WM
William Monroe — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this William Monroe across the 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 8-person household.
Age 16
b. ~1914
Male
Son
Born: New York
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Monroe |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1914 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Monroe | Head | — | 53 | ~1877 |
| Grace Monroe | Spouse | — | 40 | ~1890 |
| Marie Monroe | Daughter | — | 7 | ~1923 |
| Robert Monroe | Son | — | 9 | ~1921 |
| Grace Monroe | Daughter | — | 11 | ~1919 |
| William Monroe | Son | — | 16 | ~1914 |
| Linde Monroe | Son | — | 12 | ~1918 |
| Le Monroe | Son | — | 14 | ~1916 |
Census Appearances
1920
Delaware, Pennsylvania
Son, age 6
Delaware, Pennsylvania · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Monroe |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Can Read | No |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Philadelphia, Pennsylvania
Son, age 16
Philadelphia, Pennsylvania · implied b. ~1914 — 8 household members
| Surname | Monroe |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 William Monroe across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Monroe
Son · 1930 · age 16 · b. ~1914 · Pennsylvania
★ You are viewing this record
Sibling
Le Monroe
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Monroe
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Monroe
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Linde Monroe
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Monroe
Sibling · 1930 · age 11
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
44 people indexed on this census page (ia:1930:fifteenthcensus00reel2104:0344)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | A. G. Baker Steel | 43 | Head | Banker | Pennsylvania |
| 2 | Jimmie Steel | 41 | Wife | None | Pennsylvania |
| 3 | Francis P Steel | 17 | Son | None | Pennsylvania |
| 4 | Alfred Steel | 11 | Son | None | Pennsylvania |
| 5 | Amanda Steel | 1 | Daughter | None | Pennsylvania |
| 6 | Anna Loftis | 32 | Servant | Nurse | Irish Free State |
| 7 | Catherine Rogers | 50 | Servant | Maid | Irish Free State |
| 8 | Mary Terry | 26 | Servant | Waitress | Irish Free State |
| 9 | Bridget Malley | 30 | Servant | Chambermaid | Northern Ireland |
| 10 | Margaret Laverty | 45 | Servant | Cook | Northern Ireland |
| 11 | Peter Mcgrath | 54 | Servant | Gardener | Irish Free State |
| 12 | Isabel Mcgrath | 46 | Wife | None | Irish Free State |
| 13 | Peter Mcgrath | 8 | Son | None | Pennsylvania |
| 14 | Bruce Ford | 56 | Head | Civil Engineer | New York |
| 15 | Sophie Du Pont Ford | 58 | Wife | None | Delaware |
| 16 | Isabel Glazier | 61 | Servant | Cook | Scotland |
| 17 | Elizabeth Rush | 28 | Servant | Waitress | Pennsylvania |
| 18 | Violet Marshall | 19 | Servant | Chambermaid | Irish Free State |
| 19 | Edward Moore | 31 | Head | Chauffeur | Irish Free State |
| 20 | Anna Moore | 34 | Wife | None | Northern Ireland |
| 21 | William Monroe | 53 | Head | Gardener | Illinois |
| 22 | Grace Monroe | 40 | Wife | None | Minnesota |
| 23 | William Monroe THIS PERSON | 16 | Son | None | New York |
| 24 | Le Roy Monroe | 14 | Son | None | Pennsylvania |
| 25 | Linde Monroe | 12 | Son | None | Pennsylvania |
| 26 | Grace Monroe | 11 | Daughter | None | Pennsylvania |
| 27 | Robert Monroe | 9 | Son | None | Pennsylvania |
| 28 | Marie Monroe | 7 | Daughter | None | Pennsylvania |
| 29 | Charles H Leland | 69 | Head | Lumberman | Pennsylvania |
| 30 | Helen Elizabeth Leland | 24 | Daughter | None | New York |
| 31 | Grace Ware | 44 | Servant | Reg. Nurse | New Jersey |
| 32 | Alma H Schmidt | 55 | Servant | Waitress | Sweden |
| 33 | Edith Lofquist | 41 | Servant | Chambermaid | Michigan |
| 34 | Josephine Mitchell | 62 | Servant | Cook | Georgia |
| 35 | Alice Hemphill | 30 | Servant | Chambermaid | Northern Ireland |
| 36 | Edward Simpson | 35 | Head | Chauffeur | Pennsylvania |
| 37 | Helen Simpson | 41 | Wife | None | Ireland |
| 38 | Florence Simpson | 15 | Daughter | None | Pennsylvania |
| 39 | Anna Simpson | 12 | Daughter | None | Pennsylvania |
| 40 | John Simpson | 5 | Son | None | Pennsylvania |
| 41 | William Anderson | 38 | Head | Gardener | Ireland |
| 42 | Emily Anderson | 36 | Wife | None | Ireland |
| 43 | Robert Anderson | 13 | Son | None | Pennsylvania |
| 44 | William Anderson | 8 | Son | None | 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)