WC
William Carey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this William Carey across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1901), then head of a 10-person household.
Age 39
b. ~1901
Male
Son
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Carey |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | chauffer |
| Industry | Public Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1040 |
| Highest Grade | H 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Chauffer |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1901 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| John Carey | Son | — | 23 | ~1917 |
| Mildred Carey | Daughter | — | 25 | ~1915 |
| Harry Swigert | Son | — | 32 | ~1908 |
| William Carey | Son | — | 39 | ~1901 |
| Florence Swigert | Spouse | — | 54 | ~1886 |
| Virginia Carey | Daughter | — | 28 | ~1912 |
| Harry Swigert | Head | — | 56 | ~1884 |
| Rose Carey | Spouse | — | 33 | ~1907 |
| Alice Carey | Daughter | — | 19 | ~1921 |
| Leonard Carey | Son | — | 23 | ~1917 |
Census Appearances
1930
Baltimore, Maryland
Head, age 29
Baltimore, Maryland · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cary |
| Given Name | William S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 19 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Chauffeur |
| Industry | Fireman factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12 |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 39
Baltimore-City-County, Maryland · implied b. ~1901 — 10 household members
| Surname | Carey |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Occupation | chauffer |
| Industry | Public Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1040 |
| Highest Grade | H 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 Carey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Carey
Son · 1940 · age 39 · b. ~1901 · Maryland
★ You are viewing this record
Sibling
Alice Carey
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Carey
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Carey
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Carey
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Swigert
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Carey
Sibling · 1940 · age 23
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
40 people indexed on this census page (nara:1940:m-t0627-01527-00675)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charlotte Nisripp|Nisripp | 19 | daughter | Examiner | Maryland |
| 2 | Katherine Nisripp|Nisripp | 17 | daughter | — | Maryland |
| 3 | Harry C Swigert | 56 | head | Waiter | Maryland |
| 4 | Florence A Swigert | 54 | wife | — | Maryland |
| 5 | Harry R Swigert | 32 | son | Baker | Maryland |
| 6 | Virginia Carey | 28 | daughter | Bookbinding | Maryland |
| 7 | Mildred Carey | 25 | daughter | Bookbinding | Maryland |
| 8 | Leonard Carey | 23 | son | Baker | Maryland |
| 9 | John Carey | 23 | son | Filling Sta | Maryland |
| 10 | Alice Carey | 19 | daughter | Waitress | Maryland |
| 11 | William Carey THIS PERSON | 39 | son | Chauffer | Maryland |
| 12 | Rose Carey | 33 | wife | — | Maryland |
| 13 | Frank Mccully | 28 | head | Clerk | Maryland |
| 14 | Hazel M Mccully | 24 | wife | — | Maryland |
| 15 | Janet M Mccully | 4 | daughter | — | Maryland |
| 16 | Thelma V Mccully | 1 | daughter | — | Maryland |
| 17 | H Elmer Jefferson | 35 | head | Baker | Virginia |
| 18 | Mary E Jefferson | 33 | wife | — | Virginia |
| 19 | June M Jefferson | 11 | daughter | — | Virginia |
| 20 | Robert Jefferson | 10 | son | — | Virginia |
| 21 | Margaret Jefferson | 8 | daughter | — | Wash DC |
| 22 | Wayne Jefferson | 6 | son | — | Wash DC |
| 23 | Carolyn Jefferson | 2 | daughter | — | Maryland |
| 24 | Carroll Johnson | 40 | head | Laborer | Maryland |
| 25 | Agnes E Johnson | 69 | mother | — | Maryland |
| 26 | Carroll Johnson | 14 | son | — | Maryland |
| 27 | Mary Johnson | 11 | daughter | — | Maryland |
| 28 | Jas Emery | 15 | nephew | New Worker | Maryland |
| 29 | James J Rune | 69 | head | — | Maryland |
| 30 | Mary A Rune | 64 | wife | — | Maryland |
| 31 | James L Rune | 41 | son | Salesman | Maryland |
| 32 | Meryl H Rune | 29 | daughter | Typist | Maryland |
| 33 | Albert M Rune | 22 | son | Salesman | Maryland |
| 34 | Vernon C Rune | 19 | son | Shipping | Maryland |
| 35 | James L Jr Rune | 16 | grand son | Clerk | Maryland |
| 36 | Allen Brown | 10 | grand son | — | Maryland |
| 37 | Ronald Brown | 11 | grand son | — | Maryland |
| 38 | Raymond Gayhardt | 36 | head | Chauffer | Maryland |
| 39 | Dorothy M Gayhardt | 33 | wife | — | Maryland |
| 40 | Clinch Gayhardt | 14 | son | — | 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)