JK
John Knapp — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Tioga, Pennsylvania
Our Model Tree links this John Knapp across the 1920 and 1930 US Censuses in Tioga, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 11-person household.
Age 7
b. ~1913
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Tioga, Pennsylvania |
| Surname | Knapp |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Charleston Pt Township |
| Est. Birth Year | ~1913 |
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.
11 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ethel Knapp | Daughter | — | 10 | ~1910 |
| Beatrice Knapp | Daughter | — | 4 | ~1916 |
| Leslie Knapp | Son | — | 14 | ~1906 |
| Alfred Knapp | Son | — | 1 | ~1919 |
| John Knapp | Son | — | 7 | ~1913 |
| Alice Knapp | Daughter | — | 1 | ~1919 |
| H Knapp | Head | — | 46 | ~1874 |
| Lena Knapp | Daughter | — | 8 | ~1912 |
| Minnie Knapp | Spouse | — | 42 | ~1878 |
| Doris Knapp | Daughter | — | 12 | ~1908 |
| Martin Knapp | Son | — | 17 | ~1903 |
Census Appearances
1920
Tioga, Pennsylvania
Son, age 7
Tioga, Pennsylvania · implied b. ~1913 — 11 household members
| Surname | Knapp |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Tioga, Pennsylvania
Son, age 17
Tioga, Pennsylvania · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knepp |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farm laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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.
Our Model Tree links John Knapp across 2 US Census years (1920 and 1930) in Tioga, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
John Knapp
Son · 1920 · age 7 · b. ~1913 · Pennsylvania
★ You are viewing this record
Sibling
Martin Knapp
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Knapp
Sibling · 1920 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leslie Knapp
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Knapp
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lena Knapp
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Knapp
Sibling · 1920 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Knapp
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Knapp
Sibling · 1920 · age 10
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 — Tioga, Pennsylvania
Open full size
1920 US Federal Census — Tioga, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1612unit:0988)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Mccarthy | 6 | daughter | — | Pennsylvania |
| 2 | Frances Mccarthy | 2 | son | — | Pennsylvania |
| 3 | Harry Thompson | 52 | head | None | Pennsylvania |
| 4 | Lilla Thompson | 53 | wife | None | Pennsylvania |
| 5 | Susan Thompson | 70 | mother | Farmer | Pennsylvania |
| 6 | Mary May | 75 | sister-in-law | None | Pennsylvania |
| 7 | Edith May | 51 | sister-in-law | None | Michigan |
| 8 | Henry May | 23 | servant | None | Pennsylvania |
| 9 | David D Jones | 45 | head | Laborer | Pennsylvania |
| 10 | Sara Jones | 36 | wife | None | Pennsylvania |
| 11 | Katherine Jones | 18 | daughter | None | Pennsylvania |
| 12 | Esther May Jones | 16 | daughter | None | Pennsylvania |
| 13 | Etta Jones | 15 | daughter | None | Pennsylvania |
| 14 | Llewellyn Jones | 13 | son | None | Pennsylvania |
| 15 | Llewellyn Jones | 10 | son | None | Pennsylvania |
| 16 | Charlotte Jones | 6 | daughter | None | Pennsylvania |
| 17 | Evelyn Jones | 3 | daughter | None | Pennsylvania |
| 18 | Leila Jones | 1 | daughter | None | Pennsylvania |
| 19 | James A Brown | 71 | head | None | Pennsylvania |
| 20 | Emma Brown | 69 | wife | None | Pennsylvania |
| 21 | Thomas Jones | 81 | head | None | Wales |
| 22 | Margaret Jones | 71 | wife | None | Wales |
| 23 | John Hensley | 28 | head | None | Pennsylvania |
| 24 | Stella Hensley | 29 | wife | None | Pennsylvania |
| 25 | Eleanor Hensley | 6 | daughter | None | Pennsylvania |
| 26 | Ellen Bowen | 71 | head | None | Pennsylvania |
| 27 | Elijah Peake | 61 | head | Farmer | Pennsylvania |
| 28 | Ethel Peake | 26 | daughter | None | Pennsylvania |
| 29 | Llewellyn Peake | 16 | son | None | Pennsylvania |
| 30 | H. M. Knapp | 46 | head | Farmer | Pennsylvania |
| 31 | Minnie C Knapp | 42 | wife | None | Pennsylvania |
| 32 | Martin Knapp | 17 | son | None | Pennsylvania |
| 33 | Leslie Knapp | 14 | son | None | Pennsylvania |
| 34 | Doris Knapp | 12 | daughter | None | Pennsylvania |
| 35 | Ethel Knapp | 10 | daughter | None | Pennsylvania |
| 36 | Lena Knapp | 8 | daughter | None | Pennsylvania |
| 37 | John Knapp THIS PERSON | 7 | son | None | Pennsylvania |
| 38 | Beatrice Knapp | 4 | daughter | None | Pennsylvania |
| 39 | Alice Knapp | 1 | daughter | None | Pennsylvania |
| 40 | Alfred Knapp | 1 | son | None | Pennsylvania |
| 41 | Fred Norman | 24 | head | Farmer | Pennsylvania |
| 42 | Edith H Norman | 30 | wife | None | New York |
| 43 | Betty M Norman | 1 | daughter | None | Pennsylvania |
| 44 | Robert Jones | 34 | head | Farmer | Pennsylvania |
| 45 | Daniel Jones | 74 | father | Farmer | Wales |
| 46 | Rebecca Jones | 56 | mother | None | Wales |
| 47 | Ada Thomas | 19 | sister | None | Pennsylvania |
| 48 | Will Peake | 40 | head | Farmer | Pennsylvania |
| 49 | Mary Peake | 37 | wife | None | Pennsylvania |
| 50 | Leslie Peake | 12 | son | None | Pennsylvania |
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)