r/InteriorDesign vs r/architecture

Side-by-side using public descriptions, members, growth and rule titles from SubMouse. Missing fields show as n/a. Adult communities are excluded.

Swap sides New comparison Related to r/InteriorDesign Related to r/architecture

Interior design room vs architecture room

r/InteriorDesign’s public description frames interior design as creating functional spaces within a building. r/architecture describes a community for students, professionals and lovers of architecture.

In our directory, architecture is larger (about 2.1M, rank #536) than InteriorDesign (about 1.2M, rank #924). Activity samples are similar in volume (~36 vs ~28 posts/day). InteriorDesign’s sample mixes galleries and images with some text; architecture’s sample mixes text, galleries, images and links with building, ask, practice, school/academia and technical flairs. Our directory lists each name among the other’s related communities.

Rule titles: InteriorDesign insists on interior design (not mere decoration), starting with your own ideas and minimum standards; architecture bans free labor, homework completion, job begging and “what style is this” outside megathreads.

Choose r/InteriorDesign for interior-architecture space planning under its design-not-decoration rules.
Choose r/architecture for buildings, practice and academia under its no-free-labor and megathread rules.
Both sit outside the current Top 100 cut.

Written comparison based on public descriptions and rule titles · updated 2026-11-07.

r/InteriorDesign

Interior Design (Interior Architecture)

Interior Design is the art and science of understanding people's behavior to create functional spaces within a building. It is a multi-faceted profession in which creative and technical solutions are applied within a st…

Members: 1.2M
7-day growth: +1K
Posts/day: 36.3
Directory rank: #924
Created: Aug 27, 2009
Submissions: Text or links

Sample mix: galleries 51%, images 33%, text posts 15%

Topics: Architecture, Graphic Design, Interior Design

Rule titles (short names we collected)

This subreddit is for Interior Design, not Interior Decoration.
Start With Your Ideas!
Minimum Standards
No Self Promotion
No Link Shorteners

Open r/InteriorDesign on SubMouse

r/architecture

Architecture

A community for students, professionals, and lovers of architecture.

Members: 2.1M
7-day growth: +2K
Posts/day: 28.4
Directory rank: #536
Created: Feb 29, 2008
Submissions: Text or links

Sample mix: text posts 35%, galleries 35%, images 16%

Topics: Architecture

Rule titles (short names we collected)

Don't ask for free or compensated labor
Don't ask for others to complete your homework
Don't ask for a job
Don't spam, overpost, or aggressively self-promote
Don't troll, threaten, harass, or incite violence
Don't ask "What Style Is This?" or "What Is This Thing?" outside the megathread
Don't ask computer hardware/software questions outside the megathread

Open r/architecture on SubMouse

Supported differences

Aspect	r/InteriorDesign	r/architecture
Public focus (from each community’s public description)	Interior Design is the art and science of understanding people's behavior to create functional spaces within a building. It is a multi-faceted profession in which creative and technical solutions are applied within a st…	A community for students, professionals, and lovers of architecture.
Size r/architecture is larger in our directory (about 1.8×).	1.2M members	2.1M members
Posting activity (our sample)	36.3/day	28.4/day
Common post types in our sample	galleries 51%, images 33%, text posts 15%	text posts 35%, galleries 35%, images 16%
Topic tags on SubMouse	Architecture, Graphic Design, Interior Design	Architecture
Selected rule titles (short names we collected)	This subreddit is for Interior Design, not Interior Decoration.; Start With Your Ideas!; Minimum Standards; No Self Promotion; No Link Shorteners	Don't ask for free or compensated labor; Don't ask for others to complete your homework; Don't ask for a job; Don't spam, overpost, or aggressively self-promote; Don't troll, threaten, harass, or incite violence

What they share

Shared SubMouse topics: Architecture
Our directory lists each of these communities on the other’s related list.

Rules and posting patterns we can verify

InteriorDesign short titles include: this subreddit is for interior design, not interior decorating; start with your ideas; minimum standards; no self promotion; no link shorteners. Our sample is gallery/image-heavy with some text.

architecture: don’t ask for free or compensated labor; don’t ask others to complete your homework; don’t ask for a job; don’t spam/overpost/aggressively self-promote; don’t troll/threaten/harass; don’t ask “what style is this?” or “what is this thing?” outside the megathread. Our sample flairs include building, ask r/architecture, practice, school/academia, miscellaneous and technical.

Where this comparison comes from

Public descriptions and member counts from SubMouse’s safe-for-work directory. Short rule titles and activity samples SubMouse collected. Mutual related-list links. Short titles only.

Members and public descriptions come from SubMouse's safe-for-work directory (as of 2026-11-02 UTC); 7-day growth measured from 2026-10-26. Posts/day and post-type mixes appear when we have an activity sample. Rule lines are short titles, not the full sidebar. Directory rank is listing order — communities outside the current Top 100 open in the info tool instead of a full community page.