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Mary Arnold — 1920 US Census Record
Model Tree available1920 United States Federal Census · Lake, California
Our Model Tree links this Mary Arnold across the 1910, 1920 and 1930 US Censuses in Lake, California (XGBoost, ~Confirmed), with identified parents Mary & Willamette — first a head (b.~1844), then head of a 2-person household.
Age 76
b. ~1844
Female
Head
Born: Kentucky
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Lake, California |
| Surname | Arnold |
| Given Name | Mary J |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 76 |
| Marital Status | Widowed |
| Birthplace | Kentucky |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Town Of Lakeport |
| Est. Birth Year | ~1844 |
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.
2 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Williamette Newcomb | Daughter | — | 48 | ~1872 |
| Mary Arnold | Head | — | 76 | ~1844 |
Census Appearances
1910
Lake, California
Head, age 66
Lake, California · implied b. ~1844 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnolds |
| Given Name | Mary J. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Widowed |
| Birthplace | Kentucky |
| Children Born | 1 |
| Children Living | 1 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1920
Lake, California
Head, age 76
Lake, California · implied b. ~1844 — 2 household members
| Surname | Arnold |
| Given Name | Mary J |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 76 |
| Marital Status | Widowed |
| Birthplace | Kentucky |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Lake, California
Daughter, age 86
Lake, California · implied b. ~1844 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnold |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 86 |
| Marital Status | Widowed |
| Birthplace | Kentucky |
| Age at First Marriage | 27 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Mary Arnold across 3 US Census years (1910, 1920 and 1930) in Lake, California, using XGBoost record linkage. Identified parents: mother Mary Arnold (~0.46 confidence) and mother Willamette Newcome (~0.50 confidence) and mother Willamette Newcome (~0.23 confidence). The pedigree spans 3 generations with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.4
Mother
Mary Arnold
b. ~1844
Source mother>mother
● Household
· direct · ~0.46
Mother
Willamette Newcome
b. ~1872
Source mother
● Household
· direct · ~0.5
Mother
Willamette Newcome
b. ~1872
Source mother>mother>mother
● Household
· direct · ~0.23
This person
Anchor record
Mary Arnold
Head · 1920 · age 76 · b. ~1844 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Lake, California
Open full size
1920 US Federal Census — Lake, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu101unit:0656)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lily M Kale | 28 | Daughter | — | Nebraska |
| 52 | Earl Kale | 8 | Grandson | — | Washington |
| 53 | Bert Kale | 6 | Grandson | — | Washington |
| 54 | James H Boulton | 75 | Head | — | Virginia |
| 55 | Eliza J Boulton | 71 | Wife | — | Ohio |
| 56 | Nanny Meredith | 77 | Head | — | Kentucky |
| 57 | Eli Harmon | 62 | Head | — | Iowa |
| 58 | Margaret J Harmon | 57 | Wife | — | California |
| 59 | Marie East | 22 | Boarder | Telephone | California |
| 60 | Ella E Scott | 27 | Boarder | Teacher | California |
| 61 | Ada A Clendenin | 57 | Boarder | Teacher | California |
| 62 | Frank E Schofield | 53 | Head | Principal | Missouri |
| 63 | Martha N Schofield | 50 | Wife | — | Ohio |
| 64 | Mary E Schofield | 14 | Daughter | — | California |
| 65 | Solomon Abercrombie | 59 | Head | Laborer | Illinois |
| 66 | Nellie Abercrombie | 49 | Wife | — | Iowa |
| 67 | Harold Abercrombie | 22 | Son | Auto Mechanic | California |
| 68 | Mabel Abercrombie | 20 | Daughter | Stenographer | California |
| 69 | Marietta J Abercrombie | 17 | Daughter | — | California |
| 70 | Frank P Akins | 44 | Head | Merchant | California |
| 71 | Maud M Akins | 39 | Wife | — | California |
| 72 | Sada B Akins | 21 | Daughter | — | California |
| 73 | Juanita Akins | 19 | Daughter | — | California |
| 74 | Fred Peterson | 22 | Hired man | Driver Truck | California |
| 75 | Jess E Dodge | 32 | Head | Stewardess | Wisconsin |
| 76 | Margaret Cassidy | 83 | Inmate | — | Scotland |
| 77 | Daniel Chambran | 33 | Inmate | Farmer | Hungary |
| 78 | Lena Chambran | 31 | Inmate | — | Hungary |
| 79 | Katherine Chambran | 8 | Inmate | — | California |
| 80 | Rollin Mansfield | 83 | Inmate | — | Connecticut |
| 81 | Christopher Hartsmough | 75 | Inmate | — | Illinois |
| 82 | Jacob Gard | 82 | Inmate | — | Indiana |
| 83 | Emma J Finn | 63 | Head | Housework | Ohio |
| 84 | Alice J Finn | 20 | Daughter | — | California |
| 85 | Elmore Bish | 27 | Head | Engineer | California |
| 86 | Nellie E Bish | 22 | Wife | — | S. Dakota |
| 87 | Raymond E Bish | 2 | Son | — | California |
| 88 | Charles W Bish | 2 | Son | — | California |
| 89 | Sarah J Simkins | 56 | Mother-in-law | Laundering | New York |
| 90 | Milared E Crumps | 58 | Head | — | Arkansas |
| 91 | Mary J Arnold THIS PERSON | 76 | Head | — | Kentucky |
| 92 | Williamette Newcomb | 48 | Daughter | Dressmaker | California |
| 93 | John Wilson | 51 | Head | Plasterer | Maine |
| 94 | Evelyn E Wilson | 35 | Wife | — | California |
| 95 | Byron Wilson | 15 | Son | — | California |
| 96 | Mary A Crippen | 74 | Mother-in-law | — | Missouri |
| 97 | Persse N Bennett | 36 | Head | Carpenter | Ireland |
| 98 | Geneva C Bennett | 32 | Wife | — | Missouri |
| 99 | James N Bennett | 1 | Son | — | California |
| 100 | Edward M Bardwell | 34 | Boarder | Contractor | California |
Pedigree Summary
Mary
Gen 1 · 1 parents
~0.5
Gen 2 · 1 grandparents
~0.46
Gen 3 · 1 great-grandparents
~0.23
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)