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Mary Love — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Mary Love across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 4-person household.
Age 72
b. ~1868
Female
Head
Born: Pennsylvania
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Love |
| Given Name | Mary D. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 72 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1868 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Love | Head | — | 72 | ~1868 |
| Irene Love | Daughter | — | 40 | ~1900 |
| William Love | Son | — | 36 | ~1904 |
| Thomas Love | Son | — | 44 | ~1896 |
Census Appearances
1900
Allegheny, Pennsylvania
Spouse, age 30
Allegheny, Pennsylvania · implied b. ~1870 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Love |
| Given Name | Maggie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | Feb |
| Birth Year | 1870 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Allegheny, Pennsylvania
Spouse, age 38
Allegheny, Pennsylvania · implied b. ~1872 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Love |
| Given Name | Maggie B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 9 |
| Children Born | 1 |
| Children Living | 1 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Spouse, age 47
Allegheny, Pennsylvania · implied b. ~1873 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Love |
| Given Name | Maggie B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Spouse, age 61
Allegheny, Pennsylvania · implied b. ~1869 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Love |
| Given Name | Margaret B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 20 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 72
Allegheny-County, Pennsylvania · implied b. ~1868 — 4 household members
| Surname | Love |
| Given Name | Mary D. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 72 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Class of Worker | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| 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 Mary Love across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Love
Head · 1940 · age 72 · b. ~1868 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03660-00129)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James E. Bace | 39 | Brother in law | — | Pennsylvania |
| 42 | Harry A. Alberter | 40 | Head | Printer | Pennsylvania |
| 43 | Edna E. Alberter | 33 | Wife | — | Pennsylvania |
| 44 | John Alberter | 74 | Father | — | Pennsylvania |
| 45 | Mary E. Alberter | 37 | Sister | Typist | Pennsylvania |
| 46 | Mary D. Love THIS PERSON | 72 | Head | — | Pennsylvania |
| 47 | Thomas Love | 44 | Son | Cab-Driver | Pennsylvania |
| 48 | William Love | 36 | Son | Night Watchman | Pennsylvania |
| 49 | Irene Love | 40 | Daughter | Candy-Packer | Pennsylvania |
| 50 | Oliver Graham | 53 | Head | Laborer | Pennsylvania |
| 51 | Louise Graham | 50 | Wife | — | Pennsylvania |
| 52 | Elmer Keep | 32 | Son in law | Truck Driver | Pennsylvania |
| 53 | Charlie Keep | 27 | Step-son | Baker'S Helper | Pennsylvania |
| 54 | Mary Ann Zacharias | 67 | Mother-in-law | — | Pennsylvania |
| 55 | Joseph Abel | 55 | Head | Hanger-Man | Pennsylvania |
| 56 | Helen L. Abel | 53 | Wife | — | Pennsylvania |
| 57 | Norman Abel | 31 | Son | Delivery Clerk | Pennsylvania |
| 58 | Mertyn Abel | 29 | Son | Installer | Pennsylvania |
| 59 | Emily Morrison | 32 | Head | — | Pennsylvania |
| 60 | Here Ends Block 23 Morrison | None | — | — | — |
| 61 | Emily Morrison | 32 | Head | Salesman | Indiana |
| 62 | Burtis Morrison | 25 | Wife | Bakelady | Pennsylvania |
| 63 | Sada Morrison | 52 | Mother | — | Indiana |
| 64 | Virginia Morrison | 28 | Sister-in-law | Relief Cashier | Ohio |
| 65 | Robert Morrison | 8 | Nephew | — | Pennsylvania |
| 66 | Jack Morrison | 5 | Nephew | — | Pennsylvania |
| 67 | Donald Morrison | 2 | Nephew | — | Pennsylvania |
| 68 | Howard Peck | 62 | Head | Porter | New Jersey |
| 69 | Carrie Peck | 64 | Wife | — | Virginia |
| 70 | Alfreda Peck | 35 | Daughter | — | Pennsylvania |
| 71 | Mildred Peck | 30 | Daughter | Elevator Operator | Pennsylvania |
| 72 | Rosie Scott | 59 | Lodger | Laundress | Virginia |
| 73 | Tony Barbaro | 69 | Head | Night Watchman | Italy |
| 74 | Florence Barbaro | 41 | Daughter | — | Italy |
| 75 | Margaret Barbaro | 15 | Daughter | — | Pennsylvania |
| 76 | Dickey Barbaro | 13 | Son | — | Pennsylvania |
| 77 | Tony Barbaro | 13 | Son | — | Pennsylvania |
| 78 | Donald Barbaro | 10 | Son | — | Pennsylvania |
| 79 | Louis Barbaro | 2 | Son | — | Pennsylvania |
| 80 | Wilbert Russel | 54 | Head | Line Stretcher | 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)