# 337 HIGHWAY 21, Madisonville, LA 70447 > **TL;DR:** commercial, $399,000 ($230/sqft), built 2020, 1,732 sqft. Est. $2,134/mo. Listed 179 days. ## Property at a Glance | Attribute | Value | |-----------|-------| | Price | $399,000 | | Price/sqft | $230 | | Square Feet | 1,732 | | Year Built | 2020 | | Stories | 1 | | Property Type | Commercial (Other) | | Status | Active | | Days on Market | 179 | ## Estimated Monthly Costs | Category | Amount | |----------|--------| | Principal & Interest (20% down, 30-year at 6.5%) | $2,018 | | Estimated Insurance | $116 | | **Total** | **$2,134** | ## Property Highlights - Built in 2020 - 3 parking spaces ## Description ### Agent Description Elevate your professional space with this beautifully renovated 1,732 sq. ft. office condo in a prime Madisonville location. Situated on the second floor, the office features five executive offices with ample natural light, plus an additional office opening onto a serene balcony through glass doors. The recent renovations include new floors and paint, a new roof was installed April 2025, and an AC system updated in 2022 ( compete revamp, new returns added in every room, duct work, and insulated attic entrance). The office layout also comprises a conference room, reception area, a waiting room, a private bathroom, and a large kitchen. Condo fees ensure the exterior and common areas are meticulously maintained, including services like pest and termite control and gutter cleaning. ## Location - **Address:** 337 HIGHWAY 21, Madisonville, LA 70447 - **County:** St. Tammany - **Neighborhood:** Not a Subdivision - **Coordinates:** 30.428406, -90.155149 - **Google Maps:** https://www.google.com/maps?q=30.428406,-90.155149 ## Virtual Tour & Media - **Video Tour:** https://www.propertypanorama.com/instaview/roam/2555288 ## Listing Agent - **Name:** Bryan Alan Trevathan · **License:** 995705611 - **Brokerage:** Rêve | Realtors - **Broker Phone:** (504) 300-0700 ## Photos ![337 HIGHWAY 21 - Photo 1](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f129505800r.jpg) ![337 HIGHWAY 21 - Photo 2](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f3198599234r.jpg) ![337 HIGHWAY 21 - Photo 3](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f125366321r.jpg) ![337 HIGHWAY 21 - Photo 4](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f416164677r.jpg) ![337 HIGHWAY 21 - Photo 5](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f3573141545r.jpg) ![337 HIGHWAY 21 - Photo 6](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f2595230906r.jpg) ![337 HIGHWAY 21 - Photo 7](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f161830875r.jpg) ![337 HIGHWAY 21 - Photo 8](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f3852911066r.jpg) ![337 HIGHWAY 21 - Photo 9](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f2497881684r.jpg) ![337 HIGHWAY 21 - Photo 10](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f2571276009r.jpg) ![337 HIGHWAY 21 - Photo 11](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f142966405r.jpg) ![337 HIGHWAY 21 - Photo 12](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f4103434108r.jpg) ![337 HIGHWAY 21 - Photo 13](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f145560324r.jpg) ![337 HIGHWAY 21 - Photo 14](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f3866713896r.jpg) ![337 HIGHWAY 21 - Photo 15](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f2902543097r.jpg) ![337 HIGHWAY 21 - Photo 16](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f4128782704r.jpg) ![337 HIGHWAY 21 - Photo 17](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f482817028r.jpg) ![337 HIGHWAY 21 - Photo 18](http://lh.rdcpix.com/429ffad3b6687f617da779f3c2243ea8l-f3268023008r.jpg) --- **MLS#:** 2555288 | **Updated:** 2026-10-29 **Source:** listhub *Copyright © 2026 ROAM MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.* [View on PropertySimple](https://www.propertysimple.ai/listing/337-highway-21-madisonville-la-70447-9c455e558eca4a8ea9d6b42532a394f9) --- ## Structured Data ```json { "@context": "https://schema.org", "@type": "RealEstateListing", "@id": "https://www.propertysimple.ai/listing/337-highway-21-madisonville-la-70447-9c455e558eca4a8ea9d6b42532a394f9#listing", "url": "https://www.propertysimple.ai/listing/337-highway-21-madisonville-la-70447-9c455e558eca4a8ea9d6b42532a394f9", "name": "337 HIGHWAY 21, Madisonville, LA 70447", "description": "Elevate your professional space with this beautifully renovated 1,732 sq. ft. office condo in a prime Madisonville location. Situated on the second floor, the office features five executive offices with ample natural light, plus an additional office opening onto a serene balcony through glass doors. 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