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Harold King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, Pennsylvania
Our Model Tree links this Harold King across the 1920, 1930 and 1940 US Censuses in Mercer-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Maurice & Mary — first a head (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, Pennsylvania |
| Surname | King |
| Given Name | Harold R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (County) | R. |
| Additional Details | |
| Occupation | 40 |
| Industry | Farmer |
| Class of Worker | Farm |
| Highest Grade | Hs 4 |
| 1935 Residence | Mercer |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | 40 |
| Township / Ward | Perry Township |
| Est. Birth Year | ~1913 |
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 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Harriet King | Spouse | — | 22 | ~1918 |
| Harold King | Head | — | 27 | ~1913 |
| Shirley King | Daughter | — | 2 | ~1938 |
| Lawrence King | Son | — | 1 | ~1939 |
Census Appearances
1920
Mercer, Pennsylvania
Son, age 5
Mercer, Pennsylvania · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Harold M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Mercer, Pennsylvania
Son, age 16
Mercer, Pennsylvania · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Harold C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| 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 |
1940
Mercer-County, Pennsylvania
Head, age 27
Mercer-County, Pennsylvania · implied b. ~1913 — 4 household members
| Surname | King |
| Given Name | Harold R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (County) | R. |
| Occupation | 40 |
| Industry | Farmer |
| Class of Worker | Farm |
| Highest Grade | Hs 4 |
| 1935 Residence | Mercer |
| 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 Harold King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Maurice King (~0.92 confidence) and mother Mary King (~0.92 confidence) and mother Mary King (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Maurice King
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Mary King
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Mary King
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold King
Head · 1940 · age 27 · b. ~1913 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mercer-County, Pennsylvania
Open full size
1940 US Federal Census — Mercer-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03571-00657)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen L. Ramp | 17 | daughter | — | Pennsylvania |
| 42 | John G. Ramp | 16 | son | — | Pennsylvania |
| 43 | Margaret E. Ramp | 13 | daughter | — | Pennsylvania |
| 44 | Wilbur E. Ramp | 10 | son | — | Pennsylvania |
| 45 | George R. Laver | 57 | Head | Farm | Pennsylvania |
| 46 | Mable C. Laver | 52 | wife | — | Pennsylvania |
| 47 | Nevin G. Laver | 27 | son | Steel Construction | Pennsylvania |
| 48 | Edwin B. Laver | 21 | son | Soil Conservation | Pennsylvania |
| 49 | Mary W. Goodman | 74 | Head | — | Pennsylvania |
| 50 | John C. Morneweck | 57 | Head | Contract | Pennsylvania |
| 51 | Maude M. Morneweck | 60 | wife | — | Pennsylvania |
| 52 | Dale H. Morneweck | 22 | son | Farm | Pennsylvania |
| 53 | Ruth M. Morneweck | 21 | daughter | — | Pennsylvania |
| 54 | Richard E. Morneweck | 18 | son | — | Pennsylvania |
| 55 | Saul Morneweck | 88 | father | — | Ohio |
| 56 | William A. Fullingile | 57 | Head | Farm | Pennsylvania |
| 57 | Pearl B. Fullingile | 51 | wife | — | Ohio |
| 58 | Uriah Fullingile | 82 | father | — | Ohio |
| 59 | John H. Haggerty | 50 | Head | Farm | Pennsylvania |
| 60 | Edna S. Haggerty | 47 | wife | — | Pennsylvania |
| 61 | Paul L. Haggerty | 25 | son | Iron Inc. | Pennsylvania |
| 62 | Howard D. Haggerty | 23 | son | Iron Inc. | Pennsylvania |
| 63 | Gladys M. Haggerty | 13 | daughter | — | Pennsylvania |
| 64 | Susan Ruhlman | 78 | Head | — | Pennsylvania |
| 65 | Lee C. Ruhlman | 42 | son | Steel Construction | Pennsylvania |
| 66 | Depha Ruhlman | 35 | daughter-in-law | — | West Virginia |
| 67 | Arlene S. Ruhlman | 12 | granddaughter | — | Pennsylvania |
| 68 | Leroy F. Ruhlman | 8 | grandson | — | Pennsylvania |
| 69 | Monroe E. Ruhlman | 51 | Head | Farm | Pennsylvania |
| 70 | Nora M. Ruhlman | 51 | wife | — | Pennsylvania |
| 71 | Wayne A. Ruhlman | 22 | son | Farm | Pennsylvania |
| 72 | Wardwell Ruhlman | 20 | son | — | Pennsylvania |
| 73 | Anna L. Ruhlman | 15 | daughter | — | Pennsylvania |
| 74 | David K. Ruhlman | 13 | son | — | Pennsylvania |
| 75 | John Billy | 27 | Head | Farm | Pennsylvania |
| 76 | Frank Sefcik | 47 | step father | Farm Laborer | Austria |
| 77 | Harold R. King THIS PERSON | 27 | Head | 40 | Pennsylvania |
| 78 | Harriet T. King | 22 | wife | — | Pennsylvania |
| 79 | Shirley W. King | 2 | daughter | — | Pennsylvania |
| 80 | Lawrence E. King | 1 | son | — | Pennsylvania |
Pedigree Summary
Harold
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 1940 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)