Acuario Realty
- Includes listings, company services, and links to country information.
- http://www.acuariorealty.com/

Costa Rica Base
- Listings of acreage, residential and commercial real estate throughout the country, with a daily feed of business-related news articles.
- http://www.costaricabase.com/

JP Wilson Development
- US-based developer provides an overview of three planned residential developments in Lake Arenal and in Junquilla. [Requires Flash]
- http://www.costaricabeachandlake.com

Compass Properties
- US-based company provides real estate tours and other services in Costa Rica, with listings and information on the country, with local offices in San Jose and Jaco.
- http://www.compassproperties.net

Costa Rica Business Investment Properties
- Business broker offering small eco-tourism businesses, land and hotels for sale, including partnerships. Offices in Guanacaste, San Jose, Monteverde and Palmar Sur.
- http://www.rainforestmud.com/

The Reform of Property Registration Systems
- A status report that includes the current condition of the Costa Rican registry and the changes that have been instituted to date.
- http://www.cid.harvard.edu/hiid/733abs.html

El Dorado Realty
- Buyers agent John Scoble offers advice to expats on buying property and living in the country.
- http://www.eldoradorealtycr.com/

CoffeeCup Real Estate
- Browsable database of property listings advertised my multiple agents throughout the country.
- http://www.coffeecup-realestate.com/

For Sale by Owner
- Database of properties listed by owners with magazine distribution of advertisements.
- http://www.forsalebyownercostarica.com/

Properties for Sale
- Offers two houses in Cariari and a farm at Mal Pais. Includes photos and contact info.
- http://mikecr.com/

Costa Rica Real Estate Sales and Leasing
- Extensive listings throughout the country. Includes information on financing, investment, legal and immigration services.
- http://www.ilcostarricanproperties.com/

For Sale By Owner
- Browse residential and commercial listings and photos. Features homes and condos for rent.
- http://www.intertica.com/

Coastal Properties
- Provides country details and listings. Offices in Flamingo and Escazu.
- http://www.coastalproperties.co.cr/