JW
John Watts — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this John Watts across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Thomas & Mary — first a head (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Watts |
| Given Name | John E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Clerk-File |
| Industry | City Hall |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1260 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Clerk-File |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1900 |
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 |
|---|---|---|---|---|
| John Watts | Head | — | 40 | ~1900 |
| Thelma Watts | Daughter | — | 14 | ~1926 |
| Eugene Watts | Son | — | 20 | ~1920 |
| Ruth Watts | Spouse | — | 38 | ~1902 |
Census Appearances
1920
None, Maryland
Son, age 19
None, Maryland · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watts |
| Given Name | John A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Policeman |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Head, age 30
Baltimore, Maryland · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watts |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 25 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 32 |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 40
Baltimore-City-County, Maryland · implied b. ~1900 — 4 household members
| Surname | Watts |
| Given Name | John E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Clerk-File |
| Industry | City Hall |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1260 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| 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 Watts across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Thomas Becker (~0.92 confidence) and mother Mary Becker (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Becker
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Mary Becker
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Watts
Head · 1940 · age 40 · b. ~1900 · 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-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01532-00533)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Patricia Gross | 8 | Daughter | — | Maryland |
| 2 | Constance E Gross | 12 | Daughter | — | Maryland |
| 3 | Andrew J O'Brien | 53 | Head | Brakeman | Maryland |
| 4 | Katherine M O'Brien | 46 | Wife | — | Maryland |
| 5 | Woodrow S Stevenson | 26 | Head | Molder | North Carolina |
| 6 | Mildred V Stevenson | 22 | Wife | — | Maryland |
| 7 | Helen D Stevenson | 5 | Daughter | — | Maryland |
| 8 | Margaret B Muller | 52 | Head | — | Maryland |
| 9 | Alfred F Strobel | 45 | Head | Brewer | Maryland |
| 10 | Elizabeth V Strobel | 26 | Wife | — | Maryland |
| 11 | Alfred F Jr Strobel | 4 | Son | — | Maryland |
| 12 | May Cullen | 30 | Head | Laborer | Virginia |
| 13 | Charlotte Cullen | 3 | Daughter | — | Maryland |
| 14 | Josephine B Williams | 21 | Sister | Waitress | Virginia |
| 15 | John E Watts THIS PERSON | 40 | Head | Clerk-File | Maryland |
| 16 | Ruth A Watts | 38 | Wife | Hat-Maker | Maryland |
| 17 | Eugene E Watts | 20 | Son | Truck Driver | Maryland |
| 18 | Thelma Watts | 14 | Daughter | Saleslady | Maryland |
| 20 | John F Scheller | 34 | Head | Billing Clerk | Maryland |
| 21 | Margaret V Scheller | 31 | Wife | — | Maryland |
| 22 | Beryl V Scheller | 7 | Daughter | — | Maryland |
| 23 | Nelson J Lee | 38 | Head | Bartender | Washington DC |
| 24 | Evelyn C Lee | 37 | Wife | — | Maryland |
| 25 | Michael B Rodosey | 40 | Head | — | Hungary |
| 26 | Anna W Brown | 56 | Head | Housekeeper | Pennsylvania |
| 27 | Theodore J Cain | 39 | Head | Carman Helper | Maryland |
| 28 | Hilda Cain | 34 | Wife | — | Maryland |
| 29 | Mary M Cain | 1 | Daughter | — | Maryland |
| 30 | Carl J Enoch | 29 | Head | Painter | Maryland |
| 31 | Catherine E Enoch | 31 | Wife | — | Maryland |
| 32 | Bernard J Ebert | 61 | Head | Pressman | Maryland |
| 33 | Alabama F Ebert | 58 | Wife | — | Maryland |
| 34 | Leo E Ebert | 26 | Son | Laborer | Maryland |
| 35 | Clement J Brennan | 42 | Head | Press-Feeder | Maryland |
| 36 | Catherine M Brennan | 38 | Wife | — | Maryland |
| 37 | Regina M Brennan | 12 | Daughter | — | Maryland |
| 38 | Joseph G Brennan | 8 | Son | — | Maryland |
| 39 | Clara S Hill | 41 | Head | — | Maryland |
| 40 | Melvin M Hill | 27 | Son | Truck Driver | Maryland |
Pedigree Summary
John
Gen 1 · 2 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)