HC
Harold Clark — 1920 US Census Record
Model Tree available1920 United States Federal Census · Tioga, Pennsylvania
Our Model Tree links this Harold Clark across the 1900, 1910 and 1920 US Censuses in Tioga, Pennsylvania (XGBoost, ~Confirmed), with identified parents Blanche & Charles — first a son (b.~1899), then head of a 5-person household.
Age 21
b. ~1899
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Tioga, Pennsylvania |
| Surname | Clark |
| Given Name | Harold L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Richmond Township |
| Est. Birth Year | ~1899 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Herbert Clark | Son | — | 17 | ~1903 |
| Orena Clark | Daughter | — | 4 | ~1916 |
| John Clark | Head | — | 44 | ~1876 |
| Phoebe Clark | Spouse | — | 45 | ~1875 |
| Harold Clark | Son | — | 21 | ~1899 |
Census Appearances
1900
Tioga, Pennsylvania
Son, age 2
Tioga, Pennsylvania · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | Sept |
| Birth Year | 1898 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Tioga, Pennsylvania
Son, age 11
Tioga, Pennsylvania · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harold S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Tioga, Pennsylvania
Son, age 21
Tioga, Pennsylvania · implied b. ~1899 — 5 household members
| Surname | Clark |
| Given Name | Harold L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 Harold Clark across 3 US Census years (1900, 1910 and 1920) in Tioga, Pennsylvania, using XGBoost record linkage. Identified parents: mother Blanche Clark (~0.92 confidence) and father Charles Clark (~0.92 confidence) and mother Phoebe Clark (~0.92 confidence) and father John Clark (~0.92 confidence) and father Wesley Clark (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Blanche Clark
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
Charles Clark
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Phoebe Clark
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
John Clark
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Wesley Clark
b. ~1876
Source father
● Household
· direct · ~0.92
This person
Anchor record
Harold Clark
Son · 1920 · age 21 · b. ~1899 · Pennsylvania
★ You are viewing this record
Sibling
Herbert Clark
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Orena Clark
Sibling · 1920 · age 4
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:1920:14thcensusofpopu1613unit:0362)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Gertrude L Carlson | 23 | Daughter | Teacher | Pennsylvania |
| 52 | Peter Omallian | 58 | Head | Farmer | Poland |
| 53 | Carrie G Omallian | 55 | Wife | — | Pennsylvania |
| 54 | Ray L Omallian | 19 | Son | Laborer | Pennsylvania |
| 55 | Bessie R Omallian | 16 | Daughter | — | Pennsylvania |
| 56 | Mary R Omallian | 14 | Daughter | — | Pennsylvania |
| 57 | Alta M Omallian | 12 | Daughter | — | Pennsylvania |
| 58 | Marion B Omallian | 7 | Son | — | Pennsylvania |
| 59 | Albert H Douglas | 68 | Head | Laborer | Pennsylvania |
| 60 | Amelia Douglas | 75 | Housekeeper | — | Pennsylvania |
| 61 | John E Clark | 44 | Head | Farmer | Pennsylvania |
| 62 | Phoebe S Clark | 45 | Wife | — | Pennsylvania |
| 63 | Harold L Clark THIS PERSON | 21 | Son | Laborer | Pennsylvania |
| 64 | Herbert R Clark | 17 | Son | — | Pennsylvania |
| 65 | Orena G Clark | 4 | Daughter | — | Pennsylvania |
| 66 | Moses P Clark | 72 | Head | — | Pennsylvania |
| 67 | Anna J Clark | 65 | Wife | — | Pennsylvania |
| 68 | Ulysses G Clark | 40 | Head | Farmer | Pennsylvania |
| 69 | Jessie B Clark | 35 | Wife | — | Pennsylvania |
| 70 | Lewis H Clark | 10 | Son | — | Pennsylvania |
| 71 | Robert M Burdick | 43 | Head | Farmer | Pennsylvania |
| 72 | Kate E Burdick | 38 | Wife | — | Pennsylvania |
| 73 | Merrill S Burdick | 9 | Son | — | Pennsylvania |
| 74 | Wesley Sherman | 51 | Head | Farmer | Pennsylvania |
| 75 | Nettie C Sherman | 49 | Wife | — | Pennsylvania |
| 76 | Lyle B Sherman | 23 | Son | Laborer | Pennsylvania |
| 77 | Oscar R Sherman | 19 | Son | Laborer | Pennsylvania |
| 78 | Florence E Sherman | 13 | Daughter | — | Pennsylvania |
| 79 | Edwin M Thomas | 56 | Head | Farmer | Pennsylvania |
| 80 | Rose L Thomas | 54 | Wife | — | New York |
| 81 | Andrew J Canfield | 39 | Head | Laborer | Pennsylvania |
| 82 | Goldie A Canfield | 31 | Wife | — | Pennsylvania |
| 83 | Beatrice V Canfield | 14 | Daughter | — | Pennsylvania |
| 84 | Louise B Canfield | 12 | Daughter | — | Pennsylvania |
| 85 | Wood Binning | 59 | Head | Farmer | Iowa |
| 86 | Teresa G Binning | 56 | Wife | — | Iowa |
| 87 | Coral Binning | 22 | Daughter | Teaching | Iowa |
| 88 | Opal Binning | 20 | Daughter | Teaching | Iowa |
| 89 | Ruby Binning | 18 | Daughter | Teaching | Iowa |
| 90 | Wood Jr Binning | 17 | Son | Laborer | Iowa |
| 91 | George Binning | 16 | Son | Laborer | Iowa |
| 92 | Elmer S Clark | 46 | Head | Carpenter | Pennsylvania |
| 93 | James H Nelson | 33 | Head | Farmer | Pennsylvania |
| 94 | Elmer L Nelson | 22 | Son | Laborer | New York |
| 95 | Olive R Nelson | 18 | Daughter | — | Pennsylvania |
| 96 | Jennie Laura Nelson | 15 | Daughter | — | New York |
| 97 | Charles J Gerald | 39 | Head | Farmer | Pennsylvania |
| 98 | Ethel S Gerald | 38 | Wife | — | Pennsylvania |
| 99 | Marion E Gerald | 18 | Daughter | — | Pennsylvania |
| 100 | Alice E Gerald | 13 | Daughter | — | Pennsylvania |
Pedigree Summary
Harold + 2 siblings
Gen 1 · 5 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)