WK
Walter Kelly — 1940 US Census Record
Model Tree available1940 United States Federal Census · Fayette-County, Pennsylvania
Our Model Tree links this Walter Kelly across the 1920, 1930 and 1940 US Censuses in Fayette-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Walter & Florence — first a son (b.~1914), then head of a 8-person household.
Age 26
b. ~1914
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Fayette-County, Pennsylvania |
| Surname | Kelly |
| Given Name | Walter Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Lamberton |
| 1935 Residence (County) | Fayette |
| Additional Details | |
| Occupation | Motorman |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 1700 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Motorman |
| Township / Ward | Lamberton |
| Est. Birth Year | ~1914 |
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 Walter | Age | Birth yr |
|---|---|---|---|---|
| John Kelly | Son | — | 15 | ~1925 |
| Florence Kelly | Daughter | — | 20 | ~1920 |
| Walter Kelly | Head | — | 50 | ~1890 |
| Walter Kelly | Son | — | 26 | ~1914 |
| Florence Kelly | Spouse | — | 52 | ~1888 |
| Robert Kelly | Son | — | 16 | ~1924 |
| William Kelly | Son | — | 22 | ~1918 |
| Mary Kelly | Daughter | — | 11 | ~1929 |
Census Appearances
1920
Fayette, Pennsylvania
Son, age 6
Fayette, Pennsylvania · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Fayette, Pennsylvania
Son, age 16
Fayette, Pennsylvania · implied b. ~1914 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Walter E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Fayette-County, Pennsylvania
Son, age 26
Fayette-County, Pennsylvania · implied b. ~1914 — 8 household members
| Surname | Kelly |
| Given Name | Walter Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Lamberton |
| 1935 Residence (County) | Fayette |
| Occupation | Motorman |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 1700 |
| Highest Grade | No 7 |
| 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 Walter Kelly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Kelly (~0.92 confidence) and mother Florence Kelly (~0.92 confidence) and mother Florence Kelly (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Walter Kelly
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Florence Kelly
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Florence Kelly
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Walter Kelly
Son · 1940 · age 26 · b. ~1914 · Pennsylvania
★ You are viewing this record
Sibling
Mary Kelly
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Kelly
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Kelly
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Kelly
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kelly
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 — Fayette-County, Pennsylvania
Open full size
1940 US Federal Census — Fayette-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03504-00353)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ben Parfitt | 45 | Head | Coal Miner | Pennsylvania |
| 2 | Daisy Parfitt | 41 | Wife | — | Pennsylvania |
| 3 | Arthur Zuzak | 30 | Head | Coal Loader | Pennsylvania |
| 4 | Mary Zuzak | 25 | Wife | — | Pennsylvania |
| 5 | Charles Zuzak | 5 | Son | — | Pennsylvania |
| 6 | Altha Guesman | 26 | Head | Coal Scraper | Pennsylvania |
| 7 | Ethel Guesman | 28 | Wife | — | Pennsylvania |
| 8 | J. J. Wright | 47 | Head | Coal Loader | Pennsylvania |
| 9 | Helen Wright | 42 | Wife | — | Pennsylvania |
| 10 | Betty Wright | 18 | Daughter | — | Pennsylvania |
| 11 | Harry Wright | 14 | Son | — | Pennsylvania |
| 12 | Myrtle Wright | 13 | Daughter | — | Pennsylvania |
| 13 | Flyda Wright | 9 | Daughter | — | Pennsylvania |
| 14 | Doris Wright | 6 | Daughter | — | Pennsylvania |
| 15 | Sam Haigh | 45 | Head | Daywork | Pennsylvania |
| 16 | Kathryn Haigh | 37 | Wife | — | Pennsylvania |
| 17 | Leola Haigh | 18 | Daughter | — | Pennsylvania |
| 18 | Samuel Haigh | 12 | Son | — | Pennsylvania |
| 19 | Thomas Haigh | 4 | Son | — | Pennsylvania |
| 20 | Ben Haigh | 2 | Son | — | Pennsylvania |
| 21 | Jennie Murphy | 68 | Mother-in-Law | — | Maryland |
| 22 | Dennis Maher | 38 | Head | Mine Foreman | Pennsylvania |
| 23 | Margaret Maher | 38 | Wife | — | Pennsylvania |
| 24 | Dennis Maher | 16 | Son | — | Pennsylvania |
| 25 | Mary Maher | 13 | Daughter | — | Pennsylvania |
| 26 | Ellen Maher | 10 | Daughter | — | Pennsylvania |
| 27 | James Maher | 9 | Son | — | Pennsylvania |
| 28 | Jane Maher | 7 | Daughter | — | Pennsylvania |
| 29 | Rita Maher | 5 | Daughter | — | Pennsylvania |
| 30 | Coil Maher | 4 | Daughter | — | Pennsylvania |
| 31 | Walter Sr. Kelly | 50 | Head | Coal Cutter | Pennsylvania |
| 32 | Florence Kelly | 52 | Wife | — | Pennsylvania |
| 33 | Walter Jr. Kelly THIS PERSON | 26 | Son | Motorman | Pennsylvania |
| 34 | William Kelly | 22 | Son | Blacksmith | Pennsylvania |
| 35 | Florence Kelly | 20 | Daughter | — | Pennsylvania |
| 36 | Robert Kelly | 16 | Son | — | Pennsylvania |
| 37 | John Kelly | 15 | Son | — | Pennsylvania |
| 38 | Mary Lou Kelly | 11 | Daughter | — | Pennsylvania |
| 39 | Andrew Mutkurka | 58 | Head | Timberman | Austria |
| 40 | Helen Mutkurka | 54 | Wife | — | Austria |
Related Census Records
Pedigree Summary
Walter + 5 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)