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William Keller — 1920 US Census Record

Linked across censuses

1920 United States Federal Census · Baltimore, Maryland

Our Model Tree links this William Keller across the 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a son (b.~1911), then head of a 6-person household.

Age 9 b. ~1911 Male Son Born: Maryland Single

1920 Census Record Details

Census Year1920
LocationBaltimore, Maryland
SurnameKeller
Given NameWilliam
Relationship to Headson
SexM
Color / RaceWhite
Age9
Marital StatusSingle
BirthplaceMaryland
Father's BirthplaceMaryland
Mother's BirthplaceMaryland
Additional Details
Can ReadYes
Can WriteYes
Speaks EnglishYes
Birth StateMaryland
Birth CountryUnited States
Birthplace (normalized)maryland
Township / WardBaltimore City
Est. Birth Year~1911

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 1920 census.

Name Relation to head Relative to William Age Birth yr
Elsie Ohm Daughter — 17 ~1903
Bettie Ohm Spouse — 53 ~1867
William Keller Son — 9 ~1911
Henry Ohm Head — 53 ~1867
Conrad Ohm Son — 16 ~1904
George Keller Son — 10 ~1910

Census Appearances

1920
Baltimore, Maryland
Son, age 9
Baltimore, Maryland · implied b. ~1911 — 6 household members
Surname Keller
Given Name William
Relationship to Head son
Sex M
Color / Race White
Age 9
Marital Status Single
Birthplace Maryland
Father's Birthplace Maryland
Mother's Birthplace Maryland
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State Maryland
Birth Country United States
Birthplace (normalized) maryland
1930
Baltimore, Maryland
Son, age 19
Baltimore, Maryland · implied b. ~1911 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Keeler
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 19
Marital Status Single
Birthplace Maryland
Father's Birthplace Maryland
Mother's Birthplace Maryland
Can Read/Write Yes
Birth State Maryland
Birth Country United States
Birthplace (normalized) maryland

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 Keller across 2 US Census years (1920 and 1930) in Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
William Keller
Son · 1920 · age 9 · b. ~1911 · Maryland
★ You are viewing this record
Sibling
Elsie Ohm
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Keller
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Conrad Ohm
Sibling · 1920 · age 16
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

1920 US Federal Census — Baltimore, Maryland Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu667unit:0288)

Line Name Age Relation Occupation Birthplace
1 James 13 son — Maryland
2 Alfred 11 son — Maryland
3 Helen 9 daughter — Maryland
4 Irene 7 daughter — Maryland
5 Robert Hall 23 nephew Laborer Maryland
6 Michele Serbale 36 Head Proprietor Italy
7 Saveria Serbale 33 Wife — Italy
8 Mary Serbale 14 daughter — Italy
9 Lena Serbale 4 daughter — Maryland
10 Anthony Lombardi 43 Head Carpenter Italy
11 Josie Lombardi 36 Wife — Italy
12 Alfred Lombardi 16 son Carpenter Italy
13 Otto Lombardi 10 son — Maryland
14 August Lombardi 8 son — Maryland
15 Isadore Lombardi 33 brother Labor Italy
16 Felix Seno 25 Boarder Bricklayer Italy
17 Joseph Piccolo 25 Head Carpenter Italy
18 Mary Piccolo 21 Wife — Maryland
19 Filomena Piccolo 3 daughter — Maryland
20 Calogero Piccolo 34 Brother Bricklayer Italy
21 Tony Mindoli 35 Head Laborer Italy
22 Beladina Mindoli 33 Wife — Italy
23 Michele Mindoli 8 son — Maryland
24 Mary Mindoli 6 daughter — Maryland
25 Pauline Mindoli 5 daughter — Maryland
26 Robert H. Waters 60 Head Janitor Maryland
27 Anna Waters 51 Wife — Maryland
28 Nelly Elizabeth Waters 21 daughter — Maryland
29 Robert Waters 19 nephew — Maryland
30 Andrew Bersinger 54 Head Butcher Germany
31 Elizabeth Bersinger 48 Wife — Germany
32 Frederick Bersinger 28 son Puncher Maryland
33 Charles A. Fisher 51 Head Foreman Maryland
34 Ida Fisher 45 Wife — Maryland
35 Helen M. Fisher 22 daughter Bookkeeper Maryland
36 Marie Fisher 19 daughter Saleslady Maryland
37 James Evans 34 brother — Maryland
38 Michael Amato 35 Head Maker Italy
39 Mary Amato 25 Wife — Italy
40 Salvatore Amato 4 son — Maryland
41 Salvatore Amato 2 son — Maryland
42 Michael Devoly 55 Head Laborer Italy
43 Mary Devoly 53 Wife — Italy
44 Henry Ohm 53 Head Fireman Germany
45 Bettie Ohm 53 Wife — Germany
46 Elsie Ohm 17 daughter Inspector Maryland
47 Conrad Ohm 16 son Laborer Maryland
48 George Keller 10 son — Maryland
49 William Keller THIS PERSON 9 son — Maryland
50 Conrad Hassmann 40 Head Car Repairer Germany

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1920 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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