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James Davidson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Grant-County, Indiana

Our Model Tree links this James Davidson across the 1930 and 1940 US Censuses in Grant-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 7-person household.

Age 25 b. ~1915 Male Son Born: Indiana Single

1940 Census Record Details

Census Year1940
LocationGrant-County, Indiana
SurnameDavidson
Given NameJames
Relationship to HeadSon
SexM
Color / RaceWhite
Age25
Marital StatusSingle
BirthplaceIndiana
1935 Residence (City)Washington Twp
1935 Residence (County)Grant
Additional Details
OccupationSalesman
IndustryAutomobile
Class of WorkerPW
Hours Worked40
Income (1939)288
Highest GradeHs 4
1935 ResidenceSame place
Birth StateIndiana
Birth CountryUnited States
Birthplace (normalized)indiana
OccupationSalesman
Township / WardWashington Twp
Est. Birth Year~1915

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.

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

Name Relation to head Relative to James Age Birth yr
Ruth Davidson Daughter — 14 ~1926
Naomi Davidson Daughter — 23 ~1917
Cleades Davidson Head — 51 ~1889
James Davidson Son — 25 ~1915
Robert Davidson Son — 13 ~1927
Wallace Davidson Son — 9 ~1931
Ona Davidson Spouse — 51 ~1889

Census Appearances

1930
Grant, Indiana
Son, age 15
Grant, Indiana · implied b. ~1915 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Davidson
Given Name James
Relationship to Head Son
Sex M
Color / Race White
Age 15
Marital Status Single
Birthplace Indiana
Father's Birthplace Indiana
Mother's Birthplace Indiana
Can Read/Write Yes
Birth State Indiana
Birth Country United States
Birthplace (normalized) indiana
1940
Grant-County, Indiana
Son, age 25
Grant-County, Indiana · implied b. ~1915 — 7 household members
Surname Davidson
Given Name James
Relationship to Head Son
Sex M
Color / Race White
Age 25
Marital Status Single
Birthplace Indiana
1935 Residence (City) Washington Twp
1935 Residence (County) Grant
Occupation Salesman
Industry Automobile
Class of Worker PW
Hours Worked 40
Income (1939) 288
Highest Grade Hs 4
1935 Residence Same place
Birth State Indiana
Birth Country United States
Birthplace (normalized) indiana

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 James Davidson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Davidson
Son · 1940 · age 25 · b. ~1915 · Indiana
★ You are viewing this record
Sibling
Robert Davidson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wallace Davidson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Naomi Davidson
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Davidson
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 — Grant-County, Indiana Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01048-00702)

Line Name Age Relation Occupation Birthplace
1 Elias Crantsor 76 Brother Farmer Indiana
2 Clyde Edwards 49 Head Farmer Indiana
3 Myrtle Edwards 41 Wife — Indiana
4 Clyde Ronald Edwards 9 Son — Indiana
5 Noble Hamaker 35 Head Shoe Maker Indiana
6 Caroline Hamaker 27 Wife — Indiana
7 Noble Jr Hamaker 7 Son — Indiana
8 Robert Hamaker 5 Son — Indiana
9 John Hamaker 2 Son — Indiana
10 Vaughn Boller 38 Head Bus Driver Indiana
11 Catherine Boller 40 Wife — Indiana
12 Richard Boller 17 Son — Indiana
13 Evelyn Boller 14 Daughter — Indiana
14 Fred D Pulley 42 Head Farmer Indiana
15 Lula Pulley 38 Wife — Indiana
16 Verna Gail Pulley 18 Daughter Clerk Indiana
17 Lillard Pulley 14 Son — Indiana
18 John Hinkle 70 Lodger Laborer Indiana
19 Cleades Davidson 51 Head Farmer Indiana
20 Ona Davidson 51 Wife — Indiana
21 James Davidson THIS PERSON 25 Son Salesman Indiana
22 Naomi Davidson 23 Daughter Inspector Indiana
23 Ruth Anna Davidson 14 Daughter — Indiana
24 Robert Davidson 13 Son — Indiana
25 Wallace Davidson 9 Son — Indiana
26 Henry S Fields 79 Head Farmer Indiana
27 Ella Fields 80 Wife — Ohio
28 John D Roberts 58 Head Farmer North Carolina
29 Flossie Roberts 49 Wife — Indiana
30 Alvah Roberts 21 Son Farm Laborer Indiana
31 William Boxell 65 Head Field Agent Indiana
32 Cora Boxell 55 Wife — Indiana
33 Billie Boxell 18 Son Clerk (Newberry) Indiana
34 Belah Bazz 36 Head Farmer Indiana
35 Beulah Bazz 35 Wife — Indiana
36 Doris Lou Bazz 9 Daughter — Indiana
37 Roy Lewis Bazz 3 Son — Indiana
38 Frank Meyer 51 Head Wpa Indiana
39 Nellie Meyer 50 Wife — Indiana
40 Harry Brown 56 Head Farmer Indiana

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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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