HJ
Harry Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · New-Castle-County, Delaware
Our Model Tree links this Harry Johnson across the 1920, 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed), with identified parents George & Florence — first a head (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Head
Born: Delaware
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Castle-County, Delaware |
| Surname | Johnson |
| Given Name | Harry L B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | R |
| 1935 Residence (County) | New Castle |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 80 |
| Highest Grade | G 8 |
| 1935 Residence | Delaware |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Farmer |
| Township / Ward | 11Th Rep Dist |
| Est. Birth Year | ~1914 |
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 1940 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Johnson | Daughter | — | 1 | ~1939 |
| Harry Johnson | Head | — | 26 | ~1914 |
| Harry Johnson | Son | — | 3 | ~1937 |
| Gertrude Johnson | Spouse | — | 24 | ~1916 |
Census Appearances
1920
New Castle, …
Son, age 6
New Castle, Delaware · implied b. ~1914 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harry G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| 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 16
New Castle, Delaware · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harry G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
New-Castle-County, Delaware
Head, age 26
New-Castle-County, Delaware · implied b. ~1914 — 4 household members
| Surname | Johnson |
| Given Name | Harry L B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | R |
| 1935 Residence (County) | New Castle |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 80 |
| Highest Grade | G 8 |
| 1935 Residence | Delaware |
| 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 Harry Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Johnson (~0.92 confidence) and mother Florence Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Florence Johnson
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Johnson
Head · 1940 · age 26 · b. ~1914 · Delaware
★ You are viewing this record
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-t0627-00546-00654)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles B Laws | 41 | Head | Farmer | Delaware |
| 42 | Ida Laws | 34 | Wife | — | Delaware |
| 43 | Charles Laws | 12 | Son | — | Delaware |
| 44 | Alice Laws | 10 | Daughter | — | Delaware |
| 45 | Donald Laws | 8 | Son | — | Delaware |
| 46 | Flora E Laws | 6 | Daughter | — | Delaware |
| 47 | Mary A Laws | 4 | Daughter | — | Delaware |
| 48 | Helen Laws | 2 | Daughter | — | Delaware |
| 49 | Frank Smith | 17 | Laborer | Laborer | Delaware |
| 50 | William D Singleton | 69 | Head | — | Maryland |
| 51 | Bessie Singleton | 53 | Wife | — | Maryland |
| 52 | Myrtle Brief | 26 | Daughter | — | Maryland |
| 53 | Edward Brief | 10 | Grandson | — | Maryland |
| 54 | Richard Brief | 8 | Grandson | — | Maryland |
| 55 | Marion Brief | 7 | Granddaughter | — | Delaware |
| 56 | Mardella Brief | 4 | Granddaughter | — | Delaware |
| 57 | Wilbur Hooper | 17 | Grandson | Laborer | Maryland |
| 58 | Harry Flowers | 63 | Brother-in-law | Painter & Paper Hanger | Maryland |
| 59 | William H Kintzer | 66 | Head | Laborer | Pennsylvania |
| 60 | Kate M Kintzer | 70 | Wife | — | Pennsylvania |
| 61 | Theodore R Kintzer | 34 | Son | Laborer | Pennsylvania |
| 62 | Margaret Kintzer | 31 | Daughter-in-law | — | Pennsylvania |
| 63 | Kathryn E Kintzer | 9 | Granddaughter | — | Pennsylvania |
| 64 | William D Kintzer | 4 | Grandson | — | Delaware |
| 65 | Francis A Crowl | 27 | Head | Attendant | Delaware |
| 66 | Margaret B Crowl | 22 | Wife | — | Delaware |
| 67 | Francis A Crowl | 1 | Son | — | Delaware |
| 68 | Harry L B Johnson THIS PERSON | 26 | Head | Farmer | Delaware |
| 69 | Gertrude B Johnson | 24 | Wife | — | Delaware |
| 70 | Harry J Johnson | 3 | Son | — | Delaware |
| 71 | Dorothy Johnson | 1 | Daughter | — | Delaware |
| 72 | Woodland Wilson | 58 | Head | Farmer | Maryland |
| 73 | Annie Wilson | 56 | Wife | — | Delaware |
| 74 | Marjorie Wilson | 17 | Daughter | — | Delaware |
| 75 | Earl Wilson | 13 | Son | — | Delaware |
| 76 | Gertrude Rittenhouse | 88 | Aunt | — | New Jersey |
| 77 | Louis Montgomery | 24 | Laborer | Laborer | Pennsylvania |
| 78 | J Edward Crompton | 61 | Head | Farmer | Delaware |
| 79 | Clara J Richards | 70 | Sister | — | Delaware |
| 80 | Isaac Wilson | 50 | Laborer | Laborer | Delaware |
Pedigree Summary
Harry
Gen 1 · 2 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)