CD
Clarence Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Juniata, Pennsylvania
Our Model Tree links this Clarence Davis across the 1910, 1920 and 1930 US Censuses in Juniata, Pennsylvania (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1903), then head of a 4-person household.
Age 27
b. ~1903
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Juniata, Pennsylvania |
| Surname | Davis |
| Given Name | Clarence S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Monroe Township |
| Est. Birth Year | ~1903 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Davis | Daughter | — | 18 | ~1912 |
| William Davis | Head | — | 65 | ~1865 |
| Mary Davis | Other | — | 60 | ~1870 |
| Clarence Davis | Son | — | 27 | ~1903 |
Census Appearances
1910
Juniata, Pennsylvania
Son, age 7
Juniata, Pennsylvania · implied b. ~1903 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Clarence |
| 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 |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Juniata, Pennsylvania
Son, age 16
Juniata, Pennsylvania · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Clarence R |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Juniata, Pennsylvania
Son, age 27
Juniata, Pennsylvania · implied b. ~1903 — 4 household members
| Surname | Davis |
| Given Name | Clarence S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | 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 Clarence Davis across 3 US Census years (1910, 1920 and 1930) in Juniata, Pennsylvania, using XGBoost record linkage. Identified parents: father William Davis (~0.92 confidence) and father William Davis (~0.92 confidence) and father Wm Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Davis
b. ~1865
Source father
● Household
· direct · ~0.92
Father
William Davis
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Wm Davis
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Davis
Son · 1930 · age 27 · b. ~1903 · Pennsylvania
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Sibling
Dorothy 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 — Juniata, Pennsylvania
Open full size
1930 US Federal Census — Juniata, Pennsylvania
Page Contents
34 people indexed on this census page (ia:1930:fifteenthcensus00reel2046:1022)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henry S. Hart | 53 | Head | Farmer | Pennsylvania |
| 52 | Janette E. Hart | 53 | Wife-H | — | Pennsylvania |
| 53 | Evelyn M. Hart | 19 | Daughter | — | Pennsylvania |
| 54 | Ross C. Hart | 16 | Son | Laborer | Pennsylvania |
| 55 | Lee S. Merkel | 28 | Head | Laborer | Pennsylvania |
| 56 | Catherine N. Merkel | 18 | Wife-H | — | Pennsylvania |
| 57 | Martin P. Markel | 58 | Head | Farmer | Pennsylvania |
| 58 | Mary R. Markel | 50 | Wife-H | — | Pennsylvania |
| 59 | Virginia P. Benner | 12 | Niece | — | Pennsylvania |
| 60 | Beatrice M. Benner | 9 | Niece | — | Pennsylvania |
| 61 | Charles A. Carlin | 42 | Head | Poultryman | Pennsylvania |
| 62 | Verna M. Carlin | 37 | Wife-H | — | Pennsylvania |
| 63 | Mary M. Carlin | 7 | Daughter | — | Pennsylvania |
| 64 | Arvilla M. Carlin | 4 | Daughter | — | Pennsylvania |
| 65 | Dorothy M. Carlin | 3 | Daughter | — | Pennsylvania |
| 66 | James W. Lloyd | 12 | Foster Son | — | Pennsylvania |
| 67 | William C. Davis | 65 | Head | Farmer | Pennsylvania |
| 68 | Mary C. Davis | 60 | Wife-H | — | Pennsylvania |
| 69 | Clarence S. Davis THIS PERSON | 27 | Son | Laborer | Pennsylvania |
| 70 | Dorothy S. Davis | 18 | Daughter | — | Pennsylvania |
| 71 | Edward D. Ramp | 57 | Head | Laborer | Pennsylvania |
| 72 | Maggie C. Ramp | 61 | Wife-H | — | Pennsylvania |
| 73 | Merrill C. Hockenberry | 31 | Son-in-law | Farmer | Pennsylvania |
| 74 | Pauline T. Hockenberry | 28 | Daughter | — | Pennsylvania |
| 75 | Merrill C. Jr. Hockenberry | 7 | Grandson | — | Pennsylvania |
| 76 | Marion E. Hockenberry | 4 | Granddaughter | — | Pennsylvania |
| 77 | John W. Hockenberry | 2 | Grandson | — | Pennsylvania |
| 78 | Chas A. Hockenbrook | 45 | Head | Farmer | Pennsylvania |
| 79 | Lillian G. Hockenbrook | 40 | Wife-H | — | Pennsylvania |
| 80 | Helen A. Hockenbrook | 16 | Daughter | — | Pennsylvania |
| 81 | John K. Ferster | 67 | Head | Farmer | Pennsylvania |
| 82 | Amanda Ferster | 60 | Wife-H | — | Pennsylvania |
| 83 | Jessie Ferster | 21 | Daughter | — | Pennsylvania |
| 84 | Olive Ferster | 18 | Daughter | — | Pennsylvania |
Related Census Records
Pedigree Summary
Clarence + 1 sibling
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 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)