MJ
Mary Jenkins — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Mary Jenkins across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Harry & Robert — first a daughter (b.~1911), then head of a 6-person household.
Age 19
b. ~1911
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Jenkins |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Bellevue Borough |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Jenkins | Daughter | — | 19 | ~1911 |
| Harry Jenkins | Head | — | 47 | ~1883 |
| Mary Strauss | Other | — | 70 | ~1860 |
| Anna Suska | Other | — | 19 | ~1911 |
| Esther Jenkins | Other | — | 46 | ~1884 |
| John Jenkins | Son | — | 21 | ~1909 |
Census Appearances
1910
Allegheny, Pennsylvania
Daughter, age
Allegheny, Pennsylvania · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jenkins |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Daughter, age 9
Allegheny, Pennsylvania · implied b. ~1911
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Jenkins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 19
Allegheny, Pennsylvania · implied b. ~1911 — 6 household members
| Surname | Jenkins |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| 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 |
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 Jenkins across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: father Harry Jenkins (~0.92 confidence) and father Robert Jenkins (~0.92 confidence) and mother Annie Jenkins (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Jenkins
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Robert Jenkins
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Annie Jenkins
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Jenkins
Daughter · 1930 · age 19 · b. ~1911 · Pennsylvania
★ You are viewing this record
Sibling
John Jenkins
Sibling · 1930 · age 21
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 — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1960:0193)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jack D. Brummer | 18 | Son | — | Pennsylvania |
| 2 | Barry D. Brummer | 17 | Son | — | Pennsylvania |
| 3 | James D. Brummer | 17 | Son | — | Pennsylvania |
| 4 | Sarah A. Brummer | 71 | Mother-in-law | — | England |
| 5 | Alexander D. Fraser | 41 | Head | Clerk | Pennsylvania |
| 6 | Mary W. Fraser | 39 | Wife-H | — | Pennsylvania |
| 7 | Mary S. Fraser | 15 | Daughter | — | Pennsylvania |
| 8 | Alexander H. Fraser | 12 | Son | — | Pennsylvania |
| 9 | George W. Fraser | 10 | Son | — | Pennsylvania |
| 10 | Elizabeth Farley | 72 | Aunt | — | Pennsylvania |
| 11 | — | None | — | — | — |
| 12 | Ethel E. Beard | 41 | Head-H | — | Indiana |
| 13 | Rosamond C. Beard | 20 | Daughter | Stenographer | Pennsylvania |
| 14 | Louis E. Beard | 16 | Son | Trainee Student | Pennsylvania |
| 15 | Roland H. Fletcher | 62 | Boarder | Draftsman | Massachusetts |
| 16 | Nelson V. Tiffany | 27 | Boarder | Clerk | New York |
| 17 | Horace A. Lower | 49 | Head | Carpenter | Pennsylvania |
| 18 | Martha E. Lower | 46 | Wife-H | — | Pennsylvania |
| 19 | Catherine Delozier | 86 | Mother-in-law | — | Pennsylvania |
| 20 | Allison B. Benson | 75 | Head | — | Pennsylvania |
| 21 | Elizabeth B. Lewis | 23 | Niece-H | — | Pennsylvania |
| 22 | Ernest H. Courtney | 31 | Head | Sales Manager | Kentucky |
| 23 | Helen V. Courtney | 29 | Wife-H | — | Pennsylvania |
| 24 | Ernest H. Jr. Courtney | 6 | Son | — | Pennsylvania |
| 25 | Martha A. Courtney | 5 | Daughter | — | Pennsylvania |
| 26 | Lumen B. Page | 46 | Head | Manager | Pennsylvania |
| 27 | Anne S. Page | 46 | Wife-H | — | Pennsylvania |
| 28 | Eva P. Hoover | 44 | Head | Teacher | Pennsylvania |
| 29 | Nellie R. Hoover | 48 | Sister-H | — | Pennsylvania |
| 30 | Alta D. Crumm | 44 | Friend | Teacher | Pennsylvania |
| 31 | Harry Zehfuss | 41 | Boarder | Linotype Operator | Pennsylvania |
| 32 | Harry G. Jenkins | 47 | Head | Wholesale Merchant | Pennsylvania |
| 33 | Esther S. Jenkins | 46 | Wife-H | — | Pennsylvania |
| 34 | John M. Jenkins | 21 | Son | — | Pennsylvania |
| 35 | Mary E. Jenkins THIS PERSON | 19 | Daughter | — | Pennsylvania |
| 36 | Mary R. Strauss | 70 | Mother-in-law | — | Ohio |
| 37 | Anna Suska | 19 | Servant | Servant | Pennsylvania |
| 38 | Milton S. Eckert | 34 | Head | Special Agent | Pennsylvania |
| 39 | Margaret B. Eckert | 33 | Wife-H | — | Pennsylvania |
| 40 | Suzanne Eckert | 2 | Daughter | — | Pennsylvania |
| 41 | Alfred Jr. Lawton | 55 | Head | Dealer | Pennsylvania |
| 42 | Rachel A. Lawton | 51 | Wife-H | — | Pennsylvania |
| 43 | David M. Lawton | 5 | Son | — | Pennsylvania |
| 44 | David W. Morgan | 83 | Father-in-law | — | Pennsylvania |
| 45 | Harry B. Fisher | 55 | Head | Clerk | Pennsylvania |
| 46 | Edna H. Fisher | 46 | Wife-H | — | Pennsylvania |
| 47 | Catherine Braun | 56 | Servant | Servant | Ohio |
| 48 | Charles A. Young | 52 | Head | General Sales Manager | Pennsylvania |
| 49 | J. Harris Messer | 36 | Head | Commercial Traveler | Pennsylvania |
| 50 | Kathryn S. Messer | 34 | Wife-H | — | Pennsylvania |
Related Census Records
Pedigree Summary
Mary + 1 sibling
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 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)