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William Lawrence — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this William Lawrence across the 1930 and 1940 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 12-person household.
Age 9
b. ~1921
Male
Son
Born: S. Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Lawrence |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | S. Carolina |
| Father's Birthplace | S. Carolina |
| Mother's Birthplace | S. Carolina |
| Additional Details | |
| Can Read/Write | Yes |
| Birthplace (normalized) | s carolina |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1921 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mildred Lawrence | Daughter | — | 12 | ~1918 |
| Vera Lawrence | Daughter | — | 8 | ~1922 |
| Alma Lawrence | Daughter | — | 7 | ~1923 |
| Louise Lawrence | Daughter | — | 2 | ~1928 |
| Morton Lawrence | Head | — | 40 | ~1890 |
| Lillian Lawrence | Other | — | 35 | ~1895 |
| Wellington Lawrence | Son | — | 13 | ~1917 |
| Albert Lawrence | Son | — | ~1930 | |
| Morton Lawrence | Son | — | 15 | ~1915 |
| Clarence Lawrence | Son | — | 5 | ~1925 |
| Walter Lawrence | Son | — | 3 | ~1927 |
| William Lawrence | Son | — | 9 | ~1921 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 9
Philadelphia, Pennsylvania · implied b. ~1921 — 12 household members
| Surname | Lawrence |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | S. Carolina |
| Father's Birthplace | S. Carolina |
| Mother's Birthplace | S. Carolina |
| Can Read/Write | Yes |
| Birthplace (normalized) | s carolina |
1940
Philadelphia-County, Pennsylvania
Son, age 20
Philadelphia-County, Pennsylvania · implied b. ~1920 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lawrance |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | S. Carolina |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birthplace (normalized) | s carolina |
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 Lawrence across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Lawrence
Son · 1930 · age 9 · b. ~1921 · Pennsylvania
★ You are viewing this record
Sibling
Wellington Lawrence
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Morton Lawrence
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Lawrence
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Lawrence
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Lawrence
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Lawrence
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Lawrence
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Lawrence
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vera Lawrence
Sibling · 1930 · age 8
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:fifteenthcensus00reel2114:0844)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Morton Lawrence | 40 | Head | Wholesale Fruit | S. Carolina |
| 2 | Lillian Lawrence | 35 | Wife-H | — | S. Carolina |
| 3 | Morton Jr. Lawrence | 15 | Son | — | S. Carolina |
| 4 | Wellington Lawrence | 13 | Son | — | S. Carolina |
| 5 | Mildred Lawrence | 12 | Daughter | — | S. Carolina |
| 6 | William Lawrence THIS PERSON | 9 | Son | — | S. Carolina |
| 7 | Vera Lawrence | 8 | Daughter | — | S. Carolina |
| 8 | Alma Lawrence | 7 | Daughter | — | S. Carolina |
| 9 | Clarence Lawrence | 5 | Son | — | Pennsylvania |
| 10 | Walter Lawrence | 3 | Son | — | Pennsylvania |
| 11 | Louise Lawrence | 2 | Daughter | — | Pennsylvania |
| 12 | Albert Lawrence | 0 | Son | — | Pennsylvania |
| 13 | Arthur Harris | 34 | Head | Chauffeur | Florida |
| 14 | Peter H. Robinson | 30 | Bro-in-law | Plasterer | Florida |
| 15 | Anna L. Robinson | 32 | Sister | Servant | Florida |
| 16 | John Ralph | 39 | Roomer | Laborer | Virginia |
| 17 | Bernard Ralph | 35 | Roomer | Servant | Pennsylvania |
| 18 | Ethel Hanscomb | 34 | Head | Presser | Virginia |
| 19 | Anthony Hanscomb | 15 | Son | — | Pennsylvania |
| 20 | Stanley J. Swan | 44 | Head | Mail Clerk | Pennsylvania |
| 21 | Martha Swan | 72 | Mother-H | — | Virginia |
| 22 | Charles Brooks | 48 | Head | Clerk | Pennsylvania |
| 23 | William F. Brooks | 46 | Brother | Helper | Pennsylvania |
| 24 | Laura Harris | 45 | Head-H | Servant | Virginia |
| 25 | Florida Harris | 40 | Sister | Laborer | Delaware |
| 26 | Roger Wilson | 35 | Roomer | Laborer | S. Carolina |
| 27 | John Bridge | 35 | Roomer | Laborer | Georgia |
| 28 | Ethel Richard | 23 | Daughter | Waitress | Pennsylvania |
| 29 | Earnest Richard | 21 | Son | Chauffeur | Pennsylvania |
| 30 | Louise Webster | 48 | Head-H | Servant | Virginia |
| 31 | Alfred Webster | 20 | Son | Porter | Pennsylvania |
| 32 | Anna Allgood | 54 | Roomer | Servant | Virginia |
| 33 | Richard Allgood | 52 | Roomer | Porter | N. Carolina |
| 34 | Melvin Walsh | 45 | Roomer | Elev. Operator | West Indies |
| 35 | Charles Upton | 25 | Roomer | Pressman | Pennsylvania |
| 36 | John Thompson | 43 | Head | Stevedore | Maryland |
| 37 | Mary Thompson | 45 | Wife-H | Servant | Virginia |
| 38 | Wesley Thompson | 17 | Son | Helper | Maryland |
| 39 | Keaney Jones | 32 | Roomer | Plasterer | Virginia |
| 40 | Virginia Herbert | 42 | Roomer | — | Virginia |
| 41 | Joseph Bush | 47 | Head | Expressman | S. Carolina |
| 42 | Lilla Bush | 42 | Wife-H | — | Georgia |
| 43 | Walter Hendrick | 22 | Roomer | Servant | Florida |
| 44 | Bessie Thomas | 48 | Head-H | Servant | Pennsylvania |
| 45 | Beatrice Thomas | 22 | Daughter | — | Pennsylvania |
| 46 | Clarence E. Thomas | 18 | Son | Errand Boy | Pennsylvania |
| 47 | Millie Snowden | 68 | Mother | Servant | Virginia |
| 48 | John Thomas | 71 | Step-father | Waiter | Maryland |
| 49 | Jensen Thomas | 10 | Son | — | Virginia |
| 50 | Emmanuel Thomas | 8 | Son | — | Virginia |
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)