvania
Son, age 18
Philadelphia, Pennsylvania · implied b. ~1912 — 9 household members
Surname Richardson
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 18
Marital Status Single
Birthplace Pennsylvania
Father's Birthplace Pennsylvania
Mother's Birthplace Pennsylvania
Occupation Clerical Work
Industry Textile Mill
Class of Worker W
Can Read/Write Yes
Birth State Pennsylvania
Birth Country United States
Birthplace (normalized) pennsylvania
Head, age 29
Montgomery-County, Pennsylvania · implied b. ~1911 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Richards
Given Name John H.
Relationship to Head Head
Sex M
Color / Race White
Age 29
Marital Status Married
Birthplace Pennsylvania
1935 Residence (City) Oakmont
1935 Residence (County) Delaware
Occupation Chemical Engineer
Industry Alkali Products
Class of Worker PW
Hours Worked 44
Income (1939) 4000
Highest Grade C 4
1935 Residence Pennsylvania
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.
Model Tree available
Our Model Tree links John Richardson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Richardson (~0.92 confidence) and father George Richardson (~0.92 confidence) and mother Mary Richardson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Charles Richardson
b. ~1879
Source father
● Household · direct · ~0.92
Father
George Richardson
b. ~1885
Source father
● Household · direct · ~0.92
Mother
Mary Richardson
b. ~1887
Source mother
● Household · direct · ~0.92
This person
Anchor record
John Richardson
Son · 1930 · age 18 · b. ~1912 · Pennsylvania
★ You are viewing this record
Sibling
Mary Dahlquist
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Richardson
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Richardson
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Richardson
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Richardson
Sibling · 1930 · age 13
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 — Philadelphia, Pennsylvania Open full size

Page Contents

50 people indexed on this census page (ia:1930:fifteenthcensus00reel2107:0637)

Line Name Age Relation Occupation Birthplace
1 William Goodchild 58 Head Carpenter England
2 William Goodchild 28 Son Chauffeur Pennsylvania
3 Charles Richardson 51 Head Office Pennsylvania
4 Elsa H Richardson 50 Wife-H — Pennsylvania
5 Charles Richardson 21 Son Auto Mechanic Pennsylvania
6 John Richardson THIS PERSON 18 Son Clerical Work Pennsylvania
7 James Richardson 16 Son — Pennsylvania
8 William Richardson 15 Son — Pennsylvania
9 Catherine Richardson 13 Daughter — Pennsylvania
10 Mary Dahlquist 24 Daughter — Pennsylvania
11 Gustave Dahlquist 41 Son-in-law — Pennsylvania
12 Patrick Taisnane 36 Head Stable Boss Ireland
13 Grace Taisnane 38 Wife-H — Ireland
14 Grace Parkinson 24 Daughter — Pennsylvania
15 Harry Parkinson 23 Son-in-law Finisher England
16 Patrick Parkinson 2 Grandson — Pennsylvania
17 Manus Harkins 36 Boarder Driver Ireland
18 Ellen Mahan 61 Lodger — Ireland
19 John Mccormick 59 Head Dyer Pennsylvania
20 Eleanor Mccormick 49 Wife-H — Pennsylvania
21 Mary Mccormick 22 Daughter Top Lady Pennsylvania
22 John Mccormick 21 Son — Pennsylvania
23 James Mccormick 18 Son Shipping Clerk Pennsylvania
24 William Mccormick 16 Son Office Boy Pennsylvania
25 Joseph Mccormick 14 Son — Pennsylvania
26 Edward Mccormick 11 Son — Pennsylvania
27 Mary Karrane 66 Head-H — Ireland
28 Thomas Karrane 36 Son Electric Engineer Pennsylvania
29 John Karrane 28 Son Rigger Pennsylvania
30 Mary Karrane 34 Daughter Operator Pennsylvania
31 John Sailman 42 Head Machinist Germany
32 Barbara Sailman 42 Wife-H — Germany
33 Francis Sailman 15 Daughter Stock Girl Pennsylvania
34 Louise Sailman 14 Daughter — Pennsylvania
35 Catherine Sailman 8 Daughter — Pennsylvania
36 Richard Sailman 6 Son — Pennsylvania
37 Raymond Sailman 4 Son — Pennsylvania
38 Norman Sailman 2 Son — Pennsylvania
39 Edward Sduyant 61 Head Carpenter Pennsylvania
40 Ellamay Sduyant 56 Wife-H — New Jersey
41 Kate Grouse 62 Sister Clerical Work Pennsylvania
42 Charles Miller 43 Head Shipping Clerk Pennsylvania
43 Louisa Miller 43 Wife-H — New York
44 James Miller 14 Son — Pennsylvania
45 Charles Miller 9 Son — Pennsylvania
46 William Cinque 35 Head Laborer Italy
47 Rose Cinque 33 Wife-H — Italy
48 Peter Cinque 18 Son Laborer Italy
49 Cosimo Cinque 17 Son Laborer Italy
50 Philomena Cinque 14 Daughter — Italy

Related Census Records

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Pedigree Summary

John + 5 siblings
Gen 1 · 3 parents ~0.92
Max depth 4 (1900–1950 window)

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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