JH
John Harper — 1940 US Census Record
Model Tree available1940 United States Federal Census · Richmond-City-County, Virginia
Our Model Tree links this John Harper across the 1920, 1930 and 1940 US Censuses in Richmond-City-County, Virginia (XGBoost, ~Confirmed), with identified parents Eugene — first a son (b.~1898), then head of a 9-person household.
Age 42
b. ~1898
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Richmond-City-County, Virginia |
| Surname | Harper |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Richmond |
| 1935 Residence (County) | Richmond City |
| Additional Details | |
| Occupation | Machine operator |
| Industry | Can manufacturing |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1240 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Machine Operator |
| Township / Ward | Richmond |
| Est. Birth Year | ~1898 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Eugene Blottner | Head | — | 71 | ~1869 |
| Earl Burdett | Other | — | 39 | ~1901 |
| Robert Hatchet | Other | — | 53 | ~1887 |
| Mattie Warden | Other | — | 62 | ~1878 |
| Alice Harrison | Other | — | 34 | ~1906 |
| A Hatchet | Other | — | 41 | ~1899 |
| Melvin Caldwell | Other | — | 26 | ~1914 |
| Adam Johnowich | Other | — | 47 | ~1893 |
| John Harper | Son | — | 42 | ~1898 |
Census Appearances
1920
Henrico, Virginia
Other, age 25
Henrico, Virginia · implied b. ~1895 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harper |
| Given Name | John |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Henrico, Virginia
Other, age 32
Henrico, Virginia · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harper |
| Given Name | John L |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Machine Operator |
| Industry | Cannery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Richmond-City-County, Virginia
Son, age 42
Richmond-City-County, Virginia · implied b. ~1898 — 9 household members
| Surname | Harper |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Richmond |
| 1935 Residence (County) | Richmond City |
| Occupation | Machine operator |
| Industry | Can manufacturing |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1240 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 John Harper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Eugene Blottner (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Eugene Blottner
b. ~1869
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Harper
Son · 1940 · age 42 · b. ~1898 · Virginia
★ 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 — Richmond-City-County, Virginia
Open full size
1940 US Federal Census — Richmond-City-County, Virginia
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04321-00560)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter Shotwell | 42 | Head | Boiler Fireman | Virginia |
| 42 | Bertha Shotwell | 39 | Wife | — | Virginia |
| 43 | Elwood R. Fox | 35 | Head | Assistant Engineer | Virginia |
| 44 | Annie H. Fox | 33 | Wife | Bunch Breaker | Virginia |
| 45 | Virginia E. Fox | 14 | Daughter | — | Virginia |
| 46 | Francis L. Fox | 12 | Daughter | — | Virginia |
| 47 | Annie May Fox | 11 | Daughter | — | Virginia |
| 48 | Wade H. King | 63 | Head | Superintendent | Virginia |
| 49 | Selma Lykes King | 53 | Wife | — | Virginia |
| 50 | Selma King | 22 | Daughter | Music Teacher | Virginia |
| 51 | Hazel King | 20 | Daughter | New Worker | Virginia |
| 52 | Ella Billbrough | 34 | Head | Seamstress | South Carolina |
| 53 | Shirley Mae Billbrough | 7 | Daughter | — | Virginia |
| 54 | Robert Louis Billbrough | 5 | Son | — | Virginia |
| 55 | Helen T. Leary | 62 | Head | — | Irish Free State |
| 56 | Mary Leary | 29 | Daughter | Social Service Worker | South Carolina |
| 57 | Thomas P. Leary | 22 | Son | Lather | Virginia |
| 58 | Earl Toffee | 33 | Head | Hauling | Virginia |
| 59 | Icie Toffee | 30 | Wife | — | Virginia |
| 60 | Levi C. Sherin | 47 | Head | Machinist | North Carolina |
| 61 | Annie Sherin | 43 | Wife | — | Virginia |
| 62 | Myrtle Lee Sherin | 14 | Daughter | — | Virginia |
| 63 | Peggy D. Sherin | 3 | Daughter | — | Virginia |
| 64 | Julius M. Fox | 64 | Head | Collector Clerk | Virginia |
| 65 | Alice M. Fox | 61 | Wife | — | Virginia |
| 66 | Alice M. Fox | 15 | Daughter | — | Virginia |
| 67 | Mary Wihler | 23 | Lodger | Fitter | Virginia |
| 68 | Eugene E. Blottner | 71 | Head | Bookkeeper | Germany |
| 69 | Mattie M. Warden | 62 | Lodger | — | Virginia |
| 70 | John L. Harper THIS PERSON | 42 | Son | Machine Operator | Virginia |
| 71 | Robert C. Hatchet | 53 | Lodger | Machinist | Virginia |
| 72 | A. Estella Hatchet | 41 | Lodger | — | Virginia |
| 73 | Melvin Caldwell | 26 | Lodger | Policeman | Pennsylvania |
| 74 | Alice Harrison | 34 | Lodger | Counter Girl | North Carolina |
| 75 | Earl Fred Burdett | 39 | Lodger | Machine Adjuster | Maryland |
| 76 | Adam Johnowich | 47 | Lodger | Machine Adjuster | Poland |
| 78 | Mamie Hall | 48 | Head | — | Pennsylvania |
| 79 | Erline R. Hall | 12 | Daughter | — | Virginia |
| 80 | Dora Hall | 10 | Daughter | — | Virginia |
Pedigree Summary
John
Gen 1 · 1 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)