FD
Frank Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · New-Castle-County, Delaware
Our Model Tree links this Frank Davis across the 1920, 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed), with identified parents Arthur & Rachel — first a son (b.~1913), then head of a 8-person household.
Age 27
b. ~1913
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Castle-County, Delaware |
| Surname | Davis |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Wilmington |
| 1935 Residence (County) | New Castle |
| Additional Details | |
| Occupation | Life Guard |
| Industry | Private Pool |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 602 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Life Guard |
| Township / Ward | Wilmington |
| Est. Birth Year | ~1913 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Arthur Davis | Head | — | 63 | ~1877 |
| Frank Davis | Son | — | 27 | ~1913 |
| Robert Davis | Son | — | 20 | ~1920 |
| Paul Davis | Son | — | 32 | ~1908 |
| Elmer Davis | Son | — | 21 | ~1919 |
| Herbert Davis | Son | — | 24 | ~1916 |
| Walter Davis | Son | — | 16 | ~1924 |
| Rachel Davis | Spouse | — | 63 | ~1877 |
Census Appearances
1920
New Castle, …
Son, age 8
New Castle, Delaware · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
New Castle, …
Son, age 18
New Castle, Delaware · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Frank C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
New-Castle-County, Delaware
Son, age 27
New-Castle-County, Delaware · implied b. ~1913 — 8 household members
| Surname | Davis |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Wilmington |
| 1935 Residence (County) | New Castle |
| Occupation | Life Guard |
| Industry | Private Pool |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 602 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arthur Davis (~0.92 confidence) and mother Rachel Davis (~0.92 confidence) and father Herbert Davis (~0.92 confidence) and mother Rachel Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Davis
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Rachel Davis
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Herbert Davis
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Rachel Davis
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Davis
Son · 1940 · age 27 · b. ~1913 · Delaware
★ You are viewing this record
Sibling
Paul Davis
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Davis
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Davis
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Davis
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Davis
Sibling · 1940 · age 21
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
1940 US Federal Census — New-Castle-County, Delaware
Open full size
1940 US Federal Census — New-Castle-County, Delaware
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00549-00172)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arthur Sr. Davis | 63 | Head | Janitor | Delaware |
| 2 | Rachel Davis | 63 | Wife | — | Maryland |
| 3 | Paul Davis | 32 | Son | Laborer | Maryland |
| 4 | Frank Davis THIS PERSON | 27 | Son | Life Guard | Maryland |
| 5 | Herbert Davis | 24 | Son | New Worker | Delaware |
| 6 | Elmer Davis | 21 | Son | Laborer | Delaware |
| 7 | Walter Davis | 16 | Son | — | Delaware |
| 8 | Robert Davis | 20 | Son | Laborer | Maryland |
| 9 | Cortland Seekey | 36 | Head | Truck-Driver | Delaware |
| 10 | Henrietta Seekey | 34 | Wife | — | Delaware |
| 11 | Thomas Blackwell | 17 | Nephew | New Worker | Delaware |
| 12 | Lester Blackwell | 22 | Nephew | Laborer | Delaware |
| 13 | Sarah Blackwell | 22 | Niece | Maid | Delaware |
| 14 | George Wilkerson | 84 | Father-in-law | — | Maryland |
| 15 | Calvin Burton | 40 | Head | Laborer | Delaware |
| 16 | Mabel Burton | 28 | Wife | — | Delaware |
| 17 | Calvin Jr. Burton | 12 | Son | — | Delaware |
| 18 | Harold Burton | 10 | Son | — | Delaware |
| 19 | Ernest Burton | 8 | Son | — | Delaware |
| 20 | Ruby Burton | 5 | Daughter | — | Delaware |
| 21 | Mabel H. Burton | 3 | Daughter | — | Delaware |
| 22 | Harry Burton | 1 | Son | — | Delaware |
| 23 | Paul Brown | 38 | Head | Labor | Delaware |
| 24 | Mildred Brown | 35 | Wife | Maid | Delaware |
| 25 | Iona Brown | 4 | Daughter | — | Delaware |
| 26 | Roda Nichols | 76 | Mother-in-law | — | Maryland |
| 27 | James Coage | 40 | Head | Laborer | Delaware |
| 28 | Lillian Coage | 39 | Wife | — | Maryland |
| 29 | Beatrice Coage | 20 | Daughter | Stenographer | Pennsylvania |
| 30 | Joseph A. Shup | 30 | Head | Sales Clerk | New York |
| 31 | Sadie J. Shup | 26 | Wife | Proprietor | Delaware |
| 32 | Frank Cramer | 42 | Head | Machinist | New York |
| 33 | Mary Cramer | 27 | Wife | — | Delaware |
| 34 | Eugene Cramer | 5 | Son | — | Delaware |
| 35 | Deloris Cramer | 4 | Daughter | — | Delaware |
| 36 | Haverner Saphos | 47 | Head | Truck Driving | Maryland |
| 37 | Hester Saphos | 27 | Wife | Maid | Delaware |
| 38 | Elsie Saphos | 14 | Daughter | — | Delaware |
| 39 | Thomas Taylor | 40 | Head | Carpenter | Virginia |
| 40 | Alberta Taylor | 28 | Wife | Maid | Maryland |
Related Census Records
Pedigree Summary
Frank + 5 siblings
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 1940 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)