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79score
HN · front_page
SaaS subscription
Build

Zoning & FAR Feasibility Checker

Offer a parcel-aware web tool that translates lot dimensions and local residential rules into a fast feasibility envelope for homes and ADUs. The value is immediate clarity on what can fit on a site before users waste time on impossible concepts or hire professionals too early.

En hausse +975%5 canauxTendance des mentions sur 30 jours: latest 2, peak 5, 30-day series
Voir sur Reddit
Découvert 16 juin 2026

Pourquoi c'est important

You are interested in building on a specific lot, but the first barrier is not style, it is law. FAR limits, setbacks, height restrictions, parking rules, and local zoning overlays determine whether your idea fits at all. Today that information is scattered across municipal documents and informal expert knowledge, so you either guess or pay someone to interpret it. That creates a frustrating gap: you want to test several concepts quickly, but every concept depends on hidden constraints. A tool that converts parcel and zoning inputs into a clear feasibility envelope would save expensive dead ends and speed up early decisions.

  • · Conçu pour Homeowners, small developers, ADU planners, and drafters evaluating lots with setback, FAR, height, and use restrictions..
  • · Monétisation la plus probable : SaaS subscription.

La douleur · Récit

You are interested in building on a specific lot, but the first barrier is not style, it is law. FAR limits, setbacks, height restrictions, parking rules, and local zoning overlays determine whether your idea fits at all. Today that information is scattered across municipal documents and informal expert knowledge, so you either guess or pay someone to interpret it. That creates a frustrating gap: you want to test several concepts quickly, but every concept depends on hidden constraints. A tool that converts parcel and zoning inputs into a clear feasibility envelope would save expensive dead ends and speed up early decisions.

Détail du score

Intensité du problème8/10
Volonté de payer7/10
Facilité de réalisation3/10
Durabilité7/10

Signal du marché

Tendance des mentions sur 30 joursPic : 5
Sparkline: latest 2, peak 5, 30-day series
Canaux couverts
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Mise sur le marché

Utilisateur cible exact

ADU owners and small residential developers screening candidate lots or planning additions before hiring a designer.

Nombre d'utilisateurs estimé

~50K-150K active users annually in North America

Canal d'acquisition principal

SEO long-tail

Ancre de prix

$99/month

Premier jalon

15 paid feasibility reports generated for live parcels in the first month

Périmètre MVP · 1–2 semaines

Semaine 1
  • Support manual lot entry for width, depth, setbacks, and max FAR
  • Build a rules engine for envelope calculation and allowable floor area
  • Render a simple 2D buildable area diagram in browser
  • Generate a plain-English feasibility summary with warnings
  • Set up a report export with assumptions and disclaimers
Semaine 2
  • Add address-based parcel lookup for one pilot region
  • Create scenario toggles for single-story, two-story, and ADU options
  • Implement saved jurisdiction profiles for repeat use
  • Add payment wall for report downloads and project storage
  • Recruit 10 drafters or ADU consultants to test real parcels and compare against their manual process
Fonctions MVP: Parcel input by address or dimensions · Automated FAR, setback, height, and lot coverage calculations · Buildable envelope visualization · Constraint-aware concept massing and floor area scenarios · Downloadable feasibility report for architect or permit pre-check

Différenciation

Solutions existantes
Template house plan websitesPencil and paperBIM softwareArchitect-led design workflows
Notre angle
There is an unmet need for software that sits between inspirational home design tools and professional CAD/BIM: fast concept generation with practical constraints, editable outputs, and lightweight permit/engineering handoff.

Pourquoi cela pourrait échouer

Auto-contre-argument — le signal de confiance le plus important

  1. 1Jurisdiction coverage may expand too slowly, making the product feel fragmented and not broadly useful.
  2. 2If results are inaccurate even occasionally, trust can collapse because feasibility mistakes are costly.
  3. 3Some users may still prefer local experts because edge cases and discretionary approvals cannot be fully automated.

Résumé des preuves

Comment l'IA a synthétisé cet aperçu — pas de citations textuelles

Several comments directly raised FAR, zoning constraints, and small-lot limitations as critical blockers. The discussion also showed that users want lot-specific design guidance, not just generic floor-plan generation. Repeated references to permitting and code approval indicate that early feasibility is a meaningful step with standalone value, especially for ADUs and constrained urban parcels.

1 1 publication analysée5 5 canauxAI · Synthétisé par IA · pas de citations

Plan d'Action

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Prochaine Étape Recommandée

Construire

Signaux de demande forts. Vraie douleur et volonté de payer détectées — commencez à construire un MVP.

Kit de Textes pour Landing Page

Textes prêts à coller, basés sur le langage réel de la communauté Reddit

Titre Principal

Zoning & FAR Feasibility Checker

Sous-titre

Offer a parcel-aware web tool that translates lot dimensions and local residential rules into a fast feasibility envelope for homes and ADUs. The value is immediate clarity on what can fit on a site before users waste time on impossible concepts or hire professionals too early.

Pour Qui

Pour Homeowners, small developers, ADU planners, and drafters evaluating lots with setback, FAR, height, and use restrictions.

Liste des Fonctionnalités

✓ Parcel input by address or dimensions ✓ Automated FAR, setback, height, and lot coverage calculations ✓ Buildable envelope visualization ✓ Constraint-aware concept massing and floor area scenarios ✓ Downloadable feasibility report for architect or permit pre-check

Où Valider

Partagez votre landing page sur r/HN · front_page — c'est exactement là que ces points de douleur ont été découverts.

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Questions fréquentes

Qui rencontre ce problème ?
Homeowners, small developers, ADU planners, and drafters evaluating lots with setback, FAR, height, and use restrictions.
Est-ce une réelle opportunité ?
Cette opportunité obtient un score de 79/100 selon la métrique composite de Pain Spotter (intensité du problème, propension à payer, faisabilité technique et viabilité). Validez-la davantage avant d'y consacrer du temps de développement.
Comment dois-je la valider ?
Menez 5 entretiens de découverte client avec le public cible, publiez une landing page avec une liste d'attente, et vérifiez l'activité récente sur le post source lié avant de commencer le développement.