RW
Robert Wilson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Frederick-County, Maryland
Our Model Tree links this Robert Wilson across the 1920, 1930 and 1940 US Censuses in Frederick-County, Maryland (XGBoost, ~Confirmed), with identified parents Harry & John — first a son (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Frederick-County, Maryland |
| Surname | Wilson |
| Given Name | Robert H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Brunswick |
| 1935 Residence (County) | Frederick |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Wholesale Grocery |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 510 |
| Highest Grade | H 4 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Truck Driver |
| Township / Ward | Frederick City |
| Est. Birth Year | ~1920 |
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 |
|---|---|---|---|---|
| Anna Wilson | Daughter | — | 21 | ~1919 |
| John Wilson | Head | — | 74 | ~1866 |
| Henry Wilson | Son | — | 19 | ~1921 |
| Robert Wilson | Son | — | 20 | ~1920 |
| Lillian Wilson | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Frederick, Maryland
Son, age 1
Frederick, Maryland · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Robert S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Frederick, Maryland
Son, age 11
Frederick, Maryland · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Frederick-County, Maryland
Son, age 20
Frederick-County, Maryland · implied b. ~1920 — 5 household members
| Surname | Wilson |
| Given Name | Robert H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Brunswick |
| 1935 Residence (County) | Frederick |
| Occupation | Truck Driver |
| Industry | Wholesale Grocery |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 510 |
| Highest Grade | H 4 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Wilson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Wilson (~0.92 confidence) and father John Wilson (~0.92 confidence) and father Harry Wilson (~0.92 confidence) and mother Clara Wilson (~0.92 confidence) and mother Lillian Wilson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Wilson
b. ~1887
Source father
● Household
· direct · ~0.92
Father
John Wilson
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Harry Wilson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Clara Wilson
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Lillian Wilson
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Wilson
Son · 1940 · age 20 · b. ~1920 · Maryland
★ You are viewing this record
Sibling
Anna Wilson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Wilson
Sibling · 1940 · age 19
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 — Frederick-County, Maryland
Open full size
1940 US Federal Census — Frederick-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01548-00189)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert F Nicodemus | 40 | Head | Ice Cream Mfg. | Maryland |
| 42 | Elizabeth K Nicodemus | 37 | Wife | — | Maryland |
| 43 | Anna Nicodemus | 9 | Daughter | — | Maryland |
| 44 | Robert F Jr. Nicodemus | 7 | Son | — | Maryland |
| 45 | Mary B Whitman | 25 | Lodger | School Teacher | New Jersey |
| 46 | Edith S Gardiner | 54 | Head | School Teacher | Pennsylvania |
| 47 | Mary G Shuff | 54 | Lodger | School Teacher | Maryland |
| 48 | Myra B Zeiler | 60 | Head | House-Keeper | West Virginia |
| 49 | John A Shires | 39 | Head | Manager | Pennsylvania |
| 50 | Louise N Shires | 40 | Wife | — | Maryland |
| 51 | Robert S Shires | 8 | Son | — | Maryland |
| 52 | Arthur A Rhoads | 36 | Head | Superintendent Of Ware-House | Maryland |
| 53 | Anna M Rhoads | 39 | Wife | — | Pennsylvania |
| 54 | Arthur A Jr. Rhoads | 14 | Son | — | Maryland |
| 55 | Bluzanne Rhoads | 12 | Daughter | — | Maryland |
| 56 | John T Rhoads | 10 | Son | — | Maryland |
| 57 | M. Evelyn Rhoads | 8 | Daughter | — | Maryland |
| 58 | Hamilton J Blucher | 52 | Head | Doctor | Virginia |
| 59 | Viola E Blucher | 51 | Wife | — | Pennsylvania |
| 60 | William S Blucher | 18 | Son | — | Virginia |
| 61 | John L Wilson | 74 | Head | Engineer | Maryland |
| 62 | Lillian G Wilson | 46 | Wife | — | Maryland |
| 63 | Anna May Wilson | 21 | Daughter | Waitress | Maryland |
| 64 | Robert H Wilson THIS PERSON | 20 | Son | Truck Driver | Maryland |
| 65 | Henry B Wilson | 19 | Son | Truck Driver | Maryland |
| 66 | Harry H Ewing | 50 | Head | Salesman | Pennsylvania |
| 67 | Ethel C Ewing | 45 | Wife | — | West Virginia |
| 68 | H Max Ewing | 23 | Son | Photographer | West Virginia |
| 69 | Edward L Ewing | 16 | Son | — | West Virginia |
| 70 | Reine H Bowers | 47 | Head | — | Maryland |
| 71 | John Nelson Bowers | 23 | Son | Attendant | Maryland |
| 72 | James Austin Bowers | 21 | Son | Clerk Office | Maryland |
| 73 | Harry W Dantigue | 31 | Lodger | Plumber | Maryland |
| 74 | Charlotte B Dantigue | 25 | Lodger | Seamstress | Virginia |
| 75 | Charles L Van Cleave | 37 | Head | Branch Manager | Indiana |
| 76 | Katharyn M Van Cleave | 30 | Wife | — | Indiana |
| 77 | Virginia M Van Cleave | 9 | Daughter | — | Virginia |
| 78 | Charlotte L Van Cleave | 4 | Daughter | — | West Virginia |
| 79 | Bruce M Aumen | 33 | Head | Knitter | Maryland |
| 80 | Evelyn S Aumen | 31 | Wife | Stenographer | Maryland |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 5 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)