JP
John Parks — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this John Parks across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed), with identified parents Samuel & Bessie — first a head (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Parks |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| Additional Details | |
| Occupation | salesmanager |
| Industry | dairy |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 3012 |
| Highest Grade | H-4 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Salesmanager |
| Township / Ward | Towson |
| Est. Birth Year | ~1909 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Anna Parks | Spouse | — | 30 | ~1910 |
| John Parks | Son | — | 2 | ~1938 |
| John Parks | Head | — | 31 | ~1909 |
| Barbara Parks | Daughter | — | 4 | ~1936 |
Census Appearances
1920
Baltimore, Maryland
Son, age 11
Baltimore, Maryland · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parks |
| Given Name | John D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 21
Baltimore, Maryland · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parks |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| 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
Baltimore-County, Maryland
Head, age 31
Baltimore-County, Maryland · implied b. ~1909 — 4 household members
| Surname | Parks |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| Occupation | salesmanager |
| Industry | dairy |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 3012 |
| 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 John Parks across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Samuel Parks (~0.92 confidence) and mother Bessie Parks (~0.92 confidence) and father Herbert Parks (~0.92 confidence) and mother Emily Parks (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Samuel Parks
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Bessie Parks
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Herbert Parks
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Emily Parks
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Parks
Head · 1940 · age 31 · b. ~1909 · Maryland
★ 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 — Baltimore-County, Maryland
Open full size
1940 US Federal Census — Baltimore-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01505-00536)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna C. Reidt | 40 | daughter | None | Maryland |
| 2 | Edith M. Reidt | 19 | daughter | Stenographer | Maryland |
| 3 | Wallace Reidt | 17 | son | None | Maryland |
| 4 | Doris Reidt | 5 | daughter | None | Maryland |
| 5 | Gilbert Otto | 41 | Head | Research & Teaching | Illinois |
| 6 | Loudala Otto | 41 | wife | None | Texas |
| 7 | Sandra Otto | 5 | daughter | None | Maryland |
| 8 | Frederick Otto | 0 | son | — | Maryland |
| 9 | John G. Teige | 35 | Head | Chief Draftsman | Maryland |
| 10 | Mary E. Teige | 34 | wife | None | Maryland |
| 11 | Thomas Cofield | 39 | Head | Carpenter | Maryland |
| 12 | Vergie Cofield | 34 | wife | None | Maryland |
| 13 | Robert M. Cofield | 10 | son | None | Maryland |
| 14 | Buford Sweitzer | 34 | boarder | Carpenter | Texas |
| 15 | Basil Anthers | 21 | Head | Truck Driver | Maryland |
| 16 | Anna Anthers | 20 | wife | None | Maryland |
| 17 | Mervin Price | 31 | Head | File Clerk | Maryland |
| 18 | Irene Price | 23 | wife | None | Maryland |
| 19 | Harold Jones | 33 | Head | Lessee Oil Station | Ohio |
| 20 | Anna Jones | 29 | wife | None | Maryland |
| 21 | Anthony Antonious | 23 | Head | Office Manager | Virginia |
| 22 | Sarah Antonious | 23 | wife | None | Maryland |
| 23 | Dennis Antonious | 0 | son | — | Maryland |
| 24 | Howard Gill | 41 | Head | Funeral Director | Maryland |
| 25 | Bessie Gill | 38 | wife | Saleswoman | Maryland |
| 26 | Shirley Gill | 16 | daughter | None | Maryland |
| 27 | John R. Parks THIS PERSON | 31 | Head | Salesmanager | Maryland |
| 28 | Anna Parks | 30 | wife | None | Maryland |
| 29 | Barbara Parks | 4 | daughter | — | Maryland |
| 30 | John R. Jr. Parks | 2 | son | — | Maryland |
| 31 | Elmer Paca | 29 | Head | Investigator | Maryland |
| 32 | Elizabeth Paca | 34 | wife | Bookkeeping | Maryland |
| 33 | Kenneth Burnham | 41 | Head | Electrician | Maryland |
| 34 | Carrie Burnham | 50 | wife | None | Virginia |
| 35 | Ann C. Burnham | 12 | daughter | None | Maryland |
| 36 | Harriet D. Burnham | 10 | son | None | Maryland |
| 37 | Carol A. Burnham | 4 | daughter | None | Maryland |
| 38 | John Hughes | 50 | Head | Chief Officer | Great Britain |
| 39 | Jean Hughes | 44 | wife | None | Great Britain |
| 40 | Enid Hughes | 18 | daughter | New Worker | Great Britain |
Pedigree Summary
John
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)