JP
John Powell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this John Powell across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Albert & Wilmina — first a son (b.~1915), then head of a 7-person household.
Age 25
b. ~1915
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Powell |
| Given Name | John P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Handy man |
| Industry | Amusement Carnival |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 780 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Handy Man |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1915 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helen Taylor | Daughter | — | 16 | ~1924 |
| Doris Ireland | Daughter | — | 26 | ~1914 |
| Mary Taylor | Head | — | 49 | ~1891 |
| George Ireland | Other | — | 33 | ~1907 |
| Katherine Ireland | Other | — | 4 | ~1936 |
| William Taylor | Son | — | 19 | ~1921 |
| John Powell | Son | — | 25 | ~1915 |
Census Appearances
1920
Baltimore, Maryland
Son, age 5
Baltimore, Maryland · implied b. ~1915 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Powell |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
None, Maryland
Son, age 15
None, Maryland · implied b. ~1915 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Powell |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 25
Baltimore-City-County, Maryland · implied b. ~1915 — 7 household members
| Surname | Powell |
| Given Name | John P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Occupation | Handy man |
| Industry | Amusement Carnival |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 780 |
| Highest Grade | No 6 |
| 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 Powell across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Albert Powell (~0.92 confidence) and mother Wilmina Powell (~0.92 confidence) and mother Mary Taylor (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Powell
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Wilmina Powell
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Mary Taylor
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Powell
Son · 1940 · age 25 · b. ~1915 · Maryland
★ You are viewing this record
Sibling
Doris Ireland
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Taylor
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Taylor
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-01536-00473)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William W Wade | 70 | Head | Laborer | Maryland |
| 42 | Mary C Wade | 65 | Wife | — | Maryland |
| 43 | Dolores Berlin | 17 | Daughter | Waitress | Maryland |
| 44 | G Edward Berlin | 16 | Grandson | New Worker | Maryland |
| 45 | Catherine L Berlin | 14 | Granddaughter | — | Maryland |
| 46 | Sarah Durham | 73 | Head | — | Maryland |
| 48 | Wilbur J Balderson | 28 | Head | Truck Driver | Maryland |
| 49 | Bessie E Balderson | 27 | Wife | — | Maryland |
| 50 | Wilbur J Jr Balderson | 4 | Son | — | Maryland |
| 51 | George Powell | 31 | Lodger | Laborer | Maryland |
| 52 | Mary A Taylor | 49 | Head | — | West Virginia |
| 53 | William H Taylor | 19 | Son | Truck Driver | Maryland |
| 55 | Helen L Taylor | 16 | Daughter | — | Maryland |
| 56 | John P Powell THIS PERSON | 25 | Son | Handy Man | Maryland |
| 57 | George W Ireland | 33 | In Law | Electrician Helper | Maryland |
| 58 | Doris M Ireland | 26 | Daughter | — | Maryland |
| 59 | Katherine Ireland | 4 | Granddaughter | — | Maryland |
| 60 | George W Fisher | 48 | Head | Sexton | Maryland |
| 61 | Mary W Fisher | 43 | Wife | — | Maryland |
| 62 | George L Fisher | 20 | Son | Upholsterer | Maryland |
| 63 | William S Fisher | 18 | Son | Clerk | Maryland |
| 64 | James C Fisher | 15 | Son | — | Maryland |
| 65 | Carroll F Fisher | 9 | Son | — | Maryland |
| 68 | Norman Scott | 21 | Head | Copper Service Of Reman | Maryland |
| 69 | Genevieve M Scott | 20 | Wife | — | Maryland |
| 70 | Christian F Hoffman | 55 | Head | Elevator Inspector | Maryland |
| 71 | Alice E Hoffman | 51 | Wife | — | Maryland |
| 72 | Richard B Biggs | 42 | Head | Electrician | Maryland |
| 73 | Marie E Biggs | 40 | Wife | — | Maryland |
| 74 | Vernon R Biggs | 19 | Son | — | Maryland |
| 75 | Wilmer A Biggs | 16 | Son | — | Maryland |
| 76 | Marian M Biggs | 10 | Daughter | — | Maryland |
| 77 | Norman K Biggs | 8 | Son | — | Maryland |
| 78 | William R Mattingly | 38 | Head | Carpenter | Maryland |
| 79 | Myrtle H Mattingly | 34 | Wife | — | Maryland |
| 80 | Margaret J Mattingly | 14 | Daughter | — | Maryland |
Pedigree Summary
John + 3 siblings
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)