HC
Harold Clark — 1920 US Census Record
Model Tree available1920 United States Federal Census · Hennepin, Minnesota
Our Model Tree links this Harold Clark across the 1900, 1910 and 1920 US Censuses in Hennepin, Minnesota (XGBoost, ~Confirmed), with identified parents David & Mary — first a son (b.~1899), then head of a 6-person household.
Age 21
b. ~1899
Male
Son
Born: Minnesota
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Hennepin, Minnesota |
| Surname | Clark |
| Given Name | Harold W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Minneapolis City |
| 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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Clark | Son | — | 18 | ~1902 |
| Mary Clark | Spouse | — | 53 | ~1867 |
| Dorris Clark | Daughter | — | 12 | ~1908 |
| Ralph Clark | Son | — | 15 | ~1905 |
| Harold Clark | Son | — | 21 | ~1899 |
| David Clark | Head | — | 55 | ~1865 |
Census Appearances
1900
Hennepin, Minnesota
Son, age 2
Hennepin, Minnesota · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harold H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Birth Month | Sept |
| Birth Year | 1898 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1910
Hennepin, Minnesota
Son, age 11
Hennepin, Minnesota · implied b. ~1899 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Hennepin, Minnesota
Son, age 21
Hennepin, Minnesota · implied b. ~1899 — 6 household members
| Surname | Clark |
| Given Name | Harold W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Hennepin, Minnesota, using XGBoost record linkage. Identified parents: father David Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
David Clark
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Clark
Son · 1920 · age 21 · b. ~1899 · Minnesota
★ You are viewing this record
Sibling
Lawrence Clark
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorris Clark
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Clark
Sibling · 1920 · age 15
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 — Hennepin, Minnesota
Open full size
1920 US Federal Census — Hennepin, Minnesota
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu836unit:0121)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ruby E. Morrill | 33 | Head | Saleslady | Canada |
| 52 | Mervyn E. Morrill | 12 | Son | — | Minnesota |
| 53 | David L. Morrill | 10 | Son | — | Minnesota |
| 54 | Alexandra G. Palmstock | 57 | Head | Music Teacher | Breslau Germany |
| 55 | Morris Abrahams | 34 | Head | Commercial Traveler | Illinois |
| 56 | Rae M. Abrahams | 24 | Wife | — | Norway |
| 57 | Lois Abrahams | 1 | Daughter | — | Minnesota |
| 58 | Esther Prytz | 21 | Sister-in-law | Saleslady | Norway |
| 59 | Joseph W. Bartles | 62 | Head | President | Illinois |
| 60 | Mary E. Bartles | 64 | Wife | — | Ohio |
| 61 | Bernice Bartles | 27 | Daughter | Teacher | Minnesota |
| 62 | Frank L. Percival | 60 | Head | Broker | Maine |
| 63 | Marie W. Percival | 50 | Wife | — | Minnesota |
| 64 | Laurence T. Walker | 34 | Head | Major | Massachusetts |
| 65 | Mary K. Walker | 26 | Wife | — | Texas |
| 66 | Wilhelmina C. Frieding | 45 | Servant | Servant | Sweden |
| 67 | Harry W. Bertrash | 51 | Head | Dentist | Minnesota |
| 68 | Bessie Bertrash | 40 | Wife | — | Minnesota |
| 69 | Harry G. Bertrash | 15 | Son | — | Minnesota |
| 70 | William W. Bertrash | 9 | Son | — | Minnesota |
| 71 | Sadie E. Gordon | 35 | Sister-in-law | Teacher | Minnesota |
| 72 | David F. Clark | 55 | Head | Dealer | Wisconsin |
| 73 | Mary A. Clark | 53 | Wife | — | Wisconsin |
| 74 | Harold W. Clark THIS PERSON | 21 | Son | — | Minnesota |
| 75 | Lawrence S. Clark | 18 | Son | — | Minnesota |
| 76 | Ralph S. Clark | 15 | Son | — | Minnesota |
| 77 | Dorris E. Clark | 12 | Daughter | — | Minnesota |
| 78 | James C. Pay | 59 | Head | Tester | Ireland |
| 79 | Mary H. Pay | 49 | Wife | — | Scotland |
| 80 | Carlyle D. Pay | 26 | Son | Dentist | Minnesota |
| 81 | Mildred T. Pay | 26 | Daughter-in-law | — | North Dakota |
| 82 | Ernest H. Bornholz | 47 | Head | Secretary | Minnesota |
| 83 | Charlotte Bornholz | 47 | Wife | — | Minnesota |
| 84 | Samuel Ewing | 75 | Father-in-law | — | Pennsylvania |
| 85 | Benjamin Arneson | 26 | Lodger | Mail Clerk | Wisconsin |
| 86 | Martin Arneson | 23 | Lodger | Electrician | Wisconsin |
| 87 | Samuel L. Glasier | 35 | Lodger | Estimator | Minnesota |
| 88 | Rudolph A. Pilmaceal | 31 | Lodger | Stenographer | Minnesota |
| 89 | Ida M. Truesdale | 40 | Lodger | Saleslady | Norway |
| 90 | Thomas S. Cooper | 27 | Lodger | Accountant | Australia |
| 91 | Benjamin F. Wolfe | 29 | Head | Credit Man | Wisconsin |
| 92 | Esther M. Wolfe | 29 | Wife | — | Wisconsin |
| 93 | Benjamin F. Jr. Wolfe | 4 | Son | — | Minnesota |
| 94 | William J. Mayer | 44 | Head | Tailor | Hungary |
| 95 | Ada P. Mayer | 40 | Wife | — | England |
| 96 | Frederick H. Mayer | 20 | Son | — | England |
| 97 | Marie R. Mayer | 18 | Daughter | Stock Clerk | Minnesota |
| 98 | Clifford Mayer | 15 | Son | — | Minnesota |
| 99 | Arthur A. Mayer | 10 | Son | — | Minnesota |
| 100 | Philip W. Mayer | 7 | Son | — | Minnesota |
Related Census Records
Pedigree Summary
Harold + 3 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)