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Harold Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Pierce, Washington
Our Model Tree links this Harold Davis across the 1910, 1920 and 1930 US Censuses in Pierce, Washington (XGBoost, ~Confirmed), with identified parents Flora & Flora — first a son (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Male
Son
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Pierce, Washington |
| Surname | Davis |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Sumner Town Part Of |
| Est. Birth Year | ~1909 |
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 1930 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Mary Davis | Daughter | — | 14 | ~1916 |
| George Davis | Head | — | 52 | ~1878 |
| Loyal Davis | Son | — | 18 | ~1912 |
| Harold Davis | Son | — | 21 | ~1909 |
| Flora Davis | Spouse | — | 53 | ~1877 |
Census Appearances
1910
Pierce, Washington
Son, age 1
Pierce, Washington · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Missouri |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
Pierce, Washington
Son, age 11
Pierce, Washington · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harold G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Pierce, Washington
Son, age 21
Pierce, Washington · implied b. ~1909 — 5 household members
| Surname | Davis |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Davis across 3 US Census years (1910, 1920 and 1930) in Pierce, Washington, using XGBoost record linkage. Identified parents: mother Flora Davis (~0.92 confidence) and mother Flora Davis (~0.92 confidence) and father S Davis (~0.92 confidence) and father George Davis (~0.92 confidence) and father George Davis (~0.92 confidence) and mother Floyd Davis (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Flora Davis
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Flora Davis
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
S Davis
b. ~1877
Source father
● Household
· direct · ~0.92
Father
George Davis
b. ~1878
Source father
● Household
· direct · ~0.92
Father
George Davis
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Floyd Davis
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Davis
Son · 1930 · age 21 · b. ~1909 · Washington
★ You are viewing this record
Sibling
Mary Davis
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loyal Davis
Sibling · 1930 · age 18
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
1930 US Federal Census — Pierce, Washington
Open full size
1930 US Federal Census — Pierce, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2510unit:0688)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Gabe Poolman | 45 | Head | Merchant | Holland |
| 52 | Edith Poolman | 44 | Wife | — | Sweden |
| 53 | Theresa Poolman | 21 | Daughter | — | Washington |
| 54 | John Poolman | 17 | Son | Bookkeeper | Washington |
| 55 | Charles Yoder | 37 | Head | — | North Dakota |
| 56 | Edith Yoder | 36 | Wife | Laborer | North Dakota |
| 57 | Erwin Yoder | 17 | Son | — | North Dakota |
| 58 | La Verne Yoder | 15 | Daughter | Newsboy | North Dakota |
| 59 | Ralph Yoder | 13 | Son | — | North Dakota |
| 60 | Elizabeth Yoder | 7 | Daughter | Newsboy | North Dakota |
| 61 | Joseph E. Carlson | 26 | Head | — | North Dakota |
| 62 | Eva L. Carlson | 22 | Wife | Laborer | Washington |
| 63 | John E. Carlson | 2 | Son | — | Washington |
| 64 | Ulysses S. Wallace | 54 | Head | — | Illinois |
| 65 | Fern Wallace | 26 | Daughter | Laborer | Washington |
| 66 | Harold Wallace | 23 | Son | Stenographer | Washington |
| 67 | Frances Wallace | 22 | Daughter | Mechanic | Washington |
| 68 | Esther Wallace | 17 | Daughter | — | Washington |
| 69 | Ruth Wallace | 11 | Daughter | — | Washington |
| 70 | Irene Wallace | 10 | Daughter | — | Washington |
| 71 | John C. Peterson | 33 | Head | — | Minnesota |
| 72 | Elsa Peterson | 29 | Wife | Bookkeeper | Washington |
| 73 | William Peterson | 5 | Son | Bookkeeper | Washington |
| 74 | Gunnar Livingston | 47 | Head | — | Canada |
| 75 | Ines E. Livingston | 31 | Wife | Laborer | Minnesota |
| 76 | Gladys Livingston | 8 | Daughter | — | Washington |
| 77 | Elizabeth Livingston | 5 | Daughter | — | Washington |
| 78 | David Flower | 49 | Head | — | Missouri |
| 79 | Hazel Flower | 32 | Wife | — | North Dakota |
| 80 | Katherine Flower | 15 | Daughter | — | Washington |
| 81 | Jean Flower | 6 | Daughter | — | Washington |
| 82 | George Davis | 52 | Head | — | Pennsylvania |
| 83 | Flora Davis | 53 | Wife | Agent | Wisconsin |
| 84 | Harold Davis THIS PERSON | 21 | Son | — | Washington |
| 85 | Loyal H. Davis | 18 | Son | — | Washington |
| 86 | Mary Davis | 14 | Daughter | — | Washington |
| 87 | Albert E. Clark | 79 | Head | — | New York |
| 88 | Tillie H. Clark | 56 | Wife | Painter | Michigan |
| 89 | Romer P. Lantley | 34 | Head | — | Wisconsin |
| 90 | Filathea Lantley | 25 | Wife | Auditor | New York |
| 91 | Laura M. Lantley | 5 | Daughter | — | Washington |
| 92 | Shizuko Nishikawa | 15 | Lodger | — | Washington |
| 93 | Elva Cousins | 17 | Lodger | — | Oregon |
| 94 | Thomas Potter | 32 | Head | — | Washington |
| 95 | Josephine Potter | 28 | Wife | Agent | Wisconsin |
| 96 | Jules Potter | 8 | Son | — | Washington |
| 97 | Caroline Potter | 7 | Daughter | — | Washington |
| 98 | Frank Potter | 4 | Son | — | Washington |
| 99 | Bert Brinkhouse | 44 | Head | — | Iowa |
| 100 | Clara Brinkhouse | 43 | Wife | Janitor | Iowa |
Pedigree Summary
Harold + 2 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)