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Charles Hartman — 1920 US Census Record

Model Tree available

1920 United States Federal Census · Mercer, New Jersey

Our Model Tree links this Charles Hartman across the 1920, 1930 and 1940 US Censuses in Mercer, New Jersey (XGBoost, ~Confirmed), with identified parents Richard & Rosie — first a son (b.~1896), then head of a 9-person household.

Age 24 b. ~1896 Male Son Born: New Jersey Single

1920 Census Record Details

Census Year1920
LocationMercer, New Jersey
SurnameHartman
Given NameCharles
Relationship to HeadSon
SexM
Color / RaceWhite
Age24
Marital StatusSingle
BirthplaceNew Jersey
Father's BirthplaceGermany
Mother's BirthplaceGermany
Additional Details
OccupationChauffeur
IndustryState
Class of WorkerW
Can ReadYes
Can WriteYes
Speaks EnglishYes
Birth StateNew Jersey
Birth CountryUnited States
Birthplace (normalized)new jersey
OccupationChauffeur
Township / WardTrenton City
Est. Birth Year~1896

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 1920 census.

Name Relation to head Relative to Charles Age Birth yr
Rosie Hartman Spouse — 57 ~1863
Louis Hartman Son — 17 ~1903
Adolph Hartman Son — 31 ~1889
Richard Hartman Son — 26 ~1894
Charles Hartman Son — 24 ~1896
Otto Hartman Son — 33 ~1887
William Hartman Son — 21 ~1899
Rose Hartman Daughter — 19 ~1901
Richard Hartman Head — 58 ~1862

Census Appearances

1920
Mercer, New …
Son, age 24
Mercer, New Jersey · implied b. ~1896 — 9 household members
Surname Hartman
Given Name Charles
Relationship to Head Son
Sex M
Color / Race White
Age 24
Marital Status Single
Birthplace New Jersey
Father's Birthplace Germany
Mother's Birthplace Germany
Occupation Chauffeur
Industry State
Class of Worker W
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey
1930
Mercer, New …
Head, age 34
Mercer, New Jersey · implied b. ~1896 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Hartmann
Given Name Charles F.
Relationship to Head head
Sex M
Color / Race White
Age 34
Marital Status Married
Birthplace New Jersey
Age at First Marriage 28
Father's Birthplace Germany
Mother's Birthplace Germany
Occupation chauffeur
Industry post office
Class of Worker W
Can Read/Write Yes
Home Owned/Rented O
Home Value / Rent 6000
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey
1940
Mercer-County, New …
Head, age 44
Mercer-County, New Jersey · implied b. ~1896 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname HARTMANN
Given Name CHARLES F
Relationship to Head HEAD
Sex M
Color / Race White
Age 44
Marital Status Married
Birthplace NEW JERSEY
1935 Residence (City) TRENTON CITY
1935 Residence (County) MERCER
Occupation CHAUFFER CARRIER
Industry U.S. MAIL
Class of Worker GW
Hours Worked 40
Income (1939) 1930
Highest Grade No 8
1935 Residence Same place
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey

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 Charles Hartman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Richard Hartman (~0.92 confidence) and mother Rosie Hartman (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Richard Hartman
b. ~1862
Source father
● Household · direct · ~0.92
Mother
Rosie Hartman
b. ~1863
Source mother
● Household · direct · ~0.92
This person
Anchor record
Charles Hartman
Son · 1920 · age 24 · b. ~1896 · New Jersey
★ You are viewing this record
Sibling
Louis Hartman
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adolph Hartman
Sibling · 1920 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hartman
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Otto Hartman
Sibling · 1920 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Hartman
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Hartman
Sibling · 1920 · age 26
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 — Mercer, New Jersey Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu1054unit:1008)

Line Name Age Relation Occupation Birthplace
51 Charles Stillwell 33 Head Produce Dealer New Jersey
52 Lena Stillwell 29 Wife — New Jersey
53 Lena W Stillwell 13 Daughter — New Jersey
54 Edward Stillwell 11 Son — New Jersey
55 Russell Stillwell 9 Son — New Jersey
56 Alvin Stillwell 6 Son — New Jersey
57 Nicholas Stillwell 1 Son — New Jersey
58 John Schoreit 52 Head Cutter Germany
59 Katherine Schoreit 48 Wife — Germany
60 Rose Schoreit 20 Daughter Bead Maker New Jersey
61 Katherine B Schoreit 9 Daughter — New Jersey
62 Anna Schoreit 3 Daughter — New Jersey
63 Joseph Schoreit 17 Son — New Jersey
64 Joseph Schupan 46 Head Wire Worker Hungary
65 Veronica Schupan 43 Wife — Hungary
66 Rose Schupan 20 Daughter Packer Hungary
67 Veronica D Schupan 16 Daughter Packer New Jersey
68 Alois Schupan 13 Son — New Jersey
69 William Schupan 11 Son — New Jersey
70 Katherine Murray 78 Head — New York
71 Philip Murray 39 Son Merchant New Jersey
72 William Hamm 49 Head Laborer Germany
73 Carrie Hamm 47 Wife — Germany
74 Elmer Hamm 17 Son Apprentice New Jersey
75 William Eake 48 Head Machinist New Jersey
76 Catherine Eake 47 Wife — New Jersey
77 Loretta Eake 20 Daughter Stenographer New Jersey
78 Catherine B Eake 16 Daughter — New Jersey
79 Florence Eake 15 Daughter — New Jersey
80 Alice Eake 13 Daughter — New Jersey
81 William Jr Eake 18 Son Machinist New Jersey
82 Joseph Eake 11 Son — New Jersey
83 Richard Hartman 58 Head Decorator Germany
84 Rosie Hartman 57 Wife — Germany
85 Rose Hartman 19 Daughter — New Jersey
86 Otto Hartman 33 Son Lineman Germany
87 Adolph Hartman 31 Son — New Jersey
88 Richard Jr Hartman 26 Son Bartender New Jersey
89 Charles Hartman THIS PERSON 24 Son Chauffeur New Jersey
90 William Hartman 21 Son Plumber New Jersey
91 Louis Hartman 17 Son — New Jersey
92 Martin Schmidt 29 Head Machinist Hungary
93 Katie Schmidt 28 Wife — Hungary
94 Frank Schmidt 9 Son — New Jersey
95 Martin Schmidt 6 Son — New Jersey
96 Martin Schmidt 57 Father Wire Worker Hungary
97 Eva Schmidt 53 Mother — Hungary
98 Joseph Ofner 24 Head Wire Worker Hungary
99 Elizabeth Ofner 23 Wife — Hungary
100 George Ofner 4 Son — New Jersey

Search for Charles Hartman

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Pedigree Summary

Charles + 6 siblings
Gen 1 · 2 parents ~0.92
Max depth 4 (1900–1950 window)

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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