IC
Ida Cohen — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Ida Cohen across the 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1909), then head of a 8-person household.
Age 21
b. ~1909
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Cohen |
| Given Name | Ida |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Russia |
| Mother's Birthplace | Austria |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1909 |
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 Ida | Age | Birth yr |
|---|---|---|---|---|
| Ettie Cohen | Daughter | — | 11 | ~1919 |
| Dottie Cohen | Daughter | — | 9 | ~1921 |
| Lozie Cohen | Daughter | — | 5 | ~1925 |
| Ida Cohen | Daughter | — | 21 | ~1909 |
| Morris Cohen | Head | — | 60 | ~1870 |
| Joe Cohen | Son | — | 13 | ~1917 |
| Isadore Cohen | Son | — | 23 | ~1907 |
| Annie Cohen | Spouse | — | 46 | ~1884 |
Census Appearances
1920
Allegheny, Pennsylvania
Daughter, age 10
Allegheny, Pennsylvania · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cohen |
| Given Name | Ida |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Russia |
| Mother's Birthplace | Austria |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 21
Allegheny, Pennsylvania · implied b. ~1909 — 8 household members
| Surname | Cohen |
| Given Name | Ida |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Russia |
| Mother's Birthplace | Austria |
| 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 Ida Cohen across 2 US Census years (1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Ida Cohen
Daughter · 1930 · age 21 · b. ~1909 · Pennsylvania
★ You are viewing this record
Sibling
Ettie Cohen
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isadore Cohen
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lozie Cohen
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joe Cohen
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dottie Cohen
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 — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1975:0493)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John L. Smeyres | 59 | Head | Salesman | Pennsylvania |
| 2 | Amy L. Smeyres | 50 | Wife | — | Pennsylvania |
| 3 | Pearl May Smeyres | 19 | Daughter | — | Pennsylvania |
| 4 | Helen Marie Smeyres | 15 | Daughter | — | Pennsylvania |
| 5 | Charles G. Frey | 57 | Head | Locomotive Engineer | Pennsylvania |
| 6 | Pauline M. Frey | 36 | Wife | — | Pennsylvania |
| 7 | John C. Weaver | 33 | Head | Social Worker | Pennsylvania |
| 8 | Elsa Weaver | 33 | Wife | — | Italy |
| 9 | Robert A. Weaver | 6 | Son | — | Pennsylvania |
| 10 | Francis W. Weaver | 4 | Son | — | Pennsylvania |
| 11 | Elise J. Weaver | 1 | Daughter | — | Pennsylvania |
| 12 | Jessie Weaver | 68 | Mother | — | Ohio |
| 13 | James Conrad | 37 | Head | Office Clerk | Pennsylvania |
| 14 | Gertrude Conrad | 34 | Wife | — | Pennsylvania |
| 15 | Martha Conrad | 7 | Daughter | — | Pennsylvania |
| 16 | Margery Conrad | 7 | Daughter | — | Pennsylvania |
| 17 | Morris Cohen | 60 | Head | Express Man | Russia |
| 18 | Annie Cohen | 46 | Wife | — | Austria |
| 19 | Isadore Cohen | 23 | Son | Salesman | Pennsylvania |
| 20 | Ida Cohen THIS PERSON | 21 | Daughter | — | Pennsylvania |
| 21 | Joe Cohen | 13 | Son | — | Pennsylvania |
| 22 | Ettie Cohen | 11 | Daughter | — | Pennsylvania |
| 23 | Dottie Cohen | 9 | Daughter | — | Pennsylvania |
| 24 | Lozie Cohen | 5 | Daughter | — | Pennsylvania |
| 25 | William Tadowsky | 41 | Head | Chauffeur | Russia |
| 26 | Minna Tadowsky | 39 | Wife | — | Pennsylvania |
| 27 | Helen Tadowsky | 13 | Daughter | — | Pennsylvania |
| 28 | Isak John Skoog | 62 | Head | Minister | Norway |
| 29 | Alma H. Skoog | 56 | Wife | — | Sweden |
| 30 | Etta A. Skoog | 20 | Daughter | — | Michigan |
| 31 | Anna E. Skoog | 18 | Daughter | — | Michigan |
| 32 | Stanley W. Skoog | 16 | Son | — | Michigan |
| 33 | Frederick Leonhard | 64 | Head | Labor Auto | Pennsylvania |
| 34 | Emma Leonhard | 66 | Wife | — | Pennsylvania |
| 35 | Alma E. Leonhard | 38 | Daughter | Cashier | Pennsylvania |
| 36 | William Leonhard | 20 | Nephew | Soda Clerk | Pennsylvania |
| 37 | Edward Staas | 59 | Head | Brick Layer | Pennsylvania |
| 38 | Ida B. Staas | 46 | Wife | — | Pennsylvania |
| 39 | William E. Staas | 26 | Son | Painter | Pennsylvania |
| 40 | Elizabeth Staas | 26 | Daughter | — | Pennsylvania |
| 41 | Ida May Staas | 17 | Daughter | — | Pennsylvania |
| 42 | Edna Staas | 5 | Daughter | — | Pennsylvania |
| 43 | John La Dally | 32 | Head | Painter | District Columbia |
| 44 | Elizabeth La Dally | 28 | Wife | — | Pennsylvania |
| 45 | John Jr. La Dally | 9 | Son | — | Pennsylvania |
| 46 | Betty La Dally | 7 | Daughter | — | Pennsylvania |
| 47 | Alice Staas | 26 | Sister-in-law | — | Pennsylvania |
| 48 | Edward Staas | 5 | Nephew | — | Pennsylvania |
| 49 | John G. Mackay | 60 | Head | Printer Salesman | Scotland |
| 50 | Eva Mackay | 57 | Wife | — | Pennsylvania |
Related Census Records
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)