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John Richardson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Martinsville-City-County, Virginia
Our Model Tree links this John Richardson across the 1920, 1930 and 1940 US Censuses in Martinsville-City-County, Virginia (XGBoost, ~Confirmed), with identified parents Lula & Lula — first a head (b.~1905), then head of a 6-person household.
Age 35
b. ~1905
Male
Head
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Martinsville-City-County, Virginia |
| Surname | Richardson |
| Given Name | John A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Martinsville |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Automobile Chevrolet Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Mechanic |
| Township / Ward | Martinsville |
| Est. Birth Year | ~1905 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Mary Richardson | Daughter | — | 7 | ~1933 |
| John Richardson | Head | — | 35 | ~1905 |
| Edwin Harris | Other | — | 22 | ~1918 |
| Velma Harris | Other | — | 19 | ~1921 |
| John Richardson | Son | — | 8 | ~1932 |
| Mellie Richardson | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Henry, Virginia
Son, age 14
Henry, Virginia · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | John M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Henry, Virginia
Son, age 24
Henry, Virginia · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | John A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Bookkeeper |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Martinsville-City-County, Virginia
Head, age 35
Martinsville-City-County, Virginia · implied b. ~1905 — 6 household members
| Surname | Richardson |
| Given Name | John A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Martinsville |
| 1935 Residence (County) | Henry |
| Occupation | Mechanic |
| Industry | Automobile Chevrolet Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 7 |
| 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 Richardson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Lula Richardson (~0.92 confidence) and mother Lula Richardson (~0.92 confidence) and father Jay Richardson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lula Richardson
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Lula Richardson
b. ~1872
Source mother
● Household
· direct · ~0.92
Father
Jay Richardson
b. ~1873
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Richardson
Head · 1940 · age 35 · b. ~1905 · 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 — Martinsville-City-County, Virginia
Open full size
1940 US Federal Census — Martinsville-City-County, Virginia
Page Contents
16 people indexed on this census page (nara:1940:m-t0627-04309-00888)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jane L. Craig | 12 | Daughter | — | Virginia |
| 42 | Betty A. Craig | 7 | Daughter | — | Virginia |
| 43 | Sam Jr. Craig | 5 | Son | — | Virginia |
| 44 | Mary L. Craig | 52 | Mother | — | Virginia |
| 45 | John A. Richardson THIS PERSON | 35 | Head | Mechanic | Virginia |
| 46 | Mellie S. Richardson | 32 | Wife | Housekeeper | Virginia |
| 47 | John A. Richardson | 8 | Son | — | Virginia |
| 48 | Mary E. Richardson | 7 | Daughter | — | Virginia |
| 49 | Edwin L. Harris | 22 | Boarder | Laborer | Virginia |
| 50 | Velma C. Harris | 19 | Boarder | Machine Operator | Virginia |
| 51 | Harvey J. Doyle | 26 | Head | Meter Reader | North Carolina |
| 52 | Ocie S. Doyle | 26 | Wife | Housekeeper | Virginia |
| 53 | Greta L. Doyle | 5 | Daughter | — | Virginia |
| 54 | Douglas D. Gregory | 31 | Head | Electrician | Virginia |
| 55 | George D. Gregory | 2 | Son | — | Virginia |
| 56 | Nannie Gregory | 57 | Mother | Housekeeper | Virginia |
Pedigree Summary
John
Gen 1 · 3 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)