RH
Robert Harper — 1940 US Census Record
Model Tree available1940 United States Federal Census · Orleans-County, Louisiana
Our Model Tree links this Robert Harper across the 1920, 1930 and 1940 US Censuses in Orleans-County, Louisiana (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Orleans-County, Louisiana |
| Surname | Harper |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans |
| 1935 Residence (County) | Orleans |
| Additional Details | |
| Occupation | Machinist Helper |
| Industry | Ship Repair |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 60 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Machinist Helper |
| Township / Ward | New Orleans |
| Est. Birth Year | ~1917 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Nelson Harper | Son | — | 21 | ~1919 |
| Robert Harper | Son | — | 23 | ~1917 |
| Frank Harper | Son | — | 25 | ~1915 |
| Gertrude Harper | Head | — | 38 | ~1902 |
| Here Harper | Other | — | 65 | ~1875 |
Census Appearances
1920
Orleans, Louisiana
Son, age 2
Orleans, Louisiana · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harper |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Orleans, Louisiana
Son, age 13
Orleans, Louisiana · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harper |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Orleans-County, Louisiana
Son, age 23
Orleans-County, Louisiana · implied b. ~1917 — 5 household members
| Surname | Harper |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans |
| 1935 Residence (County) | Orleans |
| Occupation | Machinist Helper |
| Industry | Ship Repair |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 60 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Robert Harper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Harper (~0.92 confidence) and father Frank Harper (~0.92 confidence) and mother Gertrude Harper (~0.92 confidence) and mother Gertrude Harper (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Harper
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Frank Harper
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Gertrude Harper
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Gertrude Harper
b. ~1902
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Harper
Son · 1940 · age 23 · b. ~1917 · Louisiana
★ You are viewing this record
Sibling
Frank Harper
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nelson Harper
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 — Orleans-County, Louisiana
Open full size
1940 US Federal Census — Orleans-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01434-00554)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sylvania Bimms|Binns | 14 | Daughter | — | Louisiana |
| 42 | Enera Bimms|Binns | 10 | Daughter | — | Louisiana |
| 43 | Elijah Albert | 58 | Head | Common Labor | Arkansas |
| 44 | Victoria Albert | 50 | Wife | — | Louisiana |
| 45 | Laurence Albert | 18 | Son | — | Louisiana |
| 46 | Mary Albert | 16 | Daughter | — | Louisiana |
| 47 | Ophelia Albert | 13 | Daughter | — | Louisiana |
| 48 | Raymond Albert | 11 | Daughter | — | Louisiana |
| 49 | Arthur Albert | 8 | Son | — | Louisiana |
| 50 | Cora Lee Hadley | 48 | Head | Servant | Louisiana |
| 51 | Josephine Williams | 13 | Niece | — | Louisiana |
| 52 | William Hutchinson | 47 | Head | Longshoreman | Alabama |
| 53 | Gladys Hutchinson | 36 | Wife | Laundress | Louisiana |
| 54 | John Hutchinson | 13 | Son | — | Louisiana |
| 55 | Abraham Henderson | 36 | Lodger | — | Alabama |
| 56 | Harriet Higgins | 51 | Head | Servant | Louisiana |
| 57 | Marie Johnson | 30 | Daughter | Motor Girl | Louisiana |
| 58 | Teat Johnson | 26 | Son-in-law | Labor | Louisiana |
| 59 | Robert Scovell | 39 | Head | Fireman Marine | Texas |
| 60 | Josephine Scovell | 37 | Wife | — | Louisiana |
| 61 | Robert Scovell | 18 | Son | — | Louisiana |
| 62 | Evelyn Scovell | 16 | Daughter | — | Louisiana |
| 63 | Mildred Scovell | 15 | Daughter | — | Louisiana |
| 64 | Warren Scovell | 12 | Son | — | Louisiana |
| 65 | Delores Scovell | 10 | Daughter | — | Louisiana |
| 66 | Pearl Scovell | 8 | Daughter | — | Louisiana |
| 67 | Carmen Scovell | 6 | Daughter | — | Louisiana |
| 68 | Edward Scovell | 2 | Son | — | Louisiana |
| 69 | Edna Scovell | 2 | Daughter | — | Louisiana |
| 70 | Gertrude Harper | 38 | Head | — | Louisiana |
| 71 | Frank Harper | 25 | Son | — | Louisiana |
| 72 | Robert Harper THIS PERSON | 23 | Son | Machinist Helper | Louisiana |
| 73 | Nelson Harper | 21 | Son | — | Louisiana |
| 74 | Here Ends Block 64 Harper | 65 | And | — | Same place |
| 75 | George Splond | 57 | Head | Iceman | Louisiana |
| 76 | Della Splond | 53 | Wife | — | Louisiana |
| 77 | Sylvester Raymond | 16 | Lodger | — | Louisiana |
| 78 | Frank Mcannie | 58 | Head | Laborer | Louisiana |
| 79 | Evelyn Mcannie | 26 | Wife | — | Louisiana |
| 80 | Earnest Simms | 26 | Head | Laborer | Louisiana |
Pedigree Summary
Robert + 2 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)