MD
Margaret Donovan — 1920 US Census Record
Model Tree available1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Margaret Donovan across the 1920, 1930 and 1940 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Sarah & John — first a daughter (b.~1906), then head of a 4-person household.
Age 14
b. ~1906
Female
Daughter
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Donovan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Wales |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Mckees Rocks Borough |
| Est. Birth Year | ~1906 |
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 1920 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| John Donovan | Head | — | 46 | ~1874 |
| Sarah Donovan | Spouse | — | 50 | ~1870 |
| Bridget Hamilton | Other | — | 64 | ~1856 |
| Margaret Donovan | Daughter | — | 14 | ~1906 |
Census Appearances
1920
Allegheny, Pennsylvania
Daughter, age 14
Allegheny, Pennsylvania · implied b. ~1906 — 4 household members
| Surname | Donovan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Wales |
| 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
Daughter, age 25
Allegheny, Pennsylvania · implied b. ~1905 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Wales |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Bakery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Spouse, age 36
Allegheny-County, Pennsylvania · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | Marie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Highest Grade | No 6 |
| 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 Margaret Donovan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Sarah Donovan (~0.92 confidence) and father John Donovan (~0.92 confidence) and father Michael Donovan (~0.92 confidence) and mother Katherine Donovan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Sarah Donovan
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
John Donovan
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Michael Donovan
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Katherine Donovan
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Donovan
Daughter · 1920 · age 14 · b. ~1906 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Allegheny, Pennsylvania
Open full size
1920 US Federal Census — Allegheny, Pennsylvania
Page Contents
49 people indexed on this census page (ia:1920:14thcensusofpopu1514unit:0078)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | August Gestel | 51 | Head | Laborer | Russia Poland |
| 2 | Kathline Gestel | 44 | Wife | — | Russia Poland |
| 3 | Helen Gestel | 17 | Daughter | Stogie Maker | Russia Poland |
| 4 | Margaret Gestel | 12 | Daughter | — | Pennsylvania |
| 5 | Gabriel Gestel | 11 | Son | — | Pennsylvania |
| 6 | Francis V Mccagh | 42 | Head | Chain Maker | Pennsylvania |
| 7 | Margaret H Mccagh | 40 | Wife | — | England |
| 8 | Margaret A Mccagh | 20 | Daughter | — | Pennsylvania |
| 9 | Mary E Mccagh | 12 | Daughter | — | Pennsylvania |
| 10 | Francis J Mccagh | 10 | Son | — | Pennsylvania |
| 11 | John Mccagh | 9 | Son | — | Pennsylvania |
| 12 | Edward Mccagh | 7 | Son | — | Pennsylvania |
| 13 | Thomas A Mccagh | 4 | Daughter | — | Pennsylvania |
| 14 | Ann May Mccagh | 0 | Daughter | — | Pennsylvania |
| 15 | Emile Chamer | 39 | Head | Locomotive Fireman | France |
| 16 | Margaret V Chamer | 38 | Wife | — | Pennsylvania |
| 17 | Margaret Chamer | 14 | Daughter | — | Pennsylvania |
| 18 | Catherine H Chamer | 9 | Daughter | — | Pennsylvania |
| 19 | Hugh J Harvey | 19 | Step-son | Clerk | Pennsylvania |
| 20 | Joseph W Harvey | 15 | Step-son | Bookkeeper | Pennsylvania |
| 21 | Jane Harvey | 75 | Mother-in-law | — | Scotland |
| 22 | James L Smith | 58 | Head | Laborer | Scotland |
| 23 | Hilda M Smith | 60 | Wife | — | Pennsylvania |
| 24 | John Donovan | 46 | Head | Clerk | Wales |
| 25 | Sarah Donovan | 50 | Wife | — | Pennsylvania |
| 26 | Bridget Hamilton | 64 | Mother-in-law | — | England |
| 27 | Margaret Donovan THIS PERSON | 14 | Daughter | — | Pennsylvania |
| 28 | Thomas Shannon | 59 | Head | Machinist | Ireland |
| 29 | Catherine Shannon | 55 | Wife | — | Pennsylvania |
| 30 | Arthur L Shannon | 22 | Son | Clerk | Pennsylvania |
| 31 | Joseph Frazer | 40 | Head | Merchant | Pennsylvania |
| 32 | Mary M Frazer | 31 | Wife | — | Pennsylvania |
| 33 | Mary H Frazer | 15 | Daughter | — | Ohio |
| 34 | Margaret Frazer | 13 | Daughter | — | Pennsylvania |
| 35 | Mary Frazer | 10 | Daughter | — | Pennsylvania |
| 36 | Thomas Frazer | 8 | Son | — | Pennsylvania |
| 37 | Elizabeth Frazer | 4 | Daughter | — | Pennsylvania |
| 38 | Alice Frazer | 2 | Daughter | — | Pennsylvania |
| 39 | Robert Clark | 53 | Head | Chain Maker | Ohio |
| 40 | Sarah Clark | 50 | Wife | — | Ohio |
| 41 | Harry Clark | 27 | Son | — | Ohio |
| 42 | Sarah M Clark | 25 | Daughter | — | Ohio |
| 43 | Lawrence Clark | 21 | Son | — | Ohio |
| 44 | Genevieve Clark | 18 | Daughter | — | Ohio |
| 45 | James C Moore | 53 | Head | Engineer | Pennsylvania |
| 46 | Stella Moore | 48 | Wife | — | Pennsylvania |
| 47 | Marie Moore | 28 | Daughter | — | Pennsylvania |
| 48 | Franklin C Moore | 22 | Son | Fireman | Pennsylvania |
| 49 | Dudley Hughes | 45 | Head | Laborer | New York |
Pedigree Summary
Margaret
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)