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William Sparks — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Jefferson-County, Kentucky

Our Model Tree links this William Sparks across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 6-person household.

Age 24 b. ~1916 Male Son Born: Kentucky Single

1940 Census Record Details

Census Year1940
LocationJefferson-County, Kentucky
SurnameSparks
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age24
Marital StatusSingle
BirthplaceKentucky
1935 Residence (City)Louisville City
1935 Residence (County)Jefferson
Additional Details
Occupationmeat salesman
Industrywholesale meat company
Class of WorkerPW
Hours Worked48
Income (1939)325
Highest GradeHs 4
1935 ResidenceSame place
Birth StateKentucky
Birth CountryUnited States
Birthplace (normalized)kentucky
OccupationMeat Salesman
Township / WardLouisville City
Est. Birth Year~1916

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.

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

Name Relation to head Relative to William Age Birth yr
Charles Sparks Son — 21 ~1919
Douglas Sparks Son — 15 ~1925
Margie Sparks Daughter — 18 ~1922
Ray Sparks Head — 49 ~1891
William Sparks Son — 24 ~1916
Anna Sparks Spouse — 42 ~1898

Census Appearances

1930
Jefferson, Kentucky
Son, age 13
Jefferson, Kentucky · implied b. ~1917 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Sparks
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 13
Marital Status Single
Birthplace Kentucky
Father's Birthplace Kentucky
Mother's Birthplace Indiana
Occupation none
Can Read/Write Yes
Birth State Kentucky
Birth Country United States
Birthplace (normalized) kentucky
1940
Jefferson-County, Kentucky
Son, age 24
Jefferson-County, Kentucky · implied b. ~1916 — 6 household members
Surname Sparks
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 24
Marital Status Single
Birthplace Kentucky
1935 Residence (City) Louisville City
1935 Residence (County) Jefferson
Occupation meat salesman
Industry wholesale meat company
Class of Worker PW
Hours Worked 48
Income (1939) 325
Highest Grade Hs 4
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 William Sparks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Sparks
Son · 1940 · age 24 · b. ~1916 · Kentucky
★ You are viewing this record
Sibling
Margie Sparks
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Douglas Sparks
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Sparks
Sibling · 1940 · age 21
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-t0627-01376-00192)

Line Name Age Relation Occupation Birthplace
1 Luther C. Fearn 54 Head Automobile Mechanic Kentucky
2 James C. Fearn 23 Son Stenographer Kentucky
3 Margaret Murphy 62 Sister Advertising Agent Kentucky
4 Baron Reid 39 Head Plumber Kentucky
5 Alice O. Reid 30 Wife — Kentucky
6 Byron Jr. Reid 14 Son — Kentucky
7 Ronald Reid 5 Son — Kentucky
8 Joseph Reid 87 Father — Kentucky
9 Philip M. Zilbert 44 Head Service Station Kentucky
10 Thelma W. Zilbert 40 Wife — Kentucky
11 Cresswell Zilbert 22 Son Laborer Kentucky
12 Mary Louise Zilbert 19 Daughter Inspec. Kentucky
13 Philip E. Zilbert 17 Son — Kentucky
14 Jane Lee Zilbert 15 Daughter — Kentucky
15 Frances E. Zilbert 11 Daughter — Kentucky
16 Erven Hutchison 47 Head Auto Trimmer Kentucky
17 Anna O. Hutchison 42 Wife — Kentucky
18 Dorothy Jones 17 Lodger Teacher Helper Tennessee
19 Charles Jones 15 Lodger — Tennessee
20 Mary Alice Jones 13 Lodger — Tennessee
21 Chris Gray 40 Head Office Clerk Kentucky
22 Mildred Gray 38 Wife — Kentucky
23 Jane Gray 17 Daughter — Kentucky
24 Duane Gray 3 Son — Kentucky
25 Clifford Williams 50 Head — Kentucky
26 Nora O. Williams 46 Wife — Virginia
27 William Zilbert 30 Head Dental Technician Kentucky
28 Dorothy Zilbert 26 Wife Spray Operator Kentucky
29 Anna V. O. Wood 70 Head — West Virginia
30 Frank L. Smith 53 Lodger Record Clerk Wisconsin
31 John W. Pleasant 42 Head Post Office Clerk Indiana
32 Ethel Pleasant 36 Wife — Kentucky
33 John H. Jr. Pleasant 14 Son — Indiana
34 Donald Pleasant 12 Son — Indiana
35 Ray H. Sparks 49 Head Meat Cutter Kentucky
36 Anna O. Sparks 42 Wife — Kentucky
37 William Sparks THIS PERSON 24 Son Meat Salesman Kentucky
38 Charles Sparks 21 Son Department Manager Kentucky
39 Margie Sparks 18 Daughter Saleslady Kentucky
40 Douglas Sparks 15 Son — 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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