Rascasse Audience Intelligence

Investigation Discovery Audience in United States

A data profile of the people who buy, follow and care about Investigation Discovery in United States — modelled from more than twelve digital signal sources. Investigation Discovery has an estimated audience of 3,076,921 people in United States.

#95among TV Channel in United States#1306in Movies & TV

The average Investigation Discovery fan in United States is 44.2 years old, more female, and lives primarily in California.

The audience is concentrated in California, Texas, Florida.

Top brand affinities include Cats (musical), True crime, Diane Keaton, with strongest over-indexing on Cats (musical) (6.93× the country average).

Demographically, the Investigation Discovery audience skews more female with an average age of 44.2, and over-indexes on personality traits such as Patriotism, Convenience Orientation.

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

The typical Investigation Discovery fan in United States is more female, around 44.2 years old, with strong Patriotism tendencies and a notable affinity for Cats (musical).

Category: Movies & TV · Type: TV Channel

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 Investigation Discovery profile in United States.

Audience size
3.1M
in United States
Gender
64.8%♀
35.2% male
Age
44.2
average years
Country rank
#10075
TV Channel in United States
Fig. 01

Search interest · 12-month trend

+18%
vs. last year
JanMarMayJulSepNov
Monthly searches · Source: Rascasse Audience Intelligence
Section 02

Audience demographics of Investigation Discovery

64.8% are female, 35.2% are male, average age 44.2.

Fig. 02

Gender split

64.8%
Female
35.2%
Male
Demographic split for Investigation Discovery audience in United States
MetricValue
Female64.8%
Male35.2%
Average age44.2
Estimated audience size3,076,921
Fig. 03

Age distribution

Ø 44.2
average years
Age distribution of the Investigation Discovery audience in United States
Age bracketShare%
16-198%
20-2916%
30-3921%
40-4925%
50+30%
Fig. 04

Worldwide distribution

42.5%

of the worldwide Investigation Discovery audience comes from United States.

Worldwide audience distribution share by country for Investigation Discovery
CountryShare
United States42.5%
Germany4.8%
United Kingdom4.8%
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 Investigation Discovery audience in United States is strongest.

Fig. 05

Top regions by affinity

Investigation Discovery fans by region: top regions in United States
#RegionReachAffinity×
01Indiana~80K1.35×
02Idaho~20K1.34×
03Mississippi~30K1.26×
04Louisiana~50K1.23×
05Texas~300K1.22×
06Georgia~100K1.18×
07Alabama~50K1.15×
08Kentucky~40K1.14×
09Illinois~100K1.12×
10Arkansas~30K1.11×
11North Carolina~100K1.09×
12Tennessee~70K1.08×
13Oklahoma~40K1.08×
14Delaware~9K1.08×
15Virginia~80K1.06×
16Maryland~60K1.04×
17Missouri~50K1.04×
18South Carolina~50K1.03×
19California~300K1.02×
20Florida~200K1.02×
21New York~200K1.02×
22Pennsylvania~100K1.02×
23Ohio~100K1.02×
24Nevada~30K1.01×
25Michigan~80K0.99×
26New Jersey~80K0.97×
27Arizona~60K0.97×
28West Virginia~10K0.97×
29Connecticut~30K0.96×
30New Mexico~10K0.96×
31Alaska~6K0.96×
32Kansas~20K0.95×
33Washington~60K0.94×
34Wisconsin~40K0.92×
35Utah~30K0.92×
36Iowa~20K0.92×
37Montana~8K0.91×
38Massachusetts~50K0.90×
39Minnesota~40K0.90×
40Washington, District of Columbia~8K0.90×
41Colorado~40K0.89×
42Nebraska~10K0.88×
43Hawaii~10K0.88×
44Maine~10K0.88×
45Oregon~30K0.87×
46Rhode Island~9K0.87×
47South Dakota~6K0.87×
48North Dakota~5K0.85×
49Vermont~4K0.82×
50New Hampshire~9K0.78×
Fig. 06

Affinity by region

Affinity by region — Investigation Discovery, United States
0.78×1.00×1.35×
Section 04
Brands and entities this audience over-indexes on, vs. the country average.

Audience interests & affinities

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

Fig. 07

Top cross-interests, ranked by affinity

Top brand affinities (over-index vs. country average) for Investigation Discovery audience
#·InterestCategoryAffinity×
01TVLineNews8.22×
02TV GuideMovies & TV7.09×
03Cats (musical)Music & Radio6.93×
04SnappedMovies & TV6.61×
05Alexis BledelMovies & TV6.33×
06Mrs. DoubtfireMovies & TV6.14×
07True crimeMovies & TV4.29×
08Tony AwardArts & Culture4.16×
09Diane KeatonMovies & TV3.47×
10Crime fictionLiterature2.91×
11IPTVTechnology & Electronics2.43×
12TMZInternet & Social Media2.29×
13SubwayFood & Beverages2.02×
14Pizza HutFood & Beverages1.83×
15RedditInternet & Social Media1.70×
16TV talkshowsMovies & TV1.65×
17HollywoodTravel & Leisure1.60×
18MSNNews1.58×
19Planet FitnessSports1.55×
20McDonald'sFood & Beverages1.54×
Section 05
Top six personality traits over-indexed by this audience (1.0 = country average).

Personality of the Investigation Discovery 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 Investigation Discovery audience · What stands out
TraitClusterDeviationScore
PatriotismCONSERVATISM1.36×
Convenience OrientationPREMIUM1.34×
Community OrientationOPEN1.31×
0×1.00× baseline2×
↓ Rather not
The weakest tendencies
Top personality traits over-indexed by Investigation Discovery audience · Rather not
TraitClusterDeviationScore
Design AffinityPREMIUM0.65×
Luxury OrientationPREMIUM0.72×
SustainabilityBALANCE0.74×
0×1.00× baseline2×
Section 06

Frequently asked questions

01

How many fans does Investigation Discovery have in United States?

Investigation Discovery has an estimated audience of 3,076,921 people in United States, concentrated in California and Texas.

02

What is the gender split and age of Investigation Discovery fans?

64.8% of Investigation Discovery fans are female, 35.2% are male, with an average age of 44.2 years.

03

Which brands do Investigation Discovery fans like most?

Investigation Discovery fans show strongest brand affinity for Cats (musical) (6.93×), True crime (4.29×), and Diane Keaton (3.47×) over the country average.

04

Where do Investigation Discovery fans live in United States?

Investigation Discovery fans in United States are most concentrated in California (reach ~300K), Texas (reach ~300K), and Florida (reach ~200K). These three regions account for the largest share of the active audience.

05

What other brands do Investigation Discovery fans also like?

Beyond Investigation Discovery itself, the audience over-indexes on True crime (4.29×), Diane Keaton (3.47×), Snapped (6.61×), and TMZ (2.29×) compared to the United States average.

Appendix

Explore more audiences

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

More Movies & TV audiences in United States

See Investigation Discovery audiences in other countries

How to read this data

Audience size is the estimated number of people in United States who actively search for Investigation Discovery. 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.

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