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John Griffin — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Los-Angeles-County, California

Our Model Tree links this John Griffin across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 2-person household.

Age 70 b. ~1870 Male Head Born: Ohio Widowed

1940 Census Record Details

Census Year1940
LocationLos-Angeles-County, California
SurnameGriffin
Given NameJohn H
Relationship to HeadHead
SexM
Color / RaceWhite
Age70
Marital StatusWidowed
BirthplaceOhio
1935 Residence (City)Los Angeles City
1935 Residence (County)Los Angeles
Additional Details
OccupationBank Officer
IndustryBank
Class of WorkerOA
Highest GradeHs 2
1935 ResidenceSame House
Birth StateOhio
Birth CountryUnited States
Birthplace (normalized)ohio
OccupationBank Officer
Township / WardLos Angeles City
Est. Birth Year~1870

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.

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

Name Relation to head Relative to John Age Birth yr
John Griffin Head — 70 ~1870
John Griffin Son — 34 ~1906

Census Appearances

1920
Los Angeles, …
Head, age 50
Los Angeles, California · implied b. ~1870 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Griffin
Given Name John H
Relationship to Head Head
Sex M
Color / Race White
Age 50
Marital Status Married
Birthplace Ohio
Father's Birthplace Ohio
Mother's Birthplace Ohio
Class of Worker OA
Can Read Yes
Can Write Yes
Speaks English Yes
Home Owned/Rented O
Home Free/Mortgaged M
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1930
Los Angeles, …
Head, age 60
Los Angeles, California · implied b. ~1870 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Griffin
Given Name John N
Relationship to Head Head
Sex M
Color / Race White
Age 60
Marital Status Married
Birthplace Ohio
Age at First Marriage 22
Father's Birthplace Ohio
Mother's Birthplace Ohio
Occupation Trust Officer
Industry Bank
Class of Worker W
Can Read/Write Yes
Home Owned/Rented O
Home Value / Rent 15,000
Radio Set R
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1940
Los-Angeles-County, California
Head, age 70
Los-Angeles-County, California · implied b. ~1870 — 2 household members
Surname Griffin
Given Name John H
Relationship to Head Head
Sex M
Color / Race White
Age 70
Marital Status Widowed
Birthplace Ohio
1935 Residence (City) Los Angeles City
1935 Residence (County) Los Angeles
Occupation Bank Officer
Industry Bank
Class of Worker OA
Highest Grade Hs 2
1935 Residence Same House
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 John Griffin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Griffin
Head · 1940 · age 70 · b. ~1870 · California
★ You are viewing this record
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Los-Angeles-County, California Open full size

Page Contents

38 people indexed on this census page (nara:1940:m-t0627-00417-00051)

Line Name Age Relation Occupation Birthplace
41 Rothburn Dawson 34 Son-in-law New Job Indiana
42 Mary Elizabeth Dawson 24 Daughter — Indiana
43 Jean Allen Dawson 5 Grand-dau — California
44 Harry Rimbach 27 Son Messenger Indiana
45 Lavern Rimbach 30 Dau-in-law Stenographer Nebraska
46 Charlotte Hancock 72 Lodger — Massachusetts
47 Pearl Marcus 26 Lodger Secretary Missouri
48 Alida Carlone 18 Lodger — Panama
49 Robert Baligan 24 Lodger Electrical Illinois
50 Beulah Baligan 17 Lodger — California
51 John Mullihurn 71 Head — Illinois
52 Anna Mullihurn 73 Wife — Illinois
53 Liles Lafler 51 Step-son — Illinois
54 Raymond Kamp 18 Head Manager Utah
55 Ferrie Kamp 44 Wife — Ohio
56 Husson Jacob 65 Head — Ohio
57 Robert Geo Jacob 24 Son Stock Clerk Ohio
58 Emilio Tosetti 50 Head Brass Polisher Italy
59 Antonia Tosetti 50 Wife Masseur Italy
62 Wm A Chamberlain 44 Head Watch Maker Canada
63 Mary Chamberlain 54 Wife — California
64 Edith Reeve 54 Sister-in-law — Missouri
65 John H Griffin THIS PERSON 70 Head Bank Officer Ohio
66 John H Jr Griffin 34 Son Clerk California
67 Thomas Graham 36 Head Auto Park Owner Ohio
68 Lillian A Graham 36 Wife — Canada
69 Thomas A Graham 15 Son — California
70 Robert A Graham 13 Son — California
71 John D Graham 7 Son — California
72 Dale Mccollough 39 Head Salesman Oregon
73 Joan Mccollough 30 Wife — Holland
74 Patricia Mccollough 15 Daughter — Washington
75 Margaret Fryar 40 Head — Iowa
76 Pattie Nickerson 65 Lodger — Iowa
77 Lilia K Bjorn 42 Head Artist N. Dakota
78 Carl E Osterloh 73 Head — Missouri
79 Carrie D Osterloh 70 Wife — Indiana
80 Jullian B Howell 54 Head Personal Director Illinois

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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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