MC
Mary Conner — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Mary Conner across the 1930 and 1940 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Female
Daughter
Born: Penna
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Conner |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Penna |
| Mother's Birthplace | Penna |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1915 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Simon Conner | Head | — | 47 | ~1883 |
| Nora Conner | Spouse | — | 49 | ~1881 |
| Charles Conner | Son | — | 9 | ~1921 |
| Joseph Conner | Son | — | 21 | ~1909 |
| Ellen Conner | Daughter | — | 7 | ~1923 |
| Margaret Conner | Daughter | — | 19 | ~1911 |
| Catherine Conner | Daughter | — | 13 | ~1917 |
| Mary Conner | Daughter | — | 15 | ~1915 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 15
Philadelphia, Pennsylvania · implied b. ~1915 — 8 household members
| Surname | Conner |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Penna |
| Mother's Birthplace | Penna |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Daughter, age 25
Philadelphia-County, Pennsylvania · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connor |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Occupation | Unemployed |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
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 Conner across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Conner
Daughter · 1930 · age 15 · b. ~1915 · Pennsylvania
★ You are viewing this record
Sibling
Catherine Conner
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Conner
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Conner
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Conner
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Conner
Sibling · 1930 · age 9
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
1930 US Federal Census — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2134:0705)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Helen Wonnell | 28 | — | None | Penna |
| 52 | Simon J. Conner | 47 | Head | Carpenter | Ireland |
| 53 | Nora C. Conner | 49 | Wife | None | Ireland |
| 54 | Joseph S. Conner | 21 | Son | Assembler | Penna |
| 55 | Margaret C. Conner | 19 | Daughter | Polisher | Penna |
| 56 | Mary M. Conner THIS PERSON | 15 | Daughter | None | Penna |
| 57 | Catherine J. Conner | 13 | Daughter | None | Penna |
| 58 | Charles J. Conner | 9 | Son | None | Penna |
| 59 | Ellen H. Conner | 7 | Daughter | None | Penna |
| 60 | Frederick Haas | 52 | Head | Plumber | Germany |
| 61 | Josephine Haas | 52 | Wife | None | Germany |
| 62 | Charles Haas | 15 | Son | None | Penna |
| 63 | Michael E. Lannon | 57 | Head | Clerk | Penna |
| 64 | Anna Lannon | 57 | Wife | None | Ireland |
| 65 | James Lannon | 11 | Son | None | Penna |
| 66 | Michael Jr. Lannon | 8 | Son | None | Penna |
| 67 | Patrick Lannon | 5 | Son | None | Penna |
| 68 | Patrick Carrick | 53 | Boarder | Sprayer | Ireland |
| 69 | John Wallace | 43 | Head | Knitter | England |
| 70 | Mary Wallace | 40 | Wife | None | Penna |
| 71 | Ira Wallace | 14 | Son | None | Penna |
| 72 | Mabel Wallace | 11 | Daughter | None | Penna |
| 73 | Mary Wallace | 8 | Daughter | None | Penna |
| 74 | Charles Wallace | 6 | Son | None | Penna |
| 75 | Albert Beehman | 36 | Head | Meat Cutter | Penna |
| 76 | Leona Beehman | 36 | Wife | None | Penna |
| 77 | John A. Beehman | 11 | Son | None | Penna |
| 78 | Alfred H. Beehman | 10 | Son | None | Penna |
| 79 | Lena Lange | 61 | H | None | Penna |
| 80 | Elmer E. Lange | 29 | Son | Electrician | Penna |
| 81 | Ernestine Lange | 27 | Daughter-in-law | Operator | New York |
| 82 | Alphonse J. Lange | 20 | Son | Electrician | Penna |
| 83 | George Baker | 44 | Son-in-law | Decorator | New Jersey |
| 84 | Catherine Baker | 38 | Daughter | None | Penna |
| 85 | Joseph R. Harle | 57 | Head | Weaver | Penna |
| 86 | Sarah A. Harle | 56 | Wife | None | Penna |
| 87 | Joseph Harle | 25 | Son | Driver | Penna |
| 88 | Mary Harle | 23 | Daughter | Stenographer | Penna |
| 89 | Vincent Harle | 18 | Son | Truck Driver | Penna |
| 90 | Catherine Harle | 16 | Daughter | None | Penna |
| 91 | Loretta Harle | 11 | Daughter | None | Penna |
| 92 | Nellie Harle | 19 | Daughter-in-law | None | Penna |
| 93 | Mary Harle | 1 | Grand Daughter | None | Penna |
| 94 | Christopher Harle | 52 | Brother | Weaver | England |
| 95 | James Mccormick | 58 | Head | Casket Maker | Penna |
| 96 | Mary E. Mccormick | 50 | Sister | None | Penna |
| 97 | Helen Cassidy | 45 | H | Housework | Ireland |
| 98 | Helen M. Cassidy | 10 | Daughter | None | Penna |
| 99 | James Murphy | 38 | Head | Engineer | Penna |
| 100 | Catherine Murphy | 37 | Wife | None | Penna |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)