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William Jensen — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Hamilton, Ohio

Our Model Tree links this William Jensen across the 1920, 1930 and 1940 US Censuses in Hamilton, Ohio (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1915), then head of a 9-person household.

Age 15 b. ~1915 Male Son Born: Ohio Single

1930 Census Record Details

Census Year1930
LocationHamilton, Ohio
SurnameJensen
Given NameWilliam H Jr
Relationship to HeadSon
SexM
Color / RaceWhite
Age15
Marital StatusSingle
BirthplaceOhio
Father's BirthplaceOhio
Mother's BirthplaceOhio
Additional Details
Can Read/WriteYes
Home Owned/RentedNo
Birth StateOhio
Birth CountryUnited States
Birthplace (normalized)ohio
Township / WardCincinnati City
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.

9 people recorded at the same address in the 1930 census.

Name Relation to head Relative to William Age Birth yr
Mildred Jensen Daughter — 12 ~1918
George Jensen Son — 16 ~1914
Donald Jensen Son — 1 ~1929
Marie Jensen Daughter — 18 ~1912
Robert Jensen Son — 6 ~1924
William Jensen Head — 44 ~1886
Eva Jensen Spouse — 43 ~1887
Lavina Jensen Daughter — 8 ~1922
William Jensen Son — 15 ~1915

Census Appearances

1920
Hamilton, Ohio
Son, age 4
Hamilton, Ohio · implied b. ~1916 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Jansen
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 4
Marital Status Single
Birthplace Ohio
Father's Birthplace Ohio
Mother's Birthplace Ohio
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1930
Hamilton, Ohio
Son, age 15
Hamilton, Ohio · implied b. ~1915 — 9 household members
Surname Jensen
Given Name William H Jr
Relationship to Head Son
Sex M
Color / Race White
Age 15
Marital Status Single
Birthplace Ohio
Father's Birthplace Ohio
Mother's Birthplace Ohio
Can Read/Write Yes
Home Owned/Rented No
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1940
Hamilton-County, Ohio
Son, age 25
Hamilton-County, Ohio · implied b. ~1915 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Jansen
Given Name William Jr.
Relationship to Head Son
Sex M
Color / Race White
Age 25
Marital Status Single
Birthplace Ohio
1935 Residence (City) Cincinnati City
1935 Residence (County) Hamilton
Occupation Laborer
Industry Dry Cleaning Plant
Class of Worker PW
Hours Worked 48
Income (1939) 275
Highest Grade H 2
1935 Residence Same place
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.
Model Tree available
Our Model Tree links William Jensen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Jansen (~0.92 confidence) and father William Jansen (~0.92 confidence) and father William Jensen (~0.92 confidence) and mother Eva Jensen (~0.92 confidence) and mother Eva Jansen (~0.92 confidence) and mother Eva Jansen (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
William Jansen
b. ~1886
Source father
● Household · direct · ~0.92
Father
William Jansen
b. ~1888
Source father
● Household · direct · ~0.92
Father
William Jensen
b. ~1886
Source father
● Household · direct · ~0.92
Mother
Eva Jensen
b. ~1887
Source mother
● Household · direct · ~0.92
Mother
Eva Jansen
b. ~1888
Source mother
● Household · direct · ~0.92
Mother
Eva Jansen
b. ~1887
Source mother
● Household · direct · ~0.92
This person
Anchor record
William Jensen
Son · 1930 · age 15 · b. ~1915 · Ohio
★ You are viewing this record
Sibling
Lavina Jensen
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Jensen
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Jensen
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Jensen
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Jensen
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Jensen
Sibling · 1930 · age 6
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

1930 US Federal Census — Hamilton, Ohio Open full size

Page Contents

50 people indexed on this census page (ia:1930:ohiocensus00reel1813:0595)

Line Name Age Relation Occupation Birthplace
1 George Memminger 47 Head Janitor Ohio
2 Elizabeth Memminger 55 Wife — Ohio
3 Victor Memminger 27 Nephew Clerk Ohio
4 Edwin Memminger 19 Nephew — Ohio
5 Charles R Sandman 47 Head Salesman Ohio
6 Emma M Sandman 48 Wife — Ohio
7 William H Sandman 24 Son Deliveryman Ohio
8 Anna J Sandman 21 Daughter Assembler Ohio
9 Alma E Sandman 21 Daughter General Clerk Ohio
10 Rosina J Sandman 18 Daughter — Ohio
11 Harry W Sandman 10 Son — Ohio
12 William H Jensen 44 Head Meat Merchant Ohio
13 Eva E Jensen 43 Wife — Ohio
14 Marie E Jensen 18 Daughter Address Operator Ohio
15 George Jensen 16 Son Helper Ohio
16 William H Jr Jensen THIS PERSON 15 Son — Ohio
17 Mildred M Jensen 12 Daughter — Ohio
18 Lavina J Jensen 8 Daughter — Ohio
19 Robert E Jensen 6 Son — Ohio
20 Donald J Jensen 1 Son — Ohio
21 Mary Myers 35 Head Seamstress Kentucky
22 Susie Justice 29 Boarder Machine Operator Kentucky
23 Stephen H Johnson 22 Boarder Machine Operator Virginia
24 Harold Price 18 Boarder Edge Burner Ohio
25 Joseph Holy 77 Head — North Carolina
26 Arthur F Holen 42 Son Salesman North Carolina
27 Lois Holen 40 Daughter Machine Operator Kentucky
28 Edward E Jacobs 29 Head Fireman Ohio
29 Maude F Jacobs 31 Wife — North Carolina
30 Geraldine J Jacobs 7 Daughter — Ohio
31 Edward W Jacobs 3 Son — Ohio
32 Joseph G Richter 34 Head Chauffeur Ohio
33 Margaret Richter 36 Wife — Ohio
34 Daniel J Richter 3 Son — Ohio
35 Mary Marshall 40 Mother-in-law Machine Operator Ohio
36 Alfred J Everman 38 Head Truck Driver Ohio
37 Alma B Everman 35 Wife — Ohio
38 Dorothy M Everman 7 Daughter — Ohio
39 Frank W Everman 6 Son — Ohio
40 Frank F Everman 67 Head Freight Handler Germany
41 Anna M Everman 64 Wife — Germany
42 Catherine Shoemaker 82 Sister-in-law — Germany
43 Teresa Everman 45 Niece Teacher Ohio
44 Thomas E Birch 32 Head Repairman England
45 Julia M Birch 29 Wife — Indiana
46 June E Birch 5 Daughter — Ohio
47 Hattie E Roller 51 Head — North Carolina
48 Edith M Roller 22 Daughter Metal Clerk Ohio
49 Hazel M Roller 18 Daughter Stenographer Ohio
50 Albert Harmeling 41 Head Tile Setter Ohio

Search for William Jensen

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Pedigree Summary

William + 6 siblings
Gen 1 · 6 parents ~0.92
Max depth 4 (1900–1950 window)

About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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