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Mary Koch — 1910 US Census Record

Linked across censuses

1910 United States Federal Census · Kings, New York

Our Model Tree links this Mary Koch across the 1900 and 1910 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a spouse (b.~1879), then head of a 6-person household.

Age 31 b. ~1879 Female Spouse Born: Germany Married

1910 Census Record Details

Census Year1910
LocationKings, New York
SurnameKoch
Given NameMary
Relationship to HeadWife
SexF
Color / RaceWhite
Age31
Marital StatusMarried
BirthplaceGermany
Years Married3
Children Born3
Children Living3
Year of Immigration1888
Father's BirthplaceGermany
Mother's BirthplaceGermany
Additional Details
Can ReadYes
Can WriteYes
Speaks EnglishEnglish
Birth CountryGermany
Birthplace (normalized)germany
Township / WardBrooklyn Borough
Est. Birth Year~1879

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 1910 census.

Name Relation to head Relative to Mary Age Birth yr
Jacob Koch Son — 12 ~1898
Mary Koch Spouse — 31 ~1879
Frederick Koch Son — 9 ~1901
Margaret Koch Daughter — 9 ~1901
Joseph Koch Son — 3 ~1907
John Koch Head — 38 ~1872

Census Appearances

1900
Kings, New …
Other, age 24
Kings, New York · implied b. ~1876 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Koch
Given Name Mary
Relationship to Head Boarder
Sex F
Color / Race White
Age 24
Marital Status Married
Birthplace Germany
Birth Month Jan
Birth Year 1876
Year of Immigration 1890
Father's Birthplace Germany
Mother's Birthplace Germany
Occupation Dressmaker
Can Read Yes
Can Write Yes
Speaks English Yes
Birth Country Germany
Birthplace (normalized) germany
1910
Kings, New …
Spouse, age 31
Kings, New York · implied b. ~1879 — 6 household members
Surname Koch
Given Name Mary
Relationship to Head Wife
Sex F
Color / Race White
Age 31
Marital Status Married
Birthplace Germany
Years Married 3
Children Born 3
Children Living 3
Year of Immigration 1888
Father's Birthplace Germany
Mother's Birthplace Germany
Can Read Yes
Can Write Yes
Speaks English English
Birth Country Germany
Birthplace (normalized) germany

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 Mary Koch across 2 US Census years (1900 and 1910) in Kings, New York, using XGBoost record linkage.
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This person
Anchor record
Mary Koch
Spouse · 1910 · age 31 · b. ~1879 · New York
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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1910 US Federal Census — Kings, New York Open full size

Page Contents

50 people indexed on this census page (ia:1910:13thcensus1910po967unit:0473)

Line Name Age Relation Occupation Birthplace
51 Adeline 13 Daughter — New York
52 Henry 11 Son — New York
53 Jacob Jr. 7 Son — New York
54 Isaac Clemens 70 Boarder Tailor Germany
55 Andrew Schweitzer 40 Head Spinner New York
56 Wife Schweitzer 45 Wife Seamstress Austria
57 Martha Schweitzer 15 Stepdaughter Hander New York
58 Eugene Schweitzer 12 Stepson — New York
59 Margaret Schweitzer 10 Stepdaughter — New York
60 Charles Miller 43 Head Trader Germany
61 Susie Miller 41 Wife Dressmaker Russia
62 August Miller 14 Son — New York
63 Charles Miller 12 Son — New York
64 Anna T Miller 11 Daughter — New York
65 Susanna Miller 10 Daughter — New York
66 Minnie Miller 7 Daughter — New York
67 Christian Miller 4 Son — New York
68 Peter Martin 47 Head Laborer Germany
69 Caroline Martin 45 Wife Laundress Germany
70 Charles Martin 16 Son Bottler New York
71 Emma Martin 15 Daughter Weaver New York
72 Peter Martin 13 Son — New York
73 Frank Martin 12 Son — New York
74 Johanna Martin 10 Daughter — New York
75 Louise Martin 6 Daughter — New York
76 Mary Metzburger 66 Head Caretaker New York
77 Annie Metzburger 65 Wife — Germany
78 John Metzburger 31 Son Porter New York
79 William Metzburger 21 Son Blower New York
80 Max Fredenlust 53 Head Butcher Germany
81 Sophie Fredenlust 52 Wife — Germany
82 Casper Williams 36 Head Driver New York
83 Selma Williams 35 Wife — New York
84 Harry Williams 10 Son — New York
85 Marie Williams 7 Daughter — New York
86 Annie Williams 4 Daughter — New York
87 John Koch 38 Head Retail Merchant Germany
88 Mary Koch THIS PERSON 31 Wife — Germany
89 Jacob Koch 12 Son Lithographer New York
90 Frederick Koch 9 Son Tailor New York
91 Margaret Koch 9 Daughter Boarder New York
92 Joseph Koch 3 Son — New York
93 Ludwig Ruth 52 Head Fireman Germany
94 Magdalene Ruth 45 Wife — Germany
95 Kate Ruth 19 Daughter Tucker New York
96 Marie Ruth 17 Daughter Tucker New York
97 Ludwig Jr. Ruth 13 Son — New York
98 August Ruth 10 Son — New York
99 Catherine Ruth 9 Daughter — New York
100 John Ruth 6 Son — New York

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1910 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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