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Frank Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Lancaster, Pennsylvania
Our Model Tree links this Frank Davis across the 1910, 1920 and 1930 US Censuses in Lancaster, Pennsylvania (XGBoost, ~Confirmed), with identified parents Lewis & Terada — first a son (b.~1904), then head of a 4-person household.
Age 26
b. ~1904
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Lancaster, Pennsylvania |
| Surname | Davis |
| Given Name | Frank C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Tree Surgeon |
| Industry | Tree Surgery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Tree Surgeon |
| Township / Ward | Lancaster City |
| Est. Birth Year | ~1904 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Lottie Davis | Daughter | — | 30 | ~1900 |
| Lewis Davis | Head | — | 62 | ~1868 |
| Rhoda Davis | Other | — | 56 | ~1874 |
| Frank Davis | Son | — | 26 | ~1904 |
Census Appearances
1910
Lancaster, Pennsylvania
Son, age 3
Lancaster, Pennsylvania · implied b. ~1907 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Lancaster, Pennsylvania
Son, age 15
Lancaster, Pennsylvania · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Twister |
| Industry | Silk Mill |
| Class of Worker | W |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lancaster, Pennsylvania
Son, age 26
Lancaster, Pennsylvania · implied b. ~1904 — 4 household members
| Surname | Davis |
| Given Name | Frank C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Tree Surgeon |
| Industry | Tree Surgery |
| 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 Frank Davis across 3 US Census years (1910, 1920 and 1930) in Lancaster, Pennsylvania, using XGBoost record linkage. Identified parents: father Lewis Davis (~0.92 confidence) and mother Terada Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence) and father Joseph Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lewis Davis
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Terada Davis
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
Joseph Davis
b. ~1879
Source father
● Household
· direct · ~0.92
This person
Anchor record
Frank Davis
Son · 1930 · age 26 · b. ~1904 · Pennsylvania
★ You are viewing this record
Sibling
Lottie Davis
Sibling · 1930 · age 30
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 — Lancaster, Pennsylvania
Open full size
1930 US Federal Census — Lancaster, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2057:0593)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma M. Jagnow | 46 | Sister-H | Dressmaker | Germany |
| 2 | Eugene H. Jagnow | 57 | Brother | Punch Presser | Pennsylvania |
| 3 | James E. Willard | 58 | Head | Commercial Salesman | Pennsylvania |
| 4 | Emma M. Willard | 50 | Wife-H | None | Pennsylvania |
| 5 | Harry Willard | 27 | Son | Salesman | Pennsylvania |
| 6 | Velma N. Willard | 27 | Daughter-in-law | Waitress | Texas |
| 7 | Claude Willard | 17 | Grandson | Clerical | Pennsylvania |
| 8 | Ruth C. Spouts | 40 | Niece | Clerical | Pennsylvania |
| 9 | Lewis S. Davis | 62 | Head | Deliveryman | Pennsylvania |
| 10 | Rhoda M. Davis | 56 | Wife-H | None | Pennsylvania |
| 11 | Lottie G. Davis | 30 | Daughter | Sales Lady | Pennsylvania |
| 12 | Frank C. Davis THIS PERSON | 26 | Son | Tree Surgeon | Pennsylvania |
| 13 | George F. Kauffman | 39 | Head | Foreman | Pennsylvania |
| 14 | Florence Kauffman | 43 | Wife-H | None | Pennsylvania |
| 15 | Charles H. Kauffman | 5 | Son | None | Pennsylvania |
| 16 | Paul K. Sharley | 29 | Head | Foreman | Pennsylvania |
| 17 | Helen D. Sharley | 27 | Wife-H | None | Pennsylvania |
| 18 | Robert B. Sharley | 7 | Son | None | Pennsylvania |
| 19 | Dorothy E. Sharley | 1 | Daughter | None | Pennsylvania |
| 20 | Charles F. Messer | 36 | Head | Electrician | Pennsylvania |
| 21 | Hazel B. Messer | 29 | Wife-H | None | Pennsylvania |
| 22 | Martin M. Messer | 8 | Son | None | Pennsylvania |
| 23 | Charlotte H. Messer | 6 | Daughter | None | Pennsylvania |
| 24 | Nancy J. Messer | 3 | Daughter | None | Pennsylvania |
| 25 | Francis D. Pennock | 44 | Head | Machinist | Pennsylvania |
| 26 | Nora M. Pennock | 42 | Wife-H | None | Pennsylvania |
| 27 | Claudia M. Pennock | 22 | Daughter | Stenographer | Pennsylvania |
| 28 | Malcolm B. Pennock | 18 | Son | None | Pennsylvania |
| 29 | Elmer W. Dietrich | 47 | Head | Laborer | Pennsylvania |
| 30 | Martha Dietrich | 44 | Wife-H | None | Switzerland |
| 31 | Lilly M. Flubacher | 18 | Daughter | Clerical | Switzerland |
| 32 | Elsie Flubacher | 14 | Daughter | None | Pennsylvania |
| 33 | Jeannette Dietrich | 11 | Daughter | None | Pennsylvania |
| 34 | Elmer R. Dietrich | 6 | Son | None | Pennsylvania |
| 35 | Louis C. Mentzer | 60 | Head | Foreman | Pennsylvania |
| 36 | Mary F. Mentzer | 59 | Wife-H | None | Pennsylvania |
| 37 | Jasper S. Mentzer | 29 | Son | None | Pennsylvania |
| 38 | Martin Michener | 41 | Head | Mechanic | Pennsylvania |
| 39 | Clara G. Michener | 41 | Wife-H | None | Pennsylvania |
| 40 | Myles M. Michener | 19 | Son | None | California |
| 41 | Benita Michener | 13 | Daughter | None | California |
| 42 | Eugene W. Drybach | 51 | Head | Machinist | Pennsylvania |
| 43 | Ella M. Drybach | 49 | Wife-H | None | Pennsylvania |
| 44 | Lloyd H. Drybach | 22 | Son | Decorator | Pennsylvania |
| 45 | Susan M. Drybach | 19 | Daughter | Billing Clerk | Pennsylvania |
| 46 | Emma J. Gildonridge | 72 | Mother-in-law | None | Pennsylvania |
| 47 | William M. Hausman | 42 | Head | Postal Clerk | Pennsylvania |
| 48 | Mary E. Hausman | 16 | Daughter-H | None | Pennsylvania |
| 49 | William M. Jr. Hausman | 9 | Son | None | Pennsylvania |
| 50 | George Dimmig | 42 | Head | Loom Fixer | Pennsylvania |
Pedigree Summary
Frank + 1 sibling
Gen 1 · 4 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)