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Robert Pierce — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Jefferson-County, Kentucky

Our Model Tree links this Robert Pierce across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 7-person household.

Age 11 b. ~1929 Male Son Born: Kentucky Single

1940 Census Record Details

Census Year1940
LocationJefferson-County, Kentucky
SurnamePierce
Given NameRobert
Relationship to HeadSon
SexM
Color / RaceWhite
Age11
Marital StatusSingle
BirthplaceKentucky
1935 Residence (City)Louisville City
1935 Residence (County)Jefferson
Additional Details
Highest GradeNo 6
1935 ResidenceSame Place
Birth StateKentucky
Birth CountryUnited States
Birthplace (normalized)kentucky
Township / WardLouisville City
Est. Birth Year~1929

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 Robert Age Birth yr
Joseph Pierce Son — 9 ~1931
Olive Pierce Spouse — 44 ~1896
William Pierce Son — 14 ~1926
Anna Pierce Daughter — 20 ~1920
Robert Pierce Son — 11 ~1929
Richard Pierce Head — 50 ~1890
Richard Pierce Son — 16 ~1924

Census Appearances

1930
Jefferson, Kentucky
Son, age 1
Jefferson, Kentucky · implied b. ~1929 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Pierce
Given Name Robert R.
Relationship to Head Son
Sex M
Color / Race White
Age 1
Marital Status Single
Birthplace Kentucky
Father's Birthplace Kentucky
Mother's Birthplace Kentucky
Occupation none
Birth State Kentucky
Birth Country United States
Birthplace (normalized) kentucky
1940
Jefferson-County, Kentucky
Son, age 11
Jefferson-County, Kentucky · implied b. ~1929 — 7 household members
Surname Pierce
Given Name Robert
Relationship to Head Son
Sex M
Color / Race White
Age 11
Marital Status Single
Birthplace Kentucky
1935 Residence (City) Louisville City
1935 Residence (County) Jefferson
Highest Grade No 6
1935 Residence Same Place
Birth State Kentucky
Birth Country United States
Birthplace (normalized) kentucky

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 Robert Pierce across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Pierce
Son · 1940 · age 11 · b. ~1929 · Kentucky
★ You are viewing this record
Sibling
William Pierce
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Pierce
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Pierce
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Pierce
Sibling · 1940 · age 9
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 — Jefferson-County, Kentucky Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01376-00633)

Line Name Age Relation Occupation Birthplace
41 Marshall Martin 54 Head Track Foreman Kentucky
42 Lelie Martin 49 Wife — Kentucky
43 Emma Habich 64 Head — Kentucky
44 Bernice H Habich 36 Son Furniture Inspector Kentucky
45 Edward L Habich 34 Son Stamp Clerk Kentucky
46 Frank E Habich 32 Son Clerk Kentucky
47 William J Habich 27 Son Wholesale Salesman Kentucky
48 Richard H Pierce 50 Head Grocery Salesman Kentucky
49 Olive S Pierce 44 Wife — Kentucky
50 Anna C Pierce 20 Daughter — Kentucky
51 Richard Pierce 16 Son — Kentucky
52 William Pierce 14 Son — Kentucky
53 Robert Pierce THIS PERSON 11 Son — Kentucky
54 Joseph Pierce 9 Son — Kentucky
55 Clarence E Steinbock 44 Head Proprietor Kentucky
56 Mary D Steinbock 41 Wife — Kentucky
57 Ann Steinbock 18 Daughter — Kentucky
58 Joan Steinbock 15 Daughter — Kentucky
59 Martha J Steinbock 13 Daughter — Kentucky
60 Clarence Jr Steinbock 9 Son — Kentucky
61 Thomas Steinbock 7 Son — Kentucky
62 Gertrude Clark 57 Sister-in-law Saleslady Kentucky
63 — None Vacant — —
64 — None Vacant — —
65 — None Vacant — —
66 — None Vacant — —
67 Lydia K Striegel 55 Head — Kentucky
68 Arthur Striegel 31 Son Cabinet Maker Kentucky
69 Thelma Striegel 26 Daughter — Kentucky
70 Cecil Striegel 35 Son-in-law Mix Feeder Kentucky
71 Thomas Striegel 1 Grandson — Kentucky
72 Churchill R Hayde 61 Head — Kentucky
73 Jennie B Hayde 65 Wife — Indiana
74 James H Moore 31 Head Stock Keeper Kentucky
75 Lillian K Moore 28 Wife — Kentucky
76 Lois Jean Moore 6 Daughter — Kentucky
77 Jacob L Hermann 62 Head Packer Kentucky
78 Oma S Hermann 61 Wife — Kentucky
79 Joseph Hepp 64 Head Engineer Kentucky
80 Annie Hepp 63 Wife — Kentucky

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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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