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William Carr — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this William Carr across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1863), then head of a 2-person household.
Age 77
b. ~1863
Male
Head
Born: Maryland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Carr |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 77 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1900 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Teacher |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1863 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Carr | Head | — | 77 | ~1863 |
| John Carr | Son | — | 49 | ~1891 |
Census Appearances
1920
Baltimore, Maryland
Head, age 52
Baltimore, Maryland · implied b. ~1868 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carr |
| Given Name | William T. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | Mulatto |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Physician |
| Industry | Medical |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Head, age 62
Baltimore, Maryland · implied b. ~1868 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carr |
| Given Name | William T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Waiter |
| Industry | Medical |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 77
Baltimore-City-County, Maryland · implied b. ~1863 — 2 household members
| Surname | Carr |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 77 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Teacher |
| Industry | Public |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1900 |
| Highest Grade | No 7 |
| 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 William Carr across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Carr
Head · 1940 · age 77 · b. ~1863 · 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
40 people indexed on this census page (nara:1940:m-t0627-01514-00392)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna V Pritchett | 45 | Wife | — | Maryland |
| 2 | Edwin Pritchett | 33 | Brother | Labor | Maryland |
| 3 | William Weigman | 26 | Head | Sheet Metal | Pennsylvania |
| 4 | Emma V Weigman | 69 | Wife | — | Maryland |
| 5 | Daughter Freese | 26 | Daughter | — | Maryland |
| 6 | Margaret Elgert | 31 | Niece | Salesgirl | Maryland |
| 7 | William H Carr THIS PERSON | 77 | Head | Teacher | Maryland |
| 8 | John G Carr | 49 | Son | Farmer | Maryland |
| 9 | Percy A Forward | 47 | Head | Orderly | Maryland |
| 10 | James Jenkins | 47 | Head | Salesman | Maryland |
| 11 | Grace A Jenkins | 50 | Wife | Gen. Office | Maryland |
| 12 | James Maddox | 58 | Head | — | Maryland |
| 13 | Julia A Maddox | 54 | Wife | Plumber | Maryland |
| 14 | Emma Hildebrandt | 63 | Head | — | Maryland |
| 15 | Norma Hildebrandt | 25 | Niece | Dressmaker | Maryland |
| 16 | Frederick Armstrong | 81 | Lodger | — | Maryland |
| 17 | George Morrow | 48 | Head | Machinist | Maryland |
| 18 | Martha V Morrow | 42 | Wife | — | Maryland |
| 19 | George Jr. Morrow | 15 | Son | — | Maryland |
| 20 | Carroll Morrow | 9 | Son | — | Maryland |
| 21 | Carroll Griffin | 19 | Son | — | Maryland |
| 22 | Shirley Griffin | 17 | Daughter | Mechanic | Maryland |
| 23 | Julia A Aumann | 79 | Head | — | Maryland |
| 24 | Robert Aumann | 32 | Daughter | Labor | Maryland |
| 25 | June Aumann | 13 | Daughter | Waitress | Maryland |
| 26 | Douglas Spamer | 63 | Head | — | Maryland |
| 27 | Ophelia A Spamer | 53 | Wife | Labor | Maryland |
| 28 | George Pierpoint | 12 | Grandchild | — | Maryland |
| 29 | Herman Silversack | 47 | Lodger | — | Maryland |
| 30 | Alonzo Steinert | 54 | Head | Labor | Maryland |
| 31 | Catherine A Steinert | 50 | Wife | Maintaince | Maryland |
| 32 | James Paine | 28 | Head | Cook | Maryland |
| 33 | Alta O Paine | 28 | Daughter | Helper Yard | Maryland |
| 34 | Bruce Paine | 0 | Grandchild | — | Maryland |
| 35 | Edward Clocker | 32 | Head | — | Maryland |
| 36 | Audrey A Clocker | 24 | Daughter | Reporter | Maryland |
| 37 | Edward Jr. Clocker | 5 | Grandchild | — | Maryland |
| 38 | M. Audrey Clocker | 2 | Grandchild | — | Maryland |
| 39 | — | None | — | — | — |
| 40 | Jacob Morfitz | 53 | Head | Bartender | Maryland |
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)