John Knapp — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Orange, New York

Our Model Tree links this John Knapp across the 1920 and 1930 US Censuses in Orange, New York (XGBoost, ~Confirmed) — first a head (b.~1858), then head of a 7-person household.

Age 72 b. ~1858 Male Head Born: New York Married

1930 Census Record Details

Census Year	1930
Location	Orange, New York
Surname	Knapp
Given Name	John H
Relationship to Head	Head
Sex	M
Color / Race	White
Age	72
Marital Status	Married
Birthplace	New York
Age at First Marriage	30
Father's Birthplace	New York
Mother's Birthplace	New Jersey
Additional Details
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	4000
Veteran	No
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Township / Ward	Warwick Village
Est. Birth Year	~1858

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.

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

Name	Relation to head	Relative to John	Age	Birth yr
Carrie Knapp	Spouse	—	45	~1885
Louise Welsh	Other	—	73	~1857
John Knapp	Head	—	72	~1858
Roland Knapp	Son	—	5	~1925
John Knapp	Son	—	14	~1916
Lois Knapp	Daughter	—	11	~1919
Raymond Knapp	Son	—	10	~1920

Census Appearances

1920

Orange, New …

Head, age 62

Orange, New York · implied b. ~1858 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Knapp
Given Name	John N
Relationship to Head	Head
Sex	M
Color / Race	White
Age	62
Marital Status	Married
Birthplace	New York
Father's Birthplace	New York
Mother's Birthplace	New York
Occupation	Farmer
Industry	General
Class of Worker	OA
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1930

Orange, New …

Head, age 72

Orange, New York · implied b. ~1858 — 7 household members

Surname	Knapp
Given Name	John H
Relationship to Head	Head
Sex	M
Color / Race	White
Age	72
Marital Status	Married
Birthplace	New York
Age at First Marriage	30
Father's Birthplace	New York
Mother's Birthplace	New Jersey
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	4000
Veteran	No
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

Our Model Tree links John Knapp across 2 US Census years (1920 and 1930) in Orange, New York, using XGBoost record linkage.

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This person

Anchor record

John Knapp

Head · 1930 · age 72 · b. ~1858 · New York

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1930 US Federal Census — Orange, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1634:0320)

Line	Name	Age	Relation	Occupation	Birthplace
1	Emma M Ibberson	33	Head	—	New York
2	Joseph C Ibberson	11	Son	—	New York
3	Marie A Ibberson	2	Daughter	—	New York
4	Mary G Decker	38	Head	Laundress	New York
5	Mary H Decker	13	Daughter	—	New York
6	John Sullivan	66	Head	Janitor	New York
7	Katherine Sullivan	62	Wife	—	Connecticut
8	Frank W Clark	48	Head	Asst Engineer	New York
9	Louise M Clark	50	Wife	—	New York
10	John W Clark	23	Son	—	New York
11	Frank Clark	21	Son	—	New York
12	Mary E Quackenbush	84	Mother in law	—	New York
13	Rebecca Spareragen	63	Head	—	Poland
14	Howard F Bunn	33	Head	Mail Carrier	New York
15	Almeda Bunn	31	Wife	—	New York
16	Howard S Tyson	45	Head	Minister	Georgia
17	Abbie S Tyson	40	Wife	—	Georgia
18	Anna Powell	59	Head	Ironer	New York
19	Anton Nebel	63	Head	Tailor	Germany
20	Gertrude Nebel	57	Wife	—	Germany
21	Elizabeth Nebel	18	Daughter	—	New York
22	Francis A Nebel	14	Son	—	New York
23	Gertrude H Nebel	6	Daughter	—	New York
24	Andrew Lohrer	70	Boarder	Tailor	Germany
25	John H Knapp THIS PERSON	72	Head	—	New York
26	Carrie B Knapp	45	Wife	Dressmaker	New York
27	John H Jr Knapp	14	Son	—	New York
28	Lois Knapp	11	Daughter	—	New York
29	Raymond C Knapp	10	Son	—	New York
30	Roland S Knapp	5	Son	—	New York
31	Louise C Welsh	73	Mother in law	—	New Jersey
32	Alonzo J Williams	82	Head	—	New Jersey
33	Nellie V Williams	54	Daughter	—	New York
34	Albertus Smith	59	Head	Painter	New York
35	Hattie A Smith	58	Wife	—	New York
36	Clarence G Barrett	42	Head	Fireman	New Jersey
37	Emily E Barrett	35	Wife	—	New York
38	Ada G Barrett	32	Sister	Bookkeeper	New Jersey
39	James G Barrett	3	Son	—	New York
40	James L Horton	40	Head	Contractor	New York
41	Loretta G Horton	40	Wife	—	New York
42	Frances M Horton	16	Daughter	—	New York
43	James H Horton	14	Son	—	New York
44	Earl C Horton	12	Son	—	New York
45	Vivian R Horton	9	Daughter	—	New York
46	Laura B Insho	59	Head	—	Pennsylvania
47	William J Paul	45	Head	Engineer	New Jersey
48	Jenny C Paul	41	Wife	—	New Jersey
49	Benjamin H Austin	58	Head	Machinist Helper	New Jersey
50	Frances E Austin	59	Wife	—	New York

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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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