WM
William Mitchell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this William Mitchell across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 11-person household.
Age 46
b. ~1894
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Mitchell |
| Given Name | William R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Laborer |
| Industry | State Highway Dept |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 545 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laborer |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1894 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mary Mitchell | Daughter | — | 15 | ~1925 |
| Cleora Mitchell | Daughter | — | 9 | ~1931 |
| Catherine Mitchell | Daughter | — | 18 | ~1922 |
| William Mitchell | Head | — | 46 | ~1894 |
| William Mitchell | Other | — | 82 | ~1858 |
| Fred Mitchell | Son | — | 12 | ~1928 |
| Joseph Mitchell | Son | — | 2 | ~1938 |
| Walter Mitchell | Son | — | 13 | ~1927 |
| William Mitchell | Son | — | 16 | ~1924 |
| Henry Mitchell | Son | — | 20 | ~1920 |
| Mary Mitchell | Spouse | — | 45 | ~1895 |
Census Appearances
1920
None, Maryland
Other, age 21
None, Maryland · implied b. ~1899 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mitchel |
| Given Name | William |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| 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 33
Baltimore, Maryland · implied b. ~1897 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mitchell |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 23 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Gas Electric |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 34.00 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 46
Baltimore-City-County, Maryland · implied b. ~1894 — 11 household members
| Surname | Mitchell |
| Given Name | William R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Laborer |
| Industry | State Highway Dept |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 545 |
| 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 William Mitchell across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mitchell
Head · 1940 · age 46 · b. ~1894 · 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
39 people indexed on this census page (nara:1940:m-t0627-01517-00074)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph Nagle | 59 | Head | Steam Fitter | Maryland |
| 42 | Elizabeth Nagle | 40 | Wife | — | Germany |
| 43 | Vernon Nagle | 25 | Son | Sheet Metal Helper | Maryland |
| 44 | Ethel M Nagle | 23 | Daughter | Operator Machine | Maryland |
| 45 | Elizabeth K Nagle | 19 | Daughter | — | Maryland |
| 46 | Evelyn Nagle | 17 | Daughter | — | Maryland |
| 47 | Joseph M Nagle | 13 | Son | — | Maryland |
| 48 | Rose Kuderlet | 74 | Head | — | Germany |
| 49 | William White | 53 | Head | Carpenter | Maryland |
| 50 | Bertha White | 57 | Wife | Machine Operator | Maryland |
| 51 | John W Manly | 74 | Head | Hardwood Finisher | Maryland |
| 52 | Fridica Manly | 63 | Wife | — | Maryland |
| 53 | George Manly | 41 | Son | Shipfitter | Maryland |
| 54 | May Manly | 38 | Daughter | Saleswoman | Maryland |
| 55 | John Manly | 36 | Son | Accountant | Maryland |
| 56 | Catherine Manly | 30 | Daughter | Lithographer | Maryland |
| 57 | William R Mitchell THIS PERSON | 46 | Head | Laborer | Maryland |
| 58 | Mary Mitchell | 45 | Wife | — | Maryland |
| 59 | Henry E Mitchell | 20 | Son | Laborer | Maryland |
| 60 | Catherine A Mitchell | 18 | Daughter | Seamstress | Maryland |
| 61 | William N Mitchell | 16 | Son | Delivery Boy | Maryland |
| 62 | Mary M Mitchell | 15 | Daughter | — | Maryland |
| 63 | Walter C Mitchell | 13 | Son | — | Maryland |
| 64 | Fred D Mitchell | 12 | Son | — | Maryland |
| 65 | Cleora A Mitchell | 9 | Daughter | — | Maryland |
| 66 | Joseph B Mitchell | 2 | Son | — | Maryland |
| 67 | William F Mitchell | 82 | Uncle | — | Virginia |
| 69 | Joseph Caba | 73 | Head | Laborer | Italy |
| 70 | Joan Caba | 60 | Wife | — | Italy |
| 71 | Reginald Knott | 38 | Head | Bench Worker | Maryland |
| 72 | Margaret Knott | 33 | Wife | — | Maryland |
| 73 | Nancy Knott | 5 | Daughter | — | New York |
| 74 | Thomas Knott | 2 | Son | — | Maryland |
| 75 | Harry Zeller | 25 | Head | Cab Driver | Maryland |
| 76 | Agnes Zeller | 27 | Wife | — | Maryland |
| 77 | William Zeller | 2 | Son | — | Maryland |
| 78 | Joseph Klein | 43 | Head | Grocer | Maryland |
| 79 | Anna Klein | 37 | Wife | Grocer Clerk | Maryland |
| 80 | Sonja Klein | 14 | Daughter | — | 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)