WM
William Mcconnell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Blair-County, Pennsylvania
Our Model Tree links this William Mcconnell across the 1930 and 1940 US Censuses in Blair-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 8-person household.
Age 14
b. ~1926
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Blair-County, Pennsylvania |
| Surname | McConnell |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Altoona City |
| 1935 Residence (County) | Blair |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Altoona City |
| Est. Birth Year | ~1926 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Walter Mcconnell | Son | — | 15 | ~1925 |
| Walter Mcconnell | Head | — | 42 | ~1898 |
| Margaret Mcconnell | Daughter | — | 8 | ~1932 |
| Adelaide Mcconnell | Daughter | — | 11 | ~1929 |
| Edward Mcconnell | Son | — | 13 | ~1927 |
| William Mcconnell | Son | — | 14 | ~1926 |
| Gladys Mcconnell | Spouse | — | 35 | ~1905 |
| Patricia Mcconnell | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Blair, Pennsylvania
Son, age 4
Blair, Pennsylvania · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McConnell |
| Given Name | William S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Blair-County, Pennsylvania
Son, age 14
Blair-County, Pennsylvania · implied b. ~1926 — 8 household members
| Surname | McConnell |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Altoona City |
| 1935 Residence (County) | Blair |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Mcconnell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mcconnell
Son · 1940 · age 14 · b. ~1926 · Pennsylvania
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Sibling
Edward Mcconnell
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mcconnell
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adelaide Mcconnell
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Mcconnell
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Mcconnell
Sibling · 1940 · age 15
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 — Blair-County, Pennsylvania
Open full size
1940 US Federal Census — Blair-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03438-00120)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Isaac A. Moist | 55 | Head | Laborer | Pennsylvania |
| 2 | Charlotte Moist | 55 | Wife | — | Pennsylvania |
| 3 | Harry V. Schreiber | 24 | Head | Janitor | Pennsylvania |
| 4 | Catherine R. Schreiber | 22 | Wife | — | Pennsylvania |
| 5 | Telesphore De Fraene | 56 | Head | Laborer | Belgium |
| 6 | Augustine De Fraene | 53 | Wife | — | Belgium |
| 7 | Harry E. Claycomb | 41 | Head | Freight Helper | Pennsylvania |
| 8 | Mary Claycomb | 40 | Wife | — | Pennsylvania |
| 9 | Jack L. Claycomb | 19 | Son | Laborer | Pennsylvania |
| 10 | Ruth Claycomb | 16 | Daughter | — | Pennsylvania |
| 11 | Pauline Claycomb | 14 | Daughter | — | Pennsylvania |
| 12 | Shirley Claycomb | 11 | Daughter | — | Pennsylvania |
| 13 | Jean Claycomb | 8 | Daughter | — | Pennsylvania |
| 14 | Geraldine Claycomb | 5 | Daughter | — | Pennsylvania |
| 15 | Patricia Claycomb | 3 | Daughter | — | Pennsylvania |
| 16 | Walter A. Mcconnell | 42 | Head | — | Pennsylvania |
| 17 | Gladys Mcconnell | 35 | Wife | — | Pennsylvania |
| 18 | Walter Mcconnell | 15 | Son | — | Pennsylvania |
| 19 | William Mcconnell THIS PERSON | 14 | Son | — | Pennsylvania |
| 20 | Edward Mcconnell | 13 | Son | — | Pennsylvania |
| 21 | Adelaide Mcconnell | 11 | Daughter | — | Pennsylvania |
| 22 | Patricia Mcconnell | 10 | Daughter | — | Pennsylvania |
| 23 | Margaret Mcconnell | 8 | Daughter | — | Pennsylvania |
| 24 | Wilfred B. Bender | 35 | Head | Laborer | Pennsylvania |
| 25 | Eleanor Bender | 38 | Wife | — | Pennsylvania |
| 26 | William Bender | 18 | Son | Truck Driver | Pennsylvania |
| 27 | Blanch Sommer | 42 | Head | Weaver | Pennsylvania |
| 28 | George Sommer | 15 | Son | — | Pennsylvania |
| 29 | Arlene Sommer | 13 | Daughter | — | Pennsylvania |
| 30 | Shirley Sommer | 10 | Daughter | — | Pennsylvania |
| 31 | Laura Carson | 61 | Mother | — | Pennsylvania |
| 32 | — | None | — | — | — |
| 33 | Edwin T. Burnett | 40 | Head | Truck Driver | Pennsylvania |
| 34 | Mary C. Burnett | 42 | Wife | — | Pennsylvania |
| 35 | Raymond Burnett | 18 | Son | — | Pennsylvania |
| 36 | Dorothy Burnett | 15 | Daughter | — | Pennsylvania |
| 37 | Helen Burnett | 13 | Daughter | — | Pennsylvania |
| 38 | Edwin Burnett | 12 | Son | — | Pennsylvania |
| 39 | Norma Burnett | 10 | Daughter | — | Pennsylvania |
| 40 | Paul Burnett | 8 | Son | — | Pennsylvania |
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)