HR
Harry Richardson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Harry Richardson across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1866), then head of a 5-person household.
Age 74
b. ~1866
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Richardson |
| Given Name | Harry J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | H-5 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1866 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Sarah Richardson | Spouse | — | 64 | ~1876 |
| Harry Richardson | Head | — | 74 | ~1866 |
| Elizabeth Richardson | Daughter | — | 31 | ~1909 |
| Edith Bradley | Other | — | 46 | ~1894 |
| Avis Richardson | Daughter | — | 33 | ~1907 |
Census Appearances
1920
None, Maryland
Other, age 55
None, Maryland · implied b. ~1865 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | Harry |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | Black |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Street Work |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Head, age 63
Baltimore, Maryland · implied b. ~1867 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | Harry J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 27 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Purser |
| Industry | Steam Ship |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 74
Baltimore-City-County, Maryland · implied b. ~1866 — 5 household members
| Surname | Richardson |
| Given Name | Harry J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | H-5 |
| 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 Harry Richardson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Harry Richardson
Head · 1940 · age 74 · b. ~1866 · Maryland
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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
40 people indexed on this census page (nara:1940:m-t0627-01519-00364)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bessie T. Hess | 59 | Head | — | Maryland |
| 2 | Robert C. Mcpherson | 54 | Brother | Stock Clerk | Maryland |
| 3 | Machall R. Bania | 38 | Head | Secretary | Virginia |
| 4 | Sadie C. Bania | 35 | Wife | — | Virginia |
| 5 | Machall R. Bania | 14 | Son | — | Virginia |
| 6 | Mary J. Bania | 10 | Daughter | — | Virginia |
| 7 | Bruce Cowden | 35 | Lodger | Salesman | Maryland |
| 8 | Ray W. Quigley | 35 | Head | Watch Maker | Pennsylvania |
| 9 | Edith L. Quigley | 35 | Wife | — | Maryland |
| 10 | Charles J. Quigley | 9 | Son | — | Maryland |
| 11 | Ray W. Quigley | 3 | Son | — | Maryland |
| 12 | Harry J. Richardson THIS PERSON | 74 | Head | — | Maryland |
| 13 | Sarah A. Richardson | 64 | Wife | — | Maryland |
| 14 | Avis V. Richardson | 33 | Daughter | Secretary | Maryland |
| 15 | Elizabeth H. Richardson | 31 | Daughter | Secretary | Maryland |
| 16 | Edith G. Bradley | 46 | Lodger | Clerk | Maryland |
| 17 | Charles J. Hance | 34 | Head | Chemist | Mississippi |
| 18 | Grace E. Hance | 29 | Wife | — | Louisiana |
| 19 | Helen M. Hance | 12 | Daughter | — | Maryland |
| 20 | Grace E. Hance | 6 | Daughter | — | Maryland |
| 21 | Elldyra E. Taylor | 82 | Grandmother | — | Scotland |
| 22 | Frank M. Smith | 38 | Head | Cable Splicer | Maryland |
| 23 | Gladys E. Smith | 38 | Wife | — | Maryland |
| 24 | Frank M. Smith | 17 | Son | — | Maryland |
| 25 | Ronald R. Smith | 7 | Son | — | Maryland |
| 26 | Arthur Mcnally | 49 | Head | Wholesale Grocery Salesman | England |
| 27 | Mary Mcnally | 76 | Mother | — | England |
| 28 | Mary Mcnally | 40 | Sister | Social Worker | Maryland |
| 29 | Helen Mcnally | 36 | Sister | Clerk | Maryland |
| 30 | William C. Hooper | 62 | Head | Sea Food Salesman | Maryland |
| 31 | Jeamay Hooper | 62 | Wife | — | Maryland |
| 32 | Charles E. Leach | 63 | Head | Supt. Clubhouse | Maryland |
| 33 | Mary A. Leach | 62 | Wife | — | Maryland |
| 34 | Mary C. Leach | 32 | Daughter | Stenographer | Maryland |
| 35 | Margaret R. Leach | 30 | Daughter | Stenographer | Maryland |
| 36 | Charles C. Leach | 31 | Son | Salesman | Maryland |
| 37 | William A. Stant | 47 | Head | Pharmacist | Maryland |
| 38 | Rida L. Stant | 42 | Wife | — | Maryland |
| 39 | William A. Stant | 12 | Son | — | Maryland |
| 40 | James L. Stant | 7 | Son | — | Maryland |
Related Census Records
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)