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Harold Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · New-Castle-County, Delaware
Our Model Tree links this Harold Davis across the 1920, 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed), with identified parents George & Anna — first a son (b.~1915), then head of a 6-person household.
Age 25
b. ~1915
Male
Son
Born: Delaware
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Castle-County, Delaware |
| Surname | Davis |
| Given Name | Harold |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | 11th Rep. Dist. |
| 1935 Residence (County) | New Castle |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | 11Th Rep Dist |
| Est. Birth Year | ~1915 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Jo Davis | Daughter | — | 12 | ~1928 |
| Anna Davis | Head | — | 57 | ~1883 |
| Leola Davis | Other | — | 25 | ~1915 |
| Harold Davis | Son | — | 25 | ~1915 |
| Robert Davis | Son | — | 17 | ~1923 |
| Harvey Davis | Son | — | 33 | ~1907 |
Census Appearances
1920
New Castle, …
Son, age 4
New Castle, Delaware · implied b. ~1916 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harold M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
New Castle, …
Son, age 15
New Castle, Delaware · implied b. ~1915 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harold M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
New-Castle-County, Delaware
Son, age 25
New-Castle-County, Delaware · implied b. ~1915 — 6 household members
| Surname | Davis |
| Given Name | Harold |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | 11th Rep. Dist. |
| 1935 Residence (County) | New Castle |
| Income (1939) | 0 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Davis (~0.92 confidence) and mother Anna Davis (~0.92 confidence) and mother Annie Davis (~0.92 confidence) and mother Anna Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Davis
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Anna Davis
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Annie Davis
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Anna Davis
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Davis
Son · 1940 · age 25 · b. ~1915 · Delaware
★ You are viewing this record
Sibling
Robert Davis
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jo Davis
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harvey Davis
Sibling · 1940 · age 33
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-t0627-00546-00652)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Sayett | 25 | Daughter | Clerk Typist | Delaware |
| 42 | Harry Sayett | 17 | son | — | Delaware |
| 43 | Mary (X) Frazer | 78 | Head | — | Maryland |
| 44 | Stella Morgan | 60 | nurse | Nurse | Maryland |
| 45 | Julius Barr | 65 | Head | — | Maryland |
| 46 | Carrie Barr | 64 | wife | — | Maryland |
| 47 | Flora Brooks | 62 | Head | — | Maryland |
| 48 | William J Foltz | 54 | brother | Foreman | Delaware |
| 49 | Elizabeth Hammond | 40 | lodger | Teacher | Delaware |
| 50 | William C Brooks | 67 | Head | Store Keeper | Delaware |
| 51 | Molly Brooks | 66 | wife | — | Delaware |
| 52 | Claude C Brooks | 44 | Head | Mail Carrier | Delaware |
| 53 | Elizabeth Brooks | 42 | wife | — | Delaware |
| 54 | Melvin Brooks | 19 | son | — | Delaware |
| 55 | Norman Brooks | 18 | son | — | Delaware |
| 56 | Henry Brooks | 16 | son | — | Delaware |
| 57 | William Brooks | 12 | son | — | Delaware |
| 58 | Richard Brown | 65 | Head | Laborer | Delaware |
| 59 | Florence Brown | 49 | wife | — | Delaware |
| 60 | Richard Brown | 22 | son | Clerk | Delaware |
| 61 | Lamont Brown | 16 | son | — | Delaware |
| 62 | Jennie Johnson | 26 | daughter | Laborer | Delaware |
| 63 | Thomas J Johnson | 33 | son-in-law | — | Delaware |
| 64 | James Edward Tyler | 25 | Head | Painter | Virginia |
| 65 | Elinor W Tyler | 22 | wife | — | Delaware |
| 66 | John Shrimage | 27 | Head | Laborer | Delaware |
| 67 | Alden Shrimage | 26 | wife | — | Delaware |
| 68 | Judith Shrimage | 4 | daughter | — | Maryland |
| 69 | John Shrimage | 2 | son | — | Delaware |
| 70 | Charles Shrimage | 1 | son | — | Delaware |
| 71 | Alfred Reems | 77 | Head | — | Maryland |
| 72 | Gertrude Reems | 53 | wife | — | Maryland |
| 73 | Alfred Reems | 25 | son | Farmer | Maryland |
| 74 | William Reems | 10 | son | — | Maryland |
| 75 | Anna Davis | 57 | Head | — | Delaware |
| 76 | Harold Davis THIS PERSON | 25 | son | — | Delaware |
| 77 | Robert Davis | 17 | son | — | Delaware |
| 78 | Harvey Davis | 33 | son | Laborer | Delaware |
| 79 | Leola Davis | 25 | daughter-in-law | — | Virginia |
| 80 | Jo Ann Davis | 12 | daughter | — | Delaware |
Related Census Records
Pedigree Summary
Harold + 3 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)