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James Kirby — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Sumner-County, Tennessee

Our Model Tree links this James Kirby across the 1930 and 1940 US Censuses in Sumner-County, Tennessee (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 8-person household.

Age 21 b. ~1919 Male Son Born: Tennessee Single

1940 Census Record Details

Census Year1940
LocationSumner-County, Tennessee
SurnameKirby
Given NameJames G
Relationship to HeadSon
SexM
Color / RaceWhite
Age21
Marital StatusSingle
BirthplaceTennessee
1935 Residence (City)Civil Dist 14
1935 Residence (County)Sumner
Additional Details
OccupationLaborer
IndustryFarm
Class of WorkerNP
Hours Worked40
Income (1939)888
Highest GradeHs 1
1935 ResidenceSame place
Birth StateTennessee
Birth CountryUnited States
Birthplace (normalized)tennessee
OccupationLaborer
Township / WardCivil Dist 14
Est. Birth Year~1919

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 James Age Birth yr
Mary Kirby Spouse — 48 ~1892
James Kirby Son — 21 ~1919
J Kirby Son — 19 ~1921
Mildred Kirby Daughter — 22 ~1918
Ollie Kirby Head — 49 ~1891
Ollie Kirby Son — 17 ~1923
J Kirby Son — 19 ~1921
Billie Kirby Son — 10 ~1930

Census Appearances

1930
Sumner, Tennessee
Son, age 11
Sumner, Tennessee · implied b. ~1919 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Kirby
Given Name James
Relationship to Head Son
Sex M
Color / Race White
Age 11
Marital Status Single
Birthplace Tennessee
Father's Birthplace Tennessee
Mother's Birthplace Tennessee
Can Read/Write Yes
Birth State Tennessee
Birth Country United States
Birthplace (normalized) tennessee
1940
Sumner-County, Tennessee
Son, age 21
Sumner-County, Tennessee · implied b. ~1919 — 8 household members
Surname Kirby
Given Name James G
Relationship to Head Son
Sex M
Color / Race White
Age 21
Marital Status Single
Birthplace Tennessee
1935 Residence (City) Civil Dist 14
1935 Residence (County) Sumner
Occupation Laborer
Industry Farm
Class of Worker NP
Hours Worked 40
Income (1939) 888
Highest Grade Hs 1
1935 Residence Same place
Birth State Tennessee
Birth Country United States
Birthplace (normalized) tennessee

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 Kirby across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Kirby
Son · 1940 · age 21 · b. ~1919 · Tennessee
★ You are viewing this record
Sibling
J Kirby
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ollie Kirby
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Kirby
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billie Kirby
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Kirby
Sibling · 1940 · age 19
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 — Sumner-County, Tennessee Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03939-00706)

Line Name Age Relation Occupation Birthplace
1 Marie Davis 8 Daughter — Tennessee
2 James W Davis 6 Son — Tennessee
3 Billie H Davis 4 Son — Tennessee
4 Jackie L Davis 2 Daughter — Tennessee
5 William O Burks 51 Head Farmer Michigan
6 Ocie G Burks 51 Wife — Tennessee
7 Carrol A Burks 23 Daughter Operator Machine Tennessee
8 Jacob F Burks 22 Son — Tennessee
9 Clara I Burks 14 Daughter — Tennessee
10 Jesse H Dorris 49 Head Farmer Tennessee
11 Ellen M Dorris 47 Wife Farmer Tennessee
12 H Hooper Dorris 21 Son Farmer Tennessee
13 Leonard R Dorris 19 Son Farmer Tennessee
14 Mattie E Hooper 71 Mother-in-law — Tennessee
15 John S Hagan 62 Head Farmer Tennessee
16 Sarah R Hagan 62 Wife — Tennessee
17 George W George 58 Head Farmer Tennessee
18 Ada M George 55 Wife — Tennessee
19 Pansie George 21 Daughter — Tennessee
20 Earl E Gracy 31 Head Farmer Tennessee
21 Nellie M Gracy 32 Wife — Tennessee
22 Charles Lane 27 Head Farmer Tennessee
23 Leona D Lane 25 Wife — Tennessee
24 Peggy M Lane 6 Daughter — Tennessee
25 Gifford Gifford 19 Head Farmer Tennessee
26 Pearl Gifford 46 Mother — Tennessee
27 Ollie Kirby 49 Head Farmer Tennessee
28 Mary E Kirby 48 Wife — Tennessee
29 Mildred Kirby 22 Daughter Cementing Quarters Tennessee
30 James G Kirby THIS PERSON 21 Son Laborer Tennessee
31 J. L. Kirby 19 Son Laborer Tennessee
32 J. D. Kirby 19 Son Laborer Tennessee
33 Ollie H Kirby 17 Son Laborer Tennessee
34 Billie S Kirby 10 Son — Tennessee
35 William H Honeycutt 42 Head Farmer Tennessee
36 Hazel A Honeycutt 41 Wife — Tennessee
37 Hubert A Honeycutt 19 Son Laborer Tennessee
38 Thad Booker 33 Head Farmer Tennessee
39 Louise I Henson 24 Sister Cook Tennessee
40 Mary T Henson 9 Niece — Tennessee

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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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