KM
Katherine Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Fayette-County, Pennsylvania
Our Model Tree links this Katherine Martin across the 1920, 1930 and 1940 US Censuses in Fayette-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 7-person household.
Age 40
b. ~1900
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Fayette-County, Pennsylvania |
| Surname | Martin |
| Given Name | Katherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Connellsville City |
| 1935 Residence (County) | Fayette |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Connellsville City |
| Est. Birth Year | ~1900 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Katherine | Age | Birth yr |
|---|---|---|---|---|
| Michael Martin | Head | — | 42 | ~1898 |
| Mary Martin | Daughter | — | 20 | ~1920 |
| Katherine Martin | Spouse | — | 40 | ~1900 |
| Joe Martin | Son | — | 16 | ~1924 |
| Mary Martin | Other | — | 80 | ~1860 |
| Helen Martin | Daughter | — | 17 | ~1923 |
| Agnes Martin | Daughter | — | 15 | ~1925 |
Census Appearances
1920
Fayette, Pennsylvania
Spouse, age 21
Fayette, Pennsylvania · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Katharine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Slavish |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Fayette, Pennsylvania
Spouse, age 30
Fayette, Pennsylvania · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Katherine C |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 19 |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Fayette-County, Pennsylvania
Spouse, age 40
Fayette-County, Pennsylvania · implied b. ~1900 — 7 household members
| Surname | Martin |
| Given Name | Katherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Connellsville City |
| 1935 Residence (County) | Fayette |
| Class of Worker | 0 |
| Highest Grade | No 3 |
| 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 Katherine Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Katherine Martin
Spouse · 1940 · age 40 · b. ~1900 · Pennsylvania
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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 — Fayette-County, Pennsylvania
Open full size
1940 US Federal Census — Fayette-County, Pennsylvania
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03503-00162)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen B. Hatfield | 22 | Daughter | New Worker | Pennsylvania |
| 42 | William Hatfield | 3 | Grandson | — | — |
| 43 | Harry George F. Hatfield | 50 | Brother-in-law | New Worker | Pennsylvania |
| 44 | C. E. Wood | 57 | Head | Machine Operator | West Virginia |
| 45 | Etta D. Wood | 51 | Wife | — | West Virginia |
| 46 | James H. Wood | 19 | Son | Assistant Secretary | West Virginia |
| 47 | Bernadine Wood | 13 | Daughter | — | Pennsylvania |
| 48 | Etta Lee Wood | 11 | Daughter | — | Pennsylvania |
| 49 | H. D. Barkley | 65 | Head | — | Pennsylvania |
| 50 | Hough George Barkley | 69 | Lodger | — | Pennsylvania |
| 51 | Stanley Tuerery | Tuerey | 33 | Head | Orderly | Pennsylvania |
| 52 | Nellie Tuerery | Tuerey | 29 | Wife | — | Pennsylvania |
| 53 | P. N. Dragoo | 54 | Head | Cooper | Kentucky |
| 54 | Julia Dragoo | 53 | Wife | — | Kentucky |
| 55 | William Dragoo | 21 | Son | Laborer | Kentucky |
| 56 | Mary Dragoo | 17 | Daughter | — | Kentucky |
| 57 | Annie Dragoo | 14 | Daughter | — | Kentucky |
| 60 | Charles N. Bowser | 45 | Head | Fireman | Pennsylvania |
| 61 | Mary E. Bowser | 42 | Wife | — | Pennsylvania |
| 62 | Charles Jr. Bowser | 13 | Son | — | Pennsylvania |
| 63 | James Bowser | 9 | Son | — | Pennsylvania |
| 64 | Maxine D. Bowser | 7 | Daughter | — | Pennsylvania |
| 65 | Laverne Howell | 24 | Niece | — | Pennsylvania |
| 66 | Jesse G. King | 50 | Head | Laborer | Pennsylvania |
| 67 | Mary King | 42 | Wife | — | Pennsylvania |
| 68 | Betty King | 19 | Daughter | New Worker | Pennsylvania |
| 69 | Robert King | 11 | Son | — | Pennsylvania |
| 70 | Martin J. Shelier | Shelier | 43 | Head | Superintendent | Pennsylvania |
| 71 | Theresa Shelier | Shelier | 41 | Wife | — | Pennsylvania |
| 72 | Jean Ann Shelier | Shelier | 10 | Daughter | — | Pennsylvania |
| 73 | Walter J. Shelier | Shelier | 8 | Son | — | Pennsylvania |
| 74 | Michael Martin | 42 | Head | Molder | Pennsylvania |
| 75 | Katherine Martin THIS PERSON | 40 | Wife | — | Pennsylvania |
| 76 | Mary Ann Martin | 20 | Daughter | Saleswoman | Pennsylvania |
| 77 | Helen Martin | 17 | Daughter | — | Pennsylvania |
| 78 | Joe Martin | 16 | Son | — | Pennsylvania |
| 79 | Agnes Martin | 15 | Daughter | — | Pennsylvania |
| 80 | Mary Martin | 80 | Mother | — | Austria |
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)