Rascasse Audience Intelligence

Mark Harmon Audience in United States

A data profile of the people who buy, follow and care about Mark Harmon in United States — modelled from more than twelve digital signal sources. Mark Harmon has an estimated audience of 2,943,838 people in United States.

#567among Actor Actress or TV Star in United States#1615among Person in United States#1395in Movies & TV

The average Mark Harmon fan in United States is 49.0 years old, more female, and lives primarily in California.

The audience is concentrated in California, Texas, Florida.

Top brand affinities include Tom Selleck, Angie Harmon, Shemar Moore, with strongest over-indexing on Tom Selleck (22.55× the country average).

Demographically, the Mark Harmon audience skews more female with an average age of 49.0, and over-indexes on personality traits such as DIY Mentality, Community Orientation.

Compared to the country baseline, this audience shows distinctive patterns across 20 brand affinities and 50 regions tracked by Rascasse.

The typical Mark Harmon fan in United States is more female, around 49.0 years old, with strong DIY Mentality tendencies and a notable affinity for Tom Selleck.

Category: Movies & TV · Type: Person · Subtype: Actor Actress or TV Star

The data on this page comes from the Rascasse audience panel and is refreshed monthly from search, social and browsing signals. As of 2026-08-10.

Section 01

At a glance

The key figures that characterise the Mark Harmon profile in United States.

Audience size
2.9M
in United States
Gender
63.4%♀
36.6% male
Age
49.0
average years
Country rank
#10472
Person in United States
Fig. 01

Search interest · 12-month trend

+37%
vs. last year
JanMarMayJulSepNov
Monthly searches · Source: Rascasse Audience Intelligence
Section 02

Demographics of Mark Harmon fans

63.4% are female, 36.6% are male, average age 49.0.

Fig. 02

Gender split

63.4%
Female
36.6%
Male
Demographic split for Mark Harmon audience in United States
MetricValue
Female63.4%
Male36.6%
Average age49.0
Estimated audience size2,943,838
Fig. 03

Age distribution

Ø 49.0
average years
Age distribution of the Mark Harmon audience in United States
Age bracketShare%
16-199%
20-298%
30-3910%
40-4920%
50+53%
Fig. 04

Worldwide distribution

42.9%

of the worldwide Mark Harmon audience comes from United States.

Worldwide audience distribution share by country for Mark Harmon
CountryShare
United States42.9%
United Kingdom7.6%
Germany6.9%
Section 03
Affinity (×) = how much more likely a member of this audience is to live in a region than the United States average. Example: 2.0× means twice as concentrated as the national baseline.

Geography

Where the Mark Harmon audience in United States is strongest.

Fig. 05

Top regions by affinity

Mark Harmon fans by region: top regions in United States
#RegionReachAffinity×
01West Virginia~20K1.35×
02Alabama~50K1.28×
03Missouri~60K1.24×
04Oklahoma~40K1.24×
05Arkansas~30K1.24×
06Kentucky~40K1.23×
07Idaho~20K1.21×
08Montana~9K1.21×
09Tennessee~70K1.20×
10Indiana~60K1.17×
11Maine~10K1.17×
12Wyoming~5K1.17×
13Ohio~100K1.16×
14Kansas~30K1.15×
15Iowa~30K1.12×
16Michigan~80K1.11×
17Arizona~60K1.07×
18South Carolina~40K1.07×
19New Hampshire~10K1.07×
20Wisconsin~40K1.06×
21Mississippi~20K1.06×
22Nebraska~10K1.06×
23Oregon~30K1.05×
24South Dakota~7K1.05×
25Pennsylvania~100K1.02×
26North Carolina~80K1.00×
27Alaska~6K1.00×
28North Dakota~6K0.99×
29Vermont~5K0.98×
30Minnesota~40K0.95×
31Washington~50K0.94×
32Utah~20K0.94×
33Louisiana~30K0.93×
34Delaware~7K0.93×
35Virginia~60K0.89×
36New Mexico~10K0.89×
37Georgia~80K0.88×
38Colorado~40K0.87×
39Florida~200K0.86×
40Illinois~80K0.86×
41Rhode Island~8K0.86×
42Connecticut~20K0.84×
43Texas~200K0.81×
44Massachusetts~40K0.81×
45Nevada~20K0.81×
46Hawaii~9K0.79×
47Maryland~40K0.78×
48New Jersey~50K0.73×
49California~200K0.71×
50New York~100K0.69×
Fig. 06

Affinity by region

Affinity by region — Mark Harmon, United States
0.69×1.00×1.35×
Section 04
Brands and entities this audience over-indexes on, vs. the country average.

Audience interests & affinities

The strongest cross-interests of the Mark Harmon audience — brands, topics and people combined.

Fig. 07

Top cross-interests, ranked by affinity

Top brand affinities (over-index vs. country average) for Mark Harmon audience
#·InterestCategoryAffinity×
01Tom SelleckMovies & TV22.55×
02Simon HelbergMovies & TV20.32×
03David BoreanazMovies & TV18.22×
04Angie HarmonMovies & TV18.16×
05JAG (TV series)Movies & TV14.09×
06Shemar MooreMovies & TV13.97×
07Donnie WahlbergMovies & TV11.84×
08Blue Bloods (TV series)Movies & TV9.20×
09Brittany SnowMovies & TV6.57×
10Sam ElliottMovies & TV5.66×
11Dick Van DykeMovies & TV4.13×
12MSNNews2.73×
13VirtuePolitics & Society2.64×
14CBSMovies & TV2.50×
15PinterestInternet & Social Media1.99×
16NBCMovies & TV1.87×
17NatureHome & Garden1.76×
18FamilyKids & Family1.53×
19United StatesTravel & Leisure1.51×
20CookingFood & Beverages1.51×
Section 05
Top six personality traits over-indexed by this audience (1.0 = country average).

Personality of the Mark Harmon audience

Values above 1.00× are above the country average, values below 1.00× below it.

Fig. 08

Deviation from the national baseline

↑ What stands out
The strongest tendencies
Top personality traits over-indexed by Mark Harmon audience · What stands out
TraitClusterDeviationScore
DIY MentalityTHRILL1.58×
Community OrientationOPEN1.55×
CreativityOPEN1.43×
0×1.00× baseline2×
↓ Rather not
The weakest tendencies
Top personality traits over-indexed by Mark Harmon audience · Rather not
TraitClusterDeviationScore
Luxury OrientationPREMIUM0.64×
Urban LifestyleOPEN0.77×
Healthy LifestyleBALANCE0.86×
0×1.00× baseline2×
Section 06

Frequently asked questions

01

How many fans does Mark Harmon have in United States?

Mark Harmon has an estimated audience of 2,943,838 people in United States, concentrated in California and Texas.

02

What is the gender split and age of Mark Harmon fans?

63.4% of Mark Harmon fans are female, 36.6% are male, with an average age of 49.0 years.

03

Which brands do Mark Harmon fans like most?

Mark Harmon fans show strongest brand affinity for Tom Selleck (22.55×), Angie Harmon (18.16×), and Shemar Moore (13.97×) over the country average.

04

Where do Mark Harmon fans live in United States?

Mark Harmon fans in United States are most concentrated in California (reach ~200K), Texas (reach ~200K), and Florida (reach ~200K). These three regions account for the largest share of the active audience.

05

What other brands do Mark Harmon fans also like?

Beyond Mark Harmon itself, the audience over-indexes on Angie Harmon (18.16×), Shemar Moore (13.97×), Dick Van Dyke (4.13×), and Simon Helberg (20.32×) compared to the United States average.

Appendix

Explore more audiences

Related profiles, rankings and the same audience in other markets.

More Actor Actress or TV Star audiences in United States

See Mark Harmon audiences in other countries

How to read this data

Audience size is the estimated number of people in United States who actively search for Mark Harmon. Affinity is an over-index ratio: 2.0× means the audience is twice as likely to engage with that brand or trait as the country average. Reach is the estimated number of audience members in a region. Regional and brand-affinity tables are sorted from strongest signal to weakest.

About this audience profile

This audience profile is generated by Rascasse from anonymized search-behavior signals across United States. For methodology see methodology. Affinity values are over-index ratios vs. the country average (1.0 = baseline). Audience sizes are estimated, not measured.

Scale & coverage
500,000+ ready-to-use audiences across 170+ countries

From global mass-market brands to niche local segments — explore the full library and see which intelligence layers are included.

See pricing →